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I already have an Expo project started and need an experienced React Native developer to finish the front-end for a small, fully local crypto-exchange mock-up. The work is strictly UI—no server calls, no blockchain integration—everything is stored on the device. Scope of the remaining work • Complete three screens: Home Dashboard, Buy/Sell, and Portfolio, wired together with React Navigation. • Add a lightweight security gate: a 4-digit PIN code set on first launch and validated on every app open (SecureStore or similar local option is fine). • Implement the layout exactly as in the Figma design reference I’ll share; responsiveness on common phone sizes is essential. • Persist mock portfolio data, recent trades, and the user’s PIN via AsyncStorage (or SecureStore for the PIN). • Keep the code clean, component-based, and ready for future state-management upgrades (Context or Redux toolkit if you prefer). Deliverables 1. Updated Expo project in a Git repo with clear commits. 2. Pixel-perfect UI for all three screens, fully navigable. 3. Local data persistence and PIN flow working on both iOS and Android simulators. 4. Brief README explaining setup, key components, and where to plug in an eventual backend. I’m available for quick questions and can review incremental pushes, so feel free to work iteratively. Let’s wrap this up and make the demo shine!
ID do Projeto: 40332850
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97 freelancers estão ofertando em média $491 USD for esse trabalho

HELLO, I HAVE WORKED ON REACT NATIVE (EXPO) APPS WITH CLEAN UI IMPLEMENTATIONS AND LOCAL DATA HANDLING, AND CLEARLY UNDERSTAND YOUR REQUIREMENT FOR COMPLETING A CRYPTO UI MOCKUP WITH SECURE LOCAL STORAGE. I HAVE 10+ YEARS OF EXPERIENCE IN REACT NATIVE AND FRONTEND DEVELOPMENT, AND CAN DELIVER PIXEL-PERFECT SCREENS BASED ON FIGMA WITH CLEAN, COMPONENT-BASED CODE. APPROACH → COMPLETE HOME, BUY/SELL, AND PORTFOLIO SCREENS → INTEGRATE REACT NAVIGATION → IMPLEMENT 4-DIGIT PIN FLOW (SECURESTORE) → SETUP LOCAL DATA PERSISTENCE (ASYNCSTORAGE) → ENSURE RESPONSIVENESS ACROSS DEVICES → FINAL TESTING. THE APP WILL HAVE SMOOTH NAVIGATION, SECURE PIN VALIDATION ON LAUNCH, AND WELL-STRUCTURED CODE READY FOR FUTURE BACKEND OR STATE MANAGEMENT INTEGRATION. I WILL PROVIDE 2 YEAR FREE ONGOING SUPPORT AND COMPLETE SOURCE CODE. WE WILL WORK WITH AGILE METHODOLOGY AND WILL GIVE YOU ASSISTANCE FROM ZERO TO DEPLOYMENT. I AM AVAILABLE FOR ITERATIVE UPDATES AND QUICK FEEDBACK LOOPS. I EAGERLY AWAIT YOUR POSITIVE RESPONSE. THANKS
$400 USD em 7 dias
8,3
8,3

With over 18 years in the web and app development industry, my team at CnELIndia brings an unwavering commitment to delivering quality projects, on time and within budget. This winning track record is affirmed by the glowing testimonials from more than 743 satisfied clients we've served over the years. As a premier enterprise specializing in various technologies including React Native, CnELIndia is prepared to bring its wealth of expertise to bear on your crypto UI project. Our skills in Android, iOS Development, JavaScript and Mobile App Development will ensure we produce a pixel-perfect UI in line with your Figma design reference. Additionally, our proficiency with AsyncStorage, SecureStore and context/redux toolkit for state management aligns perfectly with the storage requirements of your project. With our well commented Git Repo updates, you can easily keep track of our progress till the successful completion of the project. Trust us to deliver a polished and fully functional app for both iOS and Android devices that sets you up for future state management upgrades when needed. Choose CnELIndia and enjoy a smooth experience as we wrap up your project and make your demo shine! I look forward to answering any questions you have during this process.
$500 USD em 7 dias
7,9
7,9

Hello, I understand you need help finishing the UI of a React Native Expo app for a local crypto exchange mock-up. I will complete the Home Dashboard, Buy/Sell, and Portfolio screens as per your Figma designs, ensuring they are responsive and easy to navigate with React Navigation. I'll implement a simple 4-digit PIN security system stored locally and persist portfolio data and trades using AsyncStorage or SecureStore. The code will be clean and component-based, ready for future state-management improvements. I will keep you updated through clear commits and provide a README to explain setup and key parts. To proceed smoothly, I have a few questions to clarify your needs. Do you already have the Figma designs ready to share? What are the exact phone sizes you want the app to support? Could you confirm if SecureStore is your preferred storage for the PIN over AsyncStorage? Are there any specific design details or interactions in the mock-up that require special attention? Would you like the README to include instructions on how to extend the app with real backend integration? Looking forward to working with you. Best regards,
$750 USD em 23 dias
7,1
7,1

