VIDHYA ELANGOVAN

Versatile and detail-oriented Full-Stack Developer with over 7+ years of proven experience in the IT industry, currently serving as a Senior Associate at Cognizant Technology Solutions. Adept at developing high-performing, scalable web applications and RESTful APIs using React, Node.js, and Python, with solid hands-on expertise in PostgreSQL,MSSQL and MongoDB. Engineered and deployed MERN stack applications, leveraging strong backend database expertise to deliver CRM, e-commerce, healthcare, and dynamic, generic solutions Results-driven Senior Software Developer specializing in Fullstack development, API design, and database management. Proven track record in code optimization and backend integration, delivering impactful solutions that enhance system performance.

• AWS Fundamentals
• Node JS advanced concepts
• React Hooks
• Webpack
• Python

• RJR Reynolds - PACE, Jan 25 - Present, US

Constructed Databricks drizzle queries, implemented discount rate calculation logic, and created jobs using Python and API integration, playing a key role as a senior software engineer, worked on a monorepo, coordinated the testing team, and guided frontend developers in integrating with database services.

• Mars Digital Operations and Mars Fish Care, July 2023 to January 2025, UK

Managed front-end and back-end teams, leading end-to-end development of APIs for secure user data retrieval with validation, encryption, CDP integration, instant win logic, SMS services, and compliance checks, supporting multi-market sweepstakes. Acted as a Senior Full-Stack Developer, directly coordinating with managers and the TCS team, overseeing operations, mentoring developers, and guiding the team through delivery. Designed and implemented a reusable, generic framework for the Mars operations team, reducing development time by 80%.

• Walgreens, June 22 - April 23, US

Worked on digital customer portal features (refunds, orders, fax images), maintained server APIs, and performed unit testing Played as a senior full-stack developer Integrated API endpoints for processing third-party responses and liaised with managers. Optimized code structure, enhanced reusable components, and improved standards.

• Brook, Apr 21 - Mar 22, UK

Expanded STI and pregnancy test kit tools, with detailed test data management, covering the Brook Signposting Tool, Chatbot, Admin Dashboard, and STI Form, played a key role as a full stack developer, built the frontend and backend for four sites, led the UI team, and implemented generic functionalities, cutting development time by 40%.

• Maia and Amity, July 20 - March 22, UK

Improved dynamic questionnaires and managed admin and patient roles in this healthcare project, played a key role as a full stack developer. This product was devised as a general solution for creating healthcare portals, reducing development time by 50%, and coordinated with the UK team and lead...

• PHR Projects, July 2020 to December 2022, UK

Built personal health record modules with patient creation, role management, and API integration, full stack developer for multiple PHR and related projects, reduced 30% of development time.

• E-Sign, June 19 to February 20, Pondicherry

Integrated template formats for HR portals and official documents played a key role as a senior software developer, delivering projects independently, and integrated frontend and backend using React and Redux, reducing organizational costs by 40%.

• English
• Tamil, Native
• English, Proficient