Mid Full Stack Java Developer

🏢 Summary: Senior Fullstack Developer (Java) role focused mainly on backend development for a logistics platform providing operational monitoring, schedule transparency, and analytical insights. The position involves designing, developing, and maintaining Java EE applications, including modernization and cloud migration initiatives. Work is primarily remote with occasional on-site visits. 🗂️ Requirements: Minimum 5 years of experience as Fullstack Developer, Strong proficiency in Java, Experience with JSF, JPA, EJB, CDI, JAXRS, Hands-on experience in JEE web application development, Basic knowledge of SQL, Basic knowledge of UNIX, Experience with Maven, Experience with Git, Ability to manage and maintain Payara Server, Experience with requirements analysis and UML modeling, Fluent English (written and spoken) 📃 Skills: Java, JEE, JSF, JPA, EJB, CDI, JAXRS, SQL, UNIX, Maven, Git, Payara, OpenAPI, DB2, Neptune, OpenSearch, PrimeFaces, GitLab, Jenkins, JFrog, AWS, UML 🏢 Description: About the Project For our Client - a global logistics company we are looking for a Senior Fullstack Developer (Java) who will be working with a platform that integrates several sources for giving transparent view for coastals schedule to internal operational stakeholders. Team also provides the tools for the operational monitoring, past performance analysis and recovery measures. Additional insights provided by the platform are based on statistical & analytical approaches (e.g. move prediction, avg. port time, etc.) The role is approx. 75% BE tasks and 25% FE tasks. Tech: Java EE, JDK 8, Payara Server 5, OpenAPI, IBM DB2, Neptune graph DB from AWS, OpenSearch, UI: JSF + Primefaces, GitLab, Jenkins, JFrog Work Mode: remote (with occasional trips to Gdańsk) Job Responsibilities Design and implement full-stack applications (front- and backend) using Java (JEE) Write, test, debug, and document code, solutions, and applications Collaborate with your team to handle the entire software development life cycle: from analysis and design to testing, deployment, maintenance, operations, and 3rd-level support Work closely with internal stakeholders and external partners to analyze existing applications, solutions, business processes, and requirements Modernize and expand current applications by migrating from on-premises infrastructure to a cutting-edge cloud platform Manage and maintain existing on-premises infrastructure, including Payara Application Servers and standalone Java applications Expectations Min. 5 years of experience as Fullstack Developer Strong proficiency in Java, with knowledge of JSF, JPA, EJB, CDI, and JAX-RS Hands-on experience in JEE full-stack web application development Basic knowledge of SQL, UNIX, Maven, and Git Familiarity with requirements gathering, documentation, and the use of software design/modeling tools (e.g., UML) Solid understanding of software development processes, with flexibility and strong customer orientation Excellent command of English , both written and spoken, combined with strong communication skills Nice to have: Experience with agile development methodologies (e.g., Scrum); Knowledge of AWS cloud services (OpenSearch, EC2, Neptune, ECS); Work experience or familiarity with the international logistics industry; DevOps experience We offer Ongoing support from a dedicated agent , taking care of your project continuity, client contact, necessary formalities, work comfort and development Consultant Development Program – advice on growth planning based on the latest trends and market needs in IT, including consultations with agents and growth mentors Access to 7N Learning & Development – a development and educational platform with webinars, a library of articles and industry reports, and regular invitations to one-time and recurring development events – technical, business, and lifestyle Spectacular integration events , both for you (e.g., annual Kick-Off trip , Christmas parties, or Summer Olympics sports events) and for your loved ones (e.g., family picnics, movie premieres) Professional development not only during the project – you can get involved in knowledge transfer to others within the 7N Services offering directed at 7N clients Relationships and access to the knowledge of the most experienced IT experts in the market – the average professional tenure of our consultants in Poland is over 10 years A complete benefits package , including funding for medical care, life insurance, sports cards for you and your loved ones, as well as discounts in stores in Poland and abroad About 7N Constantly searching for projects, difficult rate negotiations, lack of development support – sounds familiar? At 7N, you gain not only stability of contracts but also the personal involvement of a dedicated agent who ensures your professional comfort and continuous access to development initiatives. Our mission is to provide stable and rewarding collaborations that drive your success as an IT expert and the success of our clients. We build long-lasting relationships based on Scandinavian values and 30 years of experience creating IT solutions for over 200 organizations.

