Senior Java/ Full Stack Engineer

🏢 Summary: Backend-focused Java Engineer role responsible for designing and implementing scalable, high-performance application features while improving architecture, resilience, and system scalability. The position involves performance analysis, advanced testing, and database optimization within an Agile environment. You will primarily work on the Java backend, contributing to clean, modular, and testable code. 🗂️ Requirements: 5+ years backend development experience, Strong knowledge of core Java/JDK, Experience with high-performance multithreaded systems, Solid understanding of software architecture and design patterns, Experience writing automated tests with JUnit, Advanced testing and debugging skills, Experience with relational databases, Knowledge of PostgreSQL, Experience with ORM frameworks, Knowledge of Hibernate or JPA, Experience with backend performance analysis and profiling 📃 Skills: Java, JDK, JUnit, PostgreSQL, Hibernate, JPA, SQL, Multithreading, REST, JAX-RS, Spring, Angular, Playwright, Cypress, Agile 🏢 Description: You will join a high-performing team of software engineers, with the ability to work on the backend or full stack, but primarily working on the backend, and taking responsibility for implementing a range of new application features, as well as improving the architecture, performance, scalability, and resilience of the existing product. Responsibilities Design and implement clean, modular, scalable, and testable code for the Java backend. Conducting performance analysis and profiling for backend systems and databases, ensuring the system’s scalability and high performance. Apply advanced testing and debugging methods to resolve complex software issues. Work collaboratively with local and distributed teams in an Agile environment to continuously enhance product functionality. Required skills and qualifications 5+ years of hands-on backend software development, with an in-depth knowledge of core Java/JDK. Solid understanding of software architecture, design patterns, and core software engineering principles. (Experience designing and implementing high-performance, multithreaded, state-driven systems. Proficiency in creating meaningful automated tests (we use JUnit) and applying advanced testing and debugging techniques. In-depth knowledge of relational databases (we use Postgres) and ORM technologies such as Hibernate/JPA. Strong communication skills with the ability to effectively interface with stakeholders. Excellent problem-solving skills with a strong capacity for independent work. Ability to work both independently and collaboratively as part of a team in an Agile environment. Communicative English Preferred skills and qualifications Bachelor's or Master's degree in Computer Science, Engineering, or a related subject. Experience developing REST APIs using JAX-RS, Spring, or similar technologies. 2+ years of experience with Angular or similar modern frontend frameworks. Experience with E2E testing frameworks such as Playwright or Cypress. Mentorship, coaching, or leadership experience or demonstrable aptitude. In return for your expertise, we’ll support you in this new challenge with coaching & development every step of the way. Also, to reward your work, you’ll get the following: Contract of Employment (UoP) Private medical coverage, Multisport Life insurance (two annual incomes), Employee Stock Purchase Plan – 15% discount for buying Motorola’s Stock units, Employee Pension Plan – 3,5 % of the month’s salary gross, which goes to the retirement account IP Tax Relief (up to 80%) Yearly salary increase (depends on individual performance) Yearly bonus (depends on company performance) Flexible working hours (usually the day starts between 7-10), 8 hours working day (30 minutes lunch break included). Hybrid work mode

🏢 Summary: Senior Backend Engineer role focused on designing and developing scalable, reliable backend services using Java. The position involves working in a cross-functional team to build high-performance systems, improve architecture, and support CI/CD and production environments. 🗂️ Requirements: 5+ years Backend Engineering experience, Strong Java proficiency, Solid knowledge of databases and SQL, Experience with RESTful APIs, Experience with microservices architecture, Experience with high-load systems, Experience with Docker and Kubernetes, Experience with AWS or GCP, Knowledge of CI/CD pipelines, Understanding of Agile practices 📃 Skills: Java, SQL, REST, Microservices, Docker, Kubernetes, AWS, GCP, CI/CD, Golang, Python 🏢 Description: We are looking for a Senior Backend Engineer with strong Java experience to help us design and develop scalable solutions. You will work in a cross-functional team, building reliable services and contributing to the continuous improvement of our systems. This role is ideal for someone who enjoys solving complex problems and driving technical excellence. 💼 Responsibilities: Design, develop, and maintain backend features and services. Collaborate with teams to define requirements and integrate systems. Ensure performance, scalability, and reliability of applications. Contribute to CI/CD processes and support production systems. Write clear documentation and share knowledge within the team. ✅ Requirements: 5+ years of experience as a Backend Engineer, with strong Java skills (Golang/Python is a plus). Solid understanding of databases and SQL. Experience with RESTful API design, microservices, and high-load systems. Familiarity with Docker, Kubernetes, and cloud environments (AWS/GCP). Knowledge of CI/CD pipelines and Agile practices. Strong problem-solving and communication skills. 🎁 We offer: Stable employment in a fast-growing company. Flexible and remote-friendly working model. Health and wellbeing benefits. Learning and development opportunities. Modern equipment and comfortable work environment.

