Full Stack Developer

🏢 Summary: Senior Full Stack Engineer role focused on designing and delivering scalable, cloud-native applications across backend, frontend, and cloud infrastructure. The position involves building high-performance Java systems, modern React interfaces, and deploying solutions on Azure in a distributed enterprise environment. The engineer contributes to architecture decisions and ensures reliable CI/CD and production operations. 🗂️ Requirements: 7+ years Java experience, Strong enterprise backend development, Experience with ReactJS, Experience with Azure cloud platform, Strong PostgreSQL knowledge, Relational data modeling skills, 2+ years CI/CD experience, Experience with DevOps practices, Ability to work across full stack, Strong debugging skills in distributed systems 📃 Skills: Java, ReactJS, Azure, PostgreSQL, CI/CD, DevOps, Microservices, SQL, Cloud, Git 🏢 Description: Senior Full Stack Engineer (Java, Cloud & React) We are looking for a Senior Full Stack Engineer who can take ownership of designing and delivering scalable, cloud-native applications. The role involves working across backend services, frontend interfaces, and cloud infrastructure in a highly distributed enterprise environment. What you will do Design and build high-performance backend systems using Java 17+ Develop modern, responsive UI applications using ReactJS Build and deploy cloud-native applications on Microsoft Azure Work with PostgreSQL for scalable and efficient data design Collaborate with DevOps teams to ensure smooth CI/CD pipelines and releases Debug and resolve complex production issues across distributed systems Contribute to architecture discussions and technical decision-making What we are looking for Strong hands-on expertise in Java (7+ years) and enterprise backend development Solid experience in ReactJS-based frontend development Experience working with cloud platforms (Azure preferred) Strong understanding of PostgreSQL and relational data modeling Exposure to DevOps practices and CI/CD pipelines (2+ years) Ability to work across the stack and handle production-grade systems Strong problem-solving and debugging skills Nice to have Experience designing microservices-based architectures Exposure to large-scale distributed systems Experience working in enterprise-grade cloud environments Interested? Share your CV to a company who matters about your growth and long term prospects.

🏢 Summary: Senior Full Stack Developer role focused on building an enterprise AI agent management platform, with strong emphasis on backend development in Python. The position involves developing scalable web applications using Python and React, designing architecture, building REST APIs, and working on authentication and SSO integrations. The role includes collaboration on technical decisions, mentoring developers, and contributing to production-grade enterprise solutions. 🗂️ Requirements: 5+ years of commercial development experience, Strong Python knowledge, Commercial experience with React, Experience building web applications, Experience with Django, FastAPI or similar frameworks, Experience designing software architecture, Experience building scalable applications, Experience working with production systems, Practical knowledge of REST API, Knowledge of authentication and authorization, English level B2 or higher 📃 Skills: Python, React, Django, FastAPI, Celery, Docker, REST, SSO, API, Microservices 🏢 Description: O projekcie Projekt dotyczy budowy rozwiązania wspierającego organizacje enterprise we wdrażaniu i zarządzaniu agentami AI. Produkt rozwijany jest we współpracy z klientami enterprise i odpowiada na rzeczywiste potrzeby biznesowe. O roli Poszukujemy Senior Full Stack Developera, który dołączy do zespołu rozwijającego aplikację webową dla klientów enterprise. Jest to rola Full Stack z wyraźnym naciskiem na rozwój backendu w Pythonie. Będziesz rozwijać zarówno backend, jak i frontend aplikacji, uczestniczyć w projektowaniu rozwiązań oraz brać udział w decyzjach architektonicznych. Zakres obowiązków rozwój aplikacji webowej z wykorzystaniem Pythona i React, projektowanie i rozwój backendu, rozwój komponentów frontendowych w React, rozwój REST API, rozwój i utrzymanie aplikacji produkcyjnych, projektowanie skalowalnych rozwiązań dla klientów enterprise, praca nad authentication, authorization i integracjami SSO, udział w decyzjach architektonicznych oraz proponowanie rozwiązań, udział w code review i design