Satish P.
Senior Full-Stack & Mobile App Developer | React Native, Flutter, Reac
I am a Senior Mobile & Web Application Developer with 12+ years of hands-on experience building high-performance, scalable, and production-ready applications for startups, SaaS companies, and enterprises. I specialize in end-to-end product development — from architecture and UI/UX implementation to backend APIs, integrations, deployment, and long-term maintenance. I don’t just write code — I help businesses ship reliable products faster. Mobile Tech Stack 💎 React Native (Android & iOS) 💎 Flutter (Cross-platform apps) 💎 App Store & Play Store deployment 💎 Performance optimization & memory tuning 💎 Offline-first apps, SQLite, secure storage 💎 Push notifications (FCM, APNs) 💎 In-app purchases & subscriptions 🌐 Web App Development 💎 React.js 💎 Vue.js (Vue 3 + Composition API) 💎 Modern UI/UX, dashboards, admin panels 💎 Responsive & pixel-perfect design 💎 State management (Redux, Pinia, Recoil) 🧠 Backend & APIs 💎 Node.js + Express.js 💎 REST APIs & secure authentication 💎 OAuth (Google, Microsoft, Apple) 💎 Payment integrations (Stripe, PayPal) 💎 Web3 💎 Webhooks & background jobs (Cron) 💎 Real-time apps (Socket.IO) ⭐ Also very well aware of native modules of Android & iOS API 🔗 Google API | Firebase | Onesignal 🔗 Web RTC | Live Streaming | Twilio 🔗 Payment Integration TOOLS 🏆 As per client preference, I am well familiar with all tools. SERVER 🏆 Amazon Web Services | Rackspace Cloud Servers | Digital Ocean | Microsoft Azure App Services Databases: MongoDB, MySQL, PostgreSQL, SQLite Tools & Platforms: Git, Docker, Firebase, AWS, DigitalOcean, CI/CD If you’re looking for a reliable senior developer who can own your project from idea to production, I’d be happy to help.
Earnings and projects
Last 6 months ÷ 6
Last 6 months: $19k
Billed in all: $149,844$150k
$6.3k in the last 6 months
Across 4 contracts
Across 38 contracts
Earnings, last 30 days
Skill rankings: Top 1% in Android Studio
Ranked by MRR among everyone on Upwork with the skill.
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- #27User Authentication698 freelancers · 🇮🇳 #7Top 4%🇮🇳#7 of 198
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- #155Mobile UI Design4,166 freelancers · 🇮🇳 #19Top 4%🇮🇳#19 of 807
- #288Firebase6,978 freelancers · 🇮🇳 #63Top 4%🇮🇳#63 of 1,827