Hi Dear, We can finalize your app with clean, component-based React Native code, implementing pixel-perfect UI from your Figma design and smooth navigation using React Navigation. The PIN flow will be securely handled using SecureStore, with AsyncStorage for portfolio data and trades. The structure will be modular and scalable, ready for future integration with backend or state management tools like Context or Redux Toolkit. A few questions to clarify: ====================== Do you want biometric unlock (Face ID / Fingerprint) as an optional extension to the PIN? Should mock trade data be pre-seeded or fully user-driven? Any animations or transitions specified in Figma that we should strictly follow? Do you prefer Context API setup now or keep it minimal for this phase? Best Regards, Srashtasoft Team
$500 USD em 7 dias
7,0
7,0

Hi! I understand you need your Expo crypto-exchange mock-up completed with pixel-perfect UI across Home, Buy/Sell, and Portfolio screens, fully wired with React Navigation and local data persistence. I’ve handled similar React Native projects before, including SecureStore PIN flows and AsyncStorage-based mock data, so I can finish your front-end exactly to your Figma specs while keeping the code clean and ready for future enhancements. I can work iteratively and commit directly to your repo for easy review. Looking forward for your positive response in the chatbox. Best Regards, Arbaz M
$500 USD em 3 dias
6,4
6,4

Hi there, I’ve developed multiple crypto trading apps, including a fully functional web app that integrated with Binance and KuCoin APIs for real-time trading. I understand the importance of UI/UX in such products, as a well-designed interface can significantly impact user engagement. With my extensive experience in React and React Native, I can deliver a fully optimized front-end that works seamlessly across devices. I’ve also worked with Expo and built production apps that are now live on the App Store and Google Play. Let’s schedule a 10-minute introductory call to discuss your project in more detail and see if I’m the right fit for your needs. I’m eager to learn more about your exciting project. Best, Adil
$427,35 USD em 7 dias
6,2
6,2

Your Figma screens will look perfect in the simulator but break on real devices if you hardcode pixel values instead of using flexbox with percentage-based layouts. I've debugged this exact issue on 4 React Native projects where designers assumed iPhone 14 dimensions and the UI collapsed on Android tablets. Before I finalize the component structure, two quick questions - does your Figma file include dark mode variants, and are you planning to support landscape orientation? This affects how I'll set up the responsive containers and whether I need to build adaptive layouts now or leave hooks for later. Here's the execution plan: - REACT NATIVE + EXPO: Build three screens using functional components with proper prop drilling, ensuring smooth 60fps animations on the Buy/Sell price ticker and portfolio chart transitions. - FIGMA TO CODE: Convert your designs using react-native-responsive-screen for scaling instead of fixed dp values, so the UI adapts cleanly across iPhone SE to Android Max devices without manual breakpoints. - SECURESTORE + ASYNCSTORAGE: Implement PIN validation with biometric fallback option (Face ID/fingerprint) using expo-local-authentication, storing encrypted credentials in SecureStore while keeping portfolio data in AsyncStorage for faster reads. - REACT NAVIGATION: Set up stack navigator with custom header animations and gesture-based transitions, pre-wiring the navigation structure so you can drop in API calls later without refactoring routes. - STATE ARCHITECTURE: Use Context API with useReducer for mock trade logic and portfolio calculations, structured so migrating to Redux Toolkit later is a 30-minute swap, not a rewrite. I've built 8 fintech mobile apps including two that passed App Store financial compliance reviews. The difference between a demo that impresses investors and one that feels like a prototype is in the micro-interactions - I'll add haptic feedback on trade confirmations and skeleton loaders on screen transitions to make it feel production-ready. Let's do a quick 10-minute screen share where you walk me through the Figma file so I catch any interaction states or edge cases that aren't documented. I don't start coding until I understand the full user flow.
$450 USD em 10 dias
7,1
7,1

Hi I will be able to help you. Please message me so that we will have detail technical discussion. I have 9+ years of combined experience in Mobile Application development, Website development, Desktop application development, 3rd party Artificial Intelligence api, AR/ VR, Chatbot, Blockchain- Cryptocurrency, CRM & ERP, Game Development and any other Software development. Please consider me and initiate a chat for further detailed discussion. Regards, Anju
$400 USD em 7 dias
6,6
6,6

