Migrated the legacy service developed by ruby on rails to Golang, improving efficiency and performance. Transitioned the authentication system from session-based to JWT for enhanced security and scalability.Designed and developed RESTful APIs, integrated with Swagger for easy front-end collaboration, improving development speed.Created and managed functions using AWS Lambda, enabling efficient and cost-effective execution of backend processes.Refactored Golang project to improve maintainability, reducing code complexity, and optimizing for a growing user base.Built and managed Dockerized environments for development and production, ensuring smooth CI/CD pipelines using GitHub Actions.Led database schema design and normalization, improving query performance.Developed and executed unit tests for domain logic, and performed end-to-end testing for a comprehensive quality assurance process.Identified and proposed modifications to improve the architecture and design of the existing system, addressing inefficiencies and enhancing overall performance.

Develop the content management system and promotion site in typescript..Design the project structure by using domain driven design and monorepo.