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Gopi K.

Surat, India

$20/hr
4.9
35 jobs

Hired a mobile app developer who goes silent for 12 hours and replies "ok done" with broken builds? Most overseas React Native developers treat async communication as an excuse to disappear, not a system to deliver against. ๐Ÿ† ๐Ÿด+ years building React Native mobile apps at senior level ๐Ÿ“Š $๐Ÿญ๐Ÿฌ๐Ÿฌ๐—ž+ earned on Upwork across ๐Ÿฎ๐Ÿณ React Native mobile projects ๐ŸŽฏ ๐Ÿต๐Ÿฒ% Job Success Score, ๐—ง๐—ผ๐—ฝ ๐—ฅ๐—ฎ๐˜๐—ฒ๐—ฑ ๐—ฃ๐—น๐˜‚๐˜€ on Upwork, ๐Ÿฒ,๐Ÿต๐Ÿด๐Ÿณ tracked hours โšก Flagship: ๐Ÿฑ๐Ÿฌ๐Ÿต-hour Android React Native Expo audio recording app, $๐Ÿญ๐Ÿฎ,๐Ÿณ๐Ÿฎ๐Ÿฑ engagement ๐Ÿ”ฅ ๐Ÿฑ๐Ÿฌ+ React Native projects shipped, apps live on the App Store with ๐Ÿญ๐Ÿฌ๐Ÿฌ๐—ž+ downloads โœ… Senior React Native developer, React Native mobile focus only, no split attention โญโญโญโญโญ "Gopi is a very hardworking and dedicated team member. She showed up every day with consistency and focus, and her commitment to our project never wavered. I highly recommend her to anyone seeking a reliable and driven contributor." (Upwork client, 344-hour React Native frontend engagement, 5-star close) As a Senior React Native Developer with 8+ years of production experience, I build React Native mobile apps for iOS and Android as a single coherent codebase. Most "React Native developer" posts get bid by web React developers who treat mobile as a thin shell over a web app. That is not the same thing as knowing React Native CLI vs Expo trade-offs, native module debugging on Android, or App Store submission edge cases that kill 1.0 launches. I take work in React Native mobile only, not web React with mobile bolted on. ๐Ÿ”ถ Android React Native Expo Audio Recording App: $๐Ÿญ๐Ÿฎ,๐Ÿณ๐Ÿฎ๐Ÿฑ engagement, ๐Ÿฑ๐Ÿฌ๐Ÿต hours, 5-star close, podcast and audiobook player with offline support and App Store deployment ๐Ÿ”ถ React Native Frontend Mobile App: $๐Ÿฒ,๐Ÿญ๐Ÿด๐Ÿฒ engagement, ๐Ÿฏ๐Ÿฐ๐Ÿฐ hours, 5-star close, long-running React Native build with consistent daily delivery on aggressive timelines ๐Ÿ”ถ Fullstack React Native + Node.js Mobile App: $๐Ÿฎ,๐Ÿญ๐Ÿญ๐Ÿณ engagement, ๐Ÿญ๐Ÿฐ๐Ÿฌ hours, 5-star close, React Native frontend with Node.js backend, single-developer ownership of the data flow ๐Ÿ”ถ Multi-Vendor Delivery Mobile App (React Native Expo): full marketplace flow, three user types, payment integration, App Store and Play Store submission ๐—ช๐—›๐—”๐—ง ๐—œ ๐——๐—ข โœ… React Native Mobile App Development: production React Native CLI and Expo builds for iOS and Android, TypeScript throughout, App Store and Play Store submission ready โœ… React Native Performance Optimization: smooth animations with React Native Reanimated, list virtualization, memory leak debugging, real-device performance tuning on lower-end Android โœ… React Native + Node.js Full Stack: mobile frontend with Node.js or Nest.js backend, REST and GraphQL APIs, single React Native developer ownership end to end โœ… React Native Animation and UI/UX: complex gesture handling, smooth transitions, React Native Tailwind styling, pixel-accurate interfaces matching design specs โœ… App Store and Play Store Submission: code signing, provisioning profiles, review compliance, TestFlight and Internal Testing rollouts that pass on first submission โœ… Native Module Integration: bridging native iOS and Android code where React Native alone cannot deliver, in-app purchases, push notifications, deep links โœ… React Native Codebase Refactoring: rescuing legacy React Native mobile codebases from previous developers, modernizing to current versions, eliminating tech debt before production scale ๐—ช๐—›๐—ข ๐—œ ๐—ช๐—ข๐—ฅ๐—ž ๐—ช๐—œ๐—ง๐—› ๐ŸŽฏ Founders and product teams launching React Native mobile apps in production, not prototypes ๐ŸŽฏ SaaS companies adding a mobile app to an existing web product where one developer needs to own the full mobile build without handoff friction ๐ŸŽฏ Agencies subcontracting React Native developer work where the delivery standard is App Store grade and timelines are real ๐ŸŽฏ Teams rescuing a legacy codebase from a previous React Native developer who left tech debt behind ๐ŸŽฏ Engagements of 4+ weeks minimum, 30+ hours per week, with decision authority on the client side ๐— ๐—ฌ ๐—ฃ๐—ฅ๐—ข๐—–๐—˜๐—ฆ๐—ฆ Architecture Review: 24-hour turnaround on a React Native CLI vs Expo decision, navigation and state management choice, plus React Native developer scope estimate Design: component architecture, native module integration points, API contract, and App Store submission boundary locked before code begins Build: production React Native mobile code with TypeScript, tests, real-device QA across iOS and Android, and clear handoff documentation Deploy and Iterate: TestFlight and Internal Testing rollout, crash monitoring with Sentry, App Store and Play Store submission, refinement based on real user feedback Send me a message or invite me to your React Native mobile project. Free 24-hour architecture review for React Native developer engagements, no commitment required. #React Native Developer #React Native Mobile

