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𝐋𝐨𝐨𝐤𝐢𝐧𝐠 𝐟𝐨𝐫 𝐚 𝐌𝐄𝐑𝐍 𝐒𝐭𝐚𝐜𝐤 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫 𝐰𝐡𝐨 𝐮𝐧𝐝𝐞𝐫𝐬𝐭𝐚𝐧𝐝𝐬 𝐲𝐨𝐮𝐫 𝐩𝐫𝐨𝐝𝐮𝐜𝐭, 𝐧𝐨𝐭 𝐣𝐮𝐬𝐭 𝐲𝐨𝐮𝐫 𝐜𝐨𝐝𝐞?
You’re in the right place.
Hi, I’m 𝐑𝐮𝐭𝐯𝐢𝐤, a 𝐌𝐄𝐑𝐍 𝐒𝐭𝐚𝐜𝐤 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫 𝐚𝐧𝐝 𝐅𝐮𝐥𝐥 𝐒𝐭𝐚𝐜𝐤 𝐖𝐞𝐛 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫 with over 𝟖 𝐲𝐞𝐚𝐫𝐬 𝐨𝐟 𝐡𝐚𝐧𝐝𝐬-𝐨𝐧 𝐞𝐱𝐩𝐞𝐫𝐢𝐞𝐧𝐜𝐞 building reliable, modern, and scalable web applications.
I work with startups, agencies, and businesses to turn ideas into 𝐫𝐞𝐚𝐥, 𝐰𝐨𝐫𝐤𝐢𝐧𝐠 𝐩𝐫𝐨𝐝𝐮𝐜𝐭𝐬. I handle both 𝐟𝐫𝐨𝐧𝐭-𝐞𝐧𝐝 𝐚𝐧𝐝 𝐛𝐚𝐜𝐤-𝐞𝐧𝐝 𝐝𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭, so everything in your application works smoothly together - from the user interface to the database.
I focus on 𝐜𝐥𝐞𝐚𝐧 𝐜𝐨𝐝𝐞, 𝐜𝐥𝐞𝐚𝐫 𝐜𝐨𝐦𝐦𝐮𝐧𝐢𝐜𝐚𝐭𝐢𝐨𝐧, 𝐚𝐧𝐝 𝐥𝐨𝐧𝐠-𝐭𝐞𝐫𝐦 𝐬𝐨𝐥𝐮𝐭𝐢𝐨𝐧𝐬, not shortcuts.
𝐖𝐡𝐚𝐭 𝐈 𝐂𝐚𝐧 𝐃𝐨 𝐟𝐨𝐫 𝐘𝐨𝐮
→ Build complete 𝐌𝐄𝐑𝐍 𝐬𝐭𝐚𝐜𝐤 𝐰𝐞𝐛 𝐚𝐩𝐩𝐥𝐢𝐜𝐚𝐭𝐢𝐨𝐧𝐬 from scratch
→ Create clean, responsive front-end UI using 𝐑𝐞𝐚𝐜𝐭.𝐣𝐬, 𝐍𝐞𝐱𝐭.𝐣𝐬, 𝐓𝐚𝐢𝐥𝐰𝐢𝐧𝐝 𝐂𝐒𝐒
→ Develop secure and scalable back-end systems using 𝐍𝐨𝐝𝐞.𝐣𝐬, 𝐄𝐱𝐩𝐫𝐞𝐬𝐬.𝐣𝐬, 𝐍𝐞𝐬𝐭𝐉𝐒
→ Design and manage databases using 𝐌𝐨𝐧𝐠𝐨𝐃𝐁, 𝐌𝐲𝐒𝐐𝐋, 𝐏𝐨𝐬𝐭𝐠𝐫𝐞𝐒𝐐𝐋
→ Build and integrate 𝐑𝐄𝐒𝐓𝐟𝐮𝐥 𝐀𝐏𝐈𝐬
→ Fix bugs, improve performance, and refactor existing code
→ Deploy and manage applications using 𝐀𝐖𝐒, 𝐃𝐨𝐜𝐤𝐞𝐫, 𝐚𝐧𝐝 𝐂𝐈/𝐂𝐃 𝐩𝐢𝐩𝐞𝐥𝐢𝐧𝐞𝐬
Whether it’s a 𝐒𝐚𝐚𝐒 𝐩𝐥𝐚𝐭𝐟𝐨𝐫𝐦, 𝐚𝐝𝐦𝐢𝐧 𝐝𝐚𝐬𝐡𝐛𝐨𝐚𝐫𝐝, 𝐛𝐮𝐬𝐢𝐧𝐞𝐬𝐬 𝐰𝐞𝐛𝐬𝐢𝐭𝐞, or 𝐜𝐮𝐬𝐭𝐨𝐦 𝐰𝐞𝐛 𝐚𝐩𝐩𝐥𝐢𝐜𝐚𝐭𝐢𝐨𝐧, I build solutions that are stable, easy to maintain, and ready to grow.
𝐌𝐲 𝐓𝐞𝐜𝐡𝐧𝐢𝐜𝐚𝐥 𝐒𝐤𝐢𝐥𝐥𝐬
𝐅𝐫𝐨𝐧𝐭-𝐄𝐧𝐝:
→ HTML5 | CSS3 | Tailwind CSS | Bootstrap | JavaScript | TypeScript | React.js | Next.js
𝐁𝐚𝐜𝐤-𝐄𝐧𝐝:
→ Node.js | Express.js | NestJS | RESTful API Development
𝐃𝐚𝐭𝐚𝐛𝐚𝐬𝐞𝐬:
→ MongoDB | MySQL | PostgreSQL
𝐓𝐨𝐨𝐥𝐬 & 𝐂𝐥𝐨𝐮𝐝:
→ AWS | Docker | CI/CD | Git
𝐖𝐡𝐲 𝐂𝐥𝐢𝐞𝐧𝐭𝐬 𝐂𝐡𝐨𝐨𝐬𝐞 𝐌𝐞
→ 8+ years of real development experience
→ Clean, readable, and maintainable code
→ Clear communication and regular updates
→ On-time delivery with attention to detail
→ Comfortable working independently or with teams
→ Long-term mindset, not one-time tasks
I take responsibility for my work and treat every project as if it were my own.
