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Senior Java Engineer
  • Warsaw
Senior Java Engineer
Warszawa, Warsaw, Masovian Voivodeship, Polska
WINGED IT SP Z O O
7. 10. 2024
Informacje o stanowisku

technologies-expected :


  • Java
  • Spring Boot
  • Spring
  • Docker
  • Kubernetes
  • AWS
  • Hibernate
  • SQL
  • JUnit
  • Mockito
  • microservices

technologies-optional :


  • Spring Security
  • NoSQL
  • Terraform
  • Prometheus
  • Datadog
  • Kafka
  • RabbitMQ
  • GraphQL

about-project :


  • Do you want to play a key role in revolutionizing the future of finance? Join a global leader in deferred payments, with over 85 million active users and 2.5 million transactions processed daily! As a pioneer in modern payment solutions, our client is developing innovative methods that streamline the shopping experience, enhance transaction security, and expand the availability of purchasing options.
  • Were seeking individuals eager to achieve remarkable results and share their bold vision to redefine the future of payments and fintech. Send us your CV - we can’t wait to meet you!
  • Our client: Klarna
  • Location: Warsaw (hybrid work, at least 3 days a week from office)
  • Rate: 165 - 195 PLN per hour
  • Cooperation model: B2B or Employment Contract
  • Start date: ASAP
  • Duration: long-term agreement
  • Recruitment process: 1 timed Abstract and Logical Reasoning Test (up to 15 minutes); 1 short interview (up to 30 minutes)
  • Technology stack: Java (latest versions), Spring, Spring Boot, Docker, Kubernetes, Kafka, PostgreSQL, DynamoDB, Elasticsearch, Microservices architecture on AWS

responsibilities :


  • To work within a key problem space, addressing the clients immediate needs by designing, developing, and deploying backend services that prioritize scalability, high availability, and low latency;
  • To collaborate and grow in a dynamic and autonomous environment while working in small, agile and cross functional teams;
  • To use the latest technologies to solve real problems for customers at a massive scale;
  • To be part of a team that will take full operational responsibility for the services that you own, and potentially take part in an on-call rotation;
  • To share your knowledge and build creative solutions while helping the team evolve best practices.

requirements-expected :


  • At least 5 years of experience with Java (version 17 and up);
  • Framework knowledge: Spring Framework (Spring Boot, Spring MVC), Hibernate or JPA;
  • Tools: Docker and CI/CD tools (e.g., Jenkins, GitLab);
  • Databases: Strong SQL skills with hands-on experience in relational databases;
  • Testing: Proficiency in unit testing (JUnit, Mockito) and integration testing tools;
  • Cloud & DevOps: AWS cloud infrastructure and microservices architecture;
  • System Design: Solid experience with microservices architecture, scalability, and system integration;
  • Strong educational background in Computer Science, Information Technology, or a related field;
  • Language proficiency: Advanced English (minimum B2 level).

offered :


  • Great opportunity for personal development in a stable and friendly large multinational company;
  • Start-up mentality, small agile teams;
  • Global Reach: Impact millions with seamless shopping and payments;
  • Career growth and additional education.

  • Praca Warszawa
  • Warszawa - Oferty pracy w okolicznych lokalizacjach


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