Backend Engineer (Python & Django)

🏢 Summary: Backend Engineer role focused on building production systems for AI agents, including backend services, APIs, and data pipelines for enterprise customers. The position involves designing reliable distributed systems, maintaining production services, and collaborating closely with cross-functional teams in a fully on-site Warsaw office environment. The company offers a modern AI-focused tech stack, B2B contract, stock options, and opportunities to contribute to open-source projects. 🗂️ Requirements: 3–5 years of experience building backend production systems, Strong Python skills, Understanding of distributed systems, Experience with AWS, GCP, or Azure, Knowledge of SQL and NoSQL databases, Database design experience, Security-focused approach to system design, Ability to manage projects from idea to production, Strong written and spoken communication skills, Experience using AI tools in software development, Ability to work fully on-site in Warsaw 📃 Skills: Python, AWS, GCP, Azure, SQL, NoSQL, AI, TypeScript, APIs, GitHub, Copilot, Codex, Claude 🏢 Description: Please note: This role requires working from our office in Warsaw city centre 5 days a week . This is a fully on-site position , and remote or hybrid work is not available . About us We believe that businesses are moving toward AI-powered work, and we are building a platform for this future. Many AI agents cannot handle complex business tasks. We created a platform that organizes company policies, workflows, and business knowledge into one AI data model. This helps AI agents make accurate decisions and deliver reliable results at scale. We already work with well-known enterprise customers such as Glovo, Nespresso, and HelloFresh. Our platform supports thousands of users and handles real production data. Customers trust us with important business knowledge because we provide a secure and reliable solution with SOC2, HIPAA-ready security practices, and strong integrations. Job description We are looking for a backend engineer with several years of experience who wants to take responsibility for real systems, not only complete assigned tasks. You will solve backend challenges, choose the best technical solutions, deliver new features, and support them in production. We are looking for someone with good technical skills, clear communication, and a desire to build systems that are simple, reliable, and easy to improve. You will help build production systems for AI agents, working on real problems for customers who already use our platform. The position is based in Warsaw and requires working from the office. Responsibilities Build backend services, APIs, data pipelines, and background processes for production systems. Turn business requirements into technical solutions and implementation plans. Monitor and maintain services after release, improving reliability, performance, and system monitoring. Design service interfaces and data models that fit well into the overall system. Create technical documentation and diagrams when they help the team. Work closely with product managers, frontend engineers, and platform engineers. Improve engineering processes using AI tools, automation, and better workflows. Help maintain high code quality through code reviews and design reviews. Requirements Around 3–5 years of experience building backend production systems. Strong Python skills and the ability to write clean and maintainable code. Good understanding of distributed systems, including concurrency, failures, data consistency, asynchronous processing, and service communication. Experience with cloud platforms such as AWS, GCP, or Azure, and knowledge of SQL, NoSQL, and database design. A security-focused approach when working with sensitive data and system design. Ability to manage projects from idea to production with increasing responsibility. Good written and spoken communication skills, with the ability to explain technical decisions clearly. Experience using AI tools as part of your daily software development work. Nice to have Experience with AI agents, orchestration, retrieval systems, tool calling, or LLM-based infrastructure. Knowledge of TypeScript or willingness to work across the full technology stack. Experience taking on more responsibility and learning quickly. What we offer B2B contract and company stock options. MacBook Pro. Modern technology stack and the opportunity to contribute to open-source projects. An AI-focused development environment with tools such as Claude Code, OpenAI Codex, and GitHub Copilot. Our values Our leadership team combines strong experience in AI, knowledge management, and enterprise SaaS. We have received more than $60 million in funding and have been recognized by Gartner as a Cool Vendor. Our work is guided by these values: Quality – We care about excellent work and high standards in everything we build. Momentum – We take initiative, share ideas, and keep moving forward. Accountability – We take responsibility for our work and give honest, respectful feedback. Hard work – We believe success comes from teamwork, dedication, and consistent effort. Learning agility – We stay curious, learn from mistakes, and continue improving. Adapt and thrive – We welcome change and see challenges as opportunities to grow. Win together – We work as one team, communicate openly, and support our shared goals.