🏢 Summary: Senior Full Stack Software Engineer role focused on building and maintaining large-scale, cloud-based data processing and web applications in AWS, with emphasis on serverless architectures. The position involves designing scalable microservices, developing modern frontend applications, and enhancing cloud infrastructure in a distributed international team. 100% remote work with strong focus on scientific and data-intensive systems. 🗂️ Requirements: Minimum 5 years enterprise software development experience, Expert knowledge of Java with Spring and Hibernate/JPA or other JVM languages, Strong expertise in JavaScript and TypeScript with Angular 5+ or React, Understanding of microservices architecture and design patterns, Experience building REST APIs, Experience with SQL, NoSQL and graph databases, Strong knowledge of AWS cloud services, Experience with Docker and containerization, Ability to deploy code to production environments, Experience with Git and GitOps workflows, Experience working with Scrum methodology 📃 Skills: Java, Spring, Hibernate, JPA, JVM, JavaScript, TypeScript, Angular, React, HTML5, AWS, S3, IAM, EC2, ECR, ECS, Lambda, Serverless, Docker, SQL, NoSQL, GraphQL, REST, Git, GitOps, Scrum 🏢 Description: Full Stack Software Engineer Our team, specializing in Data Engineering and Bioinformatics systems development, is actively seeking experienced and motivated senior Fullstack software engineer with hands-on AWS experience , as this position touches the development of data processing in the cloud (mainly AWS) on a very large scale. We invite individuals who are self-motivated and proactive to join us in the development of large-scale scalable computations utilizing AWS services particularly focusing on serverless paradigms. This role involves leveraging AWS services and enhancing our current infrastructure to streamline and future-proof existing solutions. 100% remote work Job Responsibilities Work together in a collaborative and practical manner to address scientific software engineering challenges. Design, build and maintain the web application providing visibility to our data management platform Collaboratively and pragmatically solve scientific software engineering challenges. Collaborate with local - Polish, the US and Canada engineering teams to support software development efforts. Contribute to the broader scientific community through open-source software development. Expectations Minimum 5 years of work experience related to software development in enterprise projects/products and expert knowledge regarding one of the following backend technologies: JAVA  (very good  knowledge of frameworks like Spring, Hibernate / JPA,   knowledge of other JVM based programming languages is a plus); Understanding of microservice architectures, principles and patterns Expert knowledge of Javascript and TypeScript programming (Angular 5+ or React, with good knowledge of HTML5. Experience building reusable web components. Knowledge of git and standard GitOps workflow (MRs, protected branch), conventional commits, semantic versioning, pre-commit hooks, Experience building APIs , good understanding of REST principles Knowledge of database techniques like SQL, NoSQL and graph databases Fluent in the usage of cloud computing models (IaaS, PaaS, SaaS) and good knowledge of containers connected with this DevOps mindset and excellent knowledge of cloud platforms like AWS. Ability to deploy yourself code to production Docker (must have) AWS cloud (including S3, IAM, EC2, ECR, ECS, AWS Lambda, Serverless) Experienced in product development with Scrum methodologies Experienced in designing software components based on limited and evolving requirements Attention to details, focus on user/developer experience Ability to coordinate work and direct collaboration with the customer Good communication skills, team player, work under tight deadlines. We Offer Ongoing support from a dedicated agent , ensuring project continuity, client contact, formalities, work comfort, and development Consultant Development Program – advice on growth planning based on the latest trends and market needs in IT Access to 7N Learning & Development – webinars, articles, industry reports, and invitations to technical, business, and lifestyle events Spectacular integration events for you and your loved ones (Kick-Off trips, Christmas parties, family picnics, etc.) Professional development opportunities beyond the project, including knowledge-sharing initiatives Relationships and access to the most experienced IT experts – average tenure of consultants in Poland is over 10 years Complete benefits package , including medical care, life insurance, sports cards, and store discounts About 7N Constantly searching for projects, difficult rate negotiations, lack of development support – sound familiar? At 7N, you gain not only stability of contracts but also the personal involvement of a dedicated agent who ensures your professional comfort and continuous access to development initiatives. Our goal is to provide you with stable and comfortable cooperation, contributing to your success as an IT expert and the success of our clients. We build long-lasting relationships based on Scandinavian values and 30 years of experience in creating IT solutions for over 200 organizations.