🏢 Summary: Backend Java Engineer role focused on developing and modernizing a high-load B2B gaming back-office platform processing millions of real-time transactions daily. The position involves building new features, improving scalability and reliability, and evolving a monolithic system toward distributed services. You will contribute to architectural design, performance optimization, and production issue resolution. 🗂️ Requirements: 5+ years of Java development experience, Strong knowledge of backend architecture, Experience with distributed systems, Experience with relational databases and SQL, Experience with message-driven systems, Experience refactoring production systems, Strong debugging and problem-solving skills, Intermediate English or higher 📃 Skills: Java, Spring, MSSQL, SQL, Kafka, Redis, Microservices 🏢 Description: Role Overview: We are looking for an experienced Java Engineer to join the client's backend team, which is working on the back-office platform of a high-load B2B gaming system. Their platform processes millions of transactions daily and supports real-time operations for multiple partners. As the system continues to grow, the engineering team is expanding to improve scalability, performance, and reliability, while gradually evolving parts of the platform from a monolithic architecture toward distributed services. You will work on both new functionality and architectural improvements, helping modernise critical parts of the platform. Technology Stack: Java 8 / Java 17, Spring Framework, MSSQL 2019, Kafka, Redis, distributed services with parts of the system still evolving from a monolithic architecture. Key Responsibilities: Develop new backend functionality for the platform; Improve system performance, scalability, and reliability; Participate in refactoring and modernisation of legacy components; Contribute to architectural discussions and technical design; Investigate and resolve production issues; Assess technical feasibility and complexity of business requirements; Collaborate closely with backend engineers, technical leads, and product teams Required Skills & Experience: 5+ years of Java development experience; Strong understanding of backend architecture and distributed systems; Experience working with relational databases and SQL; Familiarity with message-driven systems (Kafka or similar); Experience in improving or refactoring existing production systems; Strong problem-solving and debugging skills; Comfortable working in collaborative environments with code reviews and shared ownership of the codebase; English level: Intermediate or higher. The company guarantees you the following benefits: Global Collaboration: Join an international team where everyone treats each other with respect and moves towards the same goal; Autonomy and Responsibility: Enjoy the freedom and responsibility to make decisions without the need for constant supervision; Competitive Compensation: Receive competitive salaries reflective of your expertise and knowledge as our partner seeks top performers; Remote Work Opportunities: Embrace the flexibility of fully remote work, with the option to visit company offices that align with your current location; Flexible Work Schedule: Focus on performance, not hours, with a flexible work schedule that promotes a results-oriented approach; Unlimited Paid Time Off: Prioritise work-life balance with unlimited paid vacation and sick leave days to prevent burnout; Career Development: Access continuous learning and career development opportunities to enhance your professional growth; Corporate Culture: Experience a vibrant corporate atmosphere with exciting parties and team-building events throughout the year; Referral Bonuses: Refer talented friends and receive a bonus after they successfully complete their probation period; Medical Insurance Support: Choose the right private medical insurance and receive compensation (full or partial) based on the cost; Flexible Benefits: Customise your compensation by selecting activities or expenses you'd like the company to cover, such as a gym subscription, language courses, Netflix subscription, spa days, and more; Education Foundation: Participate in a biannual raffle for a chance to learn something new unrelated to your job as part of your commitment to ongoing education. Interview process: HR Interview with the Recruiter; Technical interview with the team; A 2-hour Final interview with the team. If you find this opportunity right for you, don't hesitate to apply or get in touch with us if you have any questions!