🏢 Summary: Senior DevOps/Cloud Engineer role focused on designing and operating cloud infrastructure and data platforms for a Forbes 500 private equity client. The position involves owning AWS-based environments, Infrastructure-as-Code, Kubernetes workloads, identity and authentication systems, and production reliability. You will support data engineering teams by building secure, scalable, and observable multi-cloud infrastructure. 🗂️ Requirements: 10+ years in IT, 5+ years in DevOps/Cloud role, Deep AWS expertise (IAM, EC2, S3, EKS), Strong Terraform experience with end-to-end IaC ownership, Hands-on Kubernetes setup and operations, Docker proficiency, Strong Python skills, Strong Bash skills, Experience with IAM and identity providers, Knowledge of OAuth/OIDC and SSO, Experience with Entra ID and Active Directory, Observability and SRE practices experience, Experience with relational and NoSQL databases, C1+ English proficiency 📃 Skills: AWS, Azure, Terraform, Python, Bash, SQL, Docker, Kubernetes, Airflow, Snowflake, Redshift, Athena, GitLab, Artifactory, SQLAlchemy, IAM, OAuth, OIDC, SSO, Okta, ActiveDirectory, EC2, S3, EKS, Lambda, RDS, Route53, EntraID, CI/CD, Scrum 🏢 Description: We are an AI-native data and technology partner for private capital and healthcare. Founded in 2010 and headquartered in Warsaw, we work with leading PE firms, VC funds, and healthcare organizations to build proprietary data infrastructure, deploy AI solutions, and drive AI-native transformation. Our clients manage a cumulative $210B+ in assets. Our average engagement runs five years. Our NPS sits above 80. We don't need to claim credibility — we can show it. We've also done to ourselves what we now do for clients. We've restructured our own company around AI — tools, policies, roles, delivery models. This isn't a pitch. It's a playbook we've already run, and we're hiring the engineers who will run it for others. The Project: We are carrying out the project for our client, an American private equity and investment management fund - listed on the Forbes 500 list - based in New York. We support them in the area of data pipeline, infrastructure and data engineering team. They operate very widely in the world of finance, loans, investments and real estate. Tech stack AWS (EC2, ELB, IAM, Lambda, RDS, Route53, S3, Athena, Redshift, EKS), Azure (Entra ID / Copilot integration), Terraform, Python, Bash, SQL, Docker, Kubernetes, Apache Airflow, Snowflake, GitLab, Artifactory, SQLAlchemy. Best practices: CI/CD, Code Reviews, Scrum. Your responsibilities Designing, building and maintaining cloud infrastructure across AWS environments, with Azure involvement where needed for Copilot integration Writing and owning Infrastructure-as-Code (Terraform) — from greenfield builds to ongoing refactors Running containerized workloads (Docker, Kubernetes) across multi-region setups Owning observability: logging, metrics, dashboards, reliability targets, operational runbooks Engineering identity and auth solutions — IAM policies, Entra ID, OAuth/OIDC, SSO, Okta, token ownership, service vs. user auth, cross-platform access Debugging real production issues: API failures, auth loops, rate limits, model config problems, client SDK bugs, capacity constraints Building reusable tooling and infrastructure for data scientists and engineers Supporting the broader data engineering team with DevOps expertise Documenting what you build — clearly and thoroughly What we're looking for 10+ years in IT, including 5+ years in a DevOps/Cloud role Deep AWS expertise (IAM, EC2, S3, EKS and beyond); Azure awareness for Copilot-adjacent work Solid Terraform background — you've owned IaC end-to-end, not just contributed to it Kubernetes experience: setting it up from scratch, scaling, day-2 operations Docker proficiency Strong Python and Bash skills Identity and auth engineering: IAM, Entra ID, OAuth/OIDC, SSO, Okta, Active Directory Observability and SRE mindset — you write runbooks, you own reliability, you don't just monitor Experience with relational and NoSQL databases C1+ English — written and spoken Nice to have Experience with data pipeline tools (Airflow, Snowflake, Redshift, Athena) Familiarity with Artifactory or similar repository managers Experience in secure/corporate networking environments (proxies, firewalls) Python data stack: Pandas, NumPy, SQLAlchemy; basic ML libraries a plus Comfort working in both Windows and Unix environments Benefits Unrestricted AI Stack & Premium Gear: Fully paid licenses for Cursor, Claude Pro, etc. Work with a talented team redefining the global perception of Poland Flexible working hours and remote work options Comfortable office in central Warsaw with all essential tools Multisport card & private medical care A culture of feedback – evaluation meetings, mentoring, and career growth opportunities Frontier Engineering Culture: Build alongside elite engineers who are shipping systems that drive real investment decisions. Backed by continuous growth and a strong knowledge-sharing culture ( check our YouTube ). Sounds like a perfect place for you? Don’t hesitate to click apply and submit your application today!

