You will get Backend Developer (Node.js, Express, MongoDB) | Full Stack Developer

Vatsal V.Status: Offline
Vatsal V. Vatsal V.
5.0
Rising Talent

Let a pro handle the details

Buy Web Programming Bug Fixes services from Vatsal, priced and ready to go.
Vatsal V.Status: Offline
Vatsal V. Vatsal V.
5.0
Rising Talent

Let a pro handle the details

Buy Web Programming Bug Fixes services from Vatsal, priced and ready to go.

Project details

I help startups and businesses build secure, high-performance backend systems using Node.js, Express.js, and MongoDB—so your application runs smoothly and scales without breaking.
Instead of messy, hard-to-maintain code, you get a clean, structured backend built for long-term growth.

💼 What I can help you with:
Backend development using Node.js & Express.js (REST APIs, routing, middleware)
Scalable API development for web apps, SaaS platforms, and dashboards
MongoDB database design optimized for performance and real-world queries
Authentication systems (JWT, roles, permissions, secure access)
Third-party API integrations (Stripe, CRMs, email services, etc.)
Fixing, optimizing, or refactoring existing Node.js/MERN projects

⚙️ Tech Stack:
Node.js | Express.js | MongoDB | React | REST APIs | JWT Auth

✅ What makes my work different:
Clean and maintainable code (easy for future developers)
Scalable architecture (no need for constant rewrites)
Proper error handling & logging

Whether you need a backend from scratch or want to improve an existing system, I ensure your project is stable, secure, and ready to grow.
👉 Let’s discuss your project — I’m available for a quick call anytime.
Programming Languages
HTML & CSS, JavaScript, TypeScript
Coding Expertise
Cross Browser & Device Compatibility, Performance Optimization, Security
What's included
Service Tiers Starter
$100
Standard
$150
Advanced
$200
Delivery Time 7 days 14 days 20 days
Number of Revisions
236
Bug Investigation
Fix Documentation
Detailed Code Comments

Frequently asked questions

5.0
2 reviews
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SK

Sethu K.
5.00
Apr 7, 2026
Part-Time React JS Developer Needed Mr, Vatsal did a good job for India Weddings Matrimony, Thanks Vatsal

KG

Krish G.
5.00
Jan 28, 2026
Expert Full Stack Developer needed Working with Vatsal was a fantastic experience! They delivered high-quality work on time and exceeded my expectations. Their professionalism and attention to detail made the project a success. Highly recommend!
Vatsal V.Status: Offline

About Vatsal

Vatsal V.Status: Offline
Full Stack Developer (React, Next.js, Node.js) | AI & SaaS Apps
100% Job Success
5.0  (2 reviews)
Surat, India - 5:17 pm local time
I build fast, scalable, and high-performance web applications using React.js, Next.js, and Node.js, with a strong focus on full stack development. Specialized in SaaS platforms and AI-powered web applications.

Hi, I’m Vatsal — a Full Stack Developer with 2+ years of experience helping startups and businesses turn ideas into modern, production-ready web applications. I focus on building clean, scalable systems that are optimized for performance, security, and long-term growth.

I have hands-on experience developing SaaS products, AI-integrated applications, and full-stack platforms using modern technologies. Whether it’s building from scratch or improving an existing system, I ensure efficient architecture and smooth user experience.

- Why Founders Choose Me:
I help startups scale by building premium web applications with an AI-first approach. As a Full Stack Developer, I use Next.js, Tailwind CSS, and modern backend technologies to architect robust systems designed for growth, performance, and long-term ROI.

What I Can Help You With:
• Full Stack Web Development (Frontend + Backend)
• React.js & Next.js Development (SSR, performance optimization)
• Node.js & API Development (REST, GraphQL)
• SaaS Application Development
• AI Integration (OpenAI, automation, chatbots)
• Database Design (MongoDB, PostgreSQL, Supabase)
• Authentication & Security (JWT, OAuth)
• Bug Fixing, Optimization & Scaling

- Tech Stack:
React.js, Next.js, JavaScript, TypeScript
Node.js, Express.js, Nest.js
MongoDB, PostgreSQL, Supabase
Tailwind CSS, REST APIs, GraphQL
AWS, Vercel, Docker

I write clean, maintainable code and follow best practices to deliver reliable and scalable applications. My goal is not just to build features, but to create solutions that bring real value to your business.

✔ Clean & scalable architecture
✔ Fast, responsive, and SEO-friendly apps
✔ Clear communication & on-time delivery
✔ Long-term support and collaboration

📩 Ready to build your project? Send me a message or invite me — I respond quickly.

🔧 EXPERTISE:
Full-Stack Development | Next.js | React | Supabase | Tailwind CSS | AI Integration | AI Implementation | PostgreSQL | API Design | SaaS | MVP Development | Scalable Architecture | UI/UX Design'

✅ Keywords:
Full Stack Developer | Senior Full Stack Developer | SaaS Platform Developer | MERN Stack Developer | React.js Development | Next.js Development | Node.js Backend Development | TypeScript Applications | API Integration Specialist | Supabase Developer | PostgreSQL Developer | MongoDB Developer | JavaScript Expert | Dashboard & Admin Panel | Marketplace Developer | Internal Tools | Booking Systems | eCommerce Solutions | Performance Optimization | Ongoing Product Support

Steps for completing your project

After purchasing the project, send requirements so Vatsal can start the project.

Delivery time starts when Vatsal receives requirements from you.

Vatsal works on your project following the steps below.

Revisions may occur after the delivery date.

Planning & Requirements

I start by understanding your business goals, required features, and technical needs. Based on this, I design a scalable and secure backend architecture tailored to your project.

Development & Integration

I build high-performance APIs, set up the database, implement authentication, and integrate third-party services like payments or external APIs to ensure everything works seamlessly.

Review the work, release payment, and leave feedback to Vatsal.