Sham Melbin

Full Stack Developer with 3 years of experience building and maintaining web applications using React.js, Node.js, Express.js, JavaScript, TypeScript, MongoDB, SQL Server, and REST APIs. Experienced in backend development, JWT authentication, database integration, production debugging, large-scale data migration, and cloud deployment using Azure, AKS, Docker, AWS Lightsail.

Software Engineer at AVASOFT (2023-01 – 2025-03)

• Enterprise Migration: Built and maintained enterprise applications using React.js, Node.js, Express.js, SQL Server, and REST APIs, supporting migration workflows across 500+ SharePoint sites.
• Migration Delivery: Contributed to migrating 150+ SharePoint pages, 80+ lists/libraries, and 50 GB of enterprise content including documents, metadata, and permissions.
• Backend Development: Developed secure REST APIs with JWT Authentication for enterprise integrations and protected user workflows.
• Performance & Error Handling: Designed batch-processing mechanisms to handle API throttling, failed requests, retries, and high-volume data processing, improving migration reliability.
• Team Leadership: Coordinated migration activities, tracked project progress, supported issue resolution, and ensured timely execution across multiple migration tasks.
• Cloud & DevOps: Deployed and maintained services using Azure, AKS, Docker, and CI/CD while performing production debugging and root-cause analysis.

Family Care Responsibility at Career Break (2025-04 – 2025-10)

Took a career break to support a family member during a health-related situation and returned to full-time software engineering in November 2025.

Software Engineer at OPTIMISTA (2025-11 – 2026-06)

• Full-Stack Development: Built a QR-Based Attendance and Meeting Management System using React.js, Node.js, Express.js, MongoDB, and REST APIs for 100+ participants.
• Backend APIs: Developed Node.js and Express.js APIs for attendance, meetings, users, and reporting with MongoDB integration and JWT Authentication.
• Deployment: Deployed and maintained backend services using AWS Lightsail, ensuring stable application availability.
• Debugging & Production Support: Resolved frontend, backend, database, and API issues through root-cause analysis, API testing, and application debugging to improve application reliability.

B.E. in Computer Science and Engineering – Panimalar Engineering College (2023)