Jun 2024 – Present · 1 yr 9 mos · Coimbatore, Tamil Nadu, India · On-site

• Enhanced an agency management platform by enabling users to efficiently handle invoices, receive payments, and interact with clients through an integrated chat system. Implemented real-time communication using WebSockets (Socket.io) to power instant messaging between users. Optimized financial transactions by integrating and managing Stripe APIs for payments, cancellations, refunds, and automated billing. Strengthened security by implementing Multi-Factor Authentication (MFA) for user authentication. Engineered a dual-database architecture for improved scalability. Integrated SendGrid for automated email workflows. Developed a dynamic front-end using React.js and Material-UI (MUI). Built and optimized backend services. Implemented API error handling and logging for better debugging and system stability. Improved system performance and maintainability by following best practices in Agile development, OOP principles, and API design. Implemented RabbitMQ as a Docker container for queue-based email sending, ensuring efficient handling of email delivery. Developed SendGrid webhooks from scratch to track email statuses such as delivered, bounced, opened, and processed. Integrated AWS SES webhooks using SNS to monitor email events like delivery, opens, and bounces. Configured AWS SES for email sending, implemented domain verification via DNS, and validated credentials using sockets to prevent email bounces. Developed a Git pre-commit hook to prevent unintended deletion or modification of Prisma migration files, ensuring database integrity.