  • React Native
  • React
  • Mobile App Development
  • TypeScript
  • iOS Development
  • Android App Development
  • Android
  • iOS
  • API Integration
  • JavaScript
  • Node.js
  • Firebase
  • Smartphone
  • Full-Stack Development
  • In-App Purchases
  • Claude
  • Front-End Development
  • AI Mobile App Development
  • Expo.io
  • MongoDB
Hakeem A.

San Francisco, California

$50/hr
4.9
56 jobs

๐Ÿ‘‘๐—ง๐—ผ๐—ฝ ๐Ÿญ% ๐—˜๐˜…๐—ฝ๐—ฒ๐—ฟ๐˜-๐—ฉ๐—ฒ๐˜๐˜๐—ฒ๐—ฑ ๐—ง๐—ฎ๐—น๐—ฒ๐—ป๐˜ | ๐—™๐˜‚๐—น๐—น ๐—ฆ๐˜๐—ฎ๐—ฐ๐—ธ ๐——๐—ฒ๐˜ƒ๐—ฒ๐—น๐—ผ๐—ฝ๐—ฒ๐—ฟ | ๐—ก๐—ผ๐—ฑ๐—ฒ.๐—ท๐˜€, ๐—ฃ๐˜†๐˜๐—ต๐—ผ๐—ป & ๐—™๐—ฎ๐˜€๐˜๐—”๐—ฃ๐—œ | ๐—ช๐—ฒ๐—ฏ & ๐— ๐—ผ๐—ฏ๐—ถ๐—น๐—ฒ ๐——๐—ฒ๐˜ƒ๐—ฒ๐—น๐—ผ๐—ฝ๐—บ๐—ฒ๐—ป๐˜ I am an expert Full Stack Developer with over 12 years of experience in building scalable, high-performance web and mobile applications. With a deep understanding of modern frameworks and technologies such as Node.js, Python, and FastAPI, I have consistently delivered innovative solutions to complex challenges, working across the full stack to build end-to-end solutions. As a top 1% Expert-Vetted Talent, Iโ€™ve been pre-screened by industry professionals and talent managers to ensure I meet the highest standards of technical expertise and quality. Throughout my career, Iโ€™ve had the privilege of working in dynamic, high-impact roles at some of the most renowned tech companies, where I gained extensive experience in leading engineering teams and architecting advanced systems. ๐—ฃ๐—ฟ๐—ผ๐—ณ๐—ฒ๐˜€๐˜€๐—ถ๐—ผ๐—ป๐—ฎ๐—น ๐—˜๐˜…๐—ฝ๐—ฒ๐—ฟ๐—ถ๐—ฒ๐—ป๐—ฐ๐—ฒ 1- ๐—ฆ๐—ฒ๐—ป๐—ถ๐—ผ๐—ฟ ๐—ฆ๐—ผ๐—ณ๐˜๐˜„๐—ฎ๐—ฟ๐—ฒ ๐—˜๐—ป๐—ด๐—ถ๐—ป๐—ฒ๐—ฒ๐—ฟ | ๐— ๐—ถ๐—ฐ๐—ฟ๐—ผ๐˜€๐—ผ๐—ณ๐˜ Spearheaded large-scale, cloud-based software systems that supported Microsoftโ€™s enterprise solutions, focusing on security, performance optimization, and user experience. Led cross-functional teams to implement key features for Microsoft Azure and Office 365. 2- ๐—ฆ๐—ฒ๐—ป๐—ถ๐—ผ๐—ฟ ๐—ฆ๐—ผ๐—ณ๐˜๐˜„๐—ฎ๐—ฟ๐—ฒ ๐—˜๐—ป๐—ด๐—ถ๐—ป๐—ฒ๐—ฒ๐—ฟ | ๐—™๐—ฎ๐—ฐ๐—ฒ๐—ฏ๐—ผ๐—ผ๐—ธ Contributed to the core engineering teams responsible for Facebookโ€™s backend services, handling millions of active users and optimizing real-time data processing. Played a pivotal role in building scalable APIs, improving system performance, and enhancing user experience. ๐Ÿฏ- ๐—Ÿ๐—ฒ๐—ฎ๐—ฑ ๐—ฆ๐—ผ๐—ณ๐˜๐˜„๐—ฎ๐—ฟ๐—ฒ ๐—˜๐—ป๐—ด๐—ถ๐—ป๐—ฒ๐—ฒ๐—ฟ | ๐—›๐—ฒ๐—น๐—น๐—ผ๐—ด๐—ผ๐˜ƒ ๐—”๐—œ Directed a team to build AI-powered government solutions, improving efficiency and accessibility for public services. Collaborated with stakeholders to design innovative features while ensuring system reliability and scalability. ๐—ž๐—ฒ๐˜† ๐—ฆ๐—ธ๐—ถ๐—น๐—น๐˜€ & ๐—ง๐—ฒ๐—ฐ๐—ต๐—ป๐—ผ๐—น๐—ผ๐—ด๐—ถ๐—ฒ๐˜€ 1- Backend Development: Skilled in Node.js, Python, FastAPI, and Express.js for building scalable APIs and microservices. 2- Frontend Development: Experienced with React.js, Vue.js, and HTML/CSS for creating responsive web interfaces. 