Usama J.

I build complete products 𝗺𝗼𝗯𝗶𝗹𝗲 𝗮𝗽𝗽𝘀, 𝘄𝗲𝗯 𝗽𝗹𝗮𝘁𝗳𝗼𝗿𝗺𝘀, and 𝗨𝗜/𝗨𝗫 𝗱𝗲𝘀𝗶𝗴𝗻𝘀 as your 𝗙𝘂𝗹𝗹 𝗦𝘁𝗮𝗰𝗸 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿, from Figma to App Store to live deployment. One 𝗙𝘂𝗹𝗹 𝗦𝘁𝗮𝗰𝗸 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿, full ownership, zero coordination headaches. I've shipped apps with 𝟭𝗠+ 𝗱𝗼𝘄𝗻𝗹𝗼𝗮𝗱𝘀, 𝟭,𝟬𝟬𝟬+ daily active users, and $𝟱𝟬𝟬𝗞+ in processed payments across FinTech, food delivery, and e-commerce as a 𝗙𝘂𝗹𝗹 𝗦𝘁𝗮𝗰𝗸 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿. 𝗧𝗼𝗽 𝗥𝗮𝘁𝗲𝗱 on Upwork with 𝟭𝟬𝟬% 𝗝𝗼𝗯 𝗦𝘂𝗰𝗰𝗲𝘀𝘀 𝗦𝗰𝗼𝗿𝗲. 6+ years working as a 𝗙𝘂𝗹𝗹 𝗦𝘁𝗮𝗰𝗸 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿, shipping mobile and web products at scale for startups and businesses worldwide as a trusted 𝗙𝘂𝗹𝗹 𝗦𝘁𝗮𝗰𝗸 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿 partner. 𝗪𝗛𝗔𝗧 𝗜 𝗕𝗨𝗜𝗟𝗗 𝗔𝗦 𝗔 𝗙𝗨𝗟𝗟 𝗦𝗧𝗔𝗖𝗞 𝗗𝗘𝗩𝗘𝗟𝗢𝗣𝗘𝗥: 𝗠𝗼𝗯𝗶𝗹𝗲 𝗔𝗽𝗽𝘀 (𝗙𝘂𝗹𝗹 𝗦𝘁𝗮𝗰𝗸 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿) - React Native / Flutter for iOS + Android (single codebase) - Native iOS in Swift/SwiftUI when required - Firebase backend, push notifications, offline support - In-app purchases, AdMob, App Store & Play Store deployment 𝗪𝗲𝗯 & 𝗕𝗮𝗰𝗸𝗲𝗻𝗱 (𝗙𝘂𝗹𝗹 𝗦𝘁𝗮𝗰𝗸 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿) - React/Next.js frontends with responsive design - Node.js/Express backends with REST APIs - PostgreSQL & MongoDB databases - Stripe payment integration - Real-time features (WebSockets, live updates) Delivered end-to-end by one 𝗙𝘂𝗹𝗹 𝗦𝘁𝗮𝗰𝗸 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿, no handoffs 𝗨𝗜/𝗨𝗫 & 𝗗𝗲𝘀𝗶𝗴𝗻 (𝗙𝘂𝗹𝗹 𝗦𝘁𝗮𝗰𝗸 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿) - Figma UI/UX design for mobile and web - Design systems, components, and auto-layout - Wireframes, prototypes, and developer-ready handoff - Dark/light themes, responsive layouts, brand-consistent UI As a 𝗙𝘂𝗹𝗹 𝗦𝘁𝗮𝗰𝗸 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿, I own design end to end alongside engineering. 𝗦𝗣𝗘𝗖𝗜𝗔𝗟𝗜𝗭𝗘𝗗 𝗜𝗡 𝗔𝗦 𝗔 𝗙𝗨𝗟𝗟 𝗦𝗧𝗔𝗖𝗞 𝗗𝗘𝗩𝗘𝗟𝗢𝗣𝗘𝗥: ✓ On-demand apps (delivery, booking, ride-hailing) ✓ FinTech & payment integration (Stripe, Apple Pay, in-app purchases) ✓ 𝗙𝘂𝗹𝗹 𝗦𝘁𝗮𝗰𝗸 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿 for SaaS platforms & admin dashboards ✓ 𝗙𝘂𝗹𝗹 𝗦𝘁𝗮𝗰𝗸 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿 for e-commerce & marketplace platforms 𝗧𝗘𝗖𝗛 𝗦𝗧𝗔𝗖𝗞 (𝗙𝗨𝗟𝗟 𝗦𝗧𝗔𝗖𝗞 𝗗𝗘𝗩𝗘𝗟𝗢𝗣𝗘𝗥): - Mobile: React Native, Flutter, Dart, Swift, SwiftUI, Kotlin - Frontend: React, Next.js, TypeScript, Tailwind CSS, Express, Expo - Backend: Node.js, Express, GraphQL, REST APIs - Database: PostgreSQL, MongoDB, Firebase Firestore - Payments: Stripe, PayPal, RevenueCat, Apple Pay, Google Pay - Design: Figma, UI/UX, Wireframing, Prototyping - DevOps: AWS, Vercel, Docker, CI/CD, GitHub Actions 𝗥𝗘𝗖𝗘𝗡𝗧 𝗪𝗢𝗥𝗞 𝗔𝗦 𝗔 𝗙𝗨𝗟𝗟 𝗦𝗧𝗔𝗖𝗞 𝗗𝗘𝗩𝗘𝗟𝗢𝗣𝗘𝗥: → 𝗖𝗮𝗻𝘇𝘆: As a 𝗙𝘂𝗹𝗹 𝗦𝘁𝗮𝗰𝗸 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿, I built this to 1,000+ daily active users. Flutter + Node.js + React + Stripe e-commerce marketplace. → 𝗙𝗮𝗺𝗶𝗹𝘆𝗧𝗶𝗺𝗲: As a 𝗙𝘂𝗹𝗹 𝗦𝘁𝗮𝗰𝗸 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿, I shipped this to 1M+ downloads, 200K+ active users. iOS parental control app built in Swift. → 𝗧𝗼𝗹𝗹𝗯𝘂𝗴𝗮𝘁𝗮: As a 𝗙𝘂𝗹𝗹 𝗦𝘁𝗮𝗰𝗸 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿, I delivered 500+ downloads in month one, 4.8 stars. iOS FinTech app with Vipps integration. → 𝗙𝗮𝗻𝘀𝗠𝘂𝗻𝗰𝗵: As a 𝗙𝘂𝗹𝗹 𝗦𝘁𝗮𝗰𝗸 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿, I drove 500+ orders in first 30 days across 8 partner restaurants. Flutter, Node.js, Firebase, Stripe, live on App Store and Play Store. → 𝗨𝗺𝗿𝗮𝗵 𝗙𝗹𝗲𝘅: As a 𝗙𝘂𝗹𝗹 𝗦𝘁𝗮𝗰𝗸 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿, I deployed this for 3 travel agency clients managing 200+ bookings within 45 days of go-live; supports English, Arabic, and Urdu. → 𝗔𝗹-𝗙𝗮𝗹𝗮𝗵: As a 𝗙𝘂𝗹𝗹 𝗦𝘁𝗮𝗰𝗸 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿, I built this Islamic iOS app to 50,000+ users. 𝗠𝗬 𝗣𝗥𝗢𝗖𝗘𝗦𝗦 𝗔𝗦 𝗬𝗢𝗨𝗥 𝗙𝗨𝗟𝗟 𝗦𝗧𝗔𝗖𝗞 𝗗𝗘𝗩𝗘𝗟𝗢𝗣𝗘𝗥: Here is exactly how I work as your 𝗙𝘂𝗹𝗹 𝗦𝘁𝗮𝗰𝗸 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿: Requirements analysis & technical planning - Figma design implementation - Agile development with weekly progress updates - Testing on staging environment - Production deployment & post-launch support Message me with your project details platform, key features, timeline, and budget. I respond within 2–4 hours and am available for a discovery call anytime, as your next 𝗙𝘂𝗹𝗹 𝗦𝘁𝗮𝗰𝗸 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿. Full Stack Developer | Full Stack Flutter Developer | Full Stack React Developer | Full Stack Node.js Developer | Full Stack Mobile Developer | Full Stack Web Developer | Full Stack SaaS Developer | Full Stack iOS Developer | Full Stack Payments Developer | Full Stack UI/UX Developer | Full Stack App Developer | Full Stack Development | Full Stack Mobile App Development