You will get complete full stack web application using MERN stack | Full Stack Developer
Project details
Are you looking for a professional Full Stack Developer to build your web application? You are in the right place.
I will create a modern, fast, and responsive web application based on your requirements. I specialize in full stack development using technologies like React, Node.js, and databases. Whether you need a simple website, a custom web app, or a business solution, I can help you build it from start to finish.
I focus on clean code, user-friendly design, and strong backend performance. I can also integrate APIs, build dashboards, and create scalable systems.
What you will get:
✔️ Full stack web development (frontend + backend)
✔️ MERN stack (MongoDB, Express, React, Node.js)
✔️ Responsive and mobile-friendly design
✔️ REST API development and integration
✔️ Secure authentication system
✔️ Database setup and management
✔️ Bug fixing and performance optimization
I ensure clear communication, timely delivery, and high-quality work.
I am committed to delivering high-quality, reliable, and scalable web solutions that match your needs.
Let’s build your project together.
I will create a modern, fast, and responsive web application based on your requirements. I specialize in full stack development using technologies like React, Node.js, and databases. Whether you need a simple website, a custom web app, or a business solution, I can help you build it from start to finish.
I focus on clean code, user-friendly design, and strong backend performance. I can also integrate APIs, build dashboards, and create scalable systems.
What you will get:
✔️ Full stack web development (frontend + backend)
✔️ MERN stack (MongoDB, Express, React, Node.js)
✔️ Responsive and mobile-friendly design
✔️ REST API development and integration
✔️ Secure authentication system
✔️ Database setup and management
✔️ Bug fixing and performance optimization
I ensure clear communication, timely delivery, and high-quality work.
I am committed to delivering high-quality, reliable, and scalable web solutions that match your needs.
Let’s build your project together.
Programming Languages
HTML & CSS, JavaScript, TypeScriptCoding Expertise
Cross Browser & Device Compatibility, Performance Optimization, DesignWhat's included
| Service Tiers |
Starter
$300
|
Standard
$730
|
Advanced
$1,400
|
|---|---|---|---|
| Delivery Time | 5 days | 14 days | 30 days |
Number of Revisions | 3 | 5 | Unlimited |
Number of Pages | 5 | 12 | 23 |
Design Customization | |||
Content Upload | |||
Responsive Design | |||
Source Code |
Optional add-ons
You can add these on the next page.
Fast Delivery
+$50 - $140
Additional Revision
+$100
Additional Page
(+ 1 Day)
+$120Frequently asked questions
5 reviews
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DL
Daksha L.
Apr 7, 2026
Build Responsive React Website (3–4 Pages) with Lead Capture
Exceptional full-stack developer. He delivered outstanding work on both Next.js frontend and Node.js backend, exceeding expectations in terms of quality, performance, and attention to detail. Communication was seamless, proactive, and highly professional throughout the project. What really stood out was his ability to take full ownership and suggest improvements that significantly enhanced the final product. Reliable, skilled, and easy to work with I would definitely hire him again and highly recommend him for any serious development work
RG
Robert G.
Mar 26, 2026
Full-Stack Developer (Supabase & lovable.dev)
Got the job done as described. Thanks!
VP
Vijay P.
Aug 20, 2025
Need React + Tailwind Developer for Single Page
The freelancer did an excellent job! Very professional, responsive, and delivered everything on time with great quality. Highly recommended.
DB
Dave B.
Aug 2, 2025
AI ChatBot website landing page for specific water conditioning industry.
CC
Csw C.
Jul 24, 2025
Nodejs React Signup, Signin to Dashboard/Home + Documentation
About Harsh
Senior Full Stack SaaS Developer | Node.js, Next.js, AI, AWS
81%
Job Success
Surat, India - 7:26 pm local time
I help startups and businesses build production-ready SaaS products, AI integrations, scalable APIs, automation systems, and modern web applications that are fast, secure, scalable, and built for real growth.
From MVP development to enterprise-scale architecture, I deliver clean, maintainable solutions with strong focus on performance, scalability, and long-term product success.
⚡ 𝗪𝗵𝗮𝘁 𝗜 𝗕𝘂𝗶𝗹𝗱
✅ SaaS Platforms - multi-tenant systems, RBAC, admin dashboards, subscription platforms, scalable architectures
✅ AI-Powered Applications - OpenAI integrations, GPT-4 apps, RAG systems, AI chatbots, AI agents, workflow automation
✅ Scalable Backend Systems - Node.js, NestJS, REST APIs, GraphQL APIs, microservices, event-driven architecture
✅ Modern Frontends - React.js, Next.js, TypeScript, Tailwind CSS, responsive UI/UX
✅ Cloud & DevOps Infrastructure - AWS, Docker, CI/CD pipelines, DigitalOcean, Nginx, Linux server management
✅ Real-Time Applications - WebSockets, live dashboards, notifications, streaming systems
✅ Payment Systems - Stripe subscriptions, billing flows, webhooks, secure payment integrations
⚡ 𝗧𝗲𝗰𝗵 𝗦𝘁𝗮𝗰𝗸
🔹 Frontend: React.js, Next.js, TypeScript, Tailwind CSS, Vue.js
🔹 Backend: Node.js, Express.js, NestJS, Python
🔹 Databases: PostgreSQL, MongoDB, MySQL, Redis, Firebase
🔹 Cloud & DevOps: AWS, Docker, CI/CD, DigitalOcean, Nginx, Linux
🔹 AI & Automation: OpenAI API, GPT-4, RAG Pipelines, AI Chatbots, Workflow Automation
⚡ 𝗪𝗵𝘆 𝗖𝗹𝗶𝗲𝗻𝘁𝘀 𝗪𝗼𝗿𝗸 𝗪𝗶𝘁𝗵 𝗠𝗲
✔️ Production-grade, scalable code architecture
✔️ Strong communication & proactive updates
✔️ Fast understanding of existing codebases and legacy systems
✔️ Clean, maintainable, long-term development practices
✔️ Independent problem-solving without micromanagement
✔️ Product-focused mindset with startup experience
✔️ Reliable delivery with attention to performance and scalability
I don’t just complete development tasks, I help businesses build scalable digital products that can grow confidently.
If you need a developer who understands both technology and product thinking, and can contribute beyond implementation, let’s connect.
#FullStack SaaS Developer #AI Developer #SaaS Developer #Node.js Developer #Next.js Developer #React Developer #TypeScript Developer #OpenAI Developer #GPT-4 Developer #AI App Developer #MERN Stack Developer #Backend Developer #API Developer #NestJS Developer #AWS Developer #Cloud Architect #Web Application Developer #SaaS MVP Developer #Startup Developer #Stripe Integration #PostgreSQL #MongoDB, REST API #GraphQL API #AI Chatbot Developer #RAG System Developer #Automation Developer #DevOps Engineer #Docker #CI/CD #Real-Time Applications #Scalable Systems #Enterprise Applications
Steps for completing your project
After purchasing the project, send requirements so Harsh can start the project.
Delivery time starts when Harsh receives requirements from you.
Harsh works on your project following the steps below.
Revisions may occur after the delivery date.
Understand your requirements and goals
Plan the structure and design