3- Mobile Development: Expertise in React Native and Flutter for cross-platform mobile app development. 4- Cloud & DevOps: Proficient in AWS, Azure, Google Cloud, Docker, Kubernetes, and CI/CD for scalable deployment. 5- Database Management: Strong in relational and NoSQL databases like PostgreSQL, MySQL, MongoDB, and Redis. 6- Agile & Leadership: Experienced in leading Agile teams, driving project success, and mentoring junior developers. ๐—™๐—น๐—ฒ๐˜…๐—ถ๐—ฏ๐—น๐—ฒ ๐—ง๐—ถ๐—บ๐—ฒ๐˜‡๐—ผ๐—ป๐—ฒ ๐—”๐˜ƒ๐—ฎ๐—ถ๐—น๐—ฎ๐—ฏ๐—ถ๐—น๐—ถ๐˜๐˜†: I am comfortable working across a variety of time zones and can adapt to your teamโ€™s working hours, ensuring seamless collaboration no matter where you're based. Whether you need overlapping work hours or full-time availability, I am open to flexible arrangements that align with your teamโ€™s needs. ๐—›๐—ถ๐—ด๐—ต-๐—ค๐˜‚๐—ฎ๐—น๐—ถ๐˜๐˜†, ๐—ฆ๐—ฐ๐—ฎ๐—น๐—ฎ๐—ฏ๐—น๐—ฒ ๐—ฆ๐—ผ๐—น๐˜‚๐˜๐—ถ๐—ผ๐—ป๐˜€: I have a proven track record of building high-performance systems that scale efficiently, ensuring long-term stability and performance. I am committed to delivering robust solutions that meet business goals while optimizing user experience. ๐—™๐—ฎ๐˜€๐˜-๐—ฃ๐—ฎ๐—ฐ๐—ฒ๐—ฑ & ๐—ฅ๐—ฒ๐˜€๐˜‚๐—น๐˜๐˜€-๐——๐—ฟ๐—ถ๐˜ƒ๐—ฒ๐—ป: I thrive in fast-paced environments and understand the importance of meeting deadlines without compromising on quality. I take a results-driven approach to development, always focusing on delivering value quickly and effectively. ๐—ฃ๐—ฟ๐—ผ๐˜ƒ๐—ฒ๐—ป ๐—Ÿ๐—ฒ๐—ฎ๐—ฑ๐—ฒ๐—ฟ๐˜€๐—ต๐—ถ๐—ฝ ๐—ฎ๐—ป๐—ฑ ๐—ง๐—ฒ๐—ฎ๐—บ ๐—–๐—ผ๐—น๐—น๐—ฎ๐—ฏ๐—ผ๐—ฟ๐—ฎ๐˜๐—ถ๐—ผ๐—ป: Throughout my career, Iโ€™ve led multiple cross-functional teams, ensuring strong collaboration and clear communication at all stages of development. Whether working as a lead engineer or as part of a team, I take an active role in mentoring and guiding junior developers to achieve their full potential. ๐—œ๐—ป๐—ป๐—ผ๐˜ƒ๐—ฎ๐˜๐—ถ๐˜ƒ๐—ฒ & ๐—–๐—ผ๐—ป๐˜๐—ถ๐—ป๐˜‚๐—ผ๐˜‚๐˜€ ๐—Ÿ๐—ฒ๐—ฎ๐—ฟ๐—ป๐—ฒ๐—ฟ: I am passionate about staying ahead of the curve in an ever-evolving tech landscape. My curiosity drives me to constantly explore new tools, technologies, and techniques, so I can apply the best possible solutions to each project I undertake. ๐—Ÿ๐—ฒ๐˜โ€™๐˜€ ๐—•๐˜‚๐—ถ๐—น๐—ฑ ๐—ฆ๐—ผ๐—บ๐—ฒ๐˜๐—ต๐—ถ๐—ป๐—ด ๐—š๐—ฟ๐—ฒ๐—ฎ๐˜ ๐—ง๐—ผ๐—ด๐—ฒ๐˜๐—ต๐—ฒ๐—ฟ! With expertise in Full Stack Development, cloud solutions, and Agile, I offer flexible timezone availability and a commitment to delivering high-quality, scalable applications, ready to collaborate and drive results. ๐—ž๐—ฒ๐˜†๐˜„๐—ผ๐—ฟ๐—ฑ๐˜€: Full Stack Developer, Senior Software Engineer, Node.js, Python, FastAPI, React.js, Web Development, Mobile Development, Backend Development, Frontend Development, Full Stack Architecture, API Development, RESTful APIs, Microservices, Cloud Computing, AWS, Azure, Google Cloud, Docker, Kubernetes, CI/CD, Continuous Integration.