sessions, współpraca z zespołem przy podejmowaniu decyzji technicznych, wspieranie mniej doświadczonych programistów poprzez dzielenie się wiedzą. Stack technologiczny Python React Django Celery Docker Czego oczekujemy 5 lat lub więcej doświadczenia komercyjnego, bardzo dobrej znajomości Pythona, komercyjnego doświadczenia z React, doświadczenia w tworzeniu aplikacji webowych, doświadczenia z Django, FastAPI lub podobnym frameworkiem, doświadczenia w projektowaniu architektury oprogramowania, doświadczenia w budowaniu skalowalnych aplikacji, doświadczenia w pracy z systemami produkcyjnymi, praktycznej znajomości REST API, znajomości zagadnień związanych z authentication i authorization, bardzo dobrej komunikacji, języka angielskiego na poziomie minimum B2. Dodatkowym atutem będzie doświadczenie z aplikacjami enterprise, znajomość SSO lub federated identity, doświadczenie w tworzeniu Python SDK, doświadczenie z architekturą opartą o API lub mikroserwisy. Model pracy praca w modelu hybrydowym w Krakowie, preferowane 1–3 dni w tygodniu w biurze (możliwe jest indywidualne ustalenie liczby dni). Oferujemy wynagrodzenie: 160–270 PLN/h, współpracę w oparciu o B2B, długoterminową współpracę, realny wpływ na architekturę i rozwiązania techniczne, pracę nad produktem dla klientów enterprise, pracę nad produktem wykorzystującym rozwiązania AI. Proces rekrutacyjny Rozmowa z rekruterem. Rozmowa Cultural Fit. Rozmowa techniczna. Decyzja. Proces nie obejmuje zadania domowego ani live codingu.

🏢 Summary: Senior Java Full-Stack Engineer role focused on designing and building scalable cloud-native applications with modern frontend and backend technologies. The position involves developing robust APIs and services, contributing to architecture decisions, and improving platform reliability, performance, and security. This is a long-term remote B2B contract within a senior engineering environment. 🗂️ Requirements: Senior-level experience in software engineering, Strong hands-on experience with Java, Experience in backend development, Full-stack development experience with modern frontend frameworks, Understanding of cloud platforms and cloud-native architectures, Experience building production-grade, scalable systems, Ability to design APIs and backend services, Knowledge of containers and CI/CD practices 📃 Skills: Java, GCP, AWS, Azure, Kubernetes, Docker, CI/CD, APIs, Microservices, Frontend, Cloud, DevOps 🏢 Description: We are seeking a highly skilled Java Full-Stack Engineer to join our engineering team in building and evolving cloud-based products. The ideal candidate will possess extensive experience in software development, particularly with Java and modern frontend technologies. A strong understanding of cloud platforms, specifically GCP, is highly desirable, along with the ability to work independently within a senior engineering environment. What we offer: Remote Role Long Term B2B Contract Rate: 170-190 PLN/H + VAT Main Responsibilities Design, build, and maintain scalable full-stack applications using Java and modern frontend technologies. Develop robust backend services, APIs, and integrations. Work with cloud-native architectures and deployment models. Contribute to technical architecture and engineering decision-making. Improve reliability, performance, security, and maintainability of the platform. Collaborate closely with product, design, and engineering colleagues. Mentor other engineers and help raise the technical bar across the team. Explore and apply modern development practices, including AI-assisted and agentic coding workflows where relevant. Key Requirements Strong senior-level experience as a software engineer. Deep hands-on experience with Java and backend development. Solid full-stack development experience, including modern frontend frameworks. Good understanding of cloud platforms and cloud-native engineering. Ability to work independently and make sound technical decisions. Strong communication skills and the ability to collaborate across teams. Experience building production-grade systems with high standards for quality, scalability, and maintainability. Nice to Have Experience with Google Cloud Platform , though AWS or Azure experience is also relevant. Experience with Kubernetes, containers, CI/CD, observability, and modern DevOps practices. Knowledge of AI-assisted development tools, coding agents, or agentic coding workflows. Experience in fintech, identity, compliance, SaaS, or other high-trust environments.