🏢 Summary: The offer is for a Java Backend Developer role focused on building and maintaining microservices-based systems using Java and Spring technologies. The position involves developing REST APIs, working with containerized applications, and contributing to Agile delivery processes. The role centers on backend engineering, technical design, and collaboration within cross-functional teams. 🗂️ Requirements: Minimum 3+ years professional experience in backend development, Proficiency in Java 8+, Strong experience with Spring Boot and Spring technologies, Experience building microservices, Experience working with REST APIs, Knowledge of HTTPS, SFTP, REST and SOAP protocols, Understanding of microservices architecture and containerization, Experience with Kafka, Experience with Git and GitHub, Experience with Maven and Jenkins, Experience with MySQL and SQL databases, Familiarity with Linux, Experience working in Agile/Scrum environments 📃 Skills: Java, Spring, SpringBoot, REST, Microservices, Kafka, HTTPS, SFTP, SOAP, Linux, Git, GitHub, Maven, Jenkins, Jira, MySQL, SQL, Containerization, Agile 🏢 Description: Job Description: We are looking for skilled Java Backend Developers with strong experience in Java, Spring technologies, and microservices architecture. The ideal candidate will have hands-on expertise in backend development, REST APIs, containerized applications, and Agile delivery environments. Qualifications: Minimum 3+ years of relevant professional experience Proficiency in Java 8+, REST APIs, Spring Boot, and Spring technologies Experience in building microservices and working with Kafka Solid understanding of HTTPS, SFTP, REST API, and SOAP protocols Familiarity with Linux operating systems Strong understanding of microservices architecture and containerization Knowledge of Agile frameworks and principles Experience with Git/GitHub, GitHub Actions, Maven, Jenkins, and Jira Competence with MySQL and SQL databases Strong analytical and problem-solving skills Excellent written and verbal communication skills Ability to collaborate effectively with Product, QA, DevOps, and Agile/Scrum teams Mandatory Skills: Java (Spring) REST APIs Spring Boot and Spring Technologies HTTPS, SFTP, REST API, and SOAP protocols Microservices architecture and containerization Git/GitHub, GitHub Actions, Maven, Jenkins, Jira MySQL and SQL databases Desired Skills: Strong analytical and troubleshooting abilities Excellent communication skills Team collaboration experience within Agile/Scrum environments Roles & Responsibilities: Contribute to technical design and engineering activities Develop strong domain expertise within the project Analyse functional and technical requirements Support architecture and design discussions Collaborate with Architecture and Business teams Participate in development, design, code reviews, and implementation Follow engineering best practices and support continuous improvement initiatives Out of Scope: Creating product requirements Acting as Scrum Master or Product Owner Project Details: Primary focus is on Java backend development.

🏢 Summary: Backend engineering role focused on building scalable backend services, APIs, and internal developer platforms in a fully remote environment. The position involves improving system architecture, optimizing distributed systems, and collaborating across the full software development lifecycle. The offer includes influence on technical decisions, modern technologies, and growth opportunities within an experienced engineering team. 🗂️ Requirements: 5+ years of backend software development experience, Proficiency in PHP or experience with Java, Python, Go, Knowledge of RESTful APIs and GraphQL, Experience building scalable distributed backend systems, Experience with SQL/MySQL and database optimization, Experience with automated testing and monitoring, Knowledge of debugging production systems, Familiarity with contract-driven development, English for daily technical communication 📃 Skills: PHP, Java, Python, Go, REST, GraphQL, SQL, MySQL, React, API 🏢 Description: ✅ Your responsibilities: ・Design, develop, and maintain scalable backend services and APIs for third-party integrations. Improve platform architecture, service communication, and internal developer tooling. Collaborate with Product Managers, Designers, and Engineers throughout the entire software development lifecycle. Optimize existing systems for performance, scalability, reliability, and maintainability. Drive engineering best practices, including code quality, testing, and documentation. Participate in architecture discussions and technical decision-making. Mentor engineers through code reviews, pair programming, and knowledge sharing. Continuously improve the developer experience by building reliable internal platforms and tools. 🧠 Our requirements: 5+ years of experience in backend software development. Strong proficiency in PHP (preferred) or solid experience with Java, Python, Go , or similar backend technologies. Strong understanding of RESTful APIs , GraphQL , and API design best practices. Experience designing and building scalable, distributed backend systems. Hands-on experience with SQL/MySQL databases and database optimization. Experience with automated testing, observability, monitoring, and debugging production systems. Familiarity with contract-driven development and modern software development practices. Basic knowledge of frontend technologies such as React is a plus. Strong communication skills and the ability to collaborate across cross-functional teams. Passion for writing clean, maintainable, and high-quality code or AI automation English at a level allowing daily technical communication 🌟 What we offer: 100% remote work. Private healthcare and Multisport. Life insurance. Real influence on technical decisions and system architecture. Opportunity to build scalable backend services and developer platforms. Work with modern technologies in a collaborative engineering environment. Knowledge sharing, mentorship, and professional growth opportunities. Friendly, supportive, and experienced engineering team.