I'm Iosif Peterfi, 15+ years crafting robust front-ends and mobile-ready experiences from Berlin. This is my speciality: delivering secure, offline-first mobile UIs with pixel-perfect fidelity and architecture-ready code that scales for future enhancements. You're finishing an Expo project with three screens (Home Dashboard, Buy/Sell, Portfolio), wired through navigation, a 4-digit PIN on first launch secured locally, and local persistence for the mock portfolio, trades, and PIN. The UI must match a Figma reference, be responsive to common phone sizes, and be built with clean, reusable components ready for future state management. I'll deliver a Git-repo with clear commits, pixel-perfect UI across the three screens, full local data persistence and the PIN flow working on iOS and Android simulators, and a concise README explaining setup, key components, and where to plug in a backend later. The code will be organized for easy extension to Context or Redux Toolkit when you're ready, reducing risk of rework and accelerating future iterations. Last month I helped a fintech startup prototype a mobile wallet UI, delivering pixel-perfect screens and offline data persistence. The result: faster validation and a 30% drop in design-to-dev iterations. Let's chat - I can walk you through my plan in 15 minutes.
$2.250 USD em 14 dias
6,1
6,1

Hello There!!! ★★★★ (Pixel-perfect React Native crypto UI with local PIN & portfolio persistence) ★★★★ Project understanding: You need a React Native developer to finish your Expo crypto mock-up, focusing on UI only. Three screens—Home Dashboard, Buy/Sell, Portfolio—must be fully navigable with local data persistence and a secure 4-digit PIN. ⚜ Complete UI implementation from Figma ⚜ React Navigation wiring for smooth flow ⚜ Local PIN security with SecureStore ⚜ AsyncStorage for portfolio and trades ⚜ Responsive design for common phone sizes ⚜ Clean, component-based code ready for future state management ⚜ README with setup and component guide I’ve built React Native UIs with Expo before, focusing on pixel-perfect design and smooth navigation. I’ll implement the screens, PIN flow, and local persistence iteratively, ensuring both iOS and Android work flawlessly. Warm Regards, Farhin B.
$256 USD em 10 dias
6,6
6,6

Pure UI implementation from Figma is exactly the kind of work we move fast on — no guesswork, just pixel-perfect execution. We've built multiple Expo + React Native apps with similar scope: Figma to production, React Navigation between screens, local data persistence with AsyncStorage/SecureStore, PIN authentication with device storage. Clean architecture, readable code, proper component separation. For your three screens (Home Dashboard, Buy/Sell, Portfolio) + PIN gate: we'll implement everything exactly to spec, wire up mock data persistence, and ensure responsive layout on standard Android and iOS screen sizes. Deliverables: complete source code (all 3 screens + PIN gate), Expo-compatible build, all mock data persisting correctly between app opens, pixel-perfect Figma implementation, 30-day post-delivery support. We can start immediately after you share the Figma link.
$400 USD em 10 dias
6,7
6,7

With 13+ years of experience as a full-stack developer, I have established a reputation for delivering high-quality, scalable and maintainable systems. My primary expertise encompasses React Native and mobile app developments that extend to iOS and Android platforms. I have a keen eye for UI design and will ensure that your app is pixel-perfect and responsive across various phone sizes just like you outlined in the project description. I've previously executed similar projects that focused on local data storage and encryption. So your requirement of utilizing SecureStore/AsyncStorage for a lightweight security gate and persisting PINs, portfolios, and trade data presents no challenges to me. Further, my fluency in Context & Redux toolkit ensures your codebase will be readily adaptable for future state management upgrades. Having established my identity as an independent freelancer, I give prime importance to taking personal responsibility for the projects I undertake, which aligns well with your preference. Thanking You Chandan Kandar
$500 USD em 15 dias
6,3
6,3

I can finish your Expo project’s UI exactly as in your Figma designs, making sure it looks sharp across common phone sizes. I’ve built similar local-only React Native apps with secure PIN gates using SecureStore and AsyncStorage, so the layout, routing with React Navigation, and data persistence will be solid and reliable. To keep the PIN secure but user-friendly, would you prefer auto-lock on app background or just on full close? Also, for portfolio and trades data, do you want simple JSON storage or any encryption considered? I’ll follow clean, component-driven code patterns so you’ll be ready to add Redux or Context later without hassle. I’ll push commits frequently for your review to keep things aligned as we go. Ready to start now and deliver the complete, pixel-perfect UI with local persistence and PIN security, so your demo looks flawless.
$500 USD em 7 dias
5,7
5,7

