Sandeep A.

I build AI-powered SaaS platforms, mobile apps, and full-stack web applications for startups and growing businesses using React Native, Flutter, MERN, Next.js, Node.js, and modern AI integrations.

🏆 Top Rated Plus | 100% Job Success
⭐ 5.0 Client Rating | 23 Upwork Projects
⏱ 1,900+ Hours on Upwork

I help clients take software products from idea or existing MVP to scalable, production-ready applications — including web platforms, iOS/Android apps, APIs, admin dashboards, subscriptions, AI features, third-party integrations, and cloud deployment.

WHAT I CAN BUILD

• AI-powered SaaS and web applications
• Mobile apps using Flutter and React Native
• Full-stack MERN applications
• B2B and B2C SaaS platforms
• Startup MVPs and production-ready products
• Multi-tenant SaaS applications
• Admin dashboards and customer portals
• Marketplace and booking platforms
• AI chatbots and AI-powered product features
• REST APIs and third-party integrations
• Subscription and payment systems
• Existing application enhancement and modernization

CORE TECHNOLOGIES

Mobile:
Flutter | React Native | iOS | Android

Frontend:
React.js | Next.js | TypeScript | JavaScript

Backend:
Node.js | NestJS | Express.js | REST APIs

Database:
PostgreSQL | MongoDB | Redis | Firebase

AI:
OpenAI API | LLM Integration | AI Agents | AI Chatbots | Generative AI | AI Automation

Cloud & Integrations:
AWS | Docker | CI/CD | Stripe | Firebase | Twilio | WebSockets | Third-Party APIs

I’m particularly suited to projects where the client needs more than isolated coding — projects that require understanding the product, business workflow, database structure, APIs, scalability, and complete user journey.

I can support the complete development lifecycle:

Idea / Existing MVP → Requirements → Architecture → UI Integration → Development → APIs → Testing → Deployment → Ongoing Enhancement

If you're building an AI SaaS product, mobile application, marketplace, subscription platform, or custom web application, I can help turn it into a reliable and scalable product.