🏢 Summary: Backend Java Developer role focused on building and maintaining high-performance, scalable systems for transaction, payment, and cashier functionalities within a complex trading platform. The position involves developing RESTful and RPC APIs, handling high-concurrency and large-scale data processing in distributed environments, and integrating with third-party services. The role requires strong production troubleshooting skills and collaboration within cross-functional teams. 🗂️ Requirements: 5+ years of Java backend development experience, Strong experience with Java 8+, Strong experience with Spring Boot, Experience in fintech product development, Experience with B2B systems, Hands-on experience with high-concurrency and multi-threaded environments, Experience with high-volume traffic systems, Experience with large-scale data processing, Knowledge of MyBatis, Redis, and message queues, Experience with MySQL and complex query optimization, Experience with Elasticsearch, Experience with Hadoop or big data technologies, Experience with event-driven architectures, Experience with unit and integration testing, Experience integrating third-party APIs, Understanding of distributed systems and microservices, EU work permit and EU-based work availability 📃 Skills: Java, Spring, SpringBoot, MyBatis, Redis, MySQL, Elasticsearch, Hadoop, Dubbo, REST, RPC, SQL, Multithreading, Microservices, Kafka, RabbitMQ 🏢 Description: 🟣 You will be: designing, developing, and maintaining high-performance backend systems using Java and Spring Boot, working on transaction, payment, and cashier-related functionalities within a complex trading platform, building and maintaining RESTful and RPC APIs (e.g. using Apache Dubbo), developing solutions capable of handling high-volume traffic, high concurrency, and multi-threaded environments, processing and optimizing large volumes of data within distributed systems, collaborating with cross-functional teams to deliver scalable and reliable systems, integrating backend services with third-party applications and external systems, troubleshooting, debugging, and optimizing system performance in production environments. 🟣 Your profile: 5+ years of professional experience in Java backend development, strong experience with Java (8+) and Spring Boot, experience in business product development within fintech environments, experience working on B2B products, hands-on experience with high-concurrency systems, multi-threading, and high-volume traffic environments, proven experience working with large-scale data processing systems, solid knowledge of technologies such as MyBatis, Redis, and message queue systems, experience working with relational databases such as MySQL, including writing complex queries and performance tuning, experience working with Elasticsearch and big data technologies such as Hadoop, experience with messaging systems (queues) and event-driven architectures, experience with unit and integration testing, experience integrating with third-party services and APIs, strong debugging and problem-solving skills, solid understanding of software design patterns and backend architectures, practical experience using AI-powered assistants (e.g. Claude Code, GitHub Copilot, Cursor) to improve productivity, quality, or decision-making in software delivery, good communication skills and ability to work in a team environment, immediate availability or a short notice period is preferred. Work from the European Union region and a work permit are required. 🟣 Nice to have: familiarity with RPC frameworks such as Apache Dubbo, experience working with systems serving large-scale user bases, understanding of distributed systems and microservices architecture, experience applying GenAI in a more structured way within the SDLC, including defined workflows, prompt patterns, or tool integrations embedded into daily work, interest in and familiarity with emerging AI-driven practices (e.g. agent-based workflows, automation patterns, AI-augmented development), with a willingness to explore and experiment beyond standard approaches. 🟣 Recruitment Process: CV review – HR call – Technical Interview – Client Interview – Decision 🎁 Benefits 🎁 ✍ Development: development budgets of up to 6,800 PLN, we fund certifications e.g.: AWS, Azure, access to Udemy, O'Reilly (formerly Safari Books Online) and more, events and technology conferences, technology Guilds, internal training, Xebia Upskill. 🩺 We take care of your health: private medical healthcare, multiSport card - we subsidise a MultiSport card, mental Health Support. 🤸‍♂️ We are flexible: B2B or employment contract, contract for an indefinite period.