🏢 Summary: Fullstack Java Developer role focused on developing and enhancing an Operation Monitoring & Network Insights platform integrating multiple data sources in the maritime logistics domain. The position involves backend-heavy (approx. 75%) development in Java EE with partial frontend work in JSF/PrimeFaces, supporting analytics, monitoring, and cloud transformation initiatives. Responsibilities cover full software lifecycle including design, development, testing, deployment, maintenance, and 3rd line support. 🗂️ Requirements: Minimum 4 years experience as Fullstack or Java Developer, Strong knowledge of Java EE (JSF, JPA, EJB, CDI, JAX-RS), Experience with SQL, Experience with Unix, Experience with Maven, Experience with Git, Experience in requirements gathering and software design, Understanding of software development lifecycle, Fluent English, Willingness to work with JSF/PrimeFaces frontend 📃 Skills: Java, JavaEE, JSF, JPA, EJB, CDI, JAX-RS, SQL, Unix, Maven, Git, Payara, OpenAPI, DB2, Neptune, OpenSearch, AWS, PrimeFaces, EC2, ECS, UML 🏢 Description: Dla naszego Klienta z branży logistycznej (transport morski) poszukujemy Fullstack Java Developera . Dołączysz do zespołu, który rozwija platformę Operation Monitoring & Network Insights. Jej celem jest integracja wielu źródeł danych w celu zapewnienia przejrzystego wglądu w harmonogramy operacyjne i wsparcie wewnętrznych interesariuszy biznesowych. Zespół dostarcza narzędzia do monitorowania operacji, analizy historycznej i rekomendacji działań naprawczych, wykorzystując podejście analityczne i statystyczne. Stack technologiczny: Java EE (JDK 8), Payara 5, OpenAPI, IBM DB2, Neptune (AWS), OpenSearch, JSF + Primefaces Backend stanowi ok. 75% , frontend ok. 25% pracy. Miejsce pracy: możliwość pracy zdalnej, preferowane woj. pomorskie (Trójmiasto). Praca wymaga okazjonalnych wizyt w biurze Klienta w Gdańsku. Zakres obowiązków Projektowanie i rozwój aplikacji full-stack w Javie (JEE) Tworzenie testów, debugowanie oraz dokumentacja kodu i rozwiązań Udział w pełnym cyklu życia oprogramowania: analiza, projektowanie, testowanie, wdrożenie, utrzymanie oraz wsparcie 3rd line Analiza istniejących aplikacji i procesów biznesowych oraz współpraca z interesariuszami wewnętrznymi i partnerami zewnętrznymi Udział w transformacji aplikacji z obecnego środowiska on-prem na nowoczesną platformę w chmurze Oczekiwania Min. 4 lata doświadczenia na podobnym stanowisku (Fullstack/Java Developer) Bardzo dobra znajomość Java EE ( m.in . JSF, JPA, EJB, CDI, JAX-RS) Znajomość SQL, Unix, Maven, Git Doświadczenie w zbieraniu wymagań oraz projektowaniu oprogramowania (mile widziana znajomość UML) Zrozumienie procesów wytwarzania oprogramowania, elastyczność i nastawienie na klienta Biegła znajomość języka angielskiego (w mowie i piśmie). Gotowość do pracy również przy prostych zadaniach frontendowych (JSF/Primefaces) Mile widziane: Znajomość usług chmurowych AWS (OpenSearch, EC2, Neptune, ECS) Oferujemy Stałe wsparcie osobistego agenta , dbającego o Twoją ciągłość projektową, kontakt z klientem, niezbędne formalności, komfort pracy oraz rozwój Consultant Development Program – doradztwo w planowaniu kariery w oparciu o najnowsze trendy i potrzeby rynku IT, obejmujące m.in . konsultacje z agentami i mentorami kariery Dostęp do 7N Learning & Development – platformy rozwojowo-edukacyjnej z webinarami, biblioteką artykułów i raportów branżowych oraz regularnymi zaproszeniami na jednorazowe i cykliczne wydarzenia rozwojowe – techniczne, biznesowe oraz life-stylowe Spektakularne eventy integracyjne , zarówno dla Ciebie (np. coroczny wyjazd Kick-Off , imprezy świąteczne czy sportowe Letnie Igrzyska), jak i dla Twoich bliskich (np. pikniki rodzinne, premiery filmowe) Rozwój zawodowy nie tylko podczas projektu – możesz zaangażować się w przekazywanie wiedzy innym w ramach oferty 7N Services kierowanej do klientów 7N Relacje i dostęp do wiedzy najbardziej doświadczonych ekspertów IT na rynku – średni staż zawodowy naszego Konsultanta w Polsce to ponad 10 lat Pakiet benefitów zaplanowany od A do Z , czyli dofinansowanie do opieki medycznej, ubezpieczenia na życie, karty sportowej dla Ciebie i Twoich bliskich, a także zniżki do sklepów w Polsce i za granicą. O 7N Ciągłe poszukiwanie projektów, trudne negocjacje stawek, brak wsparcia w rozwoju – brzmi znajomo? W 7N zyskujesz nie tylko stabilność kontraktów, ale też zaangażowanie osobistego opiekuna dbającego o Twój komfort zawodowy i stały dostęp do inicjatyw rozwojowych. Naszym celem jest zapewnienie Ci stabilnej i komfortowej współpracy, która przyczyni się do sukcesu Twojego jako eksperta IT oraz naszych klientów. Budujemy trwałe relacje, bazując na skandynawskich wartościach i 30-letnim doświadczeniu w tworzeniu rozwiązań IT dla ponad 200 organizacji.

