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Senior Backend Developer

Gdańsk, Trójmiasto💼 Full-time🗓 2026-06-04 → 2026-08-08

Core

Designing and developing REST APIs and backend applications to modernize a legacy corporate banking platform into a microservices architecture.

Role type

Senior Backend Developer

Builds

Modern microservices-based corporate banking platform APIs

Domain

Corporate Banking / Financial Services

Deliverable

production ML models | product features | infrastructure

Required skills

Java, Spring Framework, Hibernate, SQL, REST API development, Microservices architecture, Cucumber, Jasmine

Preferred skills

Angular, Java Spring Boot, WebFlux, Project Reactor, Domain-Driven Design, Hexagonal Architecture, Git, SAFe Agile

Technologies

Java, Spring Framework, Hibernate, SQL, Cucumber, Jasmine, Angular, WebFlux, Project Reactor, Git

Responsibilities

Design and develop REST APIs, Build and maintain backend applications using Java and Spring Framework, Integrate systems and support system-to-system communication, Refactor legacy applications and extract business logic into microservices, Create and maintain unit and BDD tests, Produce and maintain technical and API documentation

Seniority

Senior, hands-on IC

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