🏢 Summary: Senior Software Engineer role focused on designing and operating scalable backend microservices that power AI-driven content features such as search, voice, subtitles, and translations. The position combines hands-on backend development with technical leadership in an agile team, integrating hosted AI/NLP models into production systems. The role emphasizes high availability, performance, and cloud-native architecture in a hybrid work model in Warsaw. 🗂️ Requirements: 6+ years of experience building scalable backend cloud systems, Degree in Computer Science, Engineering, Mathematics or related field, Strong proficiency in Kotlin or Python, Experience with Spring Boot or similar JVM/Python frameworks, Experience designing APIs using REST, gRPC or GraphQL, Experience with relational and NoSQL databases, Hands-on experience with AWS and containerization, Experience with Kubernetes and CI/CD pipelines, Knowledge of distributed systems and system design, Experience with monitoring, performance optimization and production troubleshooting 📃 Skills: Kotlin, Python, Spring, REST, gRPC, GraphQL, PostgreSQL, MySQL, DynamoDB, MongoDB, Elasticsearch, Redis, AWS, Docker, Kubernetes, Terraform, GitHub, Datadog, CI/CD 🏢 Description: We are hiring on behalf of our client, a global innovator in fitness and wellness technology. Their mission is to empower people to live fit, strong, long, and happy lives by delivering integrated experiences to millions of members anytime, anywhere. We are looking for a Senior Software Engineer to join the Content AI team in Warsaw. This team applies AI to content-related processes, including search, voice assistant capabilities, subtitles, live captions, translations, metadata tagging, and content generation workflows. In this role, you will act as a technical lead within an agile engineering team, designing and operating scalable microservices that support AI-powered content features. The focus is on backend engineering, production systems, and technical leadership rather than building AI models from scratch. Key takeaways: Stack : Kotlin, Spring Boot, REST, gRPC, GraphQL, PostgreSQL/MySQL/DynamoDB/MongoDB, Elasticsearch, Redis, AWS, Docker, Kubernetes, Terraform, GitHub Actions, Datadog Salary : 26 000 PLN - 32 000 PLN gross on the Contract of Employment Working model : Hybrid - 3 days/week from the office Location : ul. Grzybowska 60, Warsaw Recruitment process : A call with MOTIFE Recruiter Hiring Manager screening Coding interview Panel interviews with the team (coding, architecture, and cross-collaboration interviews, Hiring Manager meeting) Responsibilities: Design, develop, and operate scalable backend APIs and microservices powering search, voice, subtitles, captions, translations, and content workflows. Lead technical discussions, architecture reviews, design decisions, and task breakdowns within the engineering team. Build services with a focus on high availability, low latency, security, scalability, and maintainability. Work with ML Engineers to integrate hosted NLP, ASR, and AI models into production backend systems. Architect reusable code, libraries, patterns, and standards that can be adopted across teams. Use monitoring, tracing, profiling, and load-testing tools to identify bottlenecks and improve production performance. Champion engineering best practices, including CI/CD, test automation, feature toggles, logging, monitoring, and reliable release processes. Mentor engineers through code reviews, pair programming, technical guidance, and incident response leadership. Requirements: 6+ years of software development experience building high-performance, scalable backend cloud application systems. BS or MS degree in Computer Science, Engineering, Mathematics, or a related technical field. Strong expertise in Kotlin, Python, or similar backend programming languages. Strong experience with backend frameworks such as Spring Boot, Bottle, Gunicorn, or similar JVM/Python frameworks. Experience designing and building APIs using REST, gRPC, or GraphQL. Experience with relational and NoSQL databases such as PostgreSQL, MySQL, DynamoDB, or MongoDB. Hands-on experience with AWS, Docker, Kubernetes, CI/CD, and infrastructure tooling such as Terraform, GitHub Actions, or Jenkins. Strong understanding of distributed systems, Elasticsearch optimization, caching, observability, security, performance optimization, production troubleshooting, and incident response. Nice to have: Experience working on AI-powered products, model-serving systems, or backend services that integrate with ML models. Experience with NLP, ASR, voice assistants, chatbots, search platforms, live captions, subtitles, translations, or content metadata workflows. What we offer: 100% paid medical care Multisport Creative tax (KUP) Home office allowance MacBook Pro Apply now If this sounds like your next step, we’d love to hear from you! Please apply via our careers page and submit your CV in English.

🏢 Summary: Senior Software Engineer role focused on designing and operating scalable backend microservices that power AI-driven content features such as search, voice, subtitles, and translations. The position combines backend engineering, cloud infrastructure, and technical leadership within an agile team. You will integrate AI/NLP services into production systems while ensuring high availability, performance, and scalability. 🗂️ Requirements: 6+ years of backend software development experience, BS or MS degree in Computer Science, Engineering, Mathematics, or related field, Strong expertise in Kotlin, Python, or similar backend language, Experience with backend frameworks such as Spring Boot or similar JVM/Python frameworks, Experience designing APIs using REST, gRPC, or GraphQL, Experience with relational and NoSQL databases (PostgreSQL, MySQL, DynamoDB, MongoDB), Hands-on experience with AWS, Docker, Kubernetes, Experience with CI/CD and infrastructure tools such as Terraform, GitHub Actions, or Jenkins, Strong understanding of distributed systems, caching, observability, security, and performance optimization 📃 Skills: Kotlin, Python, Spring, SpringBoot, REST, gRPC, GraphQL, PostgreSQL, MySQL, DynamoDB, MongoDB, Elasticsearch, Redis, AWS, Docker, Kubernetes, Terraform, GitHubActions, Jenkins, CI/CD, NLP, ASR 🏢 Description: We are hiring on behalf of our client, a global innovator in fitness and wellness technology. Their mission is to empower people to live fit, strong, long, and happy lives by delivering integrated experiences to millions of members anytime, anywhere. We are looking for a Senior Software Engineer to join the Content AI team in Warsaw. This team applies AI to content-related processes, including search, voice assistant