🏢 Summary: Long-term, fully remote Senior Fullstack Engineer role building a cloud-native IoT platform for building automation and energy management. The work spans React.js applications, JVM microservices, REST APIs, cloud architecture, automated quality practices, and AI-assisted development. 🗂️ Requirements: 5+ years of commercial full-stack experience, Strong product mindset and ownership of delivered features, Java or Kotlin expertise, Spring Boot and JVM ecosystem knowledge, Microservices architecture and REST API design experience, React.js and modern JavaScript/TypeScript experience, Cloud-native architecture knowledge, Docker containerization experience, Practical Kubernetes knowledge, Daily use of AI-assisted development tools with critical code review skills, Fluent English at C1 level 📃 Skills: Java, Kotlin, Spring, React, JavaScript, TypeScript, Docker, Kubernetes, Copilot, ChatGPT 🏢 Description: About the Project Build and evolve a modern, scalable, next-generation cloud-native IoT platform for building automation, energy management, and BMS/EMS solutions. The platform combines high-performance microservices with modern user-facing applications. Work Mode: 100% Remote Start Date: ASAP Duration: Long-term Job Responsibilities - Build and scale end-to-end solutions, from React.js frontends to robust JVM-based backend microservices. - Participate in technical discussions, design REST APIs, and contribute to platform modernization and cloud architecture. - Collaborate directly with Product Owners to understand business goals, constructively challenge assumptions, and suggest improvements. - Write clean code, implement automated testing, conduct code reviews, and maintain comprehensive technical documentation. - Use AI tools, such as GitHub Copilot, in daily workflows to accelerate development, generate documentation, and improve productivity. Expectations - 5+ years of commercial full-stack experience, with a strong product mindset and proven ownership of delivered features. - Strong knowledge of Java and/or Kotlin, the JVM ecosystem, Spring Boot, microservices architecture, and REST API design. - Hands-on experience with React.js and the modern JavaScript/TypeScript ecosystem. - Solid understanding of cloud-native architectures and containerization with Docker, plus practical Kubernetes knowledge. - Daily active use of AI-assisted tools, such as Copilot and ChatGPT, combined with critical code review skills. - Fluent English at C1 level for collaboration in an international environment. Nice to Have - Experience with SaaS platforms or event-driven architecture. - Domain exposure to IoT, BMS, HVAC, SCADA, or industrial automation. - Working knowledge of German. Benefits - Access to a learning and development platform with webinars, articles, industry reports, and development events. - Integration events, including annual kick-off trips, Christmas parties, sports events, family picnics, and movie premieres. - Opportunities to contribute to knowledge transfer initiatives. - Benefits package including funding for medical care, life insurance, sports cards, and retail discounts.

🏢 Summary: B2B contract role for a Senior Full-Stack Engineer to build and own features end-to-end, from Java/Spring backend services and data models to React-based frontend interfaces. The position involves contributing to shared UI components and backend architecture, performing cross-stack code reviews, and working in a cloud-native environment. 🗂️ Requirements: Strong backend experience with Java 21, Proficiency in Spring and Spring Boot, Experience with Hibernate, Solid frontend experience with JavaScript and TypeScript, Strong knowledge of React and Redux Toolkit, Good understanding of relational databases, especially MariaDB, User-level or higher Linux skills, Confident use of Git workflows, Ability to write well-tested, maintainable code, Advanced technical English, Experience with Kubernetes and cloud-native platforms, Ability to effectively use AI coding assistants and LLM tools 📃 Skills: Java, Spring, SpringBoot, Hibernate, JavaScript, TypeScript, React, Redux, MariaDB, SQL, Linux, Git, Kubernetes, AI, LLM 🏢 Description: Join our client's team as a Senior Full-Stack Engineer! RESPONSIBILITIES Own features end-to-end — from API and data model on the backend to the UI on the frontend Build and maintain backend services in Java, and rich interfaces in React Contribute to our shared UI component library and backend architecture alike Take part in code reviews across the stack — backend, frontend, and the glue in between REQUIREMENTS Strong backend skills in Java 21 with Spring / Spring Boot and Hibernate Solid frontend experience with JavaScript, TypeScript, React, and Redux Toolkit Good grasp of relational