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JVM Software Engineer | 1

Warsaw, Masovian Voivodeship, pl💼 Full-time🗓 2026-08-24 → 2026-09-26

Core

Designing, developing, and maintaining scalable backend services and APIs for broadband and mobile business applications.

Role type

Senior Backend Engineer (Java/Spring Boot)

Builds

Scalable backend services and APIs for business applications

Domain

Telecommunications / Broadband and Mobile

Deliverable

production ML models | product features

Required skills

Java, Spring Boot, REST APIs, Microservices, JUnit, Maven, Backend Architecture, Automated Testing, Integration Testing, Code Reviews, Clean Code

Preferred skills

Polish (B2)

Technologies

Java, Spring Boot, JUnit, Maven

Responsibilities

Design and implementation of backend services and APIs, Creation and execution of automated tests and integration tests, Participation in backlog refinement and story creation, Design and implementation of scalable backend architectures, Creation of pull requests and execution of code reviews, Bug fixing and production support, Contribution to CI/CD pipelines

Seniority

Senior, hands-on IC

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