capabilities, subtitles, live captions, translations, metadata tagging, and content generation workflows. In this role, you will act as a technical lead within an agile engineering team, designing and operating scalable microservices that support AI-powered content features. The focus is on backend engineering, production systems, and technical leadership rather than building AI models from scratch. Key takeaways: Stack : Kotlin, Spring Boot, REST, gRPC, GraphQL, PostgreSQL/MySQL/DynamoDB/MongoDB, Elasticsearch, Redis, AWS, Docker, Kubernetes, Terraform, GitHub Actions, Datadog Salary : 26 000 PLN - 32 000 PLN gross on the Contract of Employment Working model : Hybrid - 3 days/week from the office Location : ul. Grzybowska 60, Warsaw Recruitment process : A call with MOTIFE Recruiter Hiring Manager screening Coding interview Panel interviews with the team (coding, architecture, and cross-collaboration interviews, Hiring Manager meeting) Responsibilities: Design, develop, and operate scalable backend APIs and microservices powering search, voice, subtitles, captions, translations, and content workflows. Lead technical discussions, architecture reviews, design decisions, and task breakdowns within the engineering team. Build services with a focus on high availability, low latency, security, scalability, and maintainability. Work with ML Engineers to integrate hosted NLP, ASR, and AI models into production backend systems. Architect reusable code, libraries, patterns, and standards that can be adopted across teams. Use monitoring, tracing, profiling, and load-testing tools to identify bottlenecks and improve production performance. Champion engineering best practices, including CI/CD, test automation, feature toggles, logging, monitoring, and reliable release processes. Mentor engineers through code reviews, pair programming, technical guidance, and incident response leadership. Requirements: 6+ years of software development experience building high-performance, scalable backend cloud application systems. BS or MS degree in Computer Science, Engineering, Mathematics, or a related technical field. Strong expertise in Kotlin, Python, or similar backend programming languages. Strong experience with backend frameworks such as Spring Boot, Bottle, Gunicorn, or similar JVM/Python frameworks. Experience designing and building APIs using REST, gRPC, or GraphQL. Experience with relational and NoSQL databases such as PostgreSQL, MySQL, DynamoDB, or MongoDB. Hands-on experience with AWS, Docker, Kubernetes, CI/CD, and infrastructure tooling such as Terraform, GitHub Actions, or Jenkins. Strong understanding of distributed systems, Elasticsearch optimization, caching, observability, security, performance optimization, production troubleshooting, and incident response. Nice to have: Experience working on AI-powered products, model-serving systems, or backend services that integrate with ML models. Experience with NLP, ASR, voice assistants, chatbots, search platforms, live captions, subtitles, translations, or content metadata workflows. What we offer: 100% paid medical care Multisport Creative tax (KUP) Home office allowance MacBook Pro Apply now If this sounds like your next step, we’d love to hear from you! Please apply via our careers page and submit your CV in English.

🏢 Summary: Hybrid Professional Services Software Engineer role focused on building and maintaining scalable, customer-facing SaaS applications for learning and community platforms using full-stack development and AI-supported tools. The position involves front-end development, integrations with external systems, data migrations, and collaboration with cross-functional teams to deliver tailored enterprise solutions. Requires overlap with PST and on-site work in Wrocław twice a week. 🗂️ Requirements: 2–4 years of experience with JavaScript/TypeScript and HTML/CSS or Python with OOP, Experience with at least one modern JavaScript framework (Vue or React), Experience in Professional Services or enterprise SaaS implementation, Practical use of AI coding tools in daily development, Knowledge of REST APIs, webhooks, and system integrations, Understanding of CRM systems, databases, and data migration processes, Experience with Git-based workflows and code reviews, Ability to connect front-end applications with external SaaS platforms, Strong English communication skills, Availability for hybrid work in Wrocław and PST time overlap 📃 Skills: JavaScript, TypeScript, Python, HTML, CSS, Vue, React, REST, Webhooks, CRM, SQL, Git, Figma, SSO, ETL, Django, WCAG, PWA, SaaS, OOP 🏢 Description: Please Note: Flexible working hours, overlap with PST a few times/week required Hybrid work model (2 days/week from the office in Wrocław) At least one language (Python or JavaScript) required We are building the future of customer success with AI, helping companies improve customer retention and business growth. Our product uses AI to support the customer journey from onboarding to long-term success and advocacy. More than 2,000 companies use our platform and AI tools to improve learning, product adoption, community engagement, and customer success. About the Role We are looking for a full-time Professional Services Software Engineer to join our Professional Services team in Poland. This is a hybrid position. In this role, you will help create customer-facing solutions by developing scalable applications for learning and community platforms using full-stack development and AI-supported tools. You will work closely with Solutions Architects, Developers, Product teams, and other departments. This role is ideal for someone who enjoys working in a fast-moving environment and has experience with SaaS platforms and modern front-end technologies. What You Will Do Build and maintain front-end components for learning and community platforms, including layouts, navigation, and reusable UI elements. Develop customer learning websites based on Figma designs and create accurate front-end implementations. AI-supported design tools may also be used. Write, test, and deploy code following our GitHub processes while meeting accessibility, security, and performance standards. Work with project managers, engineers, and designers to deliver customer-specific solutions. Support live customer environments by reviewing pull requests, performing QA, and solving issues within agreed timelines. Connect front-end systems with APIs, webhooks, CRM systems, SSO, and other SaaS platforms. Manage and automate customer data migrations between platforms, including bulk imports, data validation, conflict resolution, and reusable migration tools. Help improve shared component libraries to increase reuse and reduce delivery time. Improve internal processes, document technical knowledge, and contribute to AI-supported development and QA initiatives. What We Are Looking For 2–4 years of experience with JavaScript /TypeScript, HTML, and CSS, or Python with understanding of OOP principles. Experience with at least one modern JavaScript framework such as Vue or React. Practical experience using AI coding tools like Claude Code, Cursor, or similar in daily work. Strong written and spoken English skills, with the ability to explain technical decisions clearly. 