Hii there, I’m offering a 30 percent discount for this project and would be glad to assist you in building a React Native crypto UI. With experience in React Native and mobile interface design, I can create a sleek, responsive, and user-friendly UI for your cryptocurrency app. I will focus on designing clean screens for wallets, transactions, charts, and dashboards, ensuring smooth navigation and interactive elements. The UI will be optimized for performance on both iOS and Android devices, with attention to modern design trends and usability for crypto users. As a dedicated freelancer, I prioritize attention to detail, clear communication, and delivering high-quality, polished mobile interfaces. I am confident that I can build a React Native crypto UI that is both visually appealing and functional. Kind regards, Sohail Jamil
$250 USD em 1 dia
6,2
6,2

hi! i have reviewed the details of your project and i can do this!!. we have handled similar projects successfully, and I am confident we can deliver high quality results for you. we prefer clear communication and regular updates so that the project progresses smoothly and meets your expectations. let's have a detailed discussion, as it will help me give you a complete plan, including a timeline and estimated budget. I will share my portfolio in the chat to show relevant examples of our past work. looking forward to your response. mughiraa
$500 USD em 7 dias
5,5
5,5

With over a decade's worth of experience across web and mobile application development, I believe I can bring the skills you need to successfully complete your React Native Crypto UI project. My work is all about tapping into the most effective technologies available, and creating solutions that are bug-free, scalable and future-proof. I've had extensive practice with React Native and Redux toolkit and will ensure that the code I deliver is clean, tidy and ready for any future upgrades; without compromising on functionality. Whats sets me apart from other developers is not just my skill set but also my approach. As a freelancer, I understand the importance of effective communication and quick understanding of client requirements. Given this, you can trust that there'll be less back-and-forth as I strive to truly understand your expectations upfront so as to deliver solutions that fully meet your needs. Moreover, drawing from my proficient use of AWS infrastructure as well as Git for version control, our collaboration process will be organized with incremental pushes to a Git repo. You'll always be in the loop regarding the latest developments. Keeping in mind that you'd like the app to be ready for an eventual backend, I will make sure the documentation includes clear explanations about key components and where to seamlessly integrate any backend elements. With me on your project, we don't just get it done but rather create a valuable asset for your business.
$250 USD em 7 dias
5,8
5,8

Hi there! I’m excited about your React Native Crypto UI Build project. With my extensive experience in React Native development and a keen eye for detail, I’m well-prepared to finish the front-end for your crypto-exchange mock-up. My approach will be to complete the three screens you described, ensuring they align perfectly with your Figma designs while implementing a secure PIN code process using SecureStore. I will also ensure all data is stored locally with AsyncStorage, allowing for a smooth user experience. For a similar project, I successfully built a mobile app featuring intricate UI designs and user authentication, delivering on time with comprehensive documentation. I estimate that the project can be wrapped up in about 8 days. What specific navigation transition effects are you considering for the screens? Regards, Khurshid Ahmed
$250 USD em 7 dias
4,9
4,9

Hello, I understand you are looking for an experienced React Native developer to complete the front-end of your Expo project for a local crypto-exchange mock-up. I am well-versed in React Native development and can efficiently handle the UI tasks you have outlined. My focus will be on creating a seamless user experience across the Home Dashboard, Buy/Sell, and Portfolio screens, ensuring responsiveness on various phone sizes. To enhance security, I will implement a 4-digit PIN code feature using SecureStore or a similar local option. The layout will be precisely as per your Figma design reference, with data persistence and PIN validation through AsyncStorage. I will maintain clean, component-based code that can easily adapt to future state-management upgrades. I am ready to start immediately and would love to discuss further details to ensure we meet your expectations. Looking forward to the opportunity to collaborate on this project. Best regards, Justin
$500 USD em 7 dias
5,0
5,0

Hi there, The risk in multi-model growth is "Activity Bias"—scaling SEO and PPC without realizing a 'Trust Gap' or 'Intent Mismatch' is what’s actually stalling ROI. I don’t just "manage accounts"; I architect High-Intent Funnels that prioritize traffic quality over vanity volume. Direct Answers: Management vs. Strategy: Management is maintaining bids/keywords; Strategy is re-allocating capital to the 20% of inputs driving 80% of revenue. Diagnosis: I isolate variables. High CTR + high bounce = Ad-to-Page Mismatch. High time-on-site + low conversion = Trust/Offer Deficit. Keyword Value: I weigh CPC against LTV. If unit economics don't support the CAC, we kill the theme. Example: Optimized a service by switching from "Cheap" to "Premium + Guarantee," dropping volume by 20% but increasing lead-to-sale value by 300%. Strongest: National E-comm. Complex offers like "lenses-in-existing-frames" require the high-trust messaging I specialize in. First 14 Days: Audit GA4/GTM data integrity, then perform a "Search Term-to-Landing Page" gap analysis for all 3 brands. Access: Full GA4, Google Ads, GSC, and current "Lead-to-Sale" data. Best regards, Waqas Ahmad
$500 USD em 7 dias
5,1
5,1

Hello, I am excited about the opportunity to make the demo shine. I see that you need the frontend finished for the small, fully local crypto exchange mockup. Please contact me to discuss more details. Let's wrap this up quickly, Fahad.
$250 USD em 2 dias
5,0
5,0

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