databases, especially MariaDB Linux skills at user level or above, plus confident Git workflows You write well-tested, maintainable code on both sides of the stack Advanced technical English for design, review, and documentation\ Proven experience with cloud-native platforms such as Kubernetes Comfortable using AI tools (coding assistants, LLMs) as part of your daily workflow — and the judgment to know when to trust them and when to think for yourself NICE TO HAVE Experience building software for telecommunication systems Knowledge of protocols like IPv4/6, DNS, BGP, DHCP, SR, and ZTP Data visualization libraries — Cytoscape.js, react-chartjs-2, MapLibre, or similar Storybook, mono-repo tooling (Lerna), or Webpack experience Automation tools such as Ansible or Terraform Understanding of Linux and Kubernetes networking (routing, iptables, CNI) WHAT DO WE OFFER ON THIS PROJECT? Cooperation based on a B2B contract and rate: 160-180 PLN/hour Hybrid work from Kraków (1 times a week in the office) The support of a dedicated mentor. In the relationship, we focus on direct communication. When you join speedapp, you will be put in touch with a dedicated mentor who will make sure that you enjoy working with us and with the client Events and integration meetings, as well as participation in various initiatives, e.g., sports Access to the benefits offering (medical care, Multisport card) WHAT DOES THE RECRUITMENT PROCESS LOOK LIKE? Application: Apply and submit your CV. After the application review, the recruiter will contact selected candidates by phone. Screening: Have a conversation with a speedapp recruiter about your experience. Next steps: The speedapp recruiter will explain the recruitment process for the specific position. The speedapp recruiter will stay in touch with you throughout the entire process. ABOUT SPEEDAPP At speedapp, we believe that an organization is only as good as the people who make it up. We are a team of IT experts and other professionals working for our clients around the world (including Israel, Austria, USA). We go far beyond the HR category. We build IT teams and also help manage them. 👉 10 years of experience 👉 +100 clients worldwide +300 hires per year 💎 We have won the prestigious "Forbes Diamonds" award four times (2022, 2023, 2024, 2025). We are a member of the European Fast Growth Icons network and FinTech Poland. We are ranked 18th among the 100 fastest growing companies 2023 by Clutch. DO YOU HAVE ANY QUESTIONS? Contact the recruiter responsible for this process directly. Karolina Kizowska Senior IT Delivery Consultant karolina.kizowska@speedapp.pl +48 608 487 448

🏢 Summary: The role involves designing, developing, and maintaining cloud-native enterprise applications as a Fullstack Engineer using Java and Angular. The position focuses on building scalable backend and frontend solutions within a microservices architecture, supporting CI/CD, containerization, and secure application design. The engineer will work in Agile teams and contribute to architecture, deployment, and system reliability. 🗂️ Requirements: 5+ years of backend development experience, Strong expertise in Java 17+, Experience with Spring Boot and Spring Security, Strong knowledge of Angular and TypeScript, Experience with PostgreSQL and Hibernate/JPA, Experience with microservices architecture, Hands-on experience with Maven, Git, GitHub, CI/CD, Knowledge of Kubernetes and Docker, Experience with SQL databases, Experience with REST API development, Experience with JUnit, AssertJ, Hamcrest, Bash/Shell scripting skills, Understanding of secure coding practices, Experience in Agile/Scrum environments, English level B2/C1 📃 Skills: Java, Spring, SpringBoot, SpringSecurity, Angular, TypeScript, PostgreSQL, Hibernate, JPA, Maven, Git, GitHub, CI/CD, Kubernetes, Docker, SQL, REST, JUnit, AssertJ, Hamcrest, Bash, Liquibase, Helm, Kafka, Python, Go, C, Grafana, Prometheus, Kibana, OWASP, JIRA 🏢 Description: We are looking for an experienced Fullstack Engineer who will be responsible for designing, developing, and maintaining modern enterprise applications in a cloud-native architecture. The person in this role will work on both backend and frontend solutions (Java + Angular). Our expectations 5+ years of professional backend development experience Strong expertise in Java 17+ and Spring ecosystem (Spring Boot, Spring Security) Strong knowledge of Angular and frontend development with TypeScript Experience with PostgreSQL, Hibernate/JPA Experience with cloud-native and microservices architecture Hands-on experience with Maven, Git, GitHub, and CI/CD pipelines Knowledge of Kubernetes, Docker Experience with SQL databases and REST API development Familiarity with JUnit, AssertJ, and Hamcrest Bash/Shell scripting