𝐇𝐨𝐰 𝐈 𝐖𝐨𝐫𝐤
I start by understanding your requirements clearly.
Then I plan the best approach, build step by step, keep you updated, and deliver a solution you can confidently use and scale.
No confusion. No unnecessary complexity. Just solid development.
𝐋𝐞𝐭’𝐬 𝐖𝐨𝐫𝐤 𝐓𝐨𝐠𝐞𝐭𝐡𝐞𝐫
If you’re looking for a 𝐌𝐄𝐑𝐍 𝐒𝐭𝐚𝐜𝐤 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫 / 𝐅𝐮𝐥𝐥 𝐒𝐭𝐚𝐜𝐤 𝐖𝐞𝐛 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫 who delivers quality work and communicates clearly, I’d be happy to help.
𝐒𝐞𝐧𝐝 𝐦𝐞 𝐚 𝐦𝐞𝐬𝐬𝐚𝐠𝐞 𝐚𝐧𝐝 𝐥𝐞𝐭’𝐬 𝐝𝐢𝐬𝐜𝐮𝐬𝐬 𝐲𝐨𝐮𝐫 𝐩𝐫𝐨𝐣𝐞𝐜𝐭.
✅ 𝐊𝐞𝐲𝐰𝐨𝐫𝐝𝐬:
MERN Stack Developer | Full Stack Developer | Full-Stack Web Developer | React.js Developer | Node.js Developer | Next.js Developer | JavaScript Developer | TypeScript Developer | MongoDB Developer | Express.js Developer | Web Application Developer | REST API Developer | Back-End Developer | Front-End Developer | SaaS Application Developer | Custom Web Application Development | Admin Dashboard Developer | E-commerce Website Developer | Tailwind CSS Developer | Responsive Web Design | Server-Side Development | Database Design & Management | Performance Optimization | Build MERN stack web applications | Full-stack React and Node.js development | Secure backend development using Node.js | MongoDB schema design and optimization | RESTful API development with Express.js | Next.js SSR / SSG website development | SaaS platform development using MERN stack | Deploy web apps on AWS and Docker | Convert Figma designs to React.js | Full-stack web app development from scratch | Scalable web application architecture | High-performance web applications | Clean code & best practices | Microservices architecture | CI/CD pipeline setup | Cloud deployment (AWS, Vercel, Render) | Authentication & Authorization (JWT, OAuth) | Secure API development | Modern web application architecture | MongoDB | MySQL | PostgreSQL | Docker | Git | GitHub | GitLab | Redux | Context API | RESTful APIs | GraphQL | TypeScript Development | SaaS Dashboard Development | Admin Panel Development | CRM System Development | E-commerce MERN Website | Booking / Reservation System | Marketplace Web Application | Real-Time Web Application | Business Automation.
Rutvik S.
has worked
.
$25/hr
100%
Job Success
$10K+ earned
Available now
Offers consultations
Start of list.
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𝐅𝐮𝐥𝐥 𝐒𝐭𝐚𝐜𝐤 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫 | 𝐑𝐞𝐚𝐜𝐭 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫 | 𝐍𝐞𝐱𝐭.𝐣𝐬 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫 | 𝐍𝐨𝐝𝐞.𝐣𝐬 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫 | 𝐌𝐄𝐑𝐍 𝐒𝐭𝐚𝐜𝐤 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫
𝐇𝐞𝐥𝐩𝐢𝐧𝐠 𝐬𝐭𝐚𝐫𝐭𝐮𝐩𝐬 𝐚𝐧𝐝 𝐛𝐮𝐬𝐢𝐧𝐞𝐬𝐬𝐞𝐬 𝐛𝐮𝐢𝐥𝐝 𝐬𝐜𝐚𝐥𝐚𝐛𝐥𝐞 𝐒𝐚𝐚𝐒 𝐩𝐥𝐚𝐭𝐟𝐨𝐫𝐦𝐬, 𝐀𝐈-𝐩𝐨𝐰𝐞𝐫𝐞𝐝 𝐩𝐫𝐨𝐝𝐮𝐜𝐭𝐬, 𝐚𝐧𝐝 𝐜𝐮𝐬𝐭𝐨𝐦 𝐰𝐞𝐛 𝐚𝐩𝐩𝐥𝐢𝐜𝐚𝐭𝐢𝐨𝐧𝐬 𝐭𝐡𝐚𝐭 𝐚𝐫𝐞 𝐫𝐞𝐚𝐝𝐲 𝐟𝐨𝐫 𝐫𝐞𝐚𝐥 𝐮𝐬𝐞𝐫𝐬, 𝐧𝐨𝐭 𝐣𝐮𝐬𝐭 𝐝𝐞𝐦𝐨𝐬.
Over the past 7+ years, I've delivered SaaS platforms, AI-powered applications, CRM systems, marketplace solutions, customer portals, real-time applications, business automation tools, and custom web applications across multiple industries.
As a Full Stack Developer, MERN Stack Developer, React Developer, Next.js Developer, and Node.js Developer, I build scalable, secure, and production-ready software that solves real business problems. I specialize in SaaS Development, Web Application Development, AI Integration, and Scalable Software Architecture that helps businesses grow with confidence.