🏢 Summary: Rola Java Fullstack Developera w projekcie dla klienta z branży finansowej, obejmująca rozwój i utrzymanie systemów dla klientów korporacyjnych w środowisku mikroserwisowym. Praca w modelu zdalnym z cyklicznymi spotkaniami w Warszawie, z naciskiem na wysoką jakość kodu, testy automatyczne oraz współpracę z biznesem. Wymagane doświadczenie w nowoczesnym stacku Java, Angular oraz narzędziach DevOps. 🗂️ Requirements: Minimum 5 lat doświadczenia jako Fullstack Java Developer, Bardzo dobra znajomość Java 21, Bardzo dobra znajomość Angular 18+, Bardzo dobra znajomość Spring Framework, Znajomość SQL i relacyjnych baz danych, Doświadczenie z Docker i Kubernetes, Umiejętność monitoringu i wizualizacji danych (Grafana, Splunk), Doświadczenie w testach jednostkowych (jUnit, Mockito), Doświadczenie w testach funkcjonalnych (Selenium, Cucumber), Doświadczenie w pracy z CI/CD, Znajomość narzędzi Jenkins, BitBucket, Ansible, TeamCity, Znajomość zasad SOLID, Clean Code, Design Patterns, Doświadczenie w pracy z mikroserwisami i systemami rozproszonymi 📃 Skills: Java, Angular, Spring, SQL, Docker, Kubernetes, Grafana, Splunk, JUnit, Mockito, Selenium, Cucumber, Jenkins, BitBucket, Ansible, TeamCity, SOLID, CleanCode, DesignPatterns, Microservices 🏢 Description: Dla naszego klienta z branży finansowej poszukujemy osoby na stanowisko Java Fullstack Developer , która dołączy do zespołu pracującego nad rozwiązaniami dla klientów korporacyjnych. Lokalizacja: Praca zdalna, spotkania zespołowe w biurze klienta w Warszawie (1 dzień co 2 tygodnie). Profil kandydata/-tki: Min. 5 lat doświadczenia jako Fullstack Java Developer Bardzo dobra znajomość języka Java 21 Bardzo dobra znajomość Angular 18+ Bardzo dobra znajomość Spring Framework Znajomość SQL oraz relacyjnych baz danych Doświadczenie z Docker i Kubernetes Umiejętność monitoringu i wizualizacji danych (Grafana, Splunk) Umiejętność przeprowadzania testów jednostkowych (jUnit, Mockito) oraz testów funkcjonalnych (Selenium, Cucumber) Praca z procesem CI/CD i znajomość niezbędnych narzędzi (Jenkins, BitBucket, Ansible, TeamCity) Znajomość dobrych praktyk programistycznych (SOLID, Clean Code, Design Patterns) Doświadczenie w pracy z mikroserwisami i systemami rozproszonymi Mile widziane: - znajomość Scala - umiejętność przeprowadzania testów wydajnościowych (JMeter, LoadRunner) Zadania: Prowadzenie prac projektowych i implementacyjnych w systemach informatycznych opartych o technologie Microsoft Dbanie o wysoką jakość kodu m.in.: poprzez tworzenie testów automatycznych, jednostkowych i E2E Współpraca z użytkownikami biznesowymi przy zbieraniu i analizie wymagań nowych rozwiązań Wsparcie w opiniowaniu specyfikacji technicznej i tworzeniu dokumentacji projektowej Oferujemy: Stałe wsparcie osobistego agenta , dbającego o Twoją ciągłość projektową, kontakt z klientem, niezbędne formalności, komfort pracy oraz rozwój Rozwój zawodowy nie tylko podczas projektu – możesz zaangażować się w przekazywanie wiedzy innym w ramach oferty 7N Services kierowanej do klientów 7N Dostęp do 7N Learning & Development – platformy rozwojowo-edukacyjnej z webinarami, biblioteką artykułów i raportów branżowych oraz zaproszeniami na wydarzenia rozwojowe – techniczne, biznesowe oraz life-stylowe Udział w wybranych eventach organizowanych przez klienta (wyjazdy integracyjne, spotkania świąteczne) Relacje i dostęp do wiedzy najbardziej doświadczonych ekspertów IT na rynku – średni staż zawodowy naszego Konsultanta w Polsce to ponad 10 lat Narzędzia niezbędne do świadczenia usług Pracę hybrydową z przewagą pracy zdalnej z dowolnego miejsca w Polsce (90%) Spotkanie zespołowe w biurze klienta w Warszawie raz na 2 tygodnie Pakiet benefitów zaplanowany od A do Z, czyli dofinansowanie do opieki medycznej, ubezpieczenia na życie, karty sportowej dla Ciebie i Twoich bliskich, a także zniżki do sklepów w Polsce i za granicą.

