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Ravi Kumar G.

Ravi Kumar G.

iOS | Android | SwiftUI | Kotlin | XMPP | WebRTC | Jitsi | CallKit

With 14+ years of experience, I specialize in iOS & Android app development, delivering high-performance, scalable applications across AI, VoIP, secure communication, streaming, IoT, fintech, fitness, dating, taxi, and e-commerce. My apps are live globally, ensuring seamless functionality and user satisfaction. I actively contribute to open-source projects, driving tech innovation. Key Skills & Expertise Mobile App Development * iOS: Swift, SwiftUI, Objective-C * Android: Java, Kotlin Secure Communication & VoIP * XMPP, Ejabberd, MongooseIM, WebRTC, VoIP, conference programming * VoIP Integration: QuickBlox, Jitsi, Sinch, Agora, LiveSwitch, Twilio, CallKit Emerging Technologies * AI-powered Apps & Chatbots * Blockchain & Wallet Development * Augmented Reality (AR) Industry-Specific Solutions * Health & Fitness: Wellness tracking, workout plans, fitness goals * Medical Apps: Telemedicine, patient monitoring, appointment scheduling * Call & Conference Apps: VoIP calling, video conferencing, secure communication * Dating Apps: Advanced matchmaking, secure chat, user privacy * Taxi & Ride-Hailing Apps: GPS navigation, payment integration * Restaurant & Logistics: Food delivery and fleet management Streaming & IoT Connectivity * Streaming Apps: Audio/video streaming solutions * IoT Connectivity: Bluetooth/BLE integration with IoT devices Additional Expertise * Custom Jitsi Solutions: UI/feature customization * Device-Specific Development: iPad, Mac OS, Apple Watch * Payment & API Integration: Stripe, Firebase, Google Libraries * Real-Time GPS Tracking: Google/Apple Maps integration * Optimization & Maintenance: Bug fixing, code refactoring, performance tuning * App Deployment: Apple App Store, Google Play, TestFlight Work Approach & Values * Clear Communication: Regular updates and transparency in every step * Efficiency & Time Management: Delivering projects on time, without compromising quality * Independent & Team Player: Comfortable working solo or in collaborative environments * User-Centric Development: Focused on high-quality apps that drive engagement & success Why Work With Me? I am passionate about crafting scalable, feature-rich, and impactful applications that combine cutting-edge technology with a seamless user experience. My ability to deliver high-quality solutions quickly and efficiently has earned me long-term client relationships and top-tier satisfaction ratings. Let’s collaborate to bring your vision to life with a world-class mobile application! 🚀

🇮🇳Mohali, India$30/hr100% JSS4.46 (31)Since Jun 2011

Earnings and projects

MRR
$0

Last 6 months ÷ 6

World#13,858 / 412k
🇮🇳Country#2,232 / 45.9k
Revenue, last 30 days
$0
Total earnings
$213k

Billed in all: $215k

World#13,858 / 412k
🇮🇳Country#2,232 / 45.9k
Per project
$5k

$0 in the last 6 months

Projects, last 6 months
1

Across 3 contracts

0% fixed100% hourly
World#128,092 / 412k
🇮🇳Country#14,379 / 45.9k
Projects in all
43

Across 58 contracts

34% fixed66% hourly
World#70,811 / 412k
🇮🇳Country#11,362 / 45.9k

Earnings, last 30 days

$215kNothing earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$210.0k$212.5k$215.0k$217.5kOct 8Oct 23Nov 7

Skills