𝐑𝐄𝐂𝐄𝐍𝐓 𝐄𝐗𝐏𝐄𝐑𝐈𝐄𝐍𝐂𝐄
▪ SaaS Platform Development — Full Stack MERN Developer
▪ Admin Dashboard Development & CRM Development — React Developer
▪ AI-Powered Web Application & AI Integration — Next.js Developer
▪ REST API Development & Backend Development — Node.js Developer
▪ Customer Portal Development & Subscription Billing — Full Stack Developer
𝐖𝐇𝐀𝐓 𝐈 𝐂𝐀𝐍 𝐇𝐄𝐋𝐏 𝐘𝐎𝐔 𝐁𝐔𝐈𝐋𝐃
✔ SaaS Platforms
✔ Startup MVPs
✔ Custom Web Applications
✔ Admin Dashboard Development
✔ Customer Portal Development
✔ eCommerce Stores & Payment/Subscription Systems
✔ CRM Development & Business Management Systems
✔ Real-Time Applications
✔ REST API Development & API Integrations
✔ AI Integration, AI-Powered Features & Chatbots
✔ Workflow Automation Solutions
𝐂𝐨𝐫𝐞 𝐓𝐞𝐜𝐡 𝐒𝐭𝐚𝐜𝐤
𝐅𝐫𝐨𝐧𝐭𝐞𝐧𝐝:
React.js • Next.js • TypeScript • Tailwind CSS • Redux • Framer Motion
𝐁𝐚𝐜𝐤𝐞𝐧𝐝:
Node.js • Express.js • NestJS • REST APIs • GraphQL • WebSockets
𝐃𝐚𝐭𝐚𝐛𝐚𝐬𝐞𝐬:
PostgreSQL • MongoDB • Redis • Prisma
𝐀𝐮𝐭𝐡𝐞𝐧𝐭𝐢𝐜𝐚𝐭𝐢𝐨𝐧 & 𝐒𝐞𝐜𝐮𝐫𝐢𝐭𝐲:
JWT • OAuth • RBAC (Role-Based Access Control)
𝐀𝐈 & 𝐀𝐮𝐭𝐨𝐦𝐚𝐭𝐢𝐨𝐧:
OpenAI • Claude • Gemini • LangChain • LlamaIndex • n8n • Zapier • Make
𝐂𝐥𝐨𝐮𝐝 & 𝐃𝐞𝐯𝐎𝐩𝐬:
AWS • Docker • Vercel • GCP • GitHub Actions • CI/CD
𝐇𝐎𝐖 𝐈 𝐖𝐎𝐑𝐊
→ Clear technical plan within 24 hours of understanding your idea
→ Agile development with working features delivered throughout the project
→ Regular updates via Slack, Zoom, or Loom so you always know the project's status
→ Direct communication with me from start to finish, no subcontracting or handoffs
→ Clean, documented, and maintainable code your team can confidently build on
→ Scalable architecture designed for future growth, not short-term fixes
Whether you need a SaaS platform built from scratch, an MVP to validate your idea, a Customer Portal, an Admin Dashboard, AI-powered functionality, or a Custom Web Application, I can help bring your vision to life as your Full Stack Developer, MERN Stack Developer, React Developer, Next.js Developer, and Node.js Developer.
𝐋𝐞𝐭'𝐬 𝐝𝐢𝐬𝐜𝐮𝐬𝐬 𝐲𝐨𝐮𝐫 𝐩𝐫𝐨𝐣𝐞𝐜𝐭 𝐚𝐧𝐝 𝐭𝐮𝐫𝐧 𝐲𝐨𝐮𝐫 𝐢𝐝𝐞𝐚 𝐢𝐧𝐭𝐨 𝐚 𝐩𝐫𝐨𝐝𝐮𝐜𝐭 𝐮𝐬𝐞𝐫𝐬 𝐥𝐨𝐯𝐞.
Associated with
Techinn360 PVT Ltd
$400+
earned
$25/hr
100%
Job Success
$80K+ earned
Offers consultations
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Top Rated Plus Full-Stack & Mobile App Developer with $80K+ earnings and 100 percent Job Success on Upwork. I specialize in building scalable SaaS platforms, AI-powered applications and cross-platform mobile apps using Next.js, React, React Native, Node.js, Supabase, PostgreSQL and AWS. I help startups and enterprises build production-ready products from MVP to scale.
🌟 𝑨𝒃𝒐𝒖𝒕 𝑴𝒆:
With 8 years of rich experience in Web Development, I have honed my skills working both individually and as part of a dynamic team. My ultimate goal is to exceed client expectations by delivering top-notch, quality work. Your satisfaction is my priority! 🎯
💼 𝑴𝒚 𝑬𝒙𝒑𝒆𝒓𝒕𝒊𝒔𝒆:
🌐 𝑭𝒓𝒐𝒏𝒕𝒆𝒏𝒅 𝑻𝒆𝒄𝒉𝒏𝒐𝒍𝒐𝒈𝒊𝒆𝒔:
Next Js
React.js
React Native
HTML/CSS
Shadcn/Tailwind
Bootstrap
JavaScript
jQuery
🔧 𝑩𝒂𝒄𝒌𝒆𝒏𝒅 𝑻𝒆𝒄𝒉𝒏𝒐𝒍𝒐𝒈𝒊𝒆𝒔:
Symfony (v3, v4, v5)
Laravel
Node.js
Express.js
Core PHP
🗄️ 𝑫𝒂𝒕𝒂𝒃𝒂𝒔𝒆𝒔:
Prisma
Supabase
PostgreSQL
MySQL
MongoDB
☁️ 𝑩𝒂𝒄𝒌𝒆𝒏𝒅 𝑺𝒆𝒓𝒗𝒊𝒄𝒆𝒔:
Vercel
AWS
Azure
Railway
Firebase
🔗 API Development: Proficient in creating robust APIs using the above technologies.
