Full-Stack Developer (Freelance) UpWork
Designed and implemented RESTful APIs in Java using Spring Boot, enabling secure CRUD operations with JWT-based auth. Practiced TDD to write clean, maintainable and thoroughly tested code. Dockerized back-end services and mock environments deployed on AWS ECS for client feedback and QA testing. Collaborated on Agile sprints: planning, retrospectives, pair programming, and async code reviews via GitHub.