🏢 Summary: Remote Full Stack Developer role focused on building and maintaining scalable digital health applications using Python and Vue.js. The position involves developing new features, contributing to MVPs and prototypes, and ensuring high performance and reliability in cloud-based environments. The role requires strong architectural understanding and hands-on experience with modern frontend and backend technologies. 🗂️ Requirements: 5+ years of frontend development experience, 5+ years of experience with Python, Strong experience with TypeScript, Strong experience with Vue.js, Understanding of SPA frameworks, Experience building scalable applications, Experience with cloud and DevOps tools, Fluency in English 📃 Skills: Python, Vue, TypeScript, JavaScript, SPA, React, Angular, Cloud, DevOps 🏢 Description: Full Stack Developer (Python+Vue) We are seeking a Full Stack Developer for a global life‑science company driving innovation in digital health . You will build and maintain scalable applications, working closely with cross‑functional teams and contributing to new features and MVPs. Success in this role requires strong system architecture skills, hands‑on experience with scalable software, and a passion for experimentation and rapid prototyping. Work mode : 100% remote Tasks Develop and maintain scalable frontend and backend components using Vue.js, TypeScript, and Python Collaborate with architects, product owners, and engineers to design high‑quality solutions Build new features , improve existing functionality, and ensure application performance and reliability Contribute to early MVPs , prototypes, and experimental solutions Participate in code reviews , ensure best practices , and support continuous improvement of the development process Work with modern cloud and DevOps tools to enable smooth delivery and deployment Expectations 5+ years of experience in Frontend Software Development 5+ years of experience with Python Strong hands‑on experience with TypeScript and Vue.js Solid understanding of SPA frameworks (React or Angular is a plus) Fluency in English We offer Ongoing support from a dedicated agent , taking care of your project continuity, client contact, necessary formalities, work comfort and development, Consultant Development Program – advice on growth planning based on the latest trends and market needs in IT, including consultations with agents and growth mentors, Access to 7N Learning & Development – a development and educational platform with webinars, a library of articles and industry reports, and regular invitations to one-time and recurring development events – technical, business, and lifestyle, Spectacular integration events , both for you (e.g., annual Kick-Off trip , Christmas parties, or Summer Olympics sports events) and for your loved ones (e.g., family picnics, movie premieres), Professional development not only during the project – you can get involved in knowledge transfer to others within the 7N Services offering directed at 7N clients, Relationships and access to the knowledge of the most experienced IT experts in the market – the average professional tenure of our consultants in Poland is over 10 years, A complete benefits package , including funding for medical care, life insurance, sports cards for you and your loved ones, as well as discounts in stores in Poland and abroad. About 7N Constantly searching for projects, difficult rate negotiations, lack of development support – sounds familiar? At 7N, you gain not only stability of contracts but also the personal involvement of a dedicated agent who ensures your professional comfort and continuous access to development initiatives. Our mission is to provide stable and rewarding collaborations that drive your success as an IT expert and the success of our clients. We build long-lasting relationships based on Scandinavian values and 30 years of experience creating IT solutions for over 200 organizations.

🏢 Summary: Fullstack Developer (Java/Angular) role in an agile team focused on regulatory solutions and transformation of payment systems, developing and maintaining key digital payment functionalities for millions of users. The position involves building Java (Spring Boot) and Angular applications, designing REST APIs, and working with reactive programming. Hybrid work model from Warsaw or Tricity. 🗂️ Requirements: Minimum 6 years of programming experience, Very good knowledge of Java, Very good knowledge of Spring Boot, Experience in reactive programming (e.g. RxJava), Knowledge of Angular or AngularJS, Knowledge of TypeScript, Ability to design and develop REST APIs, Experience in writing unit and automated tests, Knowledge of test automation frameworks (e.g. Cucumber), Experience with build tools, Fluent English (min. B2) 📃 Skills: Java, SpringBoot, Angular, AngularJS, TypeScript, REST, RxJava, Cucumber, API, Agile 🏢 Description: O projekcie: Poszukujemy Fullstack Developera (Java/Angular) , który dołączy do agilowego zespołu zajmującego się rozwiązaniami związanymi z regulacjami, rozwojem produktów oraz transformacją systemów płatniczych . Projekt dotyczy rozwoju i utrzymania kluczowych funkcjonalności płatności w kanałach cyfrowych (web i mobile), obsługujących kilka milionów użytkowników. Model pracy: praca hybrydowa z jednego z biur (Warszawa/Trójmiasto) Zadania: Tworzenie i rozwój aplikacji w technologii Java (Spring Boot) oraz Angular Projektowanie i rozwój API w architekturze REST Praca z programowaniem reaktywnym (np. RxJava) Współtworzenie i utrzymanie testów jednostkowych