Mobile App QA Engineer (m/f/d)

🏢 Summary: Senior Machine Learning Engineer role focused on building and deploying data-driven solutions for personalization, campaign ranking, and recommender systems in a large-scale e-commerce platform. The position involves end-to-end ownership of ML lifecycle, including data quality, feature engineering, model validation, deployment, and pipeline maintenance in a modern, agile environment. The role directly impacts business-critical logic behind flash sales and customer engagement models. 🗂️ Requirements: 3-5+ years of experience building, training, validating and deploying ML solutions in production, Proficiency in Python programming, Strong knowledge of SQL, Experience with Git, Experience with decision trees, neural networks and regression models, Ability to scale ML solutions to infrastructure and business needs, Understanding of data lake or lakehouse architecture, English proficiency at C1 level 📃 Skills: Python, SQL, Git, MachineLearning, DecisionTrees, NeuralNetworks, Regression, DataLake, Lakehouse, PySpark, Databricks, Scala, StructuredStreaming, MLflow, NLP, RecommenderSystems 🏢 Description: limango is a European platform focused on curated value shopping for families. As part of the OTTO Group - one of Europe’s leading e-commerce players - we connect families with inspiring brands, great deals, and products they truly love. Our ambition is to strengthen our position as one of Europe’s leading discount e-commerce players for families and beyond. Today, limango operates across Germany, Poland Austria, and the Netherlands, offering one of the largest selections for the whole family: from fashion and accessories to toys, outdoor, cosmetics, home and travel offers. Behind the platform is a team that values a good atmosphere, trust, collaboration, flexibility and real impact.  We foster a hybrid-first culture in Munich and Wrocław (2 days in the office), while staying open to remote talent who value the same way of working. JOIN THE LIMANGO IT! Join the limango IT and Product Development team! In the limango IT and Product development you get the chance to contribute your own ideas and know-how to maintain and develop our highly frequented, self built online shop for our markets in Poland, Germany, Austria and the Netherlands. Together with our experienced and international development teams you will bring our shop sites to the next level. As a Senior Machine Learning Engineer in our Machine Learning Shop team, you will own the business-critical logic behind our campaign-based flash sale model. Your work will directly impact how we rank campaigns based on customer interests and category affinities, optimize our product recommender systems, and prevent churn through smart communication models. You will work within a modern tech stack world in a well-rehearsed, agile environment alongside dedicated Product Owners, Data Engineers, and Web Developers. YOUR MAIN TASKS AND WHAT WE EXPECT Building and deploying data-driven and machine learning solutions for portal personalization and campaign ranking. Taking care of the whole machine learning process – verifying data quality, choosing optimal algorithms, feature engineering, model validation with correct metrics, and interpretability. Monitoring, maintaining, scaling, and updating existing data / ML pipelines. Building solutions following best software practices – clean code, testing, and automatic deployments. Working closely with data engineers, data scientists, and development teams in building our whole ML / data-driven infrastructure – reliable data pipelines and shared, clean data sources. Explaining and recommending optimal data-driven / ML solutions to both business stakeholders and developer teams. Sharing and improving ML / MLOps knowledge within the organization. WHAT WE EXPECT 3-5+ years of professional experience building, training, validating, and deploying ML solutions in production environments. Very good knowledge of Python programming, SQL, and Git. Experience in training and validating ML solutions (decision trees, neural nets, regression models). Ability to scale solutions according to infrastructure or business requirements. Good understanding of data lake / lakehouse architecture. Good knowledge of English (C1) (work in an international environment). Nice to have: Professional experience with recommender systems and NLP. Previous experience in ecommerce data ecosystems. Professional experience with PySpark programming and the Databricks Lakehouse platform ecosystem. Experience in structured streaming and Scala programming. Familiarity with MLOps environments such as mlflow. WHAT WE OFFER & WHAT YOU CAN EXPECT Hybrid or remote work model Enjoy the flexibility to work either in a hybrid model -with 2 days per week in our Wrocław office (you choose the days) if you’re based locally - or fully remotely from anywhere in Poland. Flexible start to your day Flexible start times let you plan your working day in a way that fits your schedule. Real benefits you’ll actually use Enjoy our products your way, for yourself or your loved ones. Plus, a wellbeing platform with access to health programs, webinars and challenges, as well as private medical care (Lux Med) for you and your family and a Multisport card. Office vibes we enjoy A treadmill under a desk, ping-pong table, popcorn machine, Xbox console or a quick break on a massage mat - small things that make your day better. You’re also welcome to bring your child or pet to the office - we genuinely love having them around 😊 Learning & development Access to language learning (English, German, Polish) via an app, along with a wide range of courses, podcasts and learning tools. You’ll also grow through international projects, collaboration and opportunities for occasional business trips that give you exposure to different teams and perspectives. Eco in action From Brita water dispensers instead of plastic bottles to eco-friendly document disposal - we focus on everyday habits that make a real difference. We’ve even planted our own Limango tree to support green spaces in Wrocław. Activities and Events From sports events to team gatherings, company wide events or casual afterwork events in our office - we like to stay active, spend time together and keep things social, in a natural and easy-going way. We look forward to receiving your application and can't wait to get to know you. Apply now! :)