  • React Native
  • React
  • Node.js
  • Mobile App
  • Full-Stack Development
  • JavaScript
  • TypeScript
  • React Bootstrap
  • Web Application Development
  • API Development
  • OpenAI API
  • FastAPI
  • Python
  • MERN Stack
  • SQL Programming
Yaroslav D.

Prosyana, Ukraine

$34/hr
5.0
44 jobs

๐˜๐จ๐ฎ ๐๐จ๐งโ€™๐ญ ๐ง๐ž๐ž๐ $๐Ÿ๐ŸŽ๐ค ๐š๐ง๐ ๐Ÿ” ๐ฆ๐จ๐ง๐ญ๐ก๐ฌ ๐ญ๐จ ๐ฏ๐š๐ฅ๐ข๐๐š๐ญ๐ž ๐ฒ๐จ๐ฎ๐ซ ๐ฌ๐ญ๐š๐ซ๐ญ๐ฎ๐ฉ ๐ข๐๐ž๐š. Letโ€™s use ๐€๐ˆ-๐ฉ๐จ๐ฐ๐ž๐ซ๐ž๐ ๐ญ๐จ๐จ๐ฅ๐ฌ to build REAL-WORKING PRODUCT in 5-6 weeks so you can test the idea in the real market๐Ÿฆธโ€โ™‚๏ธ We start with a ๐Ÿ๐ซ๐ž๐ž ๐›๐ซ๐ข๐ž๐Ÿ ๐š๐ง๐ ๐ฉ๐ซ๐จ๐๐ฎ๐œ๐ญ ๐š๐ฎ๐๐ข๐ญโ˜„๏ธ Launch the MVP, get real users and see if the product can generate revenue. If you already have a prototype or code, weโ€™ll review it and move faster from there. ๐™๐™–๐™˜๐™ฉ๐™จ ๐™–๐™—๐™ค๐™ช๐™ฉ ๐™ข๐™š: ๐Ÿ…Launched 500+ ๐™จ๐™ช๐™˜๐™˜๐™š๐™จ๐™จ๐™›๐™ช๐™ก products ๐Ÿ†Developed an app that generated $๐Ÿ๐ŸŽ๐ŸŽ๐ค+ ๐™ˆ๐™๐™ within the first 6 months ๐Ÿš€๐™๐™ค๐™ฅ 1% on UPWORK ๐ŸŽฏCreated competitors for ๐™‰๐™ž๐™ ๐™š ๐™๐™ง๐™–๐™ž๐™ฃ๐™ž๐™ฃ๐™œ ๐˜พ๐™ก๐™ช๐™—, ๐™๐™ž๐™ฃ๐™™ ๐™ˆ๐™ฎ (๐˜ผ๐™ฅ๐™ฅ๐™ก๐™š), ๐™๐™ก๐™ค and others ๐Ÿ’ฒGenerated over $10M ๐™ž๐™ฃ ๐™ง๐™š๐™ซ๐™š๐™ฃ๐™ช๐™š for my clients ๐™๐™ช๐™ก๐™ก ๐™ก๐™ž๐™จ๐™ฉ ๐™ค๐™› ๐™ข๐™ฎ ๐™จ๐™ ๐™ž๐™ก๐™ก๐™จ: ๐Ÿ“ฑ Mobile: TypeScript, React Native, Expo, React Navigation, Redux, Apollo, GraphQL ๐Ÿ–ฅ Web: TypeScript, JavaScript(ES5, ES6, ES7), React.js, Next.js, Redux, SASS/SCSS, GraphQL, REST ๐Ÿ”ง Build tools, package managers: npm, yarn, Eslint, Prettier, Flow, Husky ๐Ÿ—„Testing: Jest, Mocha, Detox ๐Ÿš€AI Tools: Claude Code, Cursor, ChatGPT, Open Claw Having over a decade of experience, I can also cover app design, app marketing, mobile app development, website, shopify, wordpress, full stack developer. ๐˜พ๐™ก๐™ž๐™˜๐™  ๐™ฉ๐™๐™š ๐™œ๐™ง๐™š๐™š๐™ฃ "๐™Ž๐™š๐™ฃ๐™™ ๐™– ๐™ข๐™š๐™จ๐™จ๐™–๐™œ๐™š ๐™—๐™ช๐™ฉ๐™ฉ๐™ค๐™ฃ" ๐™–๐™ฃ๐™™ ๐™›๐™š๐™š๐™ก ๐™›๐™ง๐™š๐™š ๐™ฉ๐™ค ๐™ก๐™š๐™ฉ ๐™ข๐™š ๐™ ๐™ฃ๐™ค๐™ฌ ๐™–๐™ฃ๐™ฎ ๐™ค๐™ฉ๐™๐™š๐™ง ๐™™๐™š๐™ฉ๐™–๐™ž๐™ก๐™จ ๐™ฎ๐™ค๐™ช ๐™ฉ๐™๐™ž๐™ฃ๐™  ๐™ข๐™ž๐™œ๐™๐™ฉ ๐™—๐™š ๐™ง๐™š๐™ก๐™š๐™ซ๐™–๐™ฃ๐™ฉ. As a full-stack React Native Developer with 20,000+ hours of hands-on experience across mobile and web platforms, I specialize in React Native, Flutter, and React.js to build high-performance mobile apps for iOS and Android. This React Native Developer has deep expertise in front-end development using Vue.js, Angular, Next.js, and Laravel to deliver responsive, SEO-friendly web applications. Over 10 years, this React Native Developer has partnered with 30+ teams across the world โ€” from early-stage startups to enterprise clients โ€” shipping 100+ projects with measurable results. As a React Native Developer operating at the intersection of mobile and full-stack development, I bring 20,000+ hrs of engineering expertise in React Native mobile architecture, Expo, React Native Firebase, and React Native WebRTC. This React Native Developer has delivered mobile app development solutions across fitness, fintech, and neo-banking verticals, working alongside flutter developers, android engineers, and Kotlin specialists to ensure cross-platform quality on every build. In addition to mobile expertise, this React Native Developer extends deep capability into backend development โ€” MERN, Node.js, Laravel, Python with Django, and Ruby on Rails โ€” enabling end-to-end delivery across 100+ projects without switching teams. As both a react developer and full stack developer, this React Native Developer has led architecture decisions for scalable REST APIs, Python REST API integrations, and database systems (MySQL, MongoDB) for clients across 30+ global teams. This React Native Developer has also designed and optimized 100+ WordPress and Shopify websites for SEO and conversion, working as both a Shopify and WordPress front-end developer. As a React Native Developer who understands the full product lifecycle, I integrate Auth0, Stripe payment systems, and blockchain modules while leveraging Webflow and Elementor for custom web experiences โ€” delivering cohesive digital products from mobile app to web. With 20,000+ hours logged as a Senior React Native Developer, I specialize in React Native Expo (expo), React Native Firebase, React Native WebRTC, and React Native Engineer workflows across iOS and Android. This React Native Developer has shipped 100+ mobile applications spanning flutter mobile app development, ios mobile app development, and android โ€” bringing a flutter developer and kotlin perspective to every cross-platform architecture decision. As a React Native Developer with full-stack depth, I excel in Node.js, Express.js, and PHP (including Laravel), alongside RESTful API and payment system integration. Across 100+ delivered projects, this React Native Developer has built cross-platform React Native mobile apps using Expo to streamline deployment โ€” a mobile developer who coordinates with business analyst, Laravel, and python developer collaborators to build complete products efficiently. With a strong background in WordPress, this React Native Developer builds custom themes, plugins, and WooCommerce stores while optimizing for speed and SEO. As React Native Developer who covers - Bootstrap, SQL, React Native mobile, Wordpress, Software Development, React Native Firebase, React Native WebRTC, jQuery, Node.js - I use React Native as the primary framework to power apps across every major platform, having done so for 30+ teams across the world. Upd: 5/06

