Software Developer based in Chennai, building modern web experiences.
Enthusiastic full-stack developer skilled in MERN/MEAN, passionate about emerging tech, and experienced in shipping scalable, reliable products.
• Frontend revamp improved engagement by 30%
• QA + testing reduced bugs by 40%
• Redesign increased retention by 25%
• Backend optimization cut downtime by 40%
Skills & Badges
Core technologies and platforms
Experience
Impact and responsibilities
- Developed scalable MERN applications and improved user engagement by 30% via frontend revamp.
- Integrated Meta Ads and Google Ads APIs for campaign tracking.
- Implemented Jest and Mocha, reducing bugs by 40%.
- Optimized backend queries, reducing downtime by 40%.
- Best Performer Award; redesign increased retention by 25%.
- Built frontend and backend features using MERN.
- Collaborated with designers to create responsive interfaces.
- Improved QA efficiency; cut bug resolution time by 40%.
- Mint360 project: scalable API design and AWS deployment pipelines.
- Enhancing reliability and implementing MERN/MEAN solutions for high-traffic modules.
Projects
Selected work

An AI-powered MERN application that automates the creation, scheduling, and delivery of personalized newsletters.

Integrated Facebook, Instagram, and LinkedIn APIs for automation and analytics. Enabled social login, sharing, and real-time updates.

Dynamic restaurant website with menu management, order tracking, and responsive design.
Contact
Let’s build something great
Name: Jayasai Nagarajan
Title: Software Developer
Location: Chennai, India
Email: [email protected]
Phone: +91 9566540048