Developed Java/Spring Boot/MVC microservices-based enterprise applications; designed RESTful and SOAP APIs; implemented frontend with modern web technologies; containerized with Docker and deployed on Kubernetes; integrated with CI/CD pipelines using Git and Jenkins.

Software Developer at Techcom Solutions Pte Ltd

September 1, 2023 - Present

Software Developer working on projects for the Housing & Development Board (HDB) in Singapore since September 2023. Developed a Java/Spring Boot/EJB backend with DB2 and REST APIs automating structural inspections for buildings, and modernized UI using JSF, PrimeFaces and React/Redux, cutting report time by 60%. Enabled mobile workflows via IBM API Connect and JAX-RS, improving field efficiency by 35%. Automated certification workflows with Java Batch reducing manual processes by 80%. Developed JSP/Servlet portals for renovation contractor management, integrating real-time contractor verification and reducing onboarding time by 40%. Upgraded open space booking system using JSP, Servlet, and JSTL, cutting admin workload by 30%. Built scalable JAX-RS APIs with IBM API Connect for real-time facility bookings via mobile apps, enhancing UX with jQuery and AJAX to increase resident engagement by 25%.

Software Engineer at Quantum Systems Private Limited

December 1, 2022 - August 21, 2025

Software Engineer from January 2019 to December 2022 in India. Built an automated HR management system (HRMS) using Java/Spring Boot (microservices) with MySQL backend and React/Redux frontend with REST APIs, reducing processing time by 40%. Deployed via Docker and Git; used Swagger for API documentation; cut HR delays by 50%. Enabled real-time self-service attendance, leave, and payroll with HTML/CSS/JavaScript UI. Engineered a HIPAA-compliant healthcare platform (ERIS) for RadLink Singapore using Java Spring Boot microservices, MySQL, REST APIs backend, and React/Redux frontend. Streamlined patient registration, appointments, EMR, and billing workflows, enhancing efficiency by 40%. Implemented DICOM/Nipro config for medical imaging and HL7/RabbitMQ for secure data exchange enabling real-time scan tracking. Containerized apps with Docker, managed via Git, documented APIs with Swagger, maintaining strict healthcare data privacy. Developed a resume portal management system automating SN