  • React Native
  • React
  • Responsive Design
  • Node.js
  • CSS
  • HTML
  • JavaScript
  • TypeScript
  • Flutter
  • MongoDB
  • Redux
  • HTML5
  • SQL
  • Bootstrap
  • Git
  • Python
  • jQuery
  • WordPress
  • Software Development
  • Vue.js
Syed Faraz A.

Islamabad, Pakistan

$15/hr
4.9
19 jobs

๐ŸŽ๐—œ ๐˜„๐—ถ๐—น๐—น ๐—ฟ๐—ฒ๐˜ƒ๐—ถ๐—ฒ๐˜„ ๐˜†๐—ผ๐˜‚๐—ฟ ๐—ฎ๐—ฝ๐—ฝ ๐—ถ๐—ฑ๐—ฒ๐—ฎ ๐—ฎ๐—ป๐—ฑ ๐˜€๐˜‚๐—ด๐—ด๐—ฒ๐˜€๐˜ ๐˜๐—ต๐—ฒ ๐—ฏ๐—ฒ๐˜€๐˜ ๐˜๐—ฒ๐—ฐ๐—ต ๐˜€๐˜๐—ฎ๐—ฐ๐—ธ ๐—ฏ๐—ฒ๐—ณ๐—ผ๐—ฟ๐—ฒ ๐˜„๐—ฒ ๐˜€๐˜๐—ฎ๐—ฟ๐˜ Are you tired of slow apps, poor UI, crashes, or developers who donโ€™t understand your vision? I help businesses build fast, scalable, and modern mobile apps using React Native for iOS & Android. From smooth UI, animations, and responsive design to advanced features like real-time apps, video calling, and AI integration โ€” I make sure your app is high-performing, stable, and user-friendly. Whether you need a new app, want to fix bugs, improve performance, or add features like push notifications, deep linking, or live updates โ€” I provide complete end-to-end solutions. I focus on clean architecture (MVVM), strong state management, optimized performance, and powerful backend integration (Firebase, Node.js, REST APIs, WebSockets) so your app delivers real value and scales easily. โžค ๐—˜๐˜…๐—ฝ๐—ฒ๐—ฟ๐˜๐—ถ๐˜€๐—ฒ โœ” Cross-Platform Mobile App Development (iOS & Android) โœ” Scalable Architecture (Clean Architecture, MVVM) โœ” High Performance Optimization โœ” Real-time Applications โœ” AI-Powered Mobile Applications โœ” Computer Vision & OCR Solutions โœ” Responsive & Interactive UI Development โžค ๐—ฆ๐—ธ๐—ถ๐—น๐—น๐˜€ โœ” React Native, JavaScript (ES6+), TypeScript โœ” Redux / Redux Toolkit (State Management) โœ” React Navigation โœ” Firebase (Auth, Firestore, FCM) โœ” REST API Integration โœ” Node.js & Express.js โœ” WebSockets (Real-time Apps) โœ” Video Calling (Agora, WebRTC) โœ” Push Notifications & Deep Linking โœ” Animations (Reanimated) โœ” AI & Computer Vision (ML Kit, VisionCamera) โžค ๐—ฆ๐—ฒ๐—ฟ๐˜ƒ๐—ถ๐—ฐ๐—ฒ๐˜€ โœ” Full Mobile App Development (iOS & Android) โœ” UI/UX Implementation (Responsive & Smooth UI) โœ” App Performance Optimization โœ” Bug Fixing & App Improvements โœ” Backend API Development (Node.js, Express) โœ” Real-time Features (Chat, Live Updates) โœ” AI-based Mobile App Features โœ” App Deployment & Maintenance โžค ๐—ช๐—ผ๐—ฟ๐—ธ๐—ถ๐—ป๐—ด ๐—˜๐˜…๐—ฝ๐—ฒ๐—ฟ๐—ถ๐—ฒ๐—ป๐—ฐ๐—ฒ โœ” Developed multiple production-level mobile apps โœ” Worked with startups & growing businesses โœ” Delivered scalable, secure, and high-performance apps โœ” Strong focus on deadlines & client satisfaction โžค ๐—œ๐—ป๐—ฑ๐˜‚๐˜€๐˜๐—ฟ๐˜† โœ” E-commerce โœ” Healthcare โœ” Social Networking โœ” Education โœ” On-demand Services โžค ๐——๐—ผ๐—บ๐—ฎ๐—ถ๐—ป โœ” Real-time Applications โœ” Video Calling Apps โœ” AI-powered Apps โœ” Data-driven Applications โžค ๐—ง๐—ผ๐—ผ๐—น๐˜€ โœ” VS Code โœ” Android Studio / Xcode โœ” Git / GitHub โœ” Postman โœ” Firebase Console โœ” Letโ€™s build a powerful and scalable mobile app โœ” Message me now to get your FREE consultation ๐—ž๐—ฒ๐˜†๐˜„๐—ผ๐—ฟ๐—ฑ๐˜€: React Native, Expo, React, PWA, Mobile App Developer, iOS, Android, Cross Platform, JavaScript, TypeScript, Redux, Firebase, Node.js, Express.js, REST API, WebSockets, Real-time Apps, Push Notifications, Deep Linking, Mobile UI, Responsive Design, App Optimization, Clean Architecture, MVVM, React Navigation, Reanimated, AI Apps, Computer Vision, ML Kit, VisionCamera, Agora, WebRTC, Scalable Apps, Backend Development, Performance Optimization, Full Stack Mobile, Hybrid Apps, Supabase, Speech to text, Frame Processing

