
Closed
Posted
Paid on delivery
I’m ready to launch a full-stack platform—web plus native iOS and Android apps—that lets everyday users buy and sell digital gold as effortlessly as they do on the JAR app. Core flow • Users sign up or sign in, manage their KYC-verified profile, and see their current gold balance at a glance. • Real-time price data streams in continuously so every purchase, sale, or chart view reflects the live market. • From the trade screen, they can complete transactions with credit or debit cards or through popular digital wallets; no bank-transfer rails are needed at this stage. What I need from you 1. A responsive web portal (React, Vue or similar) plus two polished, store-ready mobile apps built with either native code or a robust cross-platform framework such as Flutter or React Native—whichever you are most comfortable delivering to production quality. 2. Secure backend with user authentication, KYC document storage, wallet management and transaction ledgering. I’m fine with Node, Django, Laravel or similar as long as security best practices—encryption at rest, token-based auth, HTTPS everywhere—are observed. 3. Integration with a reliable gold-price feed (for example, Metals-API) and payment gateways that accept the card and wallet options noted above. 4. Admin dashboard for user management, price-margin control and manual overrides. 5. End-to-end testing, app-store deployment support and clear hand-off documentation so I can operate and scale the platform after launch. Acceptance criteria • Web portal and both mobile apps compile and run without errors, pass QA test cases and are approved by Apple App Store and Google Play. • Live price feed updates in under two seconds. • Successful purchase and sell flows settle in my test environment using the specified payment methods. • All sensitive data is encrypted and OWASP checks show no critical issues. If this sounds like your wheelhouse, tell me how you’d architect the stack, which gold-price and payment APIs you prefer, and your estimated timeline for an MVP and full release.
Project ID: 40190861
42 proposals
Remote project
Active 14 days ago
Set your budget and timeframe
Get paid for your work
Outline your proposal
It's free to sign up and bid on jobs
42 freelancers are bidding on average ₹35,464 INR for this job

As a seasoned professional with over 8 years of experience in mobile app development and a versatile skill set including API Integration, Flutter, Mobile App Development, and more, your project aligns perfectly with my expertise. I have extensive experience building robust, scalable cross-platform applications using Flutter and React Native - precisely what you're seeking. Not only will my native code proficiency ensure your apps are store-ready and offer an excellent user experience, but I can also fulfill this using a robust cross-platform framework such as Flutter or React Native—whichever method best serves your vision. One of the most critical aspects of your platform is data security—encryption at rest, token-based authentication, HTTPS everywhere. Drawing from my solid experience with Node.js and Buiklar on back-end development, I can guarantee that I'll observe all security best practices while maintaining the high-performance levels you need. Lastly, my track record of quality deliverables within agreed timelines resonates well with your requirements for an MVP and eventual full release. I will use my elevated level of professionalism combined with clear communication to manage the project effectively from inception to completion. Partner with me for impeccable craftsmanship that directly meets your goals and user expectations! Let's prospect together!
₹20,000 INR in 5 days
6.6
6.6

Hi I have read your requirements and I am sure 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 in Native on Android Java, kotlin and IOS Swift, and For Hybrid Cross platform on Flutter Dart & React- Native and for web and backend on react js and node js, Python Django, Power BI, Scikit-learn, Data Science AI ML, PyTorch, TensorFlow, SparkML , java spring boot and php CodeIgniter mvc. Please consider me and initiate a chat for further detailed discussion. Regards, Anju Logical Soft Tech Pvt Ltd, Indore(M.P)
₹30,000 INR in 7 days
6.5
6.5

Hello, This is exactly the kind of full-stack fintech platform I build. I can deliver a secure, scalable digital gold trading system across web, iOS, and Android with production-grade quality. Architecture Approach Frontend: React web portal + Flutter mobile apps (single codebase, store-ready UI, faster delivery) Backend: Laravel or Node.js with token-based auth, encrypted wallets, transaction ledgering, and KYC storage Real-time pricing: Metals-API (WebSocket/polling hybrid for <2s updates) Payments: Stripe + wallet integrations (Apple Pay / Google Pay where applicable) Core Features User onboarding, KYC verification, wallet & gold balance tracking Live buy/sell trading with instant price locking Admin dashboard for users, margins, overrides Secure APIs (HTTPS, JWT, encryption at rest, OWASP-compliant) Delivery & Testing End-to-end testing across web & mobile App Store & Play Store submission support Clean documentation & deployment handover
₹90,000 INR in 40 days
5.3
5.3

