Naresh S.
Senior Mobile Developer | Flutter, React Native | AI & Realtime Apps
$400K+ Earned | 6,600+ Hours Worked | 4.9-Star Rating ⭐️ Expert Mobile App Developer | Native iOS & Android | Flutter & React Native I’m a senior mobile app developer and technology lead with 20+ years in software development, specializing in building production-ready mobile apps, AI-powered products, and scalable web platforms. Hands-On Development Expertise - Native iOS: Swift, SwiftUI, iOS app development - Native Android: Kotlin, Android development - Cross-Platform: Flutter, React Native - AI-Powered Apps: OpenAI integrations, AI workflows, intelligent applications - Backend & APIs: Node.js, NestJS, Laravel, REST APIs - Real-Time & IoT: Chat, video calling, GPS tracking, MQTT, WebSockets - Cloud & Integrations: AWS, Firebase, Supabase, Stripe, Google Maps Selected Production Projects - Karmm: Astrology marketplace with live consultations, chat, bookings, and payments. - Phlenu Delivery: Logistics platform with GPS tracking, driver management, and real-time operations. - Meet: Consultation platform with scheduling, video communication, and monetization. - Alphatopia: AI-powered investment research and analytics platform. - Trackology NordSense: IoT tracking platform with GPS, geofencing, MQTT, and AWS IoT Core. I work on the complete development lifecycle, from architecture and implementation to API integration, testing, deployment, and ongoing improvements. As Technology Director at GTS Infosoft LLP, I can also coordinate a dedicated team when a project needs additional development resources. Whether you need a native iOS or Android app, a Flutter or React Native application, or an existing product taken to the next level, I can help turn your requirements into a reliable production solution. Share your project requirements, and let’s discuss the right approach.
Earnings and projects
Last 6 months ÷ 6
Last 6 months: $6.6k
Billed in all: $430,381$430k
$1.1k in the last 6 months
Across 164 contracts
Earnings, last 30 days
Skill rankings: Top 10% in Websockets
Ranked by MRR among everyone on Upwork with the skill.
- #4Wearables Software12 freelancers · 🇮🇳 #1Top 33%🇮🇳#1 of 1
- #24Native App125 freelancers · 🇮🇳 #10Top 19%🇮🇳#10 of 47
- #64Websockets613 freelancers · 🇮🇳 #13Top 10%🇮🇳#13 of 125
- #101Native App Development833 freelancers · 🇮🇳 #25Top 12%🇮🇳#25 of 317
- #193Hybrid App Development1,431 freelancers · 🇮🇳 #75Top 13%🇮🇳#75 of 581
- #292AI Mobile App Development1,401 freelancers · 🇮🇳 #112Top 21%🇮🇳#112 of 463
- #347Kotlin3,021 freelancers · 🇮🇳 #121Top 11%🇮🇳#121 of 1,034
- #377App Development2,592 freelancers · 🇮🇳 #94Top 15%🇮🇳#94 of 634