  • React Native
  • React
  • Mobile App Development
  • iOS Development
  • Android App Development
  • AI App Development
  • Expo.io
  • TypeScript
  • JavaScript
  • Node.js
  • Firebase
  • Supabase
  • GraphQL
  • Push Notifications
  • WebRTC
  • Agora Video SDK
  • AI Chatbot
  • API Integration
  • Redux
  • AI Mobile App Development
Andrew C.

Lynchburg, Virginia

$85/hr
4.9
40 jobs

Bolt, Lovable, Cursor, and Claude Code get you 70% of the way there. The last 30% is where I live. I finish and harden AI-built apps. If your app demos well but breaks with real users, has security holes you can't see, or stalled when the AI stopped being helpful, that's my lane. I also build production AI from scratch: voice agents, agentic workflows, and full Supabase + Stripe stacks. Recent results: - Took a Lovable-built MVP to production: a creator marketplace that generated 150M TikTok views and paid $15,000 to 200+ creators. Stripe Connect + PayPal payouts, TikTok API, multi-tenant row-level security. Client: "Andrew got my MVP over the line and helped bring my vision to life." - Overhauled a production voice agent for a hospitality venue. It now handles live customer booking calls: transfers, bookings, and answers from multiple knowledge bases. Built 11 automated test cases and daily event intelligence with n8n + Firecrawl. - Audited a Supabase app and found 14 significant bugs, including booking records any logged-in user could read and missing RLS policies. Every finding documented with the specific fix and why it matters. - End-to-end security audit for a legal-tech SaaS handling SSNs and PII: encryption, row-level security, auth hardening. - Food-truck online ordering on Clover POS + Supabase. Client: "Andrew is officially my go-to developer." How I work: - Hourly, with work-log updates every few hours so you always know where things stand. - I use Claude Code and Cursor to ship 2-3x faster, and I verify everything the AI touches. I know what these tools get wrong because I clean it up for a living. - Honest about tradeoffs and limits up front, especially on security work. - I explain technical decisions in plain English. Most of my clients aren't developers. Stack: Supabase (Postgres, RLS, Auth, Edge Functions, Vector/RAG), Stripe (Connect, Subscriptions, webhooks), React, Next.js, React Native, TypeScript, Node.js, ElevenLabs voice agents, OpenAI + Claude APIs, n8n, Trigger.dev, Vercel, AWS. Background: 10 years full-stack across health tech, edtech, and fintech. Taught two web development bootcamps. Top Rated, 100% Job Success. If you built something with AI and it's almost there, send me a message. I'll tell you honestly what it needs, and what it doesn't.