🏢 Summary: The offer is for a Product Owner responsible for defining and prioritizing the mobile app (Android and iOS) roadmap in an international e-commerce environment. The role focuses on managing the product backlog, aligning stakeholders, and delivering high-quality mobile features in an agile, cloud-based, service-oriented architecture. You will work closely with cross-functional teams to drive continuous releases and integrate AI workflows into daily operations. 🗂️ Requirements: Few years of experience as Product Owner in mobile app projects, Experience in software development teams, Strong knowledge of Agile methodologies, Experience with Android and iOS app products, Ability to manage and prioritize product backlog, Ability to analyze data and user feedback, Experience in stakeholder management, Understanding of AI workflow integration, Experience with continuous release cycles, Fluency in collaboration with cross-functional teams 📃 Skills: Agile, Android, iOS, AI, Scrum, Kanban, Mobile, Cloud, SOA, APIs 🏢 Description: At limango, we’ve been shaping the world of e-commerce for over 18 years. Together with our platforms in the Netherlands, Germany, and Austria, we are proud to be part of the OTTO Group, one of Europe’s leading e-commerce players. We offer the largest selection of products for the entire family, making us a go-to shopping destination for millions of customers across Europe. But limango is more than just a platform, it's a community. We believe in working and growing together, valuing a healthy work-life balance and fostering a culture built on respect, trust, and equality. If these values resonate with you, there’s a good chance you’ll feel right at home with us. We foster a culture built around hybrid work in Wrocław (2 days in the office), while staying open to remote talent who value collaboration and real impact. Join the limango IT! At Limango IT, you’ll have the chance to apply your ideas and expertise to improve customer service and order management for the German, Polish, and Dutch markets. You’ll work with a modern technology stack, including cloud-based solutions, service-oriented architecture, and event-driven communication. Additionally, you’ll join an established international agile team comprising experienced developers, a dedicated Product Owner, and a QA engineer. We are looking for a Product Owner who will be responsible for defining and prioritizing our mobile app on Android and iOS. The ideal candidate must be able to work collaboratively with the development team, stakeholders, and customers to create and maintain a product roadmap that aligns with the company's vision and goals. Key Responsibilities: Define the product vision, roadmap, and strategy for the app team. Develop a deep understanding of the customer needs and behaviors, and work closely with the development team to deliver high-quality features that meet those needs. Prioritize and manage the product backlog based on data and user feedback, ensuring that the most valuable and high-impact features are being delivered first. Collaborate with cross-functional teams including design, engineering, QA, and product management to ensure that features are delivered on time and to the required quality. Conduct user research and analysis to identify new opportunities and improve the product's usability, accessibility, and user experience. Continuously monitor the market, competitors, and industry trends to ensure that the product remains competitive and innovative. Managing expectations and stakeholders effectively. Managing a continuous release cycle for iOS & Android and ensuring a good placement in the relevant app stores. You'll need: Minimum of few years of experience as a Product Owner or similar role in a software development team with a strong focus on mobile apps . Strong understanding of Agile development methodologies and principles. Integration of AI workflows into the daily operations to make work more effective Excellent communication, interpersonal, and stakeholder management skills. Ability to analyze and synthesize data to make informed decisions. Strong organizational skills and attention to detail. Ability to work collaboratively in a team environment and independently. Passion for mobile app development and emerging technologies. Bachelor's degree in Computer Science, Engineering, or a related field is a plus. What We Offer & What You Can Expect Challenging tasks and real impact, you’ll be directly involved in bringing new projects to life and influencing how we grow as a e-commerce business. Fast-paced learning environment, we’re an international team, so you’ll constantly pick up new skills and insights. Flexible working hours and B2B contract, choose when and how you work. Lots of room to grow, through hands-on experience, training, and working with experts from different parts of the world. Benefits Hybrid working model for people from Wrocław, remote working for people from other locations. Private healthcare, we provide access to the best specialists for you and your loved ones through Luxmed. Language classes, join English, German, and Polish lessons in small groups, tailored to your current skill level. Multisport card, stay active and healthy with a Multisport card giving you access to numerous fitness clubs and sports facilities. Team events with great people, we love spending time together after hours,whether it’s fun office meetups or organized outings. We look forward to receiving your complete application, including a letter of motivation, references/ certificates, salary expectations and your earliest possible start date. We can't wait to get to know you. Apply now! Please kindly include in any and all job postings we publish for Limango Polska Sp. z o.o. the following information, in the language of the job posting. At Limango Polska Sp. z o.o. the remuneration regulation have been adopted, providing for the possibility of obtaining an additional jubilee award and use (under certain conditions) of certain benefits (a sport card, medical insurance, life insurance). The remuneration is paid in arrears, on the last day of the calendar month.  Any other part of the employee's remuneration is determined by the employment contract.

