Piyush P.
iOS, Flutter, UI/UX Design, Mobile and Web Application Developer
I’m Piyush Poshiya, a Top-Rated Mobile App Developer with 9+ years of hands-on experience building high-performance iOS and Flutter applications—from early-stage MVPs to production-ready, monetized platforms. I don’t just write code. I help you validate ideas, design the right architecture, build fast, and scale confidently. 🚀 Why Clients Choose Me • Startup-focused mindset – Rapid MVP development with scalability in mind • End-to-end ownership – Research → Design → Development → Testing → Launch • Clear & transparent communication – Daily updates, realistic timelines • Clean, maintainable code – Performance, security, and future growth ready • Monetization expertise – Subscriptions, in-app purchases, ads, and payments • Free consultation – Align business goals with the right tech strategy 🛠 Technical Expertise Mobile Development • Native iOS: Swift, Objective-C, SwiftUI • Cross-platform: Flutter • Architectures: MVVM, MVC, MVP, VIPER Backend & APIs • REST, GraphQL • Firebase, AWS Amplify, Realm UI/UX & Performance • Pixel-perfect UI (Cupertino, Material, custom design systems) • App profiling, memory optimization, battery efficiency Payments & Monetization • Stripe, PayPal, Apple Pay, Google Play Billing • Ads & subscription-based models Notifications & Real-Time Features • FCM, OneSignal, Twilio (chat, push, SMS) Maps & Location • MapKit, Google Maps, Mapbox, geofencing Analytics & Growth • Firebase Analytics, AppsFlyer, Branch, Google Analytics Security & Auth • OAuth2, JWT, Firebase Auth, biometrics CI/CD • GitHub, Bitrise, GitLab CI/CD, Jenkins AI / AR / Wearables • CoreML, TensorFlow Lite, ML Kit • ARKit, ARCore, Unity3D • WatchOS, Wear OS, Fitbit SDK 🏆 Proven Track Record ✔ Top Rated on Upwork ✔ 1,000+ hours logged ✔ 50+ apps successfully launched ✔ Trusted by startups for MVP → scale journeys ✔ Known for UI precision & cross-device excellence If you’re validating an idea, building an MVP, or scaling an existing product, I bring both technical depth and a startup-first mindset to help you succeed. 📩 Invite me to your job and let’s turn your vision into a successful product. Best regards, Piyush Poshiya
Earnings and projects
Last 6 months ÷ 6
Last 6 months: $100
Billed in all: $10,361$10k
$100 in the last 6 months
Across 2 contracts
Across 26 contracts
Earnings, last 30 days
Skill rankings: Top 25% in Blockchain
Ranked by MRR among everyone on Upwork with the skill.
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