Harish K.

I am a Full Stack Web & Mobile App Developer with expertise in Web Development, iOS & Android App Development maintaining 100% Client Satisfaction on Upwork and successfully delivering hundreds of projects across industries.

I am a Top-Rated Plus Web & Mobile App Developer specializing in Flutter, React Native, iOS (Swift), Android (Kotlin), PHP, Node.js, Angular, React.js and Full-Stack Application Development. I build AI-powered Web Applications, mobile apps, real-time video streaming platforms, SaaS products, MVPs and on-demand service applications with scalable backend architectures using Node.js, NestJS, Laravel and Firebase.

✅ I Can Help You With:

• Mobile App Development with Web Admin Panel
• MVP Development & SaaS Application Development
• API Development & Third-Party Integrations
• Node.js / NestJS Backend for Mobile & Web Apps
• Laravel / PHP Backend Development
• Firebase Integration (Auth, Firestore, Cloud Functions)
• Payment Gateway Integration (Stripe, Razorpay, PayPal)
• Real-Time Chat, Notifications & WebSocket Integration

💡 Having Expertise In:

• AI-Powered Mobile Applications
• Real-Time Video Streaming Apps
• Dating Applications
• Live Streaming & Video Sharing Platforms
• E-Learning & EdTech Applications
• E-Commerce & Marketplace Apps
• On-Demand Service Apps (Taxi, Food, Delivery, Booking)
• Chat & Social Networking Apps
• SaaS & Subscription-Based Platforms
• Gamified Mobile Applications
• AR/VR Mobile App Development
• IoT & BLE-Based Mobile Applications

🎯Key Milestones:
🚀 Rewarded as 🏆 𝗧𝗢𝗣 𝗥𝗔𝗧𝗘𝗗 𝗣𝗟𝗨𝗦 🏆 by Upwork (𝗧𝗼𝗽 𝟯%)
🚀 7000+ personal hours on Upwork and still counting
🚀 100000+ agency hours on Upwork and still counting
🚀 100% Job Success (Client Satisfaction Ratio)
🚀 500+ jobs completed successfully as an Agency

🎯 Checkout my portfolio of apps on Upwork: Over the past decade, I have honed my skills in developing a diverse array of iPhone and Android applications Development

✅ Food delivery app
✅ Ride booking app (like Uber) ✅ Real estate listing app (Like Airbnb) ✅ Social media mobile app (like TikTok/Instagram) ✅ Startups/Investment management mobile app ✅ Wellness mobile app ✅ Fitness and Nutrition mobile app (like CalAI, MyFitnessPal) ✅ Sports mobile app ✅ E-commerce mobile app ✅ Language Learning Mobile App (Like Duolingo) ✅ Event management mobile app ✅ Grocery/Meal Planning mobile app ✅ Freelance mobile app ✅ Service Booking Mobile App (Home/HVAC) ✅ Inventory Management Mobile App ✅ Learning Management Mobile App ✅ Appointment Booking Mobile App (Salon/Doctor) ✅ Venue Booking Mobile App (Sports/Events) ✅ Task Management Mobile App (Project Management/To-Do) ✅ On-Demand Custom Mobile Apps