🏢 Summary: IT Product Manager role supporting Life and Health (Biometric and Pricing) applications, responsible for product roadmap, backlog, and alignment with business strategy. The position combines product ownership, IT service management, and project leadership, including change, incident, and release management. It also covers financial oversight, compliance, and coordination with AMS and architecture teams in a complex enterprise environment. 🗂️ Requirements: University degree in Computer Science, Business Administration or similar, Fluency in Business English, Experience in Product Management and Project Management, Experience managing Pricing or Biometric applications in reinsurance, Hands-on experience with ServiceNow, SQL, cloud computing and Azure DevOps, Knowledge of ITIL processes, Experience with change, incident and release management, Knowledge of software development and product lifecycle, Ability to manage product enhancements or development projects 📃 Skills: ServiceNow, SQL, Azure, DevOps, ITIL, Scrum, CMDB, IAM, Cloud, Reinsurance 🏢 Description: About Us ERGO Technology & Services S.A. (ET&S), a member of the Munich Re and ERGO Group, is delivering integrated IT and business services to international markets. Our expertise lies in providing advanced IT services, with a focus on modern, business-driven technology solutions. On the business side, we also support the Group in various end-to-end insurance processes, including finance, operations, and underwriting. With offices in Warsaw and Gdansk, and strong global partnerships, we foster a dynamic, multicultural environment that promotes diversity and international opportunities. How you will get the job done leading IT product management in supporting Life and Health business units, with a focus on Biometric and Pricing businesses collaborating closely with Business Product Owners to manage the product backlog, developing the product roadmap, and ensuring alignment with business strategies managing the relationship and working closely with the Application Management Services (AMS) team to provide product operations and support taking responsibility for change, incident, and release management following IT service standards ensuring all security, risk, and compliance tasks are completed on time managing projects as required and leading small enhancement projects with the product team making sure that records are kept up to date in accordance with internal systems and processes such as CMDB, Enterprise Architecture Management, Identity Access Management, and others taking responsibility for the fiscal management of the product portfolio, including costs, budgets, and resource allocations coordinating product and project activities in accordance with internal and external partners supporting audits and maintaining thorough documentation for smooth operations Skills and experience you will need fluency in Business English a university degree, preferably in Computer Science, Business Administration, or a similar qualification good understanding of reinsurance, preferably with experience managing Pricing and Biometric applications hands-on experience working with ServiceNow, SQL, cloud computing, and Azure DevOps demonstrated knowledge and experience with Product and Project Management, including financial and stakeholder management experience with ITIL processes to collaborate with infrastructure, operations, solution, and technical architecture ability to run product enhancements or development projects familiarity with analytical and concept work regarding complex application operation landscapes and architectures assertiveness, self-organized, and proactive attitude target-orientation and willingness to learn distinct planning, organizational, and negotiation skills, as well as good mediator skills knowledge of the entire software development, product, and project life cycles acquired in various positions (project management, requirements engineering, consulting, etc.) Nice to have German language proficiency business analysis skills familiarity with Scrum methodology Perks & Benefits Let's be healthy Medical package, sports card, and numerous sports sections – these are some of the benefits that help our employees stay in good shape. Let's be balanced Work-life balance is a key aspect of a healthy workplace. We offer our employees flexible working hours, a confidential employee assistant program, as well as the possibility of remote working. However, staying at home with our in-office gaming room and dog-friendly office in Warsaw won’t be easy. Let's be smart We organize numerous workshops and training courses. Thanks to hackathons and meetups, our specialists share their expertise with others. Additionally, we have a wide range of digital learning platforms and language courses. Let's be responsible Each year, we participate in several CSR activities, during which, together with our colleagues, we do our best to create a better future. Let's be fun Company-wide bike races and soccer matches, film marathons in our cinema room or other engaging team-building activities – we got it covered! Let's be diverse Every team member is valued, regardless of gender, nationality, religious beliefs, disability, age, and sexual orientation or identity. Your qualifications, experience, and mindset are our greatest benefit!

🏢 Summary: The offer is for a Product Designer role focused on designing and delivering innovative mobile and web experiences that shape the strategic delivery journey for millions of e-commerce users. The position covers the full design process from ideation to implementation, working closely with cross-functional teams to build data-driven, user-centered solutions. It combines UX strategy, experimentation, and hands-on prototyping in a large-scale, technology-driven environment. 🗂️ Requirements: Minimum 5 years of experience in designing mobile applications (iOS/Android) and responsive web, Experience in Product Designer role or similar, Proficiency in Figma and prototyping tools, Ability to manage the full design process from ideation to implementation, Experience in cross-functional collaboration with product managers, analysts and engineers, Strong verbal and visual presentation skills, Polish and English at B2 level 📃 Skills: Figma, iOS, Android, ResponsiveWeb, Prototyping, UX, UI, Kubernetes, Docker, Consul, GitHub, GitHubActions 🏢 Description: About the job: Cooperation based on an employment contract for substitution. You will join the team shaping the strategic delivery experience for millions of Allegro customers. In this role, you will design and implement innovative logistical solutions that redefine e-commerce standards. Your work will sit at the intersection of advanced technology and business objectives, requiring close collaboration with stakeholders across the entire product lifecycle to collectively build an unrivaled Customer Experience. We are looking for people who: Have a broad approach to user experience, which they understand as a continuum of experience made up of numerous elements, including the product, communication and customer service Have at least 5 years of experience in designing mobile applications (iOS/Android) and responsive web Have experience in Product Designer role or similar Love experimenting and do not shy away from bold ideas, propose hypotheses and verify them Can make a compelling case for their product-related decisions Are curious about the user, problem or the solution they are looking for Are proficient in Figma and other prototyping tools, but are able to visualize initial ideas within minutes on a piece of paper Collaborate with other designers, product managers, analysts and engineers to validate and deliver experiences rapidly and iteratively Work across the entire design process from ideation to implementation Have strong verbal and visual presentation skills that communicate the process, approach and impact of your design Know Polish and English at B2 level Your responsibilities: Be involved in identifying the needs and solving the problems of Allegro users in Poland and in international markets Work with the best data analysts, researchers, product managers and other designers Develop solutions to be used by millions of people Be responsible for the entire design process What we offer: Flexible working hours in the hybrid model (4/1) - working hours start between 7:00 a.m. and 10:00 a.m. We also have 30 days of occasional remote work. Annual bonus based on your annual performance and company results. Well-located offices (with e.g. fully equipped kitchens, bicycle parking, terraces full of greenery) and excellent work tools (e.g., raised desks, ergonomic chairs, interactive conference rooms). A 16" or 14" MacBook Pro or corresponding Dell with Windows (if you don't like Macs) and all the necessary accessories. A wide selection of fringe benefits in a cafeteria plan - you choose what you like (e.g., medical, sports or lunch packages, insurance, purchase vouchers). English classes that we pay for related to the specific nature of your job. A training budget, inter-team tourism ( see more here ), hackathons, and an internal learning platform where you will find multiple trainings. An additional day off for volunteering, which you can use alone, with a team, or with a larger group of people connected by a common goal. Social events for Allegro people - Spin Kilometers, Family Day, Fat Thursday, Advent of Code, and many other occasions we enjoy. And that's just the beginning! You can read more about the benefits here . #goodtobehere means that: You will join a team you can count on - we work with top-class specialists who have knowledge- and experience-sharing in their DNA. You will love our level of autonomy in team organization, the space for continuous development, and the opportunity to try new things. You get to choose which technology solves the problem and you are responsible for what you create. You will value our Developer Experience and the full platform of tools and technologies that make creating software easier. We rely on an internal ecosystem based on self-service and widely used tools such as Kubernetes, Docker, Consul, GitHub, and GitHub Actions. Thanks to this, you can contribute to Allegro from your very first days on the job. You will be equipped with modern AI tools to automate repetitive tasks, allowing you to focus on developing new services and refining existing ones (also leveraging AI support). You will create solutions that will be used (and loved!) by your friends, family and millions of our customers. You will meet the Allegro Scale, which starts with over 1000 microservices, an open-source data bus (Hermes) with 300K+ rps, a Service Mesh with 1M+ rps, tens of petabytes of data, and production-used machine learning. You will become part of Allegro Tech - We speak at industry conferences, cooperate with tech communities, run our own blog (it's been over 10 years!), record podcasts, lead guilds, and we organize our own internal conference - the Allegro Tech Meeting. We create solutions we love (and can) to talk about! Send us your CV and… see you at Allegro!

