ENGINEERING DIGITAL
PRODUCTS THAT WORK.

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The Founder

I'm Eshaan Roy, CEO of QuadCore and a Full Stack Developer. My work bridges the gap between high-end digital design and bulletproof scalable architecture. I believe the best applications not only function flawlessly under load, but also feel inherently alive to the user.

Based in Kolkata, India. Currently pursuing B.Tech in CSE.

Technical Stack

Frontend

  • React / Next.js
  • TypeScript
  • SCSS Modules
  • Tailwind
  • GSAP
  • Framer Motion
  • Zustand
  • Three.js

Backend

  • Node.js
  • Express
  • Django
  • Python
  • REST APIs
  • GraphQL
  • WebSockets
  • JWT Auth

Infrastructure

  • AWS EC2
  • AWS S3
  • RDS
  • PostgreSQL
  • DynamoDB
  • Nginx
  • Docker
  • Vercel
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BEYOND JUST CODE.

True engineering isn't just writing scripts that execute without errors. It's about architecting scalable systems that endure over time, wrapping them in interfaces that people actually want to use, and delivering performance that feels instantaneous. The intersection of design precision and backend reliability is where great products live.

FAQ

Yes, I'm currently open for select freelance projects. If you have an exciting concept or need a robust technical architecture, let's talk.