Rohit D.

I build production-ready mobile and web applications using Flutter, React Native, React, Node.js, and modern cloud technologies. With 4,500+ hours worked on Upwork, I have helped businesses develop and improve cross-platform mobile apps, SaaS platforms, interactive business tools, secure media applications, sports and fitness apps, AI-powered products, marketplaces, and customer-facing web platforms. ✅ 𝐌𝐲 𝐩𝐫𝐢𝐦𝐚𝐫𝐲 𝐬𝐞𝐫𝐯𝐢𝐜𝐞𝐬 𝐚𝐫𝐞: 📌 Flutter app development 📌 React Native app development 📌 Full-stack web application development I can support a product throughout its complete development lifecycle from initial planning and architecture to UI implementation, backend development, API integration, testing, deployment, and ongoing enhancement. ✅ 𝐌𝐨𝐛𝐢𝐥𝐞 𝐀𝐩𝐩 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 I develop cross-platform applications for iOS and Android using Flutter and React Native. My mobile development work includes: ⋙ New mobile app development ⋙ MVP development for startups ⋙ Existing app enhancement and modernization ⋙ Flutter and React Native codebase improvements ⋙ Figma or Adobe XD design implementation ⋙ REST API and third-party service integration ⋙ Authentication and user account systems ⋙ Push notifications and real-time functionality ⋙ Maps, location tracking, and geolocation features ⋙ In-app purchases and subscription functionality ⋙ App Store and Google Play deployment ⋙ Performance optimization and bug fixing ✅ 𝐅𝐮𝐥𝐥-𝐒𝐭𝐚𝐜𝐤 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 I build scalable web platforms and backend systems that support mobile apps, internal operations, and customer-facing products. My full-stack development services include: ⋙ SaaS platforms and custom web applications ⋙ MVP and startup product development ⋙ React.js and Next.js frontend development ⋙ Node.js, Express.js, and NestJS backend development ⋙ Python backend services using Django, FastAPI, or Flask ⋙ Admin dashboards and management portals ⋙ REST and GraphQL API development ⋙ PostgreSQL, MongoDB, MySQL, Firebase, and Redis ⋙ User authentication and role-based access control ⋙ Payment gateway and third-party API integrations ⋙ Cloud deployment and application maintenance ✅ 𝐀𝐈 𝐈𝐧𝐭𝐞𝐠𝐫𝐚𝐭𝐢𝐨𝐧 I integrate practical AI functionality into mobile and web products without making AI the only focus of the application. This may include: ⋙ OpenAI and ChatGPT API integration ⋙ AI chatbots and conversational interfaces ⋙ AI-assisted search and recommendations ⋙ Text analysis and content-generation features ⋙ Intelligent business workflows ⋙ AI agents and automation systems ⋙ Secure integration of external AI services I follow modern development practices. I also use AI-assisted development tools to accelerate coding, debugging, testing, and documentation. Every generated output is manually reviewed for functionality, security, maintainability, and alignment with the project requirements. ✅ 𝐂𝐨𝐫𝐞 𝐓𝐞𝐜𝐡𝐧𝐨𝐥𝐨𝐠𝐲 𝐒𝐭𝐚𝐜𝐤 𝐈 𝐖𝐨𝐫𝐤 𝐖𝐢𝐭𝐡 : ⋙ Mobile ➜ Flutter, Dart, React Native, Expo ⋙ Frontend ➜ React.js, Next.js, JavaScript, TypeScript, Tailwind CSS ⋙ Backend ➜ Node.js, Express.js, NestJS, Python, Django, FastAPI ⋙ Databases ➜ PostgreSQL, MongoDB, MySQL, Firebase, Redis ⋙ Integrations ➜ REST APIs, GraphQL, payment gateways, third-party APIs ⋙ Cloud and DevOps ➜ AWS, Azure, GCP, Docker, CI/CD, Vercel ⋙ Tools ➜ Git, GitHub, GitLab, Bitbucket, Jira Whether you need to build a new Flutter or React Native application, modernize an existing mobile product, or develop the complete frontend and backend of a platform, I can help turn your requirements into a secure, scalable, and user-friendly application. Send me your project requirements, existing designs, or current application details, and I will help you determine the most practical development approach. 👉 Let’s connect and discuss your project!