📱 Mobile App Development:
React Native
Expo
Cross-Platform App Development (iOS & Android)
Push Notifications
In-App Purchases & Subscriptions
Firebase & Supabase Integration
REST API Integration
💳 𝑷𝒂𝒚𝒎𝒆𝒏𝒕 𝑮𝒂𝒕𝒆𝒘𝒂𝒚 𝑬𝒙𝒑𝒆𝒓𝒕:
Stripe
PayPal
Razorpay
Lemonsqueezy
Coinbase
Checkout
Paygets
Payspace
Wonderland
Oppey
Max Pay
Adyen
Securionpay
Trustpay
🛍️ 𝑺𝒉𝒐𝒑𝒊𝒇𝒚 𝑺𝒑𝒆𝒄𝒊𝒂𝒍𝒊𝒔𝒕:
Custom Theme Development
Shopify Liquid Expertise
App & API Integrations
Checkout Page Customization
Conversion-Focused Product Pages
🤖 𝑨𝑰 𝑰𝒏𝒕𝒆𝒈𝒓𝒂𝒕𝒊𝒐𝒏𝒔:
AI Chatbots & Virtual Assistants
AI-Powered Recommendations (personalization)
OpenAI, Claude & LangChain Integrations
Image/Video Processing with AI APIs
AI in Healthcare, Fitness & E-commerce solutions
🌱 𝑪𝒐𝒎𝒎𝒊𝒕𝒎𝒆𝒏𝒕 𝒕𝒐 𝑺𝒖𝒄𝒄𝒆𝒔𝒔:
When I take on a project, I take full responsibility to ensure its success. Your project's success is my mission! 🚀
🤝 𝑳𝒐𝒐𝒌𝒊𝒏𝒈 𝒇𝒐𝒓 𝑳𝒐𝒏𝒈-𝑻𝒆𝒓𝒎 𝑪𝒐𝒐𝒑𝒆𝒓𝒂𝒕𝒊𝒐𝒏:
I am eager to establish long-term partnerships and seize new opportunities. Let's connect and make your project a success together! You won't regret it!
Associated with
Cosmo Clan
$25/hr
100%
Job Success
$8K+ earned
Available now
Offers consultations
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Most applications don’t fail because of bad ideas. They fail because they are not built to scale, maintain performance, or support long-term business growth.
I help startups and businesses build scalable SaaS platforms, web applications, APIs, and mobile apps using React.js, Node.js, React Native, AI integrations, and modern cloud infrastructure.
With 10+ years of experience in full stack and mobile development, I focus on building production-ready systems that are stable, scalable, secure, and designed for real-world usage.
I’ve worked with startups, growing businesses, and enterprise clients to develop systems that support operations, automation, analytics, and customer-facing platforms.
Core Expertise
✔ Full Stack Web Development
✔ SaaS Platform Development
✔ React.js & Next.js Applications
✔ Node.js, FastAPI & Scalable Backend Systems
✔ React Native Mobile Applications
✔ REST API & GraphQL Development
✔ Cloud Infrastructure & DevOps
✔ Database Architecture & Optimization
✔ Scalability & Performance Optimization
Technologies
• React.js & Next.js
• Node.js, Express.js & FastAPI
• React Native
• PostgreSQL, MongoDB, MySQL & Redis
• AWS, Docker, Kubernetes & CI/CD
• JavaScript & TypeScript
• REST APIs & GraphQL
What I Deliver
✅ SaaS platforms & subscription-based systems
✅ Business management systems (ERP, CRM, HRM, LMS)
✅ Scalable backend APIs & cloud infrastructure
✅ Cross-platform mobile applications
✅ High-performance web applications built for long-term growth
Why Clients Work With Me
• 10+ years of real-world development experience
• Strong focus on scalability, performance, and maintainability
• Business-focused development approach
• Clean, production-ready code quality
• Reliable communication and consistent delivery
• Long-term technical support and ongoing improvements when needed
Flexible Availability:
I adapt easily to different time zones and project workflows. Whether you need part-time support or full-time development, I ensure smooth collaboration and consistent progress.
Ready to work on both long-term and short-term projects.
Whether you’re building from scratch, improving an existing system, scaling infrastructure, or integrating AI, I turn technical ideas into reliable, production-grade systems.
I help you build MVP’s & Products that are not just functional, but built for real users, real performance, and real growth.
Let’s discuss your project and build something designed for long-term growth.
Associated with
Preesoft
$80K+
earned
$40/hr
100%
Job Success
$30K+ earned
Available now
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I scaled a Pan India job platform from 0 to 2 million users in 1 year — sole architect, sole engineer, full AWS infrastructure. That's not a team effort I'm describing. That's what I do when a founder trusts me with their product.
With 15+ years in software development and 9+ years building production SaaS on the MERN stack, I specialize in one thing: taking an early-stage product from whiteboard to live, scalable system without the founder needing to manage me.
I've built and shipped multi-tenant SaaS platforms with RBAC, Stripe billing, real-time features, and third-party integrations at scale. I set up AWS infrastructure from scratch, EC2, RDS, S3, CI/CD pipelines, and hand it over documented and production-ready. My engagement style is iterative: you see working software every week, not a big reveal at the end.
What I build for early-stage SaaS founders:
✅ Multi-tenant architecture with role-based access control from day one
✅ Subscription billing via Stripe: plans, trials, webhooks, invoicing
✅ REST and GraphQL APIs built to scale, not just to work
✅ Next.js frontends that are fast, clean, and maintainable
✅ Real-time features: notifications, live dashboards, WebSockets
✅ AWS infrastructure built right, not duct-taped together
✅ Third-party integrations done properly with error handling and retry logic
✅ Weekly demos so you always know exactly where your product stands
Tech I work with daily:
Backend: NodeJs, ExpressJs, TypeScript, GraphQL, REST APIs, SocketIO
Frontend: NextJS, ReactJS, Tailwind CSS, TypeScript
Databases: PostgreSQL, MongoDB, MySQL, Redis, Elasticsearch
Cloud: AWS (EC2, S3, RDS, Lambda, SES, SNS, CloudWatch, Route53, Fargate)
DevOps: Docker, Kubernetes, GitHub Actions, CICD, Terraform, NGINX
Payments: Stripe
Auth: JWT, OAuth 2, AWS Cognito
How I work:
I consult on architecture before writing a single line of code. I ask uncomfortable questions early so there are no surprises late. I write code that the next engineer can read. I deliver on the timeline I quote — a recent client got their full deployment done in 1 day against a 3-day estimate. That's not luck, that's how I work.
If you are a founder who needs one engineer to own the product end-to-end and ship without hand-holding, that's exactly the engagement I'm built for.
Let's talk about what you're building.