2–4 years of experience in Professional Services, enterprise software implementation, or similar SaaS environments. Good understanding of CRM systems, databases, SaaS integrations, and data migration processes. Knowledge of REST APIs, webhooks, and MCP-based integrations. Experience working with agile and waterfall project methods. Interest in learning back-end scripting, ETL processes, data migration pipelines, and Python. Nice-to-Have Skills Experience with Python, Django, or similar back-end technologies. Knowledge of LMS or community platforms and customer education systems. Experience with both Vue.js and React. Familiarity with accessibility standards such as WCAG 2.1 AA. Experience with responsive design or Progressive Web Apps (PWA). Why Join Us We value innovation, teamwork, curiosity, and solving real customer problems. Our products support customer success, product experience, online communities, education, and AI-powered relationship management. We believe that diverse teams and strong collaboration create better results and long-term value. We also offer a supportive environment where people can grow, feel connected, and be themselves at work.

🏢 Summary: Hybrid Professional Services Software Engineer role focused on building scalable customer-facing learning and community platforms using full-stack development and AI-supported tools. The position involves front-end development, SaaS integrations, API connections, data migrations, and collaboration with cross-functional teams in a fast-moving environment. Flexible hours are offered with partial overlap with PST and 2 days per week onsite in Wrocław. 🗂️ Requirements: 2–4 years experience with JavaScript, TypeScript, HTML, and CSS or Python with OOP understanding, Experience with Vue or React, Experience using AI coding tools, Strong English communication skills, 2–4 years experience in Professional Services, enterprise software implementation, or SaaS environments, Understanding of CRM systems, databases, SaaS integrations, and data migration processes, Knowledge of REST APIs, webhooks, and MCP-based integrations, Experience with agile and waterfall methodologies, Availability for hybrid work in Wrocław twice a week, Availability for occasional PST overlap 📃 Skills: JavaScript, TypeScript, HTML, CSS, Python, OOP, Vue, React, Claude, Cursor, CRM, REST, APIs, Webhooks, MCP, GitHub, Figma, SaaS, ETL, Django, WCAG, PWA 🏢 Description: Please Note: Flexible working hours, overlap with PST a few times/week required Hybrid work model (2 days/week from the office in Wrocław) At least one language (Python or JavaScript) required We are building the future of customer success with AI, helping companies improve customer retention and business growth. Our product uses AI to support the customer journey from onboarding to long-term success and advocacy. More than 2,000 companies use our platform and AI tools to improve learning, product adoption, community engagement, and customer success. About the Role We are looking for a full-time Professional Services Software Engineer to join our Professional Services team in Poland. This is a hybrid position. In this role, you will help create customer-facing solutions by developing scalable applications for learning and community platforms using full-stack development and AI-supported tools. You will work closely with Solutions Architects, Developers, Product teams, and other departments. This role is ideal for someone who enjoys working in a fast-moving environment and has experience with SaaS platforms and modern front-end technologies. What You Will Do Build and maintain front-end components for learning and community platforms, including layouts, navigation, and reusable UI elements. Develop customer learning websites based on Figma designs and create accurate front-end implementations. AI-supported design tools may also be used. Write, test, and deploy code following our GitHub processes while meeting accessibility, security, and performance standards. Work with project managers, engineers, and designers to deliver customer-specific solutions. Support live customer environments by reviewing pull requests, performing QA, and solving issues within agreed timelines. Connect front-end systems with APIs, webhooks, CRM systems, SSO, and other SaaS platforms. Manage and automate customer data migrations between platforms, including bulk imports, data validation, conflict resolution, and reusable migration tools. Help improve shared component libraries to increase reuse and reduce delivery time. Improve internal processes, document technical knowledge, and contribute to AI-supported development and QA initiatives. What We Are Looking For 2–4 years of experience with JavaScript /TypeScript, HTML, and CSS, or Python with understanding of OOP principles. Experience with at least one modern JavaScript framework such as Vue or React. Practical experience using AI coding tools like Claude Code, Cursor, or similar in daily work. Strong written and spoken English skills, with the ability to explain technical decisions clearly. 2–4 years of experience in Professional Services, enterprise software implementation, or similar SaaS environments. Good understanding of CRM systems, databases, SaaS integrations, and data migration processes. Knowledge of REST APIs, webhooks, and MCP-based integrations. Experience working with agile and waterfall project methods. Interest in learning back-end scripting, ETL processes, data migration pipelines, and Python. Nice-to-Have Skills Experience with Python, Django, or similar back-end technologies. Knowledge of LMS or community platforms and customer education systems. Experience with both Vue.js and React. Familiarity with accessibility standards such as WCAG 2.1 AA. Experience with responsive design or Progressive Web Apps (PWA). Why Join Us We value innovation, teamwork, curiosity, and solving real customer problems. Our products support customer success, product experience, online communities, education, and AI-powered relationship management. We believe that diverse teams and strong collaboration create better results and long-term value. We also offer a supportive environment where people can grow, feel connected, and be themselves at work.