skills Strong understanding of secure coding practices and scalable application design Experience working in Agile/Scrum environments Good English communication skills (B2/C1) Welcome Skills Experience with Kafka and event-driven architecture Knowledge of Python scripting Familiarity with Go (Golang) or C Experience with monitoring and logging tools such as Grafana, Prometheus, and Kibana Knowledge of OWASP Top 10 and application security best practices Experience with JIRA or similar project management tools Previous experience in enterprise-scale distributed systems Key tasks Develop and maintain scalable backend applications using Java 17+ and Spring Boot Design and optimize PostgreSQL databases and manage schema migrations with Liquibase Build and maintain modern frontend applications using Angular Develop secure, high-performance, and cloud-native solutions Contribute to CI/CD pipelines and deployment automation Support containerized deployments using Docker, Kubernetes, and Helm Collaborate with distributed engineering teams in Agile environments Participate in architecture discussions, code reviews, and technical mentoring Ensure application reliability, scalability, and maintainability across backend and frontend layers

🏢 Summary: Senior Fullstack Developer role focused on building and scaling high-availability microservices-based systems in a large-scale digital transformation program. The position involves developing backend services in Java (Spring Boot) and contributing to Angular frontend, with strong emphasis on performance, integration, and DevOps collaboration. The role includes architectural input and ensuring high code quality within CI/CD environments. 🗂️ Requirements: Min. 5 years of experience with Java, Min. 5 years of experience with Spring, Spring Boot, Spring Cloud, Hibernate, Experience with Liquibase, Experience with Angular, Experience with Apache Kafka, Experience with Git and Maven, Experience in writing unit tests, Knowledge of OOP and Functional Programming, Experience with Docker and Kubernetes, Knowledge of RabbitMQ and ElasticSearch, Ability to scale systems and optimize performance, Knowledge of application performance diagnostics tools 📃 Skills: Java, Spring, SpringBoot, SpringCloud, Hibernate, Liquibase, Angular, TypeScript, Kafka, RabbitMQ, Git, Maven, Docker, Kubernetes, ElasticSearch, OOP, FunctionalProgramming, Microservices, CICD, Sonar, IntelliJ, Jira, Bitbucket, Bamboo 🏢 Description: Dla naszego klienta – jednej z największych instytucji finansowo-ubezpieczeniowych w Europie Środkowo-Wschodniej, realizującej zaawansowane projekty cyfrowe i technologiczne na dużą skalę – poszukujemy doświadczonego Senior Fullstack Developera . Firma przechodzi intensywną transformację cyfrową, rozwijając nowoczesne systemy o wysokiej dostępności i wydajności. Stack technologiczny Back-end: Java, Spring, Spring Boot, Hibernate, Liquibase, Kafka Front-end: Angular, TypeScript DevOps & środowisko: Docker, Kubernetes Narzędzia: IntelliJ, Jira, Bitbucket, Bamboo, Sonar, CI/CD Zakres obowiązków Projektowanie i rozwój nowoczesnych aplikacji w architekturze mikroserwisowej Tworzenie oraz rozwój warstwy backendowej w Javie (Spring Boot) Współtworzenie i rozwój frontendu w Angularze Integracja systemów z wykorzystaniem Kafki oraz RabbitMQ Optymalizacja wydajności oraz skalowanie aplikacji Udział w projektowaniu rozwiązań architektonicznych Współpraca z zespołem DevOps w zakresie CI/CD oraz wdrożeń Dbanie o jakość kodu (testy jednostkowe, code review, Sonar) Wymagania (Must Have) Bardzo dobra znajomość Java (min. 5 lat) Bardzo dobra znajomość Spring / Hibernate, Spring Boot, Spring Cloud (min. 5 lat) Dobra znajomość Liquibase Doświadczenie w pracy z Angular Doświadczenie z Apache Kafka Znajomość Git, Maven Doświadczenie w pisaniu testów jednostkowych Znajomość paradygmatów OOP oraz Functional Programming Doświadczenie z Docker, Kubernetes Znajomość RabbitMQ, ElasticSearch Umiejętność skalowania systemów oraz optymalizacji wydajności Znajomość narzędzi do diagnostyki wydajności aplikacji Oferujemy Umowa B2B oraz stabilna, długoterminowa współpraca Prywatna opieka medyczna Luxmed Karta sportowa Multisport Praca hybrydowa (1 x w tygodniu przyjazd do biura w Warszawie) Proces rekrutacyjny: Rozmowa HR - 20 min Spotkanie z klientem - 1 h