Nitin M.
has worked
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$22/hr
93%
Job Success
Available now
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I help startups and growing businesses build mobile applications that launch faster, scale reliably, and deliver measurable business results.
Over the past 7+ years, I have developed iOS and Android applications across healthcare, fintech, AI, wellness, marketplaces, and SaaS products. My work ranges from startup MVPs to production systems serving thousands of users, with a focus on scalability, performance, and long-term maintainability.
Recent projects include:
• AI-powered productivity application that improved user task completion by approximately 35%
• Healthcare mobile platform that reduced physician administrative workload by approximately 40% through AI-assisted workflows and automation
• Real-time video and communication platform supporting live chat, notifications, and scalable infrastructure
• On-demand marketplace application with payments, real-time tracking, booking, and service matching
Areas of Expertise:
• Mobile App Development (iOS & Android)
• React Native & Flutter Development
• AI-Powered Applications and LLM Integrations
• Healthcare & HIPAA-Compliant Solutions
• Fintech & Payment Platforms
• SaaS Products & Startup MVP Development
• Backend Architecture & Scalable APIs
From MVPs to mature products, I focus on building software that can handle real users, real growth, and real business requirements from day one.
Technology Stack:
Mobile: React Native, Flutter, Expo, iOS, Android
Frontend: React.js, Next.js, TypeScript, JavaScript
Backend: Node.js, Express.js, Python, FastAPI
AI: OpenAI, Claude, LangChain, RAG Pipelines, Vector Databases, AI Automation
Databases: PostgreSQL, MongoDB, Firebase, Supabase, Pinecone
Cloud & Infrastructure: AWS, Firebase, Supabase, Serverless Architecture
Integrations: Stripe, PayPal, Twilio, Google Maps, Third-Party APIs
Great products are not built by stacking features. They are built by solving the right problem, with the right technology, at the right time. That's where I do my best work.
$30/hr
97%
Job Success
$100K+ earned
Available now
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Senior Full Stack Developer | Top Rated Plus Developer | 300+ Projects Completed
Are you seeking a Full Stack Developer, web expert, development partner, or business tech consultant? With 7+ years in full-stack and cross-platform development, I help founders and teams take products from concept to launch, web, mobile, and desktop, without the drama.
I’ve delivered Full Stack Solutions, SaaS platforms, dashboards, marketplaces, and mobile apps used by real customers, shipping on time, documenting clearly, and keeping codebases clean for the next sprint.
What you’ll get when we work together
✅Built-around-your-goals delivery: clear scope, measurable outcomes, short feedback loops.
✅Senior judgment: patterns that keep features stable, testable, and easy to extend.
✅Fast start: day-one environment setup, baseline CI, and a small first milestone.
✅Ongoing support: runbooks, monitoring, and pragmatic maintenance after launch.
✅Creative problem-solving: practical solutions when specs are evolving.
Tech Stack
✅Front-end: TypeScript, React.js, Next.js, Vue.js, Nuxt.js, Angular, HTML5/CSS3, Tailwind, Ant Design, Material UI, Full Stack Development
✅Back-end: Node.js, Nest.js, Express.js, Koa, REST/GraphQL, Sequelize, TypeORM, PHP/Laravel, Symfony, .NET
✅Databases: PostgreSQL, MySQL, MongoDB, Redis, Firebase, GraphQL (resolvers/persisted queries)
✅Mobile / Cross-Platform: React Native, Flutter (store submissions, OTA updates)