🏢 Summary: Join the product team responsible for Allegro’s main listing and search page, building high-scale, data-driven solutions used by millions of users. The role focuses on developing and optimizing features in a microservices ecosystem, running large-scale A/B tests, and processing massive real-time data streams. You will deploy production features that handle billions of requests while leveraging modern DevOps and AI-supported development tools. 🗂️ Requirements: Commercial experience in backend or full-stack software development, Ability to design and implement scalable systems handling high traffic, Experience with microservices architecture, Experience with A/B testing and data-driven development, Knowledge of containerization and orchestration tools, Experience with version control and CI/CD pipelines, Ability to work in a hybrid model (Toruń-based team) 📃 Skills: Kubernetes, Docker, Consul, GitHub, GitHubActions, Microservices, ServiceMesh, Hermes, MachineLearning, AI 🏢 Description: About the job: A listing is not just an ordinary product list - it's a command center and a crucial stage of the shopping journey. This is where, in a fraction of a second, we have to connect and serve the essence of Allegro to the user. You will be right in the middle of the company's business and technological innovations, directly impacting how we present what matters most to buyers: from Allegro Smart! badges, through price presentation and coins, all the way to express delivery times. Your Impact and Growth: From the very beginning, you become a fully-fledged member of the product team with a real impact on how the main search page evolves. You deploy features to production, see their immediate effects, and learn how to optimize a product based on the behavior of millions of real people, rather than textbook theories. You enter a true technological proving ground - you create solutions that handle billions of requests and process gigantic data volumes in real-time. Our Data-Driven Culture: In the listing team, we base every change on hard data, not guesswork or intuition. Here, you will learn experiment-driven programming. You will learn how to design, implement, and analyze A/B tests on a massive sample of users. You will see with your own eyes how a minor optimization in your code translates into real customer behaviors and the business metrics of the entire company. Important things for you: Flexible working hours in the hybrid model (4/1) - working hours start between 7:00 a.m. and 10:00 a.m. We also have 30 days of occasional remote work. The salary range for this position depending on the skill set is as follows (contract of employment, tax-deductible cost): PLN 11 200 - 15 250 Annual bonus based on your annual performance and company results. Our team is based in Toruń. What we offer: - Flexible working hours in the hybrid model (4/1) - our hours can start between 7:00 a.m. and 10:00 a.m. We also have 30 days of occasional remote work. - Annual bonus based on your annual performance and company results. - Well-located offices (with e.g. fully equipped kitchens, bicycle parking, terraces full of greenery) and excellent work tools (e.g., raised desks, ergonomic chairs, interactive conference rooms). - A 16" or 14" MacBook Pro or corresponding Dell with Windows (if you don't like Macs) and all the necessary accessories. - A wide selection of fringe benefits in a cafeteria plan - you choose what you like (e.g., medical, sports or lunch packages, insurance, purchase vouchers). - English classes that we pay for related to the specific nature of your job. - A training budget, inter-team tourism ( more here ), hackathons, and an internal learning platform where you will find multiple trainings. - An additional day off for volunteering, which you can use alone, with a team, or with a larger group of people connected by a common goal. - Social events for Allegro people - Spin Kilometers, Family Day, Fat Thursday, Advent of Code, and many other occasions we enjoy. And that's just the beginning! You can read more about the benefits here . #goodtobehere means that: - You will join a team you can count on - we work with top-class specialists who have sharing knowledge and experience in their DNA. - You will love our level of autonomy in team organization, the space for continuous development, and the opportunity to try new things. You get to choose which technology solves the problem and you are responsible for what you create. - You will value our Developer Experience and the full platform of tools and technologies that make creating software easier. We rely on an internal ecosystem based on self-service and widely used tools such as Kubernetes, Docker, Consul, GitHub, and GitHub Actions. Thanks to this, you can contribute to Allegro from your very first days on the job. - You will be equipped with modern AI tools to automate repetitive tasks, allowing you to focus on developing new services and refining existing ones (also leveraging AI support). - You will create solutions that will be used (and loved!) by your friends, family and millions of our customers. - You will meet the Allegro Scale, which starts with over 1000 microservices, an open-source data bus (Hermes) with 300K+ rps, a Service Mesh with 1M+ rps, tens of petabytes of data, and production-used machine learning. - You will become part of Allegro Tech - We speak at industry conferences, cooperate with tech communities, run our own blog (it's been over 10 years!), record podcasts, lead guilds, and we organize our own internal conference - the Allegro Tech Meeting. We create solutions we love (and can) to talk about! Send us your CV and… see you at Allegro!