🏢 Summary: Senior Java Developer role in an agile, international team focused on designing and building cloud-based backend and fullstack solutions. The position involves architecting scalable systems, ensuring high code quality, and contributing to CI/CD and DevOps practices. The role also includes technical leadership and collaboration with cross-functional teams to deliver secure, high-performance applications. 🗂️ Requirements: Expert knowledge of Java for backend and fullstack development, Experience architecting cloud-based SaaS solutions, Proficiency in automated testing and CI/CD pipelines, Experience with version control systems, Ability to deliver secure and scalable code, Bachelor’s degree in Computer Science, Engineering or related field with 5+ years of experience OR 9+ years of relevant industry experience 📃 Skills: Java, SaaS, CI/CD, Git, AWS, GCP, Azure, Docker, Kubernetes, TypeScript, Python 🏢 Description: About the Role: We are looking for a Senior Java Developer to join an agile, international engineering team working on cloud-based solutions serving diverse industries. As a technical leader, you will design, build, and maintain robust backend and fullstack systems, impacting both product performance and business outcomes. Must Have Expert knowledge of Java (backend/fullstack web development) Experience architecting cloud-based solutions (SaaS platforms or similar) Proficiency in automated testing, deployment pipelines, version control, and CI/CD practices Strong command of English for daily teamwork in multicultural environments Demonstrated ability to deliver secure, scalable, high-quality code Bachelor’s degree in Computer Science, Engineering, or related field with 5+ years of professional experience, OR 9+ years’ relevant industry experience (without degree) Nice to Have Exposure to other technologies (TypeScript, Python, etc.) Experience working with multiple data models and integrating acquired codebases Previous engagement in Agile/Scrum teams (sprint planning, retrospectives, hackathons) Background in industries like energy, IoT, finance, or regulated environments Familiarity with modern cloud platforms (AWS, GCP, Azure) and DevOps practices (Docker, Kubernetes) Your Profile Tech Enthusiast: Keen to learn and apply emerging technologies and best practices Analytical Thinker: Able to define requirements and design effective solutions to complex challenges Product Mindset: Understands how technical decisions influence user experience and business drivers Team Player: Works well in autonomous, distributed teams and supports collaborative engineering culture Key Responsibilities Design and develop Java-based backend and fullstack features for cloud-based applications Contribute to scalable, unified system architectures and help integrate diverse platforms and technologies Write and maintain high-performance, secure code and automated tests to ensure product quality Participate in sprint planning, code reviews, retrospectives, and technical discussions Work closely with product managers and business stakeholders to align technical development with commercial goals Mentor junior engineers and promote continuous improvement in team processes Ready for your next challenge? Send your CV detailing your experience in Java, cloud technologies, and agile teams. Tell us about your approach to system architecture and cross-team collaboration!

