[Hiring] Java Developer @Whirr Crew

Role Description

• Design, develop and maintain backend services and APIs using Java
• Build scalable, secure and high-performance backend architectures
• Integrate internal and external systems via RESTful APIs and messaging services
• Collaborate closely with Frontend, Product Management, DevOps and Architecture teams
• Write clean, testable and maintainable code following best practices
• Participate in code reviews, technical discussions and architectural planning
• Work in an agile environment (Scrum/Kanban)

Qualifications

• Several years of hands-on experience as Backend Developer / Java Developer
• Strong expertise in Java (Java 11+), incl. Spring or Spring Boot
• Solid knowledge in:
  • REST APIs / microservices
  • Relational and/or NoSQL databases (e.g., PostgreSQL, MySQL, MongoDB)
  • Build & dependency management tools (Maven, Gradle)
  • Version control (Git)
• Experience with:
  • CI/CD pipelines (e.g., GitLab CI, Jenkins)
  • Cloud environments (AWS, Azure, or similar) — a plus
  • Container technologies (Docker, Kubernetes) — nice to have
• Strong problem-solving skills, structured way of working, ownership mindset
• Good English skills for international collaboration

Requirements

• Location: Hungary, (remote and occasional travel to Budapest or Budaörs)
• Workload: Full-time
• Language: English (Hungarian a plus)
• Start: ASAP
• Duration: B2B, 6 months (option of extension)
• The candidate has to reside in Hungary