oraz automatycznych Współpraca w środowisku Agile przy dostarczaniu funkcjonalności Dbanie o jakość kodu oraz standardy architektoniczne Oczekiwania: min. 6 lat doświadczenia programistycznego Bardzo dobra znajomość Java oraz Spring Boot Doświadczenie w programowaniu reaktywnym (np. RxJava) Znajomość Angular/AngularJS oraz TypeScript Umiejętność projektowania i tworzenia API REST Doświadczenie w pisaniu testów jednostkowych oraz automatycznych Znajomość frameworków do automatyzacji testów (np. Cucumber) Doświadczenie z narzędziami buildowymi Bardzo dobre umiejętności komunikacyjne i pracy zespołowej Inżynierskie podejście do tworzenia oprogramowania Gotowość do wspierania procesu testowania w zespole (udział w testach w celu utrzymania płynności delivery) Znajomość domeny płatności (mile widziane) Płynny angielski (min.B2) Oferujemy: Stałe wsparcie osobistego agenta , dbającego o Twoją ciągłość projektową, kontakt z klientem, niezbędne formalności, komfort pracy oraz rozwój, Consultant Development Program – doradztwo w planowaniu kariery w oparciu o najnowsze trendy i potrzeby rynku IT, obejmujące m.in . konsultacje z agentami i mentorami kariery , Dostęp do 7N Learning & Development – platformy rozwojowo-edukacyjnej z webinarami, biblioteką artykułów i raportów branżowych oraz regularnymi zaproszeniami na jednorazowe i cykliczne wydarzenia rozwojowe – techniczne, biznesowe oraz life-stylowe, Spektakularne eventy integracyjne , zarówno dla Ciebie (np. coroczny wyjazd Kick-Off , imprezy świąteczne czy sportowe Letnie Igrzyska), jak i dla Twoich bliskich (np. pikniki rodzinne, premiery filmowe), Rozwój zawodowy nie tylko podczas projektu – możesz zaangażować się w przekazywanie wiedzy innym w ramach oferty 7N Services kierowanej do klientów 7N, Relacje i dostęp do wiedzy najbardziej doświadczonych ekspertów IT na rynku – średni staż zawodowy naszego Konsultanta w Polsce to ponad 10 lat. Pakiet benefitów zaplanowany od A do Z , czyli dofinansowanie do opieki medycznej, ubezpieczenia na życie, karty sportowej dla Ciebie i Twoich bliskich, a także zniżki do sklepów w Polsce i za granicą

🏢 Summary: Remote Java Developer role for a greenfield prenatal screening diagnostics platform, focused primarily on backend development with Spring Boot and partial frontend work in React. The position involves end-to-end feature ownership, architectural decision-making, AWS deployment, and integration of AI coding tools into the development workflow. Ideal for engineers experienced in building scalable backend systems in ambiguous, product-driven environments. 🗂️ Requirements: Strong Java expertise, Strong Spring Boot expertise, Experience with REST API design, Experience with domain modeling and clean architecture, Proficiency in object-oriented programming and SOLID principles, Working proficiency in React, Working proficiency in TypeScript, Experience integrating AI coding tools into development workflow, Experience writing unit, integration, and API tests, Experience with PostgreSQL schema design and query optimization, Experience deploying and operating workloads on AWS (ECS/EKS, RDS, Lambda, S3), Ability to make architectural decisions in greenfield projects 📃 Skills: Java, Spring, SpringBoot, React, TypeScript, PostgreSQL, AWS, ECS, EKS, RDS, Lambda, S3, REST, OOP, SOLID, Terraform, CloudWatch, Prometheus, Grafana, GitHubActions, CI/CD 🏢 Description: We are looking for a Java Developer with React experience to join a project delivered for a pharmaceutical company working on a greenfield prenatal screening diagnostics platform . This role offers a unique opportunity to work on a modern, backend-driven solution with real impact, combining strong backend ownership with selected frontend contributions. Work Mode: remote 100% Job responsibilities Own features end-to-end: design, implement, test, deploy, and maintain across the full stack.  Work split ~80% backend, 20% frontend Make foundational architectural decisions on a greenfield codebase - data models, API contracts, service boundaries, test strategy Build and maintain the Java/Spring Boot backend that powers the product's core logic Contribute to the React/TypeScript frontend when needed - you're backend-primary, but you ship UI when the team needs it Integrate AI coding tools into your daily workflow to accelerate delivery while maintaining code quality - and help the team adopt these practices Collaborate directly with product stakeholders to refine requirements in a fast-moving, low-ceremony environment Expectations Strong Java and Spring Boot expertise - clean API design, domain modeling, sound architectural trade-offs. You think in terms of service boundaries, data flow, and maintainability, not just making it work Solid grasp of software design principles - object-oriented programming, SOLID, clean architecture, separation of concerns. You write code that the next person can read, extend, and trust. You know when a pattern helps and when it's ceremony Working proficiency in React and TypeScript - you can pick up frontend tasks, build components, and integrate with backend APIs independently Proven experience integrating AI coding tools (Claude Code, Cursor, or equivalent) into daily development workflow - including prompt design for code generation, output validation, and actively preventing AI-generated technical debt. You can describe concrete examples of where AI accelerated your delivery and where you chose to override it Testing as a professional discipline, not a checkbox - you write unit, integration, and API tests as