🏢 Summary: Technical Lead role in a long-term e-health public sector project, responsible for leading a backend Java team and overseeing architecture and code quality. The position combines hands-on backend development with team leadership and enforcement of engineering best practices in an agile environment. The project focuses on building and maintaining high-availability national healthcare systems. 🗂️ Requirements: Minimum 5 years experience in backend development with Java, Experience with Java 8+, Experience with Spring, Experience with Spring Boot, Experience with relational databases, Experience with unit testing using JUnit or Mockito, Experience with static code analysis using SonarQube, Proven experience leading development teams, Ability to design backend architecture, Experience working in agile methodologies 📃 Skills: Java, Spring, SpringBoot, SQL, JUnit, Mockito, SonarQube, Scrum, Kanban, CICD 🏢 Description: Dołączysz do projektu realizowanego na rzecz instytucji publicznej z sektora e-zdrowia, odpowiedzialnej za rozwój i utrzymanie krajowych systemów informatycznych ochrony zdrowia. Jako lider techniczny poprowadzisz zespół programistów backendowych , dbając o jakość kodu, dobre praktyki inżynieryjne i dostarczanie wartości zgodnie z metodykami zwinnymi. Wymagania Java 8+ Spring Spring Boot Relacyjne bazy danych Testy jednostkowe (JUnit / Mockito) SonarQube / analiza statystyczna Zarządzanie zespołem developerów Mile widziane: Metodyki zwinne (Scrum / Kanban) Architektura backend CI/CD Systemy o wysokiej dostępności Doświadczenie: Min. 5 lat jako programista backend Java Udokumentowane doświadczenie w prowadzeniu zespołu Obowiązki -Zarządzanie i mentoring zespołu programistów backendowych -Projektowanie i nadzór nad architekturą rozwiązań backendowych w Javie -Wdrażanie i egzekwowanie dobrych praktyk programistycznych oraz standardów jakości kodu -Prowadzenie code review oraz analiza statyczna kodu ( m.in . SonarQube) -Aktywny udział w planowaniu sprintów i ceremoniach zwinnych -Współpraca z interesariuszami technicznymi i biznesowymi -Identyfikacja ryzyk technicznych i proponowanie rozwiązań Oferujemy -Stawka do 145 zł/h netto na b2b -Przelew w dogodnej formie -Długoterminowy projekt i stabilne zatrudnienie -Krótki 14-dniowy termin płatności faktury -Bogaty pakiet usług prywatnej opieki medycznej -Dostęp do platformy kafeteryjnej MyBenefit (umożliwiającej zamawianie kart Multisport, kart przedpłaconych do Ikea, Zalando, Notino i wielu innych)

🏢 Summary: Oferta dotyczy stanowiska Backend Java Developera odpowiedzialnego za rozwój i utrzymanie kluczowych aplikacji biznesowych w oparciu o Java i Spring Boot. Rola obejmuje modernizację istniejących systemów, projektowanie nowych funkcjonalności oraz dbanie o jakość i wydajność kodu w środowisku Scrum. Praca daje możliwość realnego wpływu na rozwój produktów i architektury przy wykorzystaniu nowoczesnego stosu technologicznego. 🗂️ Requirements: Minimum 4 lata doświadczenia jako Backend Java Developer, Bardzo dobra znajomość Java 17+, Bardzo dobra znajomość Spring Boot, Bardzo dobra znajomość Spring Framework, Bardzo dobra znajomość Spring Security, Bardzo dobra znajomość Hibernate, Bardzo dobra znajomość Maven, Bardzo dobra znajomość Git, Doświadczenie z Docker, Doświadczenie z Kubernetes, Doświadczenie w pracy w metodyce Agile/Scrum, Umiejętność pisania czytelnego i testowalnego kodu 📃 Skills: Java, Spring, SpringBoot, SpringSecurity, Hibernate, Maven, Git, Docker, Kubernetes, Scrum, Agile 🏢 Description: Poszukujemy doświadczonego Backend Java Developera , który dołączy do zespołu odpowiedzialnego za rozwój i utrzymanie kluczowych aplikacji biznesowych. Jeśli masz minimum 4 lata doświadczenia w tworzeniu aplikacji backendowych w Javie, cenisz wysoką jakość kodu i dobrze odnajdujesz się w środowisku Scrum – zapraszamy do aplikowania. Twoje zadania Rozwój i utrzymanie aplikacji backendowych opartych o Java i Spring Boot. Modernizacja oraz aktualizacja istniejących rozwiązań do najnowszych wersji frameworków. Projektowanie i implementacja nowych funkcjonalności zgodnie z wymaganiami biznesowymi. Refaktoryzacja kodu oraz optymalizacja wydajności aplikacji. Udział w code review oraz dbanie o jakość i spójność kodu. Współpraca z zespołem w metodyce Scrum. Analiza i rozwiązywanie zgłoszeń produkcyjnych oraz wsparcie utrzymania systemów. Nasze