🏢 Summary: Senior Backend Engineer role focused on designing, building, and maintaining production backend systems and AI-driven workflows in a fully onsite Warsaw office environment. The position involves ownership of system architecture, APIs, distributed systems, and cloud infrastructure from design through production. Candidates will collaborate across teams, improve engineering processes with AI tools, and contribute to scalable, reliable solutions. 🗂️ Requirements: Strong experience as a senior backend engineer on production systems, Excellent Python programming skills, Understanding of distributed systems, Experience with AWS or Azure cloud platforms, Knowledge of SQL and NoSQL databases, Experience with asynchronous processing and service design, Ability to design and deliver systems from idea to production, Strong written and spoken communication skills, Regular use of AI development tools, Ability to work fully onsite in Warsaw 📃 Skills: Python, AWS, Azure, SQL, NoSQL, APIs, AI, TypeScript, GitHub, Copilot, Claude, OpenAI, Codex 🏢 Description: Please note: This role requires working from our office in Warsaw city centre 5 days a week . This is a fully on-site position , and remote or hybrid work is not available . About Us Many companies want to use AI agents, but these agents often struggle with real business tasks. We solve this problem by building a platform that helps AI understand business rules, workflows, and processes. This allows AI to make better decisions and provide accurate, reliable, and compliant results. Well-known companies from different industries use our technology to automate up to 85% of customer cases, reduce handling time by 20–25%, and complete tasks that used to take hours in just seconds. We also work with leading technology partners and have been recognized for our innovative approach. Our goal is to help people everywhere get better answers through AI. Job Description We are looking for a Senior Backend Engineer who can take ownership of important systems instead of only completing assigned tasks. You will solve complex problems, design backend solutions, build them, and make sure they run well in production. We want someone with strong technical skills, good communication, and the ability to create simple, reliable, and easy-to-maintain systems. This is a product engineering role with responsibility from system design to production. The position is based in Warsaw and requires office work. Responsibilities Design and develop backend services, APIs, data processing, and background tasks for production systems. Turn unclear business needs into clear technical plans and practical solutions. Maintain services after release by improving reliability, monitoring, performance, and fixing issues. Make good decisions about system architecture, data models, interfaces, and future scaling. Write technical documentation, architecture notes, and diagrams when they help the team. Work closely with product managers, frontend engineers, and platform engineers to deliver complete solutions. Improve development processes using AI tools, automation, and internal workflows. Support the team through code reviews, design reviews, and practical technical leadership. Requirements Strong experience as a senior backend engineer working on production systems. Excellent Python skills and the ability to write clean and maintainable code. Good understanding of distributed systems, including concurrency, failure handling, data consistency, asynchronous processing, and service design. Experience with cloud platforms such as AWS, Azure, or similar services. Knowledge of SQL, NoSQL databases, schema design, and performance optimization. Ability to take a project from an idea through design and implementation to production. Strong written and spoken communication skills with the ability to explain technical topics clearly. Regular use of AI tools in everyday development and interest in improving AI-based workflows. Nice to Have Experience with LLM-based applications, search systems, AI infrastructure, or large data pipelines. Knowledge of TypeScript or the ability to contribute to frontend development when needed. Experience guiding other engineers and influencing technical decisions without being a formal manager. What We Offer B2B contract and company stock options. MacBook Pro for work. Modern technology stack and opportunities to contribute to open-source projects. Access to advanced AI development tools, including GitHub Copilot, Claude Code, OpenAI Codex, TypingMind, and MCP servers. Our Culture and Values Our leadership team has strong experience in AI and knowledge management. We have secured more than $60 million in funding and achieved three years of continuous 3x growth. Our work is based on these values: Quality – We aim for excellent work and high coding standards. Momentum – We take initiative and keep projects moving forward. Accountability – We take responsibility and give honest, respectful feedback. Hard Work – We believe great results come from teamwork and consistent effort. Learning Agility – We stay curious, learn from mistakes, and improve every day. Adapt and Thrive – We accept change and see challenges as opportunities. Win Together – We succeed as one team through honesty, openness, and support for our shared mission.