✅QA: Manual testing, Jest, Mocha, Cypress, API testing with Postman
✅DevOps: Docker, Nginx, Jenkins, GitHub Actions, Amazon ECS
✅Cloud: AWS, Google Cloud Platform, Microsoft Azure, DigitalOcean
Stop scrolling through endless profiles, you’ve found your build partner. Send a message to set up a quick consultation and outline your first milestone.
Buzz words:
Development Services:
Product Development, Web Application Development, Website Development, Ecommerce Website Development, MVP Development, Application Development, Frontend Development, Backend Development, Full Stack Development, MERN Stack Development, Test Driven Development TDD, Agile Software Development, SaaS Development, Software Architecture and Design, API Integration, REST API Development, Third Party API Integration, ChatGPT API Integration, Website Performance Optimization, Progressive Web Apps PWA, Database Architecture, Database Design, Database Development, System Architecture, Responsive Design, Server Deployment
Languages:
TypeScript, JavaScript, PHP, C Sharp, XML, JSON, HTML5, CSS3
Frontend:
ReactJS, NextJS, Redux, Redux Saga, React Query, MobX, VueJS, Vuex, Vuetify, NuxtJS, Quasar, Angular, Tailwind CSS, Ant Design, Material UI, Bootstrap, Styled Components, Emotion, SASS, LESS, CSS Grid, Flexbox
Backend:
NodeJS, NestJS, Koa, ExpressJS, Socket IO, PassportJS, Sequelize, TypeORM, Laravel, Symfony, ASP NET Core, ASP NET MVC, SignalR, GraphQL
Databases:
PostgreSQL, MySQL, MongoDB, Firebase, MariaDB, Redis
Testing:
Jest, Jasmine, Mocha, Cypress
DevOps Cloud Infrastructure:
Docker, Nginx, Jenkins, Continuous Integration and Continuous Deployment, AWS Lambda Amplify EC2 ECS CloudFront, Google Cloud Platform, Microsoft Azure, DigitalOcean, Heroku, Webpack, Git Bitbucket GitHub GitLab, Swagger, Vercel, NPM, Yarn
APIs and Integrations:
Stripe, PayPal, Elasticsearch, Twilio, OpenAI, GPT 4, GPT 4o
Project Management and Collaboration:
Agile, Scrum, Kanban, Jira, Trello, Asana, Slack, Monday, Notion, Confluence
Design and UX:
Figma, FigJam, Wireframing, Prototyping, UI Kits, Mobile First Design
Other:
Single Page Applications SPA, Server Side Rendering SSR, Client Side Rendering CSR, SEO, CMS WordPress Headless, Web3, NFT, Payment Gateway Integration, Data Scraping, CRM Development, Cross Browser Compatibility, Quality Assurance QA, Microservices, Modular Architecture, Event Driven Architecture, CQRS, Hexagonal Architecture, Domain Driven Design DDD, API Gateway, Webhooks, Rate Limiting, Throttling, CORS, Content Security Policy CSP
Auth and Security:
OAuth2, OpenID Connect, SAML, Single Sign On SSO, JSON Web Tokens JWT, Two Factor Authentication 2FA, Multi Factor Authentication MFA, Role Based Access Control RBAC, Attribute Based Access Control ABAC, Keycloak, Auth0, AWS Cognito, Web Application Firewall WAF, OWASP Top 10, Secrets Management, Vault
Compliance:
GDPR, HIPAA, SOC 2, PCI DSS, Audit Logs, Data Retention, PII Masking
Performance and Delivery:
SSR, SSG, ISR, Code Splitting, Lazy Loading, Incremental Builds, Edge Functions, CDN Caching, Image Optimization, Web Vitals, Prefetch, Preload
Realtime and Messaging:
WebSockets, Server Sent Events, WebRTC, Socket IO, Kafka, RabbitMQ, AWS SQS SNS, BullMQ, Redis Streams, Publish Subscribe
DevOps and Infrastructure as Code:
Kubernetes, Helm, Terraform, Pulumi, Ansible, ArgoCD, GitOps, Docker Compose, Nginx, Traefik, Full Stack Development
$25/hr
100%
Job Success
$300K+ earned
Available now
Offers consultations
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𝗧𝗼𝗽 𝗥𝗮𝘁𝗲𝗱 𝗣𝗹𝘂𝘀 𝗙𝘂𝗹𝗹 𝗦𝘁𝗮𝗰𝗸 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿 | 𝟭𝟮,𝟬𝟬𝟬+ 𝗵𝗼𝘂𝗿𝘀 | 𝟭𝟬𝟬% 𝗝𝗦𝗦 | $𝟯𝟬𝟬𝗞+ 𝗲𝗮𝗿𝗻𝗲𝗱. 𝗜 𝗮𝗿𝗰𝗵𝗶𝘁𝗲𝗰𝘁 𝗽𝗿𝗼𝗱𝘂𝗰𝘁𝗶𝗼𝗻 𝘄𝗲𝗯 𝗮𝗽𝗽𝘀 𝗮𝗻𝗱 𝗲𝗖𝗼𝗺𝗺𝗲𝗿𝗰𝗲 𝗽𝗹𝗮𝘁𝗳𝗼𝗿𝗺𝘀 𝘄𝗶𝘁𝗵 𝗥𝗲𝗮𝗰𝘁, 𝗡𝗼𝗱𝗲.𝗷𝘀, 𝗮𝗻𝗱 𝗣𝘆𝘁𝗵𝗼𝗻 — 𝗶𝗻𝗰𝗹𝘂𝗱𝗶𝗻𝗴 𝟯𝟬+ 𝗰𝘂𝘀𝘁𝗼𝗺 𝗦𝗵𝗼𝗽𝗶𝗳𝘆 𝗮𝗽𝗽𝘀 𝗮𝗻𝗱 𝟱𝟬𝟬+ 𝗦𝗵𝗼𝗽𝗶𝗳𝘆 𝗱𝗲𝗽𝗹𝗼𝘆𝗺𝗲𝗻𝘁𝘀.