  • React Native
  • React
  • Supabase
  • Stripe
  • TypeScript
  • Next.js
  • AI App Development
  • AI Agent Development
  • Node.js
  • PostgreSQL
  • API Integration
  • OpenAI API
  • Web Application
  • n8n
  • Full-Stack Development
Mustafa G.

Karachi, Pakistan

$15/hr
5.0
31 jobs

Hello, I'm Mustafa Ghouri a Full-Stack Developer and MERN Stack specialist with 6+ years of professional experience building scalable, secure, and high-performance web and mobile applications. I specialize in SaaS platforms, dashboards, REST APIs, and end-to-end custom development designed to support real business growth. I focus on building reliable, maintainable systems not just writing code. ๐Ÿ’ผ What I Do: I help startups, SMEs, and enterprises turn ideas into production-ready digital products. As a full-stack web developer, I handle everything from frontend UI to backend architecture, database design, and third-party integrations. Whether you need a MERN stack application, a Python-based automation system, or a complex enterprise platform I deliver clean, scalable code from day one. ๐ŸŒ Industry Experience: I've successfully delivered full-stack solutions across multiple industries: Marketplaces & E-commerce Travel & Hospitality Custom ERP Systems Healthcare & Mental Health Platforms CRM & Sales Automation Tools Learning Management Systems (LMS) Fitness & Sports Platforms Legal Tech & AI-Assisted Systems Automotive Platforms (Rental, Carpooling, Sales) Finance & FinTech Human Resource Management (HRM) Digital Marketing & Third-Party API Integrations ๐Ÿ”ง Technology Stack: Full-Stack & MERN Development: MongoDB, Express.js, React.js, Node.js (MERN Stack) Next.js, Vue.js, React Native HTML5, CSS3, Tailwind CSS, Bootstrap Progressive Web Apps (PWA) Backend & APIs: PHP (Laravel, Custom PHP) Python (Django, FastAPI) Node.js (Express, NestJS, AdonisJS) Golang RESTful APIs, GraphQL, Firebase, Supabase Databases & Cloud: MySQL, PostgreSQL, MongoDB, DynamoDB AWS, DigitalOcean, Firebase, Elasticsearch API Integrations: Stripe, PayPal, Twilio, DocuSign, Xero Google Maps, Meta APIs (Facebook, Instagram), TikTok DevOps & Infrastructure: Linux (Ubuntu, CentOS), LAMP Stack CI/CD Pipelines Cloud Hosting & Application Scaling ๐Ÿ‘ฅ Team Collaboration: I work with a dedicated team, including: Senior Full-Stack Developers English-Fluent Project Managers QA Engineers for full-cycle testing UI/UX Designers & Solution Architects This ensures clear communication, structured delivery, and consistent quality. ๐Ÿš€ Services: Full-Stack Web Application Development (MERN, Laravel, Django) SaaS & Subscription-Based Platforms Marketplace, CRM & Social Platforms Healthcare, Legal & ERP Systems Mobile App Development (React Native) REST & GraphQL API Development AI Automation & LLM Integrations (ChatGPT, Claude) Database Design & System Architecture Full-Cycle Delivery (Planning โ†’ Launch) ๐Ÿ•’ Why Clients Work With Me: Responsive and reliable communication Transparent and structured development process Strong problem-solving and business understanding Scalable full-stack solutions built for long-term use Direct developer access with project management support ๐Ÿ’ฌ Let's Work Together: If you're looking for an experienced full-stack developer or MERN stack expert to build or scale your product, I'd love to discuss your project. Feel free to message me to get started.

  • React Native
  • React
  • HTML
  • jQuery
  • JavaScript
  • CSS
  • Node.js
  • Bootstrap
  • MySQL
  • PHP
  • Laravel
  • WordPress
  • Plugin Customization
  • Next.js
  • Shopify
  • Stripe
  • Stripe API

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Hire the Best React Native Developers

Whether you need help building cross-platform apps, integrating APIs, or optimizing mobile performance, hiring a freelance React Native developer on Upwork can meet your needs quickly and effectively.

What does a React Native developer do?

React Native developers build high-performance, cross-platform mobile applications using a single codebase for iOS and Android. They use JavaScript or TypeScript to create user-friendly interfaces, integrate with APIs, and deliver scalable functionality across devices.

Freelance React Native app developers on Upwork support a wide range of development projects across industries and tech stacks:

  • Cross-platform mobile apps. Develop scalable React Native applications with one codebase for iOS and Android.

  • Performance optimization. Improve app performance with debugging, testing, and real-time load time enhancements.

  • Third-party integrations. Connect mobile apps to APIs, payment systems, cloud platforms like Firebase, AWS, or backend services.

  • UI/UX implementation. Build user interfaces using reusable, native components for a seamless user experience.

