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SZUKAJ
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Java Backend Developer
Warsaw
Nazwa pozycji
Java Backend Developer
Lokalizacja
Warszawa
, Warsaw, Masovian Voivodeship, Polska
Firma
T-Mobile
Dodano
24. 10. 2025
Informacje o stanowisku
technologies-expected :
Java
Spring Boot
Kafka
Kubernetes
Docker
GitLab
Jenkins
Maven
Gradle
technologies-optional :
Prometheus
Grafana
about-project :
Our system is one of the components in the chain that processes network configuration files.
responsibilities :
Design, build, and maintain scalable, high-performance backend applications
Work closely with cross-functional teams to define, develop, and deliver new features that ensure a seamless and responsive user experience
Develop and maintain APIs to support robust and efficient communication between microservices in a Kubernetes-based environment
Conduct code reviews, provide constructive feedback, and ensure adherence to coding standards and best practices
requirements-expected :
Minimum 5 years of experience in backend development
Strong focus on code quality – Clean Code principles, SOLID, unit and integration testing
Java 21, Spring Boot 3, Spring Web / REST API, Spring Security + OAuth2 / OIDC, JDBC / Spring Data JPA
Kafka – message production and consumption
Kubernetes – basics: deployments, configmaps, secrets
Helm – chart creation and management
Docker – application containerization
CI/CD pipelines – e.g., GitHub Actions, GitLab CI, Jenkins
Maven / Gradle – dependency management
offered :
Employment contract
Additional day off on the occasion of birthdays/namedays
Medical package and life insurance
Benefit platform - you choose what you benefit from
Access to training platforms to improve your knowledge
I know Talent - training or money for referring friends to work ?!
Besides, with us you can count on access to our products and services at preferential terms and benefits, which you will read about below
benefits :
sharing the costs of sports activities
private medical care
sharing the costs of foreign language classes
sharing the costs of professional training & courses
life insurance
flexible working time
corporate products and services at discounted prices
integration events
mobile phone available for private use
no dress code
parking space for employees
extra social benefits
sharing the costs of tickets to the movies, theater
holiday funds
birthday celebration
sharing the costs of a streaming platform subscription
employee referral program
charity initiatives
extra leave
Benefit Platform
Praca Warszawa
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Piaseczno
Pruszków
Legionowo
Wołomin
Grodzisk Mazowiecki
Otwock
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