🏢 Summary: Backend Engineer role focused on developing and maintaining public APIs for creating products and offers, using Java/Kotlin and integrating Generative AI workflows. The position involves building robust backend systems at scale, ensuring code quality, and contributing to architectural decisions within a microservices ecosystem. 🗂️ Requirements: Proficiency in Java and/or Kotlin, Willingness to work with Generative AI workflows, Experience in backend development, Ability to work with microservices architecture, Knowledge of code quality, testing, and architectural standards, English B2 level, Polish B2 level 📃 Skills: Java, Kotlin, GenAI, Kubernetes, Docker, Consul, GitHub, GitHubActions, Microservices, REST, API, Hermes, ServiceMesh, MachineLearning 🏢 Description: The team you will be joining manages the public APIs responsible for creating new products and offers on Allegro. Their core mission is to streamline this process for the broadest possible range of partners. To achieve this, they develop robust backend systems and integrate Generative AI workflows to ensure effortless offer management. Important things for you Flexible working hours in the hybrid model (4/1) - working hours start between 7:00 a.m. and 10:00 a.m. We also have 30 days of occasional remote work; The salary range for this position depending on the skill set is as follows (contract of employment, tax-deductible cost): 10 700 - 14 900PLN gross Annual bonus (depending on your annual assessment and the company's results) Our team is based in Poznań We are looking for people who: Code in Java and/or Kotlin. Are willing to work with GenAI workflows. Expect work that has a deeper meaning (not only tasks "management has commissioned") and want to enjoy its results. Want to be proud of the code they create. Eagerly accept comments and share knowledge during code reviews. Can look for effective solutions to the requirements set by users. Want to constantly develop and update their knowledge. Know English and Polish at B2 level. Your responsibilities: Executing well-defined tasks with medium complexity within the scope of team projects. Completing tasks based on predefined priority levels. Understanding the user and their perspective to inform development decisions. Using semantic code and learn the basics of accessibility to avoid common barriers for users with disabilities. Conducting off-hours duty on team products - possible via joint employee's and manager's decisions. Taking responsibility and ownership for developed features. Proposing and implementing solutions to engineering challenges. Seeking assistance from teammates when needed to overcome technical obstacles. Making decisions about code constructs and consulting with the team on architectural issues. Suggesting design process improvements to enhance product quality. Identifying logical errors in the codebase and proposing actionable improvements. Defining and reporting technical debt to ensure long-term quality at the code and architecture levels. Actively acquiring and applying product domain knowledge during development. Considering the impact of work on other domains to ensure system-wide consistency. Building a solid foundation in the chosen technology stack. Learning new technologies and apply the acquired knowledge effectively in projects. Meeting quality standards including code readability, testing, architecture, stability, and monitoring. Focusing on mastering and working within a single core technology. Occasionally providing constructive feedback. Incorporating received feedback into ongoing work and professional development. Collaborating and communicate effectively with others using facts and data. Engaging in self-development and pursuing growth within well-defined professional areas. Occasionally sharing knowledge with the team or individual colleagues. What's in it for you: Flexible working hours in the hybrid model (4/1) - working hours start between 7:00 a.m. and 10:00 a.m. We also have 30 days of occasional remote work. Annual bonus based on your annual performance and company results. Well-located offices (with e.g. fully equipped kitchens, bicycle parking, terraces full of greenery) and excellent work tools (e.g., raised desks, ergonomic chairs, interactive conference rooms). A 16" or 14" MacBook Pro or corresponding Dell with Windows (if you don't like Macs) and all the necessary accessories. A wide selection of fringe benefits in a cafeteria plan - you choose what you like (e.g., medical, sports or lunch packages, insurance, purchase vouchers). English classes that we pay for related to the specific nature of your job. A training budget, inter-team tourism ( see more here ), hackathons, and an internal learning platform where you will find multiple trainings. An additional day off for volunteering, which you can use alone, with a team, or with a larger group of people connected by a common goal. Social events for Allegro people - Spin Kilometers, Family Day, Fat Thursday, Advent of Code, and many other occasions we enjoy. And that's just the beginning! You can read more about the benefits here . #goodtobehere means that: You will join a team you can count on - we work with top-class specialists who have knowledge- and experience-sharing in their DNA. You will love our level of autonomy in team organization, the space for continuous development, and the opportunity to try new things. You get to choose which technology solves the problem and you are responsible for what you create. You will value our Developer Experience and the full platform of tools and technologies that make creating software easier. We rely on an internal ecosystem based on self-service and widely used tools such as Kubernetes, Docker, Consul, GitHub, and GitHub Actions. Thanks to this, you can contribute to Allegro from your very first days on the job. You will be equipped with modern AI tools to automate repetitive tasks, allowing you to focus on developing new services and refining existing ones (also leveraging AI support). You will create solutions that will be used (and loved!) by your friends, family and millions of our customers. You will meet the Allegro Scale , which starts with over 1000 microservices, an open-source data bus (Hermes) with 300K+ rps, a Service Mesh with 1M+ rps, tens of petabytes of data, and production-used machine learning. You will become part of Allegro Tech - We speak at industry conferences, cooperate with tech communities, run our own blog (it's been over 10 years!), record podcasts, lead guilds, and we organize our own internal conference - the Allegro Tech Meeting. We create solutions we love (and can) to talk about! Send us your CV and… see you at Allegro!