  • App store readiness. Prepare mobile applications for smooth deployment on the App Store and Google Play.

How to hire a React Native developer on Upwork

Hiring the right React Native developer starts with defining your project requirements, whether you need a full app built from scratch, help with performance optimization, or onboarding support for an existing codebase. It's very easy to do on Upwork; just follow these steps:

Step 1: Craft a targeted job post

Write a clear job post that describes your app goals, supported platforms, and technical requirements. A strong job description helps developers determine whether their capabilities match the job needs. Include your design assets, development timeline, and whether you're building a new app or updating an existing one.

Step 2: Filter and evaluate candidates

Search for dedicated React Native developers with relevant experience and mobile app portfolios. Vetting should involve looking for shipped projects, integrations with APIs, and client reviews that mention communication and reliability.

Step 3: Interview your top choices

Ask questions about their approach to performance optimization, debugging, and working with tools like Redux, GraphQL, or Firebase. Discuss how they handle cross-platform testing and CI/CD setup.

Step 4: Agree on scope and begin work

Set clear expectations around deliverables, timelines, and milestones. Use Upworkโ€™s built-in tools to securely manage feedback, payments, and code delivery.

Benefits of hiring on Upwork

Hiring a React Native developer able to provide fast, flexible support to build or scale mobile apps can easily fill gaps you have on your team. Upwork connects you with proven developers who can launch quickly, work independently, and collaborate with your team. Some of the benefits of using Upwork include:

  • Cross-platform flexibility. Access freelancers with cross-platform skills and experience.

  • Cost-effective talent. Scale your dev resources without hiring full time.

  • Collaboration tools. Share files, manage milestones, and message in-platform.

  • Payment protection. Only pay for approved, completed work.

How much does hiring a React Native developer cost?

Costs for hiring a React Native developer depend on the developerโ€™s skill set, location, and development project scope. On Upwork, hiring React Native app developers will typically cost between $24 and $45 per hour. Youโ€™ll find developers of different skill levels, which can be helpful for varying complexities of tasks.

More entry-level developers are great for smaller tasks and bug fixes, while mid-level developers are prime for feature and cross-platform app development. Youโ€™ll want more skilled developers for end-to-end development services, app performance tuning, or development team leadership.

Rates and pricing also vary depending on whether you hire a dedicated team, a full-time developer, or a part-time freelancer. For most startups and small businesses, hiring freelancers can be one of the most cost-effective methodologies to access top-notch talent without the overhead of an in-house hire.

Here are some estimated rates by engagement type:

Engagement type

Average cost (USD)

Hourly

$24 โ€“ $45 an hour

Small fixed-price project

$500 โ€“ $1,500 (e.g., bug fixes, API integration, onboarding support)

Large fixed-price project

$3,000 โ€“ $8,000 (e.g., full React Native app with back-end integration, app store deployment)

Frequently asked questions

Is hiring a React Native developer worth it?

Hiring a React Native developer can be worth it if your goal is to build a high-quality mobile app efficiently and cost-effectively. 

React Native developers bring the ability to create cross-platform apps using a single codebase, which can significantly reduce development time and cost. Their expertise in JavaScript, TypeScript, and tools like Redux, GraphQL, and Firebase helps ensure your app is scalable, user-friendly, and ready for deployment on both iOS and Android.

Whether you're a startup needing to launch quickly or an established business improving app performance or functionality, a skilled React Native developer can support success across the full development process โ€” from building user interfaces to integrating APIs and back-end systems.

Should I hire a freelance React Native developer or a dedicated team?

The decision to hire a freelance React Native developer or a dedicated team depends on the requirements for your project. A freelance React Native expert is ideal for startups or businesses that need cost-effective help with features, debugging, or short-term development projects. Freelancers are flexible and can often join quickly to accelerate your timeline.

A dedicated team of React Native app developers may be better suited for large-scale or ongoing application development. Teams can handle end-to-end delivery, from front-end UI to back-end integrations with Node.js, AWS, or Firebase. While more expensive, dedicated teams often provide built-in project management and QA testers, reducing risks for complex apps.

How do I build a React Native app?

To build React Native applications, youโ€™ll need developers skilled in JavaScript/TypeScript, React.js, and mobile app development workflows. The app development process typically includes:

  • Planning. Define app goals, user interfaces, and back-end requirements.

  • Development. Implement core features, APIs, and data handling with Redux or GraphQL.

  • Testing. Use tools like Jest and CI/CD pipelines to ensure stability.

  • Deployment. Publish to the iOS App Store and Google Play, optimizing app performance for both platforms.

A strong React Native developer will establish proper project management practices, ensuring smooth collaboration with designers, back-end programmers, and QA testers.

What tools improve React Native app performance and workflow?

For faster prototyping and simplified deployment, many developers use tools like Expo. It also supports push notifications, asset management, and real-time device testing.

For production-grade apps, seasoned developers implement CI/CD pipelines to automate testing, debugging, and app performance optimization.  Jest and other similar tools help ensure high-quality code, while state management libraries such as Redux or GraphQL keep applications scalable and maintainable.

If youโ€™re hiring, ask candidates about their experience with these tools. Successful past efforts strongly indicate they can deliver a user-friendly, high-performance mobile application.