🏢 Summary: Senior Full Stack Engineer role focused on building enterprise-grade Java applications with end-to-end ownership across backend, frontend, security, and CI/CD. The position requires daily commercial use of Agentic AI tools to accelerate development, testing, and code quality. You will design secure, scalable systems using modern Java frameworks and DevOps practices. 🗂️ Requirements: 5+ years commercial experience with Java, Proven commercial experience using AI-powered development tools, Strong proficiency in Spring Boot, Strong proficiency in Spring Security, Strong proficiency in Hibernate or JPA, Experience with HTML5, CSS3, and JavaScript frameworks, Hands-on experience with React, Angular, or Vue, Strong experience designing and maintaining Jenkins CI/CD pipelines, Experience with Docker and Kubernetes, Experience designing RESTful APIs, Solid understanding of cryptography and secure key management, Experience with JUnit and Mockito for automated testing 📃 Skills: Java, SpringBoot, SpringSecurity, Hibernate, JPA, SQL, MySQL, PostgreSQL, Oracle, JavaScript, HTML5, CSS3, React, Angular, Vue, Jenkins, Docker, Kubernetes, REST, GitHubCopilot, ChatGPT, Claude, Cline, JUnit, Mockito, Cucumber, Cryptography, CI/CD, Agile, Scrum 🏢 Description: We are seeking a Senior Full Stack Engineer to join our development team, focusing on building robust Java-based enterprise applications while heavily leveraging Agentic AI tools to drive efficiency and innovation. In this role, you will be responsible for the end-to-end software development lifecycle, from backend services and database optimization to user-friendly frontend interfaces and secure CI/CD pipelines. A crucial aspect of this position is the daily, hands-on integration of AI-powered development tools to accelerate coding, code review, and problem-solving. Tech Stack: Java, Spring Boot, Spring Security, Hibernate ORM, SQL (MySQL/PostgreSQL/Oracle), JavaScript (React/Angular/Vue.js), Jenkins, Docker, Kubernetes, RESTful APIs, Agentic AI (GitHub Copilot, ChatGPT, Claude, Cline) Responsibilities: Design, develop, and maintain full-stack applications using Java and modern web technologies. Integrate Agentic AI tools (like GitHub Copilot, ChatGPT, Claude, and Cline) into daily development workflows to accelerate coding, code reviews, testing, and documentation. Design, build, and maintain Jenkins CI/CD pipelines to optimize automated builds, tests, and deployments. Implement robust cryptographic solutions and security protocols to protect sensitive data. Write comprehensive unit and integration tests using JUnit, Mockito, and Cucumber to ensure high reliability. Share best practices for AI tool usage across the team and continuously evaluate emerging Agentic AI technologies. Debug complex technical issues, participate in code reviews, and collaborate closely with product, design, and QA partners within an Agile/Scrum framework. Min requirements: COMMERCIAL EXPERIENCE WITH AI TOOLS IS OBLIGATORY: You must have proven, commercial experience using AI-powered development tools (e.g., GitHub Copilot, ChatGPT, Claude, Cline) to accelerate software delivery. 5+ years of hands-on software development experience with Java . Strong proficiency in Spring Boot , Spring Security , and Hibernate/JPA . Solid experience with frontend technologies (HTML5, CSS3, JavaScript, and frameworks like React, Angular, or Vue.js). Strong, hands-on experience designing and maintaining Jenkins CI/CD pipelines . Solid understanding of cryptography (encryption/decryption, digital signatures, and secure key management). Experience with containerization (Docker, Kubernetes) and designing RESTful web services. Strong background in automated testing (JUnit, Mockito). Would be a plus: 2+ years of experience in payment processing, fintech, or financial services. Knowledge of payment protocols (ISO 8583, EMV), PCI DSS compliance, and financial regulations. Experience with HSMs (Hardware Security Modules) and payment-industry cryptographic standards. Experience with microservices, distributed systems, and cloud platforms (AWS, Azure, or GCP). Knowledge of Android or iOS app development. Contributions to open-source projects or active technical blogging. We offer: Opportunity to work on bleeding-edge projects Work with a highly motivated and dedicated team Competitive salary Flexible schedule Benefits package - medical insurance, sports Corporate social events Professional development opportunities Well-equipped office About us: Grid Dynamics (NASDAQ: GDYN) is a leading provider of technology consulting, platform and product engineering, AI, and advanced analytics services. Fusing technical vision with business acumen, we solve the most pressing technical challenges and enable positive business outcomes for enterprise companies undergoing business transformation. A key differentiator for Grid Dynamics is our 8 years of experience and leadership in enterprise AI , supported by profound expertise and ongoing investment in data , analytics , cloud & DevOps , application modernization and customer experience . Founded in 2006, Grid Dynamics is headquartered in Silicon Valley with offices across the Americas, Europe, and India.