🏢 Summary: Software development role focused on building and supporting .NET applications in an international agile product team. The position involves designing, coding, testing, deploying, and maintaining applications using C#, .NET, Oracle, and frontend technologies. The offer includes flexible work arrangements, professional development opportunities, and a collaborative global environment. 🗂️ Requirements: 5+ years of software development experience, Experience with C# and .NET 4.8, Knowledge of Windows Forms and ASP.NET, SQL, PL/SQL, and Oracle proficiency, Frontend development with HTML, CSS, and JavaScript, Experience with TFS/GIT version control, Knowledge of Azure DevOps, Understanding of cloud technologies and containers, Knowledge of architectural patterns, Experience writing secure software, Experience working in Agile methodologies, Experience with ReSharper, Client-server programming experience, Ability to create technical documentation, Ability to communicate in an international environment 📃 Skills: C#, .NET, WindowsForms, ASP.NET, SQL, PLSQL, Oracle, HTML, CSS, JavaScript, TFS, GIT, Azure, DevOps, Containers, ReSharper, Agile 🏢 Description: About Us ERGO Technology & Services S.A. (ET&S), a member of the Munich Re and ERGO Group, is delivering integrated IT and business services to international markets. Our expertise lies in providing advanced IT services, with a focus on modern, business-driven technology solutions. On the business side, we also support the Group in various end-to-end insurance processes, including finance, operations, and underwriting. With offices in Warsaw and Gdansk, and strong global partnerships, we foster a dynamic, multicultural environment that promotes diversity and international opportunities. How you will get the job done designing and coding programs and scripts from agreed specifications creating technical test cases, executing tests, and correcting bugs providing technical documentation for developed components executing technical application support deploying applications into test and production environments installing, configuring, customizing, and integrating standard software prioritizing business impact and urgency learning new technology and methodology quickly communicating with non-native speakers and collaborating in a global environment taking over responsibility and showing initiative working in an international product team, asking for and accepting help applying conflict-management skills showing flexibility, resilience, and willingness to adapt to changing requirements proactively identifying issues and presenting solutions and options Skills and experience you will need C# and .NET expertise - C# with .NET 4.8, Windows Forms, ASP.NET SQL, PL/SQL and Oracle proficiency frontend development skills - HTML, CSS, JavaScript version control experience - TFS/GIT Azure DevOps (Source Control & Program Management) cloud technology knowledge (e.g., containers for .NET applications) knowledge of general architectural patterns knowledge of writing secure software knowledge of agile patterns and experience in agile methods experience using ReSharper excellent interpersonal and communication skills 5+ years of development background in design, analysis, coding, bug fixing IT technical background and client-server programming experience Nice to have basic knowledge of insurance business and finance processes experience with container orchestration broader insurance or financial domain expertise familiarity with additional productivity or refactoring tools Perks & Benefits Let's be healthy Medical package, sports card, and numerous sports sections – these are some of the benefits that help our employees stay in good shape. Let's be balanced Work-life balance is a key aspect of a healthy workplace. We offer our employees flexible working hours, a confidential employee assistant program, as well as the possibility of remote working. However, staying at home with our in-office gaming room and dog-friendly office in Warsaw won’t be easy. Let's be smart We organize numerous workshops and training courses. Thanks to hackathons and meetups, our specialists share their expertise with others. Additionally, we have a wide range of digital learning platforms and language courses. Let's be responsible Each year, we participate in several CSR activities, during which, together with our colleagues, we do our best to create a better future. Let's be fun Company-wide bike races and soccer matches, film marathons in our cinema room or other engaging team-building activities – we got it covered! Let's be diverse Every team member is valued, regardless of gender, nationality, religious beliefs, disability, age, and sexual orientation or identity. Your qualifications, experience, and mindset are our greatest benefit!

🏢 Summary: Engineering Team Leader (Python) role focused on leading the Backoffice Engineering Team responsible for internal systems supporting logistics, warehouse management, accounting, customer support, and business intelligence. The position involves driving ERP implementation, improving system reliability, and embedding AI-driven automation into operational workflows. The role combines technical leadership, backend architecture ownership, and team development in a hybrid Warsaw-based setup. 🗂️ Requirements: Experience leading backend engineering teams, Expert-level Python, Expert-level Django, Strong system design skills, API architecture experience, Experience with observability and monitoring, Experience with alerting and incident response, Understanding of ERP platforms, Knowledge of backend system integrations, Security and compliance awareness, CI/CD knowledge, Docker proficiency, Linux proficiency, GCP knowledge, Fluent Polish, Good English skills, Availability to work from Warsaw office 3 days a week 📃 Skills: Python, Django, ERP, API, CI/CD, Docker, Linux, GCP, AI 🏢 Description: Join Tylko, Where Design Meets Technology Founded in Warsaw, Poland, in 2015, Tylko is redefining how we design, shop for, and experience furniture. Frustrated by mass-produced, one-size-fits-all solutions, the team created something smarter: bespoke storage that balances cutting-edge technology, premium craftsmanship, and sustainable production. With millimetre-perfect precision, every piece is made-to-order and crafted locally , minimising waste and maximising longevity. The result? A new standard in furniture – one that fits your space, your style, and your life. Why It Matters We’re not just building furniture. We’re changing how people think about living with it. By merging technology and design, we help people create spaces that truly reflect who they are. If you believe that good design can make everyday life better, you’ll feel right at home here. How We Work We believe in small teams, big ideas, and simple processes. No endless paperwork, no silos. Just open communication, shared goals, and a healthy dose of curiosity. We start small, think big, and move fast, because progress always beats perfection . At Tylko, collaboration and trust aren’t buzzwords — they’re how we work. From day one, you’re part of a team that makes real decisions and brings them to life together. You’ll have the freedom to share ideas, turn them into action, and shape the space around you literally. Here, learning isn’t a bonus. It’s part of the job. About the Role We're looking for a strong Engineering Team Leader (Python) to join our Backoffice Engineering Team responsible for the internal systems that keep Tylko's operations running. The Backoffice Engineering Team builds and maintains the internal systems that power Tylko's core operations — logistics, warehouse management, accounting, customer support, and business intelligence. The team's mission is to automate operational workflows so the business can scale without proportional headcount growth. Over the next two years, the team will drive the implementation of an ERP system (starting with the accounting domain) and embed AI-driven automation across internal processes. The team is composed of Python developers and works in close partnership with the business functions that depend on what they build. What You’ll Do You'll take ownership, make things happen, and see your impact. Specifically, you will: Own the technical quality and architecture of the systems the