Senior Backend Java Engineer – API & Architecture
optimum solutions (singapore) pte ltd · Singapore, Singapore ·
- Seniority
- Senior
- Category
- Backend
A senior backend engineer designs, builds, and maintains RESTful services using core Java and Spring Boot, tackling multi-database persistence, asynchronous processing, and scalable backend architecture. Day-to-day work emphasizes clean code, JUnit testing, code reviews, and solid OO and functional programming practices.
Optimum Solutions Singapore Pte Ltd is seeking an experienced Backend Java Developer with strong core Java and API design expertise to design, build, and maintain RESTful services.
You will work with Spring Boot, tackle multi-database persistence, asynchronous processing, and ensure robust, scalable backend architecture. The role emphasizes clean code, testing (JUnit), code reviews, and solid OO and functional programming practices across the stack.