🏢 Summary: The offer is for a Software Engineer (Data) role focused on building scalable data infrastructure and production-ready ML systems within an AI-driven environment. The position combines backend engineering, data engineering, and MLOps to design high-throughput pipelines and support AI solutions from experimentation to production. The role involves close collaboration with Data Science teams to shape architecture and engineering standards for next-generation data platforms. 🗂️ Requirements: 4+ years of software engineering experience, Strong proficiency in Python, Experience building scalable production systems, Experience with data-intensive applications and SQL databases, Knowledge of data modeling and query optimization, Experience with Terraform, Kubernetes, Docker or similar tools, Understanding of CI/CD pipelines and Infrastructure as Code, Experience implementing automated testing and clean architecture principles, Ability to productionize ML solutions with Data Science teams 📃 Skills: Python, MySQL, PostgreSQL, Spark, Terraform, Kubernetes, Docker, Airflow, SQL, CI/CD, AWS, Snowflake, DBT, MLOps 🏢 Description: Our client helps small teams power big businesses with the must-have platform for intelligent marketing automation. Customers from over 170 countries depend on the Client’s mix of pre-built automation and integration to power personalized marketing, transactional emails, and one-to-one CRM interactions throughout the customer lifecycle. We’re looking for a Software Engineer (Data) to join our client’s growing AI and Data organization and help build the scalable foundations behind next-generation data and ML systems. In this role, you won’t just be working with data infrastructure; you’ll be shaping the software architecture, engineering standards, and production-ready platforms that power the company’s AI ecosystem. This is more than a traditional backend or data engineering position. You’ll work at the intersection of software engineering, data, and AI, partnering closely with Data Science and AI teams to bridge the gap between experimentation and production. From designing resilient systems to building scalable MLOps pipelines, your work will directly influence how AI solutions are developed, deployed, and scaled across the organization. Key takeaways: Stack: Python, MySQL, PostgreSQL, Spark, Terraform, Kubernetes, Docker Salary : 20 000 - 23 000 PLN gross/month, Contract of employment (+10% annual bonus, 75% Creative Tax) Working model: Hybrid, once a week in the office Location: Krakow, ul. Konopnickiej Recruitment process: Call with MOTIFE recruiter (30 min) Interview with Hiring Manager (45 min) Technical interview, live coding (1h) Cross-functional interview (1h) Responsibilities: Design, develop, and maintain scalable high-throughput data pipelines across complex data ecosystems. Build and optimize data models, schemas, and database structures to ensure long-term scalability and performance. Implement engineering best practices, including automated testing, CI/CD pipelines, and Infrastructure as Code (Terraform). Partner closely with AI and Data Science teams to productionize machine learning solutions and develop scalable MLOps pipelines. Engineer and maintain feature stores and data infrastructure supporting AI-driven initiatives. Monitor, maintain, and improve the reliability and efficiency of containerized environments using Kubernetes, Docker, and Airflow. Ensure platform stability, observability, and operational excellence through proactive system monitoring and health checks. Collaborate cross-functionally with engineering and business stakeholders to translate complex technical concepts into actionable insights. Contribute to the architectural direction and scalability of the organization’s AI and data platforms. Drive the adoption of robust software engineering standards across data and infrastructure projects. Requirements: 4+ years of experience in software engineering, with strong hands-on experience in backend development and building scalable production systems. Strong proficiency in Python and solid software engineering fundamentals, including clean architecture, testing, and maintainable code practices. Experience working with data-intensive applications, databases, and SQL, including data modeling and query optimization. Exposure to modern data engineering, cloud, or infrastructure environments, with familiarity in tools such as Terraform, Kubernetes, Docker, or similar technologies. Understanding of CI/CD pipelines, Infrastructure as Code, and general engineering best practices. Interest in AI/ML ecosystems and willingness to work closely with Data Science and AI teams on productionizing ML solutions. Familiarity with cloud platforms and modern data stack technologies such as AWS, Snowflake, Spark, or DBT is considered a strong plus. Ownership mindset and comfort working in evolving, fast-moving environments where systems and processes are still being built. What we offer: Health Benefits 1. Medical Full coverage for employees and their dependents through LUX MED. Employees have access to the “Premium” package, providing enhanced coverage and greater access to care. A client pays 100% of the premium for employees and 50% for dependents. 2. Dental No additional cost for dental coverage- integrated into LUX MED medical plan. 3. Vision Reimbursement for vision expenses up to 400 PLN every 2 years. Mental Health Tools Access to TELUS Health EAP to provide support and resources in a time of need. Additional Benefits 10% annual bonus 75% Creative Tax Vacation: 26 days. Home Office Stipend: One-time $150 equivalent home office stipend to outfit their home office. Calm Subscription: Premium subscription access to Calm, the #1 app for sleep, meditation, and relaxation. Hub Perks: Receive meal and transportation benefits when traveling to the Poland Hub. Baby Swag: If you have a baby or adopt, you’ll receive a company-branded first bath bundle. Sabbatical Program: After 5 years of employment, receive a month-long paid sabbatical leave, with a sabbatical leave bonus.