team builds, setting the bar, making the hard calls, and ensuring decisions are well documented and consistently applied Lead and develop the team through regular 1-on-1s, clear growth paths, and a culture of genuine ownership that doesn't bottleneck on you Drive ERP implementation by integrating modules seamlessly into existing backend systems and ensuring the solution is stable, secure, and easy to evolve Act as the technical voice in cross-functional planning, surfacing constraints, risks, and trade-offs to business stakeholders before commitments are made Own system reliability and observability, including monitoring, alerting, the on-call process, and postmortems that lead to meaningful improvements Embed AI and automation into the team's work by identifying opportunities across significant initiatives and delivering measurable efficiency gains Why Tylko? Being a part of the Tylko team goes beyond clocking in every day. We celebrate inclusivity and work together to build a culture of happy, healthy employees who are truly heard. We provide: One bonus day off every month (in addition to regular days off) Comprehensive healthcare Multisport card A generous discount on all Tylko products A dog-friendly office! What we’re looking for: Proven experience leading a backend engineering team — setting technical direction, growing engineers, and being accountable for delivery, not just contributing as an IC Expert-level Python & Django — able to review, guide, and set standards across the team's codebase Strong system design and API architecture skills — experience making architecture decisions stick across a team Experience with observability, monitoring, alerting, and incident response for backend systems Understanding of ERP platforms and how they integrate with backend systems Awareness of security and compliance practices for systems handling financial or operational data CI/CD and DevOps fundamentals — comfortable with Docker, Linux, GCP; able to work effectively with the Platform team Fluent Polish and good command of English Fluent Polish and good command of English Working in our Warsaw office 3 days a week Ready to Design the Future with Us? If you’re looking for a place where your ideas matter, your curiosity is fuel, and your work has real impact — let’s talk. Join Tylko and help us make furniture smarter, homes happier, and everyday life a little more beautiful.

🏢 Summary: Engineering Team Leader (Python) role focused on leading the Backoffice Engineering Team responsible for internal systems supporting logistics, warehouse management, accounting, customer support, and business intelligence. The position involves driving ERP implementation, improving system reliability, and embedding AI-driven automation into operational workflows. The role combines technical leadership, backend architecture ownership, and team development in a hybrid Warsaw-based setup. 🗂️ Requirements: Experience leading backend engineering teams, Expert-level Python, Expert-level Django, Strong system design skills, API architecture experience, Experience with observability and monitoring, Experience with alerting and incident response, Understanding of ERP platforms, Knowledge of backend system integrations, Knowledge of security and compliance practices, CI/CD fundamentals, Docker proficiency, Linux proficiency, GCP proficiency, Fluent Polish, Good English skills, Availability to work from Warsaw office 3 days a week 📃 Skills: Python, Django, ERP, API, CI/CD, Docker, Linux, GCP, AI 🏢 Description: Join Tylko, Where Design Meets Technology Founded in Warsaw, Poland, in 2015, Tylko is redefining how we design, shop for, and experience furniture. Frustrated by mass-produced, one-size-fits-all solutions, the team created something smarter: bespoke storage that balances cutting-edge technology, premium craftsmanship, and sustainable production. With millimetre-perfect precision, every piece is made-to-order and crafted locally , minimising waste and maximising longevity. The result? A new standard in furniture – one that fits your space, your style, and your life. Why It Matters We’re not just building furniture. We’re changing how people think about living with it. By merging technology and design, we help people create spaces that truly reflect who they are. If you believe that good design can make everyday life better, you’ll feel right at home here. How We Work We believe in small teams, big ideas, and simple processes. No endless paperwork, no silos. Just open communication, shared goals, and a healthy dose of curiosity. We start small, think big, and move fast, because progress always beats perfection . At Tylko, collaboration and trust aren’t buzzwords — they’re how we work. From day one, you’re part of a team that makes real decisions and brings them to life together. You’ll have the freedom to share ideas, turn them into action, and shape the space around you literally. Here, learning isn’t a bonus. It’s part of the job. About the Role We're looking for a strong Engineering Team Leader (Python) to join our Backoffice Engineering Team responsible for the internal systems that keep Tylko's operations running. The Backoffice Engineering Team builds and maintains the internal systems that power Tylko's core operations — logistics, warehouse management, accounting, customer support, and business intelligence. The team's mission is to automate operational workflows so the business can scale without proportional headcount growth. Over the next two years, the team will drive the implementation of an ERP system (starting with the accounting domain) and embed AI-driven automation across internal processes. The team is composed of Python developers and works in close partnership with the business functions that depend on what they build. What You’ll Do You'll take ownership, make things happen, and see your impact. Specifically, you will: Own the technical quality and architecture of the systems the team builds, setting the bar, making the hard calls, and ensuring decisions are well documented and consistently applied Lead and develop the team through regular 1-on-1s, clear growth paths, and a culture of genuine ownership that doesn't bottleneck on you Drive ERP implementation by integrating modules seamlessly into existing backend systems and ensuring the solution is stable, secure, and easy to evolve Act as the technical voice in cross-functional planning, surfacing constraints, risks, and trade-offs to business stakeholders before commitments are made Own system reliability and observability, including monitoring, alerting, the on-call process, and postmortems that lead to meaningful improvements Embed AI and automation into the team's work by identifying opportunities across significant initiatives and delivering measurable efficiency gains Why Tylko? Being a part of the Tylko team goes beyond clocking in every day. We celebrate inclusivity and work together to build a culture of happy, healthy employees who are truly heard. We provide: One bonus day off every month (in addition to regular days off) Comprehensive healthcare Multisport card A generous discount on all Tylko products A dog-friendly office! What we’re looking for: Proven experience leading a backend engineering team — setting technical direction, growing engineers, and being accountable for delivery, not just contributing as an IC Expert-level Python & Django — able to review, guide, and set standards across the team's codebase Strong system design and API architecture skills — experience making architecture decisions stick across a team Experience with observability, monitoring, alerting, and incident response for backend systems Understanding of ERP platforms and how they integrate with backend systems Awareness of security and compliance practices for systems handling financial or operational data CI/CD and DevOps fundamentals — comfortable with Docker, Linux, GCP; able to work effectively with the Platform team Fluent Polish and good command of English Fluent Polish and good command of English Working in our Warsaw office 3 days a week Ready to Design the Future with Us? If you’re looking for a place where your ideas matter, your curiosity is fuel, and your work has real impact — let’s talk. Join Tylko and help us make furniture smarter, homes happier, and everyday life a little more beautiful.