wymagania Minimum 4 lata doświadczenia na stanowisku Backend Java Developera. Bardzo dobra znajomość: Java 17+ Spring Boot Spring Framework Spring Security Hibernate Maven Git Doświadczenie w pracy z Dockerem oraz Kubernetes. Umiejętność pisania czytelnego, wydajnego i dobrze testowalnego kodu. Doświadczenie w pracy w metodykach Agile/Scrum. Samodzielność, odpowiedzialność oraz nastawienie na współpracę zespołową. Mile widziane Doświadczenie z modernizacją starszych aplikacji i migracją do nowszych wersji frameworków. Znajomość dobrych praktyk projektowych oraz wzorców projektowych. Oferujemy Udział w rozwoju kluczowych systemów biznesowych. Pracę z nowoczesnym stosem technologicznym. Możliwość realnego wpływu na rozwój produktów i architekturę rozwiązań. Przyjazną atmosferę oraz współpracę z doświadczonym zespołem. Elastyczną formę współpracy oraz możliwość pracy zdalnej.

🏢 Summary: Senior Backend Developer role focused on Java-based cloud development for a large-scale loyalty program, involving solution design, implementation, automated testing, and close collaboration with business stakeholders. The position emphasizes ownership of features from design to production in an agile, cloud-driven environment. Hybrid work model with comprehensive employment benefits. 🗂️ Requirements: At least 7 years of backend development experience, Minimum 5 years in large-scale Java projects with complex codebase, Experience with AWS or another major cloud provider, Experience in writing automated tests, Strong knowledge of Java and backend technologies, Very good German and English skills (minimum B2), Experience working in agile development teams 📃 Skills: Java, JEE, Spring, SpringBoot, REST, Hibernate, Oracle, PostgreSQL, AWS, Maven, Jenkins, Git 🏢 Description: YOUR RESPONSIBILITIES • Java-based software development in the cloud for Germany’s largest loyalty program • Creating solution designs based on the analysis of requirements or error descriptions • Communicating your solution ideas in a way that everyone can understand • Implementing automated test cases • Documenting design and solution approaches YOUR PROFILE • You have at least 7 years of experience in backend development in a professional environment, including at least 5 years in a large-scale project with a complex codebase in a Java environment (or a similar programming language) • Very good English skills, both written and spoken (at least B2 level) • You have several years of experience with AWS Cloud or another major cloud provider • You want to see your code in production as quickly as possible. Therefore, you take responsibility not only for coding and testing, but also for coordination with business departments and interfaces • You enjoy driving projects forward, always keep the goal in mind, and embrace challenges • You are eager to understand our customer domain to find the best solutions for their needs • You regularly write software tests and understand the impact of untested code in a continuous delivery environment • You enjoy agile software development in a professional team What we offer Employment contract? Of course. With us you do not have to worry about stable employment. Benefits? We have them! Among other: corporate incentive program, sport card, private medical care. Lunch card? With the cooperation extended and permanent contract, you will receive additional funds to use for meal purchases. Working in a hybrid model? Of course! ! You work with us 2 days a week from home. Work wherever you want? In PAYBACK you have the opportunity. Working 100% remotely, also from European countries for 15 days a year. ‎Flexible working hours? Sounds great! We start working between 7 to 10. Trainings? Of course. We provide training to develop hard and soft skills. Convenient location? Sure! We invite you to our new office at Rondo Daszyńskiego, but we are currently also working remotely. Dress code? We definitely say no. There are no rigid dress code rules in our company, sneakers are more than welcome. Friendly atmosphere at work? Yes! In PAYBACK, people are the most important asset‎. ‎Something is missing? Open communication is our priority, so dare to ask!‎ Tech Stack Java, JEE, Spring, Spring Boot, Web services, REST, Hibernate, strong knowledge of relational databases (Oracle, PostgreSQL), cloud-based systems (AWS or equivalent), Maven, Jenkins, Git