I don't just write CRUD APIs — I build production-grade Full Stack systems with the eCommerce depth most senior engineers don't have: real payment flows, OAuth, webhooks, AWS integrations, and live commerce traffic at scale.
💬 "𝙄 𝙝𝙖𝙙 𝙩𝙝𝙚 𝙥𝙡𝙚𝙖𝙨𝙪𝙧𝙚 𝙤𝙛 𝙬𝙤𝙧𝙠𝙞𝙣𝙜 𝙬𝙞𝙩𝙝 𝙍𝙖𝙙𝙝𝙞𝙠𝙖 𝙤𝙣 𝙖 𝙥𝙧𝙤𝙟𝙚𝙘𝙩 𝙩𝙝𝙖𝙩 𝙞𝙣𝙫𝙤𝙡𝙫𝙚𝙙 𝘼𝙒𝙎 𝙞𝙣𝙩𝙚𝙜𝙧𝙖𝙩𝙞𝙤𝙣. 𝙃𝙚𝙧 𝙘𝙤𝙢𝙢𝙪𝙣𝙞𝙘𝙖𝙩𝙞𝙤𝙣 𝙬𝙖𝙨 𝙚𝙭𝙘𝙚𝙡𝙡𝙚𝙣𝙩 𝙩𝙝𝙧𝙤𝙪𝙜𝙝𝙤𝙪𝙩 𝙩𝙝𝙚 𝙥𝙧𝙤𝙟𝙚𝙘𝙩, 𝙖𝙣𝙙 𝙨𝙝𝙚 𝙙𝙚𝙢𝙤𝙣𝙨𝙩𝙧𝙖𝙩𝙚𝙙 𝙖 𝙙𝙚𝙚𝙥 𝙪𝙣𝙙𝙚𝙧𝙨𝙩𝙖𝙣𝙙𝙞𝙣𝙜 𝙤𝙛 𝙗𝙤𝙩𝙝 𝙗𝙖𝙘𝙠𝙚𝙣𝙙 𝙖𝙧𝙘𝙝𝙞𝙩𝙚𝙘𝙩𝙪𝙧𝙚 𝙖𝙣𝙙 𝙘𝙤𝙢𝙥𝙡𝙚𝙭 𝘼𝙋𝙄 𝙙𝙚𝙨𝙞𝙜𝙣. ⭐⭐⭐⭐⭐ 𝙘𝙡𝙞𝙚𝙣𝙩 𝙧𝙚𝙫𝙞𝙚𝙬
💻 𝐅𝐮𝐥𝐥 𝐒𝐭𝐚𝐜𝐤 𝐖𝐞𝐛 𝐀𝐩𝐩𝐥𝐢𝐜𝐚𝐭𝐢𝐨𝐧 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭
✅ MERN Stack (React, Node.js, Express, MongoDB) — frontend to backend
✅ Python + Django/FastAPI for data-heavy backend systems
✅ TypeScript, Next.js, GraphQL for modern web architectures
✅ AWS deployment (Lambda, S3, RDS, CloudFront, EC2)
✅ Multi-tenant SaaS platforms with role-based access control
Recent: Frontend Engineering for MedTech Company, Learndash Multisite API ($40/hr, 82 hours), Part-Time Full Stack Developer (Remote, $35/hr), Conference Websites (310 hours)
🛍️ 𝐒𝐡𝐨𝐩𝐢𝐟𝐲 𝐀𝐩𝐩 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 (𝐂𝐮𝐬𝐭𝐨𝐦 + 𝐏𝐮𝐛𝐥𝐢𝐜)
✅ Custom Shopify apps with Node.js, Python, and React backends
✅ Public apps for Shopify App Store (OAuth, Billing API, App Bridge)
✅ Polaris UI components for embedded admin experiences
✅ GraphQL Admin API and REST API integrations
✅ Webhook handling, async processing, and rate limit management
✅ Shopify + AWS integrations for complex enterprise workflows
Recent: Flexible Product Builder App ($3,800), Dropshipping App (849 hours, $15K), Shopify/AWS Wholesale Automation (560 hours, $22K), Shopify NPS App, public Shopify plugin
⚡ 𝐒𝐚𝐚𝐒 𝐏𝐥𝐚𝐭𝐟𝐨𝐫𝐦 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭
✅ Multi-tenant SaaS architecture with subscription billing
✅ Admin dashboards with role-based access and analytics
✅ Stripe, PayPal, and custom payment gateway integrations
✅ API-first architecture with REST and GraphQL endpoints
✅ Real-time features with WebSockets and pub/sub patterns
🛒 𝐒𝐡𝐨𝐩𝐢𝐟𝐲 𝐒𝐭𝐨𝐫𝐞 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 & 𝐂𝐑𝐎
✅ Custom Shopify Plus store builds with Liquid + Shopify 2.0
✅ Conversion rate optimization and Core Web Vitals improvements
✅ Shopify Scripts for advanced merchandising and discounts
✅ Headless commerce with Shopify Hydrogen / Oxygen
✅ Store migrations from WooCommerce, Magento, BigCommerce, Wix
🔗 𝐀𝐏𝐈 𝐀𝐫𝐜𝐡𝐢𝐭𝐞𝐜𝐭𝐮𝐫𝐞 & 𝐓𝐡𝐢𝐫𝐝-𝐏𝐚𝐫𝐭𝐲 𝐈𝐧𝐭𝐞𝐠𝐫𝐚𝐭𝐢𝐨𝐧𝐬
✅ REST and GraphQL API design and development
✅ Klaviyo, Recharge, Yotpo, Gorgias, Stripe integrations
✅ ERP integrations (Odoo, custom SAP connectors)
✅ Webhook architecture for real-time data synchronization
✅ Authentication systems (OAuth, JWT, SSO)
⭐ 𝐖𝐡𝐲 𝐂𝐥𝐢𝐞𝐧𝐭𝐬 𝐂𝐡𝐨𝐨𝐬𝐞 𝐌𝐞:
✅ Top Rated with 100% Job Success Score across 517 jobs
✅ 11,500+ hours of production engineering on Upwork
✅ Senior Full Stack engineering depth — most eCommerce devs lack this
✅ Production eCommerce experience — most Full Stack devs lack this
✅ Part of TechInfini — Clutch Top India Shopify Development Company 2023
✅ Available to 𝐒𝐭𝐚𝐫𝐭 𝐈𝐦𝐦𝐞𝐝𝐢𝐚𝐭𝐞𝐥𝐲 — respond within 4 hours, 30+ hrs/week
✅ 30-day bug fix warranty on every project
Beyond direct Full Stack and Shopify app work, I lead complex eCommerce engineering projects that span multiple systems — connecting Shopify storefronts to custom backend services, ERPs, and AWS infrastructure. One developer for the entire engineering stack.
𝙉𝙚𝙚𝙙 𝙖 𝙁𝙪𝙡𝙡 𝙎𝙩𝙖𝙘𝙠 𝙚𝙣𝙜𝙞𝙣𝙚𝙚𝙧 𝙬𝙝𝙤 𝙖𝙘𝙩𝙪𝙖𝙡𝙡𝙮 𝙪𝙣𝙙𝙚𝙧𝙨𝙩𝙖𝙣𝙙𝙨 𝙥𝙧𝙤𝙙𝙪𝙘𝙩𝙞𝙤𝙣 𝙚𝘾𝙤𝙢𝙢𝙚𝙧𝙘𝙚? 𝘾𝙡𝙞𝙘𝙠 "𝙄𝙣𝙫𝙞𝙩𝙚" 𝙤𝙧 𝙨𝙚𝙣𝙙 𝙢𝙚 𝙖 𝙢𝙚𝙨𝙨𝙖𝙜𝙚. 𝙄 𝙧𝙚𝙨𝙥𝙤𝙣𝙙 𝙬𝙞𝙩𝙝𝙞𝙣 4 𝙝𝙤𝙪𝙧𝙨 𝙖𝙣𝙙 𝙘𝙖𝙣 𝙨𝙩𝙖𝙧𝙩 𝙞𝙢𝙢𝙚𝙙𝙞𝙖𝙩𝙚𝙡𝙮.