I’m excited about the opportunity to help you build a full-stack digital gold trading platform with web, iOS, and Android apps. Your vision delivering a seamless, real-time gold trading experience similar to the JAR app is well within my expertise. I’ve delivered secure, high-performance fintech and trading applications before, and I prioritize scalability, compliance, and polished UX. I can provide architecture diagrams, API selection reasoning, and UI flow suggestions before starting to ensure alignment. I’d love to discuss your preferred payment providers and KYC options to finalize integration choices and begin immediately.
₹25,000 INR in 20 days
4.8
4.8

With over 9 years in Mobile and Web Development, my team and I can build you the streamlined, user-friendly platform you're envisioning, where users can easily buy and sell digital gold. We believe in providing top-notch quality work, which means that we are well-versed in the technologies that best suit your needs - React Native for cross-platform development, Node.js to ensure security Best Practices, and an architecture that ensures compatibility on all browsers. As for the third-party APIs and price feed integration, we would recommend URLSession for iOS and Retrofit for Android apps. For gold-price feed, based on our experience, we find the Metals-API a reliable one. Additionally, we have deep knowledge and ample experience integrating payment gateways; we propose using Stripe or PayPal to cater to your need of card-based transactions and popular wallets in a secure manner. Moreover, as you intend to handle massive amounts of sensitive data like KYC documents and financial transactions, our expertise with encryption at rest and token-based authentication mixed with HTTPS protocol will enable us to ensure every single bit of data is encrypted and that there are no critical issues according to OWASP checks. By choosing us for your project not only will you be getting encrypted backend secure systems, but also a responsive web mobile App Google Play
₹25,000 INR in 7 days
5.4
5.4

As a Top Rated developer with a dedicated team of 20+ professionals, my firm - Prajapati Technologies - is uniquely positioned to offer you the precise stack experience that your Digital Gold project demands. Our expertises extend beyond Web and Mobile Development to include intricate tasks such as integrating with reliable gold-price feeds and payment gateways and ensuring robust security over crucial data points like user authentication, KYC verification, wallet management and transaction ledgering using encryption at rest además token-based authentication. Moreover, I understand the significance of the intricate features your project requires like real time price data streams and efficient payment gateways that accept various card options or digital wallets. My proficiency in app-store deployment & end-to-end testing will indeed help you settle the transaction successfully in your test environment adhering to all security limitations. I promise you scalability, security and satisfactory completion of all your acceptance criteria on time. Give me a chance to exhibit my skills by creating for you an MVP with excellent UI/UX and a robust backend coupled with full release timeline and a documentation that will enable you to operate harmoniously post-launch. Let's be partners in this exciting venture!
₹35,000 INR in 15 days
4.7
4.7

Hello, I can build a JAR-style digital gold platform with a clean, secure, and scalable full-stack setup—covering web, iOS, and Android—focused on speed, compliance, and smooth trading. Proposed stack Web: React Mobile: Flutter (single codebase, App Store & Play Store ready) Backend: Node.js with secure auth, encrypted KYC storage, wallet & transaction ledger Live gold prices: Metals-API or equivalent with near real-time updates Payments: Card & wallet gateways (Stripe/Razorpay or region-appropriate) Admin panel: User/KYC management, price margins, overrides, logs Deliverables Responsive web portal + iOS & Android apps Secure backend APIs with full source code Buy/sell gold flow with live pricing Admin dashboard Testing, store deployment support, and handover documentation Timeline MVP: 8–10 weeks Full release: 12–14 weeks I have experience building fintech and wallet-based platforms where security, accuracy, and uptime are critical. I’d be happy to discuss architecture, APIs, and milestones in detail. Best regards, Amaan Khan P. CUBEMOONS PVT LTD.
₹25,000 INR in 7 days
3.8
3.8

Hello, I have carefully read your complete project description and the acceptance criteria, and this digital gold platform idea is both exciting and ambitious. I genuinely appreciate the clarity around compliance, performance, and scalability, and I am very interested in understanding your vision for user trust, growth, and long term operations after launch. Your requirements around a responsive web portal, polished iOS and Android apps, secure authentication with KYC handling, real time gold pricing, smooth card and wallet payments, and a powerful admin dashboard are well understood. I am comfortable owning this build end to end while ensuring strong security practices, clean architecture, and store ready delivery. User onboarding with KYC, live gold price streaming, buy and sell transactions, secure wallet ledger, admin controls and reporting. I have 7+ years of experience in full stack web and mobile application development with a strong focus on financial and transaction driven platforms. I handle architecture planning, API development, mobile and web builds, testing, deployment support, and post launch stability. Let us schedule a quick chat to align your vision and next steps. Best Regards, Prasham Jain
₹100,000 INR in 10 days
3.7
3.7

