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Senior Java Engineer

1 hour, 25 minutes ago
Europe, Germany, Greece, Poland
Full-time
Senior
Backend Engineer
Software Development
Agile API Gateway CI/CD Docker Git GitHub Java JIRA Kafka Kotlin Kubernetes Microservices Spring Spring Boot
Apply Now
Hack The Box

Hack The Box

Hack The Box serves as a premier Cybersecurity Performance Center, providing advanced training and certification resources for both aspiring security professionals and established teams to enhance their skills and drive peak cyber performance.

Internet Software & Services
51-250
Founded 2017
$70M raised
View All Jobs 10

Description

  • Design and implement Spring Boot microservices that support scalable and resilient platform foundations.
  • Establish and evolve the API Gateway layer for routing, security, API composition, and cross-cutting concerns.
  • Define service boundaries, decomposition strategies, and integration approaches with architects and product stakeholders.
  • Apply distributed systems patterns such as saga, transactional outbox, messaging, CQRS, and circuit breakers to maintain consistency and resilience.
  • Modernize legacy systems incrementally using strangler fig and anti-corruption layer patterns.
  • Collaborate with SRE, Platform, QA, Data, Analytics, AI, Product, Product Owners, and business stakeholders to deliver reliable solutions.
  • Champion code quality through reviews, best practices, and hands-on technical guidance.
  • Contribute to architectural decisions and document trade-offs clearly for technical and non-technical audiences.
  • Mentor and support other engineers in microservices, Spring, and clean code practices.

Requirements

  • Solid production experience with Java and the Spring ecosystem, including Spring Boot, Spring Cloud, Spring Data, and Spring Security.
  • Hands-on experience designing and building microservices.
  • Practical knowledge of architecture patterns such as Saga, CQRS, Transactional Outbox, and API Gateway.
  • Strong understanding of distributed systems concerns including data consistency, service communication, resilience, and fault tolerance.
  • Experience with messaging systems such as Kafka and event-driven architectures.
  • Familiarity with Docker, Kubernetes, and CI/CD pipelines.
  • Ability to communicate architectural decisions through diagrams, documentation, and discussions with diverse stakeholders.
  • Track record of mentoring or guiding other engineers.
  • Experience with Kotlin is part of the technology stack.
  • Experience with relational databases and NoSQL databases is part of the technology stack.

Benefits

  • Private insurance.
  • 25 annual leave days.
  • Dedicated budget for training and professional development, including conference participation.
  • State-of-the-art equipment including a MacBook, iPhone, and mobile plan.
  • Free lunch and snacks at the office.
  • Full access to Hack The Box lab offerings.
  • Flexible or hybrid working options.
  • 10% relocation bonus on annual salary for eligible relocation cases.
  • 50% tax reduction on income as part of relocation support.
  • Accommodation support during the first few weeks after relocation.

Interested in this position?

Apply directly on the company website

Apply Now

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