MERN Stack Developer Tech Mahindra
Worked as a core member of a globally distributed 10-person Agile Scrum team on TESS, Verizon's third-party sourcing and contracts system. Contributed across the full development lifecycle using React.js, Node.js, Express.js, MongoDB, Redux, and Redux Toolkit to support supplier sourcing, bidding, and contract approval workflows. Used Jira for backlog management, task prioritization, sprint tracking, and on-time delivery.
Developed and maintained RESTful APIs, collaborated with engineers to validate APIs through Swagger and Postman, and resolved SQL data defects. Built reusable React component libraries, reduced code duplication by 40%, migrated legacy frontend code to TypeScript, and improved Core Web Vitals by reducing LCP by 1.5 seconds through lazy loading and image compression. Achieved a 99% high-priority Jira ticket resolution rate per sprint.
Designed and integrated an LLM-powered customer support chatbot using Google Cloud Vertex AI and a Node.js backend, enabling natural-language support for suppliers and internal users. Also delivered full-stack features for a Telefónica telecommunications application, supporting scalable frontend components and reliable frontend-to-microservice communication.