🏢 Summary: Employment contract (substitution) for a Senior Product Designer to shape strategic delivery experiences for millions of users by designing innovative logistics solutions across mobile and web. The role covers the full design process from ideation to implementation, working closely with cross-functional teams to deliver data-driven, user-centered solutions. Requires strong ownership, experimentation, and collaboration within a large-scale tech ecosystem. 🗂️ Requirements: Portfolio with design work and problem-solving examples, Minimum 5 years of experience designing mobile applications (iOS/Android) and responsive web, Experience in Product Designer role or similar, Proficiency in Figma and prototyping tools, Ability to run end-to-end design process from ideation to implementation, Experience collaborating with product managers, analysts, and engineers, Strong verbal and visual presentation skills, Native-level Polish, English at B2 level 📃 Skills: Figma, iOS, Android, Responsive, UX, Prototyping, Wireframing, Research, Analytics, Kubernetes, Docker, Consul, GitHub, GitHubActions, Hermes, ServiceMesh 🏢 Description: Cooperation based on an employment contract for substitution. You will join the team shaping the strategic delivery experience for millions of Allegro customers. In this role, you will design and implement innovative logistical solutions that redefine e-commerce standards. Your work will sit at the intersection of advanced technology and business objectives, requiring close collaboration with stakeholders across the entire product lifecycle to collectively build an unrivaled Customer Experience. Must have for the application A portfolio featuring examples of your design work and problem-solving skills (description) We are looking for people who: Have a broad approach to user experience, which they understand as a continuum of experience made up of numerous elements, including the product, communication and customer service Have at least 5 years of experience in designing mobile applications (iOS/Android) and responsive web Have experience in Product Designer role or similar Love experimenting and do not shy away from bold ideas, propose hypotheses and verify them Can make a compelling case for their product-related decisions Are curious about the user, problem or the solution they are looking for Are proficient in Figma and other prototyping tools, but are able to visualize initial ideas within minutes on a piece of paper Collaborate  with other designers, product managers, analysts and engineers to validate and deliver experiences rapidly and iteratively Work across the entire design process from ideation to implementation Have strong verbal and visual presentation skills that communicate the process, approach and impact of your design Know Polish at a native level and English at B2 level Your responsibilities: Be involved in identifying the needs and solving the problems of Allegro users in Poland and in international markets Work with the best data analysts, researchers, product managers and other designers Develop solutions to be used by millions of people Be responsible for the entire design process What's in it for you: Flexible working hours in the hybrid model (4/1) - working hours start between 7:00 a.m. and 10:00 a.m. We also have 30 days of occasional remote work. Well-located offices (with e.g. fully equipped kitchens, bicycle parking, terraces full of greenery) and excellent work tools (e.g., raised desks, ergonomic chairs, interactive conference rooms). A 16" or 14" MacBook Pro or corresponding Dell with Windows (if you don't like Macs) and all the necessary accessories. A wide selection of fringe benefits in a cafeteria plan - you choose what you like (e.g., medical, sports or lunch packages, insurance, purchase vouchers). English classes that we pay for related to the specific nature of your job. A training budget, inter-team tourism ( see more here ), hackathons, and an internal learning platform where you will find multiple trainings. An additional day off for volunteering, which you can use alone, with a team, or with a larger group of people connected by a common goal. Social events for Allegro people - Spin Kilometers, Family Day, Fat Thursday, Advent of Code, and many other occasions we enjoy. And that's just the beginning! You can read more about the benefits here . #goodtobehere means that: You will join a team you can count on - we work with top-class specialists who have knowledge- and experience-sharing in their DNA. You will love our level of autonomy in team organization, the space for continuous development, and the opportunity to try new things. You get to choose which technology solves the problem and you are responsible for what you create. You will value our Developer Experience and the full platform of tools and technologies that make creating software easier. We rely on an internal ecosystem based on self-service and widely used tools such as Kubernetes, Docker, Consul, GitHub, and GitHub Actions. Thanks to this, you can contribute to Allegro from your very first days on the job. You will be equipped with modern AI tools to automate repetitive tasks, allowing you to focus on developing new services and refining existing ones (also leveraging AI support). You will create solutions that will be used (and loved!) by your friends, family and millions of our customers. You will meet the Allegro Scale , which starts with over 1000 microservices, an open-source data bus (Hermes) with 300K+ rps, a Service Mesh with 1M+ rps, tens of petabytes of data, and production-used machine learning. You will become part of Allegro Tech - We speak at industry conferences, cooperate with tech communities, run our own blog (it's been over 10 years!), record podcasts, lead guilds, and we organize our own internal conference - the Allegro Tech Meeting. We create solutions we love (and can) to talk about! Send us your CV and… see you at Allegro!