🔑 𝐊𝐄𝐘𝐖𝐎𝐑𝐃𝐒: Full Stack Developer, Senior Full Stack Developer, Full Stack Engineer, MERN Stack Developer, MERN Stack, React Developer, Node.js Developer, React.js Developer, Node Developer, JavaScript Developer, TypeScript Developer, Python Developer, Django Developer, FastAPI Developer, Web Application Developer, Web App Developer, Custom Web Application, SaaS Developer, SaaS Development, Multi-Tenant SaaS, Admin Dashboard, Admin Panel, Frontend Developer, Backend Developer, API Developer, REST API Developer, GraphQL Developer, MongoDB Developer, PostgreSQL Developer, Cloud DeveloAWS Developer
Associated with
TechInfini Solutions Pvt. Ltd.
$1M+
earned
$45/hr
100%
Job Success
$100K+ earned
Available now
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I build intelligent web applications that combine cutting-edge AI with seamless user experiences. Specializing in integrating AI services (Google Vertex AI, Gemini, Deepgram, Hume AI) into production-ready full-stack applications, I help businesses leverage AI to solve real problems and drive measurable results.
Recent AI Project Highlights:
✓ Developed AI-powered SaaS platform with real-time voice interviews, resume analysis, and intelligent question generation using Google Gemini 2.5 and Hume AI
✓ Built a healthcare-focused AI application using Google Cloud AI, Vertex AI, and Document AI to automate secure document processing workflows.
✓ Created marketing automation platform with AI-driven content generation and analytics
Core Technical Expertise:
AI & Machine Learning Integration:
Google Cloud AI Platform, Vertex AI, Gemini, Document AI, Speech-to-Text
Hume AI (empathic voice), Deepgram (speech recognition)
Real-time AI streaming with Vercel AI SDK
Prompt engineering and AI workflow optimization
Full-Stack Development:
Frontend: React.js, Next.js 16, TypeScript, Material-UI, Tailwind CSS, Shadcn UI
Backend: Node.js, Express.js, REST APIs, Socket.io (real-time features)
Databases: PostgreSQL, MongoDB, Firebase, Supabase, Redis
Authentication: Clerk, Firebase Auth
Cloud & DevOps: Google Cloud Platform, Vercel, Firebase, App Engine
Additional Technologies:
HTML5, CSS3, JavaScript/ES6+, Sass, Bootstrap, Drizzle ORM, SendGrid, GrapesJS, Matomo Analytics, Stripe, SendGrid, Make
What Sets Me Apart:
🎯 AI Integration Expertise: Proven track record integrating complex AI services into production applications with real-time streaming and error handling
⚡ Performance-Focused: Build scalable architectures that handle real-time AI interactions, voice processing, and high-volume data
💬 Clear Communication: Linguistics background ensures clean code documentation and seamless client collaboration
🚀 Rapid Deployment: Experience with modern CI/CD practices, launching production-ready AI applications on tight timelines
🔐 Security-First: Implement enterprise-grade security with rate limiting, bot detection, and proper authentication
Ideal Projects:
AI-powered SaaS applications
Voice/speech recognition integrations
Document processing and analysis systems
Real-time AI chat and assistant implementations
Intelligent automation platforms
B2B dashboards with AI analytics
My Approach:
I don't just integrate APIs—I architect intelligent solutions that align with your business goals. Whether you need to add AI capabilities to an existing application or build a new AI-powered platform from scratch, I deliver production-ready code with proper error handling, security, and scalability.
Keywords:
AI Integration, Machine Learning, Google Vertex AI, OpenAI, Full Stack Development, React.js, Next.js, Node.js, MERN, TypeScript, PostgreSQL, Firebase, Real-time Applications, Voice AI, Document AI, SaaS Development, API Development, Cloud Architecture
Let's discuss how AI can transform your application. I'm ready to start immediately and deliver exceptional results.
$15/hr
$1K+ earned
Start of list.
End of list.
🥇 𝐓𝐨𝐩 𝟏% 𝐓𝐚𝐥𝐞𝐧𝐭 𝐨𝐧 𝐔𝐩𝐰𝐨𝐫𝐤
⭐⭐Clean code || Scalable architecture || Real business results.⭐⭐
I specialize in 𝐑𝐞𝐚𝐜𝐭, 𝐍𝐨𝐝𝐞.𝐣𝐬, 𝐄𝐱𝐩𝐫𝐞𝐬𝐬, 𝐚𝐧𝐝 𝐌𝐨𝐧𝐠𝐨𝐃𝐁, delivering complete end-to-end solutions from intuitive front ends to secure, high-performance back ends. Whether you’re launching a new product or optimizing an existing system, I ensure reliability, scalability, and maintainability.
𝐓𝐞𝐜𝐡 𝐒𝐭𝐚𝐜𝐤 & 𝐄𝐱𝐩𝐞𝐫𝐭𝐢𝐬𝐞
▶Front-End: React.js, Next.js, Redux, JavaScript (ES6+), TypeScript, TailwindCSS, Material UI
▶Back-End: Node.js, Express.js, MongoDB, REST APIs, GraphQL, JWT/OAuth Authentication
▶Mobile: React Native, Firebase, Push Notifications
▶Cloud & DevOps: AWS (EC2, S3, Lambda), CI/CD Pipelines, Performance Optimization
𝐖𝐡𝐲 𝐂𝐥𝐢𝐞𝐧𝐭𝐬 𝐂𝐡𝐨𝐨𝐬𝐞 𝐌𝐞?
▶Clean, maintainable, and scalable code.
▶Clear communication and regular updates.
▶Strong problem-solving mindset not just coding.
From custom MERN applications to API integrations, performance tuning, or full-stack development, I help turn ideas into reliable digital products.
𝑹𝒆𝒂𝒅𝒚 𝒕𝒐 𝒍𝒂𝒖𝒏𝒄𝒉 𝒇𝒂𝒔𝒕 𝒂𝒏𝒅 𝒔𝒄𝒂𝒍𝒆 𝒘𝒊𝒕𝒉𝒐𝒖𝒕 𝒉𝒆𝒂𝒅𝒂𝒄𝒉𝒆𝒔? 𝑳𝒆𝒕’𝒔 𝒈𝒆𝒕 𝒔𝒕𝒂𝒓𝒕𝒆𝒅.
Associated with
SnabbTech
$2K+
earned