🏢 Summary: Remote B2B offer for a Full Stack Engineer with strong backend focus, responsible for building and optimizing scalable enterprise applications and language transformation technologies. The role covers full software development lifecycle within an international team, including cloud and serverless solutions. Hourly rate: 120–140 PLN. 🗂️ Requirements: Higher education in Computer Science, Engineering or related field (BS/MS), Commercial experience in Java software development, Strong knowledge of Java, JVM and J2EE, Experience with object-oriented programming and design patterns, Experience with Spring Framework and Spring Boot, Experience in building REST API, Knowledge of relational databases (Oracle, MS SQL Server, MySQL, PostgreSQL), Knowledge of SQL, JDBC and ORM (JPA, Hibernate), Experience with Docker and Kubernetes, Experience with unit testing (JUnit, TestNG or Spock) and TDD, Full stack development experience, Knowledge of at least one frontend framework (Angular preferred) 📃 Skills: Java, JVM, J2EE, Spring, SpringBoot, REST, SQL, JDBC, JPA, Hibernate, Oracle, MSSQL, MySQL, PostgreSQL, Docker, Kubernetes, JUnit, TestNG, Spock, TDD, Angular 🏢 Description: Java | JVM | J2EE | Spring / Spring Boot | REST API | SQL | JPA / Hibernate | Docker | Kubernetes | Angular 📍 Lokalizacja : praca zdalna 💰 Wynagrodzenie: 120- 140 pln/h 📄 Forma zatrudnienia: B2B Szukamy Full Stack Engineera z wyraźnym focusem na backend , który ma doświadczenie w tworzeniu wydajnych, skalowalnych i stabilnych aplikacji klasy enterprise. Dołączysz do międzynarodowego zespołu doświadczonych inżynierów , pracujących nad zaawansowanymi, krytycznymi biznesowo rozwiązaniami wspierającymi transformację cyfrową, przetwarzanie języka, rozwiązania chmurowe oraz architekturę serverless. Na tym stanowisku będziesz odpowiedzialny/a za rozwój, utrzymanie i optymalizację technologii transkompilacji oraz transformacji języków programowania. Rola obejmuje pełny cykl wytwarzania oprogramowania – od analizy i projektowania, przez implementację i testy, aż po wsparcie środowisk produkcyjnych. Zakres obowiązków: Udział we wszystkich etapach cyklu życia oprogramowania (analiza, projektowanie, implementacja, testy) Projektowanie rozwiązań zgodnych ze specyfikacją funkcjonalną i techniczną Tworzenie czytelnego, wydajnego, testowalnego i łatwego w utrzymaniu kodu Przygotowywanie i wdrażanie kolejnych wersji komponentów systemu Analiza nowych technologii i propozycje usprawnień architektonicznych Usuwanie błędów na środowiskach DEV / QA / UAT / PROD Współtworzenie i aktualizacja dokumentacji technicznej Wymagania must-have: Wykształcenie wyższe (BS/MS) – informatyka, inżynieria lub kierunki pokrewne Komercyjne doświadczenie w projektowaniu i tworzeniu oprogramowania w Java Programowanie obiektowe oraz stosowanie wzorców projektowych Bardzo dobra znajomość Java, JVM oraz J2EE Bardzo dobre umiejętności debugowania Bardzo dobra znajomość relacyjnych baz danych (Oracle, MS SQL Server, MySQL, PostgreSQL) SQL Server, MySQ Znajomość SQL , JDBC oraz ORM (JPA, Hibernate) Doświadczenie z Spring Framework oraz tworzeniem REST API (Spring Boot) Doświadczenie z konteneryzacją i wdrożeniami : Docker, Kubernetes Doświadczenie w testowaniu: JUnit / TestNG / Spock , TDD, mockowanie Doświadczenie full stack (również frontend) Znajomość co najmniej jednego frameworka frontendowego – preferowany Angular Nice to have: Znajomość kompilatorów , transformacji języków, DSL , parserów(ANTLR, JavaCC, Bison/Flex) Doświadczenie z technologiami infrastrukturalnymi: RabbitMQ, Kafka, Redis Znajomość systemów przetwarzania równoległego i rozproszonego (Apache Spark, Apache Storm) Praktyczne doświadczenie w pracy z Kubernetes Doświadczenie w C# oraz .NET

