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I will do full stack web development and custom website development as a web developer
Sumit S
About this gig
Looking for a reliable full stack developer for your website development or web application project? You're in the right place.
I'm Sumit, 14+ years experience, 500+ projects delivered. I build fast, modern, responsive websites and web apps using React, Node.js, MongoDB, and Express (MERN).
What you'll get: Custom websites and landing pages Full stack web application development Front end and back end development SaaS platforms, admin panels, and CRM systems REST API development and integrations Database design and integrations (Stripe, Firebase) Responsive, mobile-first design
I follow best practices including GDPR compliance, W3C standards, secure coding, and performance optimization, so your product is fast, secure, and built to scale.
From simple websites to complex web apps, I deliver clean, maintainable code across fintech, e-commerce, healthcare, SaaS, and more.
Why work with me: Clean, documented, maintainable code Daily updates and clear communication Deployment and post-delivery support included 14+ years across 500+ projects
Message me with your details before ordering. I'll give you an honest timeline and quote.
Get to know Sumit S
Sumit S
AI Mobile App Development I AI Software Development I Full Stack Web Development
- FromIndia
- Member sinceMar 2026
- Avg. response time1 hour
- Last delivery3 weeks
Languages
Hindi, English
Hi, I'm Sumit, a full stack developer with 14+ years of experience and 500+ projects delivered for clients across the US, UK, UAE, and India.
What I build:
- Web apps and SaaS platforms (React, Node.js, MERN)
- Mobile apps, native and cross-platform (React Native, Flutter)
- AI-powered products (OpenAI, ChatGPT, REST APIs)
App experience: fitness, dating, food delivery, taxi booking, fintech, and e-commerce, from MVPs to production scale.
What you get: clean code, clear communication, honest timelines. On time, on budget.
Message me, I usually reply within minutes.
My Portfolio
Other Software Development Services I Offer
FAQ
What kind of websites and web apps can you build?
I build custom websites, landing pages, full stack web applications, SaaS platforms, admin dashboards, CRM systems, and e-commerce sites using React, Node.js, MongoDB, and Express (MERN).
Do you handle both front end and back end development?
Yes. I'm a full stack developer, so I handle everything from the front end (UI/design) to the back end (server, database, APIs). One developer for your complete project.
: Do you sign NDAs?
Absolutely. I'm happy to sign an NDA before we begin. Your project details and idea stay completely confidential.
Can you help plan my project before development?
Yes. I offer project planning, feature scoping, and architecture guidance before development begins. Message me and we can discuss your website or web app before you order.
What technologies do you use for web application development?
My core stack is React, Node.js, MongoDB, and Express (MERN). I also work with Next.js, Vue.js, Firebase, and REST APIs depending on your project requirements.
How long does custom web application development take?
A starter website takes about 7 days. A full stack web application takes 14 days. A complete web solution with admin panel and deployment takes around 28 days. Message me for an accurate timeline
Is my website secure and built to standards?
Yes. I follow best practices including GDPR compliance, W3C web standards, secure coding, and performance optimization, so your site is fast, secure, and reliable.
Can you work on my existing website or web app?
Yes. I can redesign, debug, improve, or add new features to an existing website or web application. Send me access and I'll review it before we start.
Do you provide support after delivery?
Yes. I offer post-delivery support to fix any bugs or issues. For ongoing maintenance, updates, and new features, we can discuss a long-term arrangement