Hello, I have carefully reviewed your project requirements and understand that you are looking for a reliable professional who can deliver a well-planned, high-quality digital solution with clarity, commitment, and long-term value. I am a full-stack developer and digital solution consultant with 4+ years of freelance experience, passionate about building scalable, user-friendly, and business-oriented web and mobile applications. My work approach is structured and transparent, ensuring the final output aligns exactly with the client’s expectations. Why I’m a strong fit for your project: Hands-on experience in PHP, Laravel, HTML, and modern UI design Strong background in website design, graphics, and customer-centric interfaces Proven ability to manage projects end-to-end, from planning and development to deployment and support Experience working with clients who value quality, timelines, and clear communication I focus on clean code, intuitive design, and performance optimization, ensuring the solution is reliable, secure, and easily scalable. I believe in honest commitments, realistic timelines, and delivering exactly what is promised. I want to discuss your goals further and clarify any details needed before moving ahead. Thank you for your time and consideration. Looking forward to the opportunity to work together. Best regards, Arshiya
₹25,000 INR in 7 days
3.8
3.8

Hi there, I've been reading through your project for a digital gold platform, and the vision of creating a full-stack web and native app experience, similar to JAR, really caught my eye. Building a seamless flow for users to buy and sell digital gold, complete with real-time price data and robust KYC, is exactly the kind of intricate challenge I enjoy tackling. My background in full-stack development, particularly with Node.js for backend logic and Vue.js for web interfaces, alongside native iOS and Android app development, aligns perfectly with what you're looking for. I have a good grasp of what it takes to integrate real-time data streams and secure payment gateways, ensuring that every transaction is smooth and reliable. I'd love to hear more about your specific ideas for the payment methods beyond credit/debit cards and how you envision the user journey evolving. Perhaps we could set up a brief chat to discuss the core flow in more detail and explore how we can bring this vision to life.
₹12,500 INR in 7 days
3.3
3.3

Hi, we’re a full-stack product team with 7+ years of experience building secure fintech and wallet-based platforms across web and mobile. We can deliver a responsive React web app plus production-ready iOS and Android apps (Flutter or React Native), backed by a secure API for auth, KYC, wallet balances, and transaction ledgers. We’ll integrate live gold pricing, card and wallet payments, build an admin dashboard, and support full QA and app-store submissions with clear handover docs. Let’s connect to discuss architecture, APIs, and timelines for MVP and launch.
₹20,000 INR in 7 days
3.6
3.6

Hi, I’m Karthik, a senior full-stack and mobile architect with 10+ years of experience building secure fintech and wallet-based platforms across web, iOS, and Android. I’ve delivered production systems involving real-time pricing, payments, KYC, and ledgered transactions—so this digital gold platform is well within my wheelhouse. How I’d build this: Web & Mobile Apps • Responsive web app (React) • iOS & Android apps using Flutter or React Native (store-ready quality) • Clean UX showing balance, live price, buy/sell flows Backend & Security • Secure API backend (Node.js / Django) • Auth, KYC document storage, wallet & transaction ledger • Encryption at rest, token-based auth, HTTPS everywhere Integrations • Live gold price feed (e.g., Metals-API) with <2s refresh • Card & wallet payments via trusted gateways • Admin dashboard for users, margins, overrides Delivery • End-to-end testing • App Store & Play Store deployment support • Clear documentation & handover Acceptance-focused delivery: ✔ Store-approved web + mobile apps ✔ Real-time pricing & successful test trades ✔ OWASP-safe, audit-ready security I’m happy to propose the final stack, preferred APIs, and a clear MVP vs full-release timeline after a short discussion. – Karthik
₹54,000 INR in 7 days
2.9
2.9

Hey Mate , I am an expert content writer with skills including Mobile App Development, Web Development, Flutter, Full Stack Development, Vue.js, API Integration, Node.js and React Native. Please contact me to discuss more regarding this project. Please keep me informed
₹12,500 INR in 2 days
2.3
2.3

Hello, I’m excited about your project and can deliver a full-stack digital gold platform with a responsive web portal and polished, store-ready mobile apps. My approach would cover: Architecture & Stack: Web: React.js for a responsive, fast web portal Mobile: Flutter or React Native for cross-platform iOS and Android apps Backend: Node.js with Express (or Django/Laravel if preferred) with token-based authentication, KYC document storage, wallet management, and secure transaction ledgering Database: Postgrhttps://www.freelancer.com/projects/team-section-needed-website-fix.htmleSQL or MongoDB for transactional reliability Security: HTTPS everywhere, encryption at rest, OWASP best practices, role-based access control Integrations: Gold Price Feed: Metals-API or a reliable real-time provider with <2s