Sai  ·  Senior MERN Stack Developer  ·  5+ yrs

Mid-Level
5+ years experienceonsite
Available within 48 hrs

Proof of scale

20–30% performance improvement
20–30% performance improvement

About Sai

Saiteja is a Full Stack Developer with 5+ years of experience specializing in the MERN stack. He has a strong track record of developing scalable web applications and optimizing performance.

5+ years of commercial experience in

Automotive

Skills(20)

ReactNode.jsMongoDBJavaAWSHTMLCSSJavaScriptReduxNextNodeExpressSpringTailwind CSSSQLWebsocketsBootstrapMERN StackJWTREST APIs

Why hire Sai?

Production deploy authorityCode reviewerBuilt applications from scratch

Developed full-stack applications using the MERN stack, enhancing user experience.

Implemented JWT-based authentication for secure user access and data protection.

Optimized API performance, achieving a 20–30% improvement in response times.

Participated in Agile/Scrum methodologies, contributing to sprint planning and execution.

Cross-stack MERN + Spring Boot

Real-time WebSocket experience

Project highlights(3)

E-commerce Web Application – Full Stack Developer

Overview: Developed a full-stack e-commerce web application that allows users to browse, purchase, and manage fruit orders with secure authentication and optimized performance. Responsibilities: Designed and implemented RESTful APIs using Node.js and Express.js, integrated JWT-based authentication, built dynamic UI components using React.js and Next.js, and optimized API performance.

HTMLCSSJavaScriptReactReduxNextNodeExpressMongoDBAWS

Car Comparison Web Application – Full Stack Developer

Overview: Developed a Java-based full-stack web application that enables users to compare multiple car models side-by-side. Responsibilities: Developed frontend using Next.js and React, implemented SSR for improved SEO, created RESTful APIs, and integrated WebSocket connections for real-time updates.

JavaSpringHTMLTailwind CSSJavaScriptReactNextSQLWebsocketsAWS

Internal Web Application Development – Full Stack Developer

Overview: Developed and maintained scalable internal and client-based web applications. Responsibilities: Developed applications using Next.js and the MERN stack, integrated REST APIs, and managed CRUD operations.

HTMLCSSJavaScriptBootstrapMERN StackNextMongoDBJWTREST APIsAWS

Industry experience

Automotive

3 projects
  • •E-commerce Web Application— Full Stack DeveloperHTML · CSS · JavaScript · React +6
  • •Car Comparison Web Application— Full Stack DeveloperJava · Spring · HTML · Tailwind CSS +6
  • •Internal Web Application Development— Full Stack DeveloperHTML · CSS · JavaScript · Bootstrap +6

Ready to work with Sai?

Schedule an interview and onboard within 48 hours. No long hiring cycles.

At a Glance

Experience5+ years
Work modeonsite
Starting from₹1.8 L/mo
Direct hirePossible
Start within48 hours
From₹1.8 L/ month

Single contract. No agency markup confusion.

Typically responds within 4 business hours.

5-day replacement guarantee
48-hour onboarding, single invoice
Direct chat — no recruiter middleman
Seniority signals
Owns production deploysGreenfield architectSystem ownerCode reviewer
VerifiedVetted by Witarist
Technical skills assessed & verified
Background & identity checked
English communication verified
Ready to onboard in 48 hours

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Sai

Full Stack Developer