part of delivery, own the test pyramid decisions, and treat untested code as unfinished code PostgreSQL - schema design, query optimization, migrations in a production context AWS experience - you've deployed and operated production workloads on AWS (ECS/EKS, RDS, Lambda, S3) and can make informed infrastructure decisions Comfort working in ambiguous, greenfield settings - you define scope with stakeholders rather than waiting for pre-scoped tickets Nice-to-Have: Infrastructure as Code (Terraform).Healthcare, diagnostics, or regulated-environment experience, Security hardening practice - threat modeling, dependency scanning, secure defaults, Observability tooling (CloudWatch, Prometheus, Grafana), CI/CD pipeline design (GitHub Actions or similar) We offer Ongoing support from a dedicated agent who is caring about your project continuity, contact with clients, necessary formalities, work comfort, and development Consultant Development Program – advice on career planning based on the latest trends and market needs in IT, including consultations with career agents and mentors Access to 7N Learning & Development – a development and educational platform offering webinars, a library of articles and industry reports, and frequent invitations to both one-time and recurring events focused on technical, business, and lifestyle topics Spectacular events, both for you (e.g., annual Kick-Off trip , Christmas parties, or Summer Olympics sports events) and for your loved ones (e.g. family picnics), Professional growth beyond your current project. You can actively engage in knowledge sharing through the 7N Services offering, designed for 7N clients. Connections and access to the expertise of top IT professionals in the market – the average professional tenure of our consultants in Poland is over 10 years, A complete benefits package , including funding for medical care, life insurance, sports cards for you and your loved ones, as well as discounts in stores in Poland and abroad. About 7N Constantly searching for projects, difficult rate negotiations, lack of development support – sounds familiar? At 7N, you gain not only stability of contracts but also the personal involvement of a dedicated agent who ensures your professional comfort and continuous access to development initiatives. Our mission is to provide stable and rewarding collaborations that drive your success as an IT expert and the success of our clients. We build long-lasting relationships based on Scandinavian values and 30 years of experience creating IT solutions for over 200 organizations.

🏢 Summary: Hybrid Java Full Stack Developer role focused on modernizing enterprise systems and building scalable, cloud-native microservices and web applications using Java and React. The position involves migrating legacy platforms to API-driven architectures, enhancing automation, and improving system efficiency and scalability. Work includes backend and frontend development within containerized and Kubernetes-based environments. 🗂️ Requirements: Strong experience with Java 11+, Hands-on experience with Kubernetes, Experience with containerized environments, Proficiency with Git, Strong Unix/Linux command line skills, Experience with SQL databases, Knowledge of RESTful APIs, Understanding of microservices architecture, Familiarity with HTTP, Familiarity with JavaScript 📃 Skills: Java, React, Kubernetes, Git, Unix, Linux, SQL, Oracle, REST, HTTP, JavaScript, Spring, SpringBoot, Microservices, Docker 🏢 Description: We are looking for a skilled Java Full Stack Developer to join our team in Kraków. This is a hybrid role requiring 2 days per week onsite , offering the opportunity to work on modernizing enterprise systems and building scalable, cloud-native solutions. Key Responsibilities Design, build, and support scalable services, microservices, and applications (both backend and frontend) using Java (11/17/21) and modern web technologies such as React Contribute to the modernization of legacy systems, including migration from mainframe and IBM WebSphere to API-driven and microservices-based architectures Help reduce operational costs and system complexity through modern engineering practices Improve testing efficiency by implementing and expanding automated testing frameworks Enhance Straight-Through Processing (STP) capabilities across services and platforms Required Skills & Experience Strong experience with Java (11 or higher) ; experience with Java 17+ is highly preferred Hands-on experience with Kubernetes and containerized environments Proficiency with Git for version control Strong command of Unix/Linux systems and CLI tools Solid experience with databases and SQL (Oracle preferred) Good understanding of RESTful APIs and microservices architecture Familiarity with HTTP/web technologies and JavaScript Nice to Have Experience with Reactjs for frontend development Background working in a DevOps-oriented delivery team Knowledge of application monitoring and observability tools Experience with Spring / Spring Boot