🏢 Summary: Full Stack Engineer role with strong backend focus on building scalable, high-performance enterprise applications in Java. The position involves full software development lifecycle responsibilities, including design, implementation, testing, deployment, and production support, within cloud and serverless environments. The engineer will work on advanced language transformation and transpilation technologies in an international team. 🗂️ Requirements: Higher education degree in Computer Science or related field, Commercial experience in Java software development, Strong knowledge of Java, JVM, J2EE, Object-oriented programming and design patterns, Strong debugging skills, Experience with relational databases, Knowledge of SQL, JDBC and ORM frameworks, Experience with Spring Framework and Spring Boot, Experience in building REST APIs, Experience with Docker and Kubernetes, Experience with unit testing frameworks, Knowledge of TDD and mocking, Full stack development experience, Experience with Angular or other frontend framework 📃 Skills: Java, JVM, J2EE, Spring, SpringBoot, REST, SQL, JDBC, JPA, Hibernate, Oracle, MySQL, PostgreSQL, MSSQL, Docker, Kubernetes, JUnit, TestNG, Spock, TDD, Angular 🏢 Description: Java | JVM | J2EE | Spring / Spring Boot | REST API | SQL | JPA / Hibernate | Docker | Kubernetes | Angular 📍 Lokalizacja : praca zdalna 💰 Wynagrodzenie: 120- 140 pln/h 📄 Forma zatrudnienia: B2B Szukamy Full Stack Engineera z wyraźnym focusem na backend , który ma doświadczenie w tworzeniu wydajnych, skalowalnych i stabilnych aplikacji klasy enterprise. Dołączysz do międzynarodowego zespołu doświadczonych inżynierów , pracujących nad zaawansowanymi, krytycznymi biznesowo rozwiązaniami wspierającymi transformację cyfrową, przetwarzanie języka, rozwiązania chmurowe oraz architekturę serverless. Na tym stanowisku będziesz odpowiedzialny/a za rozwój, utrzymanie i optymalizację technologii transkompilacji oraz transformacji języków programowania. Rola obejmuje pełny cykl wytwarzania oprogramowania – od analizy i projektowania, przez implementację i testy, aż po wsparcie środowisk produkcyjnych. Zakres obowiązków: Udział we wszystkich etapach cyklu życia oprogramowania (analiza, projektowanie, implementacja, testy) Projektowanie rozwiązań zgodnych ze specyfikacją funkcjonalną i techniczną Tworzenie czytelnego, wydajnego, testowalnego i łatwego w utrzymaniu kodu Przygotowywanie i wdrażanie kolejnych wersji komponentów systemu Analiza nowych technologii i propozycje usprawnień architektonicznych Usuwanie błędów na środowiskach DEV / QA / UAT / PROD Współtworzenie i aktualizacja dokumentacji technicznej Wymagania must-have: Wykształcenie wyższe (BS/MS) – informatyka, inżynieria lub kierunki pokrewne Komercyjne doświadczenie w projektowaniu i tworzeniu oprogramowania w Java Programowanie obiektowe oraz stosowanie wzorców projektowych Bardzo dobra znajomość Java, JVM oraz J2EE Bardzo dobre umiejętności debugowania Bardzo dobra znajomość relacyjnych baz danych (Oracle, MS SQL Server, MySQL, PostgreSQL) SQL Server, MySQ Znajomość SQL , JDBC oraz ORM (JPA, Hibernate) Doświadczenie z Spring Framework oraz tworzeniem REST API (Spring Boot) Doświadczenie z konteneryzacją i wdrożeniami : Docker, Kubernetes Doświadczenie w testowaniu: JUnit / TestNG / Spock , TDD, mockowanie Doświadczenie full stack (również frontend) Znajomość co najmniej jednego frameworka frontendowego – preferowany Angular Nice to have: Znajomość kompilatorów , transformacji języków, DSL , parserów(ANTLR, JavaCC, Bison/Flex) Doświadczenie z technologiami infrastrukturalnymi: RabbitMQ, Kafka, Redis Znajomość systemów przetwarzania równoległego i rozproszonego (Apache Spark, Apache Storm) Praktyczne doświadczenie w pracy z Kubernetes Doświadczenie w C# oraz .NET