Backend Engineer (Java / Spring Boot) + DevOps

Wasilah is building a modern, scalable service platform and is seeking a Backend Engineer to develop and maintain backend microservices using Java and Spring Boot. The role also involves database design, API development, DevOps support, CI/CD, testing, monitoring, reliability, and architectural improvements to help scale the platform.

Responsibilities:

• Design, develop, and maintain backend micro-services using Java and Spring Boot
• Work with Postgres (and potentially other DB technologies) — design schemas, ensure performance and reliability
• Implement APIs and internal services, ensure clean architecture, extendibility and testability
• Support devops tasks: containerize applications (Docker), deploy/manage within Kubernetes environment (K8s)
• Contribute to CI/CD pipelines, automation, testing frameworks, monitoring and reliability
• Be part of architectural decisions, propose solutions, introduce improvements and help the platform scale

Requirements:

• Strong experience with Java and Spring Boot (production services)
• Good knowledge of relational databases (Postgres preferred) and data modelling
• Experience or strong interest in DevOps/Platform: Docker, Kubernetes, CI/CD pipelines
• Ability to write clean, maintainable, testable code. Familiarity with unit/integration testing frameworks
• Startup mindset: entrepreneurial, self-motivated, willing to take initiative and push for improvements
• Good communication skills in English
• Part-time availability (e.g., ~20-30 h/week) on fixed contract, with option for permanent role
• Bonus: German