Krunal T.

✅ Upwork Verified Developer ✅ 3000+ Upwork Hours AI App Developer | Claude Code, Vibe Coding, Flutter, Python & Web Want to turn your idea into a working application without wasting months on development? I help startups, founders, and businesses build AI-powered applications, SaaS products, mobile apps, and web platforms using modern software engineering and AI-assisted development tools like Claude Code. With 13+ years of full-stack/mobile development experience and 6+ years working with Flutter, I combine hands-on engineering expertise with AI-powered workflows to develop applications faster while maintaining code quality, performance, security, and maintainability. I don't just generate code with AI. I understand the architecture, review the generated code, debug complex issues, and build applications designed for real users and real business needs. WHAT I CAN BUILD FOR YOU 1. AI-Powered Applications & AI Integration - AI chatbots, AI assistants, and intelligent workflows - OpenAI, Claude API, and Gemini API integrations - AI agents, automation, and LLM-powered features - Python-based AI backends and REST APIs - Document processing, data extraction, and AI-powered analysis - Prompt engineering and structured AI outputs 2. Claude Code & Vibe Coding - Rapid MVP and proof-of-concept development - AI-assisted application development from idea to deployment - Building features using Claude Code and AI coding workflows - Debugging, refactoring, and improving AI-generated code - Converting prototypes into scalable, maintainable applications - Working with existing codebases to add features and resolve technical issues 3. Flutter & Mobile App Development - Cross-platform iOS and Android applications - Flutter UI development and responsive layouts - API integration, authentication, and payment integration - Firebase and backend integration - State management, performance optimization, and bug fixing - App Store and Google Play release support 4. Python & Backend Development - Python, FastAPI, and REST API development - MongoDB and database integration - Authentication, business logic, and backend architecture - AI model and third-party API integrations - Background processing and workflow automation - API debugging, testing, and performance improvements 5. Web Applications & SaaS Development - Full-stack web application development - Next.js, React, TypeScript, and Tailwind CSS - Admin dashboards and business management platforms - SaaS MVPs and internal business tools - Database design and third-party integrations - Responsive, production-ready web applications HOW I WORK My development process combines AI speed with engineering discipline: 1. Understand your business requirements and define the right solution. 2. Plan the application architecture, features, and development milestones. 3. Use Claude Code and other suitable AI tools to accelerate implementation. 4. Review generated code, test functionality, and fix edge cases. 5. Integrate APIs, databases, and third-party services. 6.Prepare the application for deployment and future maintenance. AI helps accelerate development, but sound engineering decisions remain essential. WHY WORK WITH ME? 1. Experienced software developer, not just a prompt-based coder. 2. Strong Flutter and cross-platform mobile development background. 3. Full-stack capabilities across frontend, backend, databases, and APIs. 4. Practical experience with AI-assisted development and LLM integrations. 5. Clear communication, structured milestones, and maintainable code. 6. One development partner for your mobile app, web platform, and AI backend. LET'S BUILD YOUR NEXT PRODUCT Whether you need a fast MVP, an AI-powered application, a cross-platform mobile app, a Python backend, or help completing an existing project, I can help you move from idea to implementation. Send me a short description of your project, your current progress, and the main problem you want to solve. Let's build something useful, reliable, and ready to grow.