🏢 Summary: Backend Engineer role focused on building and maintaining REST APIs that power web and mobile applications for an AI-driven construction site supervision platform. The position involves developing scalable backend services, optimizing database queries, and contributing to a mature CI-driven development process in a Kubernetes-based cloud environment. 🗂️ Requirements: 1+ year of commercial or internship experience, Solid knowledge of Python, Good knowledge of SQL including query optimization, Experience with Git, Experience in developing APIs 📃 Skills: Python, SQL, Git, FastAPI, REST 🏢 Description: At AI Clearing, we disrupt the construction industry using AI! We are a Warsaw-based startup with global ambitions, that applies AI to supervise huge construction sites. Our SaaS platform is universally acclaimed by the biggest companies in the construction industry like Skanska, Eurovia, PCL, Neom and many more, and we already monitor dozens of mega construction sites across 6 continents. Now, we are entering the hyper-growth stage and we are heavily investing in new features and technologies to expand our platform. We are a fast-paced company with a flat organizational structure, which is an ideal place for ambitious people to accelerate their careers. We are very open to new ideas and there are lots of opportunities to grow! We have a mature development process with version control, code reviews, and automated CI pipelines. We invest in the latest technologies - we operate in the cloud on a Kubernetes native infrastructure and strive to keep the best engineering practices, so there are lots of things to learn and implement! As a Backend Engineer, you will join a team building our APIs providing data for the web and mobile frontend teams. Requirements: 1+ year of internship or professional experience Solid knowledge of Python Good knowledge of SQL, including query optimization Experience with Git Experience in developing APIs Communicative command of English (both written and spoken) Willing to work 3 days a week in our Warsaw office Responsibility and sense of ownership Nice to have: Basic knowledge of Kubernetes and Argo Workflows Experience with writing unit tests Responsibilities: implement and maintain REST API endpoints using FastAPI Write and fix unit tests to ensure code quality and reliability Write SQL queries and optimize their performance to support business logic Participate in code reviews and contribute to team coding standards Follow gitflow conventions and tag releases Cooperate with other technical teams What do we offer? Competitive salary Stock options plan (ESOP) - benefit from the company's success Flexible working hours Hybrid work (3 days in the office) Multi-sport card A lot of team-building events and parties Join our team and let’s create the unicorn startup together!

🏢 Summary: The role involves designing, developing, and maintaining web applications using Python and modern web technologies, with a focus on data-driven internal tools and dashboards. You will build backend services and REST APIs, create responsive frontends, and ensure performance, scalability, and security. The position also includes collaboration with data teams and supporting CI/CD and deployment processes. 🗂️ Requirements: Strong experience with Python, Hands-on experience with Django or Flask, Proficiency in HTML5, CSS3, JavaScript, Experience building REST APIs, Experience with SQL databases, Understanding of web architecture, Knowledge of web security best practices, Knowledge of performance optimization, Experience with Git, Experience with automated testing, Experience with CI/CD pipelines 📃 Skills: Python, Django, Flask, HTML5, CSS3, JavaScript, REST, SQL, Git, CICD, React, Vue, Angular 🏢 Description: C&F is a technology services company providing innovative solutions in Data Management, Big Data, Advanced Analytics and Compliance . With a highly integrated team of 400+ experts , for over 20 years C&F has been delivering superior engineering and premium operations to Fortune 500 companies, primarily in the Life Science industry. 🌍 📝 You will be responsible for: Design, develop, and maintain web applications using Python (Django/Flask) Build responsive and accessible frontends using HTML, CSS, and JavaScript Develop internal tools, portals, and dashboards for data exploration and reporting Integrate applications with databases, APIs, and data platform services Implement clean architecture, reusable components, and best coding practices Collaborate with Data Engineers and Analysts to translate requirements into technical solutions Optimize performance, scalability, and security of applications Write automated tests and participate in code reviews Support CI/CD pipelines and deployment processes Maintain documentation and provide ongoing improvements based on user feedback 👉 What you will need: Strong experience with Python Hands-on experience with Django and/or Flask Solid knowledge of HTML5, CSS3, and JavaScript Experience building REST APIs and backend services Experience working with SQL databases Understanding of web architecture, security, and performance best practices Familiarity with Git and collaborative development workflows Ability to present solutions and communicate with business stakeholders Good problem-solving and communication skills English proficiency (written and spoken) 💡 Nice to have: Experience working with front-end frameworks (e.g. React, Vue, Angular) ✨ What we offer: You choose your employment type – we’re open to both employment contracts and B2B arrangements. Learning & development opportunities – after your probation period, you’ll have access to a highly flexible and generous English language reimbursement program, along with an individual development budget to use as you see fit. Classic benefits like private medical care, a sports card, and a preferential life insurance plan. Plus, our infamous Fruit Tuesdays and a special summer bonus – ice cream. A hybrid work setup with plenty of flexibility. Delivery teams work mostly remotely. A bunch of non-work activities , including Office Day (a fun-filled day when employees from all over Poland gather at the office), POP UP integrations,  various competitions from cooking to photography, and the chance to submit charity causes to our CF4GOOD program, which provides support to those in need. A workplace that values people and is built on collaboration, not competition. If you’re tired of toxic work environments, you’ll finally get a chance to breathe. And if you’ve been lucky with great employers so far, we’ll do our best to keep that streak going.