Join a long-term digital transformation project! We are looking for an experienced Senior Full Stack Developer to join an international team working on the modernization of a large-scale corporate banking platform. This is an excellent opportunity to contribute to the transformation of a legacy system into a modern, API-driven architecture while collaborating with highly skilled professionals in an Agile environment.
Hybrid model (3 days per week in the office) Office locations: Warsaw (preferred) Gdańsk Gdynia Your responsibilities Design, develop, and maintain REST APIs using Java and Spring Build and enhance backend services based on microservices and monolithic architecture Participate in a large-scale legacy modernization initiative Develop integrations between multiple enterprise systems Contribute to frontend development using Angular Write and maintain unit tests (JUnit & Jasmine) Support BDD testing using Cucumber Perform code reviews and ensure high code quality Work with SQL databases, including query optimization and schema design Collaborate closely with developers, architects, business stakeholders, and QA teams Participate in Agile ceremonies (SAFe framework) Prepare technical documentation for APIs and solutions Required skills Strong commercial experience with Java Experience with Angular Hands-on knowledge of Spring Framework / Spring Boot / Hibernate Experience designing and developing REST APIs Solid understanding of Microservices Architecture Good knowledge of SQL Experience with Jasmine Familiarity with Git Nice to have Experience with Reactive Programming (WebFlux, Project Reactor) Knowledge of Domain-Driven Design (DDD) Experience with Hexagonal (Ports & Adapters) Architecture Experience with Cucumber / BDD Knowledge of SOLID principles and design patterns What you'll work on Modernizing a mission-critical enterprise platform Building modern APIs for corporate banking services Refactoring business logic from a monolithic application into microservices Working in an international team using English as the primary communication language Delivering solutions within a SAFe Agile environment What we offer Long-term project with high business impact Opportunity to work on large-scale system modernization rather than pure maintenance Challenging technical environment focused on modern architecture and best engineering practices International, collaborative team Professional growth through complex engineering challenges Requirements Professional experience developing enterprise applications with Java Experience working with Angular in commercial projects Strong communication skills in English Ability to work effectively in an Agile environment
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