Senior Backend Engineer, Java/Spring SaaS APIs
Summary
KitaLulus is hiring a senior backend engineer in Jakarta to design, build, and maintain RESTful APIs for a multi-tenant SaaS platform using Java/Spring. The role owns the data layer across MySQL, SQL Server, and PostgreSQL, and includes hardening tenant isolation, refactoring legacy services, testing, and OpenAPI documentation.
KitaLulus is seeking a senior backend engineer in Jakarta to design, build, and maintain RESTful APIs powering a multi-tenant SaaS platform. You will own the data layer end to end with MySQL, SQL Server, and PostgreSQL, and you will harden tenant isolation and security while shipping robust, scalable services.
You will refactor legacy services into well-bounded components, write tests and reviews, document API contracts with OpenAPI, and collaborate with front-end developers working in