🏢 Summary: B2B contract opportunity for a Java Fullstack Developer with a strong backend focus (60–70%) to build and maintain applications within a Digital Platform using a modern tech stack. The role involves developing backend and frontend components, participating in code reviews and technical discussions, and contributing to architectural decisions in a distributed team environment. 🗂️ Requirements: Core Java 11, Advanced Java (JDBC, Collections, Serialization, Memory management), Spring framework, JPA (Hibernate), RDBMS knowledge, Strong SQL skills, RESTful web services, XML and JSON, OpenAPI (Swagger), JavaScript, Typescript, HTML, CSS, Angular 14+, RxJS, Git, Maven, npm, Frontend security (OWASP), Backend security knowledge 📃 Skills: Java, JDBC, Collections, Serialization, Spring, JPA, Hibernate, SQL, RDBMS, REST, XML, JSON, OpenAPI, Swagger, JavaScript, Typescript, HTML, CSS, Angular, RxJS, Git, Maven, npm, OWASP 🏢 Description: For one of our clients, we are looking for a Java Fullstack Developer (m/f/n). As part of the Digital Platform team, you will work on several applications utilizing a modern technology stack. You will get the opportunity to not only learn and grow but also to contribute and be involved in technical discussions and decision making. You will be working in a very nice, dynamic, multi-cultural and geographically distributed team and will receive a lot of support during your onboarding phase. The skill split is 60/40 or 70/30, with a stronger focus on backend. Responsibilities Development (Backend and Frontend) on several applications within the Digital Platform scope, both on new and existing applications Perform code reviews Participate in SCRUM events Participate in technical analysis and discussions Be proactive and take initiative Work closely with your colleagues and communicate Requirements Core Java V11, Advanced Java (JDBC, Collections, Serialization, Memory management) Web communication: XML, JSON, REST Spring framework JPA (Hibernate) Knowledge of RDBMS, specifically SQL skills Web communication: experience with OpenAPI specifications (Swagger) Proficiency in Web languages (JavaScript, Typescript, HTML, CSS) Proficiency in Angular 14+ framework (SPA) Knowledge of reactive programming (RxJS) Good understanding of GIT, Maven, and npm Understanding of Agile Workflow Understanding of Frontend Security topics (owasp) Understanding of Backend Security topics Fluency in English (B2 level) Nice to have: Experience with the Redux pattern (NgRX) & store management Experience with the Nx build system library Build and Deployment automation (Jenkins, Sonar) Microservice architecture and development (Spring Boot) Experience in leading a (geographically distributed) technical team Experience being involved in technical design Our offer: Rate: 130 - 140 PLN/h net + VAT B2B contract via SHIMI Hybrid – 2 days per week from the Warsaw or Kraków office Start: ASAP – notice period up to 2 weeks

🏢 Summary: Contract B2B Fullstack Developer role (hybrid in Wroclaw) focused on building and maintaining enterprise-grade financial platforms using Java/Spring Boot and Angular. The position involves developing microservices, scalable APIs, and responsive UI components while contributing to CI/CD and DevOps practices. The role requires ensuring high performance, security, and reliability within Agile teams. 🗂️ Requirements: Strong experience in Java 17/21+, Strong experience with Spring Boot, Experience with microservices architecture, Solid experience in Angular 14/16+, Experience with TypeScript, HTML, CSS, Experience building REST APIs, Experience with relational databases (Oracle, SQL Server, or PostgreSQL), Experience with Git, Experience with CI/CD tools (Jenkins or GitHub Actions), Understanding of secure application design, Experience working in Agile/Scrum 📃 Skills: Java, Spring, SpringBoot, Angular, TypeScript, HTML, CSS, REST, Microservices, Oracle, SQLServer, PostgreSQL, Git, Jenkins, GitHubActions, CI/CD, Agile, Scrum 🏢 Description: We are looking for a talented and experienced Fullstack Developer to join our growing team at a global leader in financial services platforms. Work mode: Hybrid, 3 days from office in Wroclaw, Poland Type of contract: Contract: B2B only ( 1 year with extensions) Key Responsibilities: Design, develop, test, and maintain full-stack applications using Java/Spring Boot on the backend and Angular on the frontend. Build scalable APIs, microservices, and UI components for enterprise-grade platforms. Ensure application performance, code quality, security, and reliability through best engineering practices. Participate in code reviews, design discussions, and continuous improvement initiatives. Troubleshoot production issues, perform root cause analysis, and implement sustainable fixes. Contribute to CI/CD pipelines , automated testing, and DevOps practices to improve software delivery. Support integration with databases, messaging systems, and third-party/internal enterprise services. Follow Agile/Scrum practices and actively participate in sprint ceremonies. Required Qualifications: Strong hands-on experience in Java  ( 17/21+) development , with Spring Boot and microservices architecture. Solid experience in Angular ( 14/16+) , TypeScript, HTML, CSS, and responsive UI development. Good understanding of REST APIs, backend integration patterns, and secure application design. Experience with relational databases such as Oracle, SQL Server, or PostgreSQL. Familiarity with source control tools such as Git, and CI/CD tools such as Jenkins, GitHub Actions, or similar. Understanding software development lifecycle, testing frameworks, and Agile methodologies. Strong analytical, problem-solving, and communication skills. Experience with version control systems, preferably Git. Benefits: Collaborative and supportive team culture Opportunity to work with global teams and stakeholders Exposure to innovative and impactful projects 📩 If you’re interested and meet the qualifications, please send your CV to Alina Pchelnikova at alina.pchelnikova@dcvtechnologies.co.uk