Senior Java Backend Developer

4 days ago

Petah Tikva Center District, Israel Datacube Full time


Senior Java Backend Developer


Responsibilities:

  • Rapid understanding of existing systems and adapting them to new developments
  • Refactoring monolithic systems into microservices
  • Designing and implementing scalable, reliable backend architecture
  • Setting up and maintaining on-premise backend infrastructure
  • Developing critical services in
    Java (Spring Boot)
  • Writing and maintaining unit and integration tests (JUnit, TestContainers, mocking frameworks)
  • Implementing event-driven communication using
    RabbitMQ
    (or Kafka)
  • Optimizing backend performance and latency
  • Designing, developing, and maintaining internal and external
    RESTful APIs
  • Applying best practices for
    API versioning
    , documentation, authentication & authorization (OAuth2, JWT, API Gateway)
  • Using
    Postman
    ,
    Swagger
    for API testing and documentation
  • Leading
    code reviews
    , mentoring team members, and solving complex problems
  • Working in an Agile/Scrum environment
  • Writing clean, maintainable, and high-quality code


Requirements:

  • 5+ years of hands-on experience in
    Java backend development
  • 5+ years developing
    RESTful APIs with Spring Boot
  • Proven experience using
    AI tools to enhance development workflows
  • Deep understanding of
    transaction lifecycle in distributed systems
  • Experience with
    microservices architecture
    , including infrastructure setup
  • Strong knowledge of
    RabbitMQ
    or
    Kafka
    , and
    event-driven architecture
  • Solid experience with
    SQL Server
    , including stored procedures and performance tuning
  • Familiarity with
    CI/CD pipelines
  • Experience with
    API documentation
    tools (e.g., Swagger)
  • Experience with
    agents
    – strong advantage
  • Experience migrating monolithic systems to microservices
  • Experience with
    NoSQL databases
  • Exposure to
    cloud platforms
    (AWS / Azure / GCP)
  • Ability to independently own and deliver complex backend features
  • Excellent communication and collaboration skills

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