• Developed and enhanced Aplikasi Klinik Pintar features • Implemented integration of BPJS P-Care Medicine and KYC SATUSEHAT.• Transitioned the storage service from Node.js to Golang, significantly boosting performance and scalability.• Merged and refactored two core backend services, optimizing codebase maintainability and cutting cost.• Resolved urgent technical issues through rigorous technical troubleshooting to maintain uninterrupted service.• Implemented thorough unit tests, optimizing code reliability. Also, wrote concise API documentation for effortless integration• Fostered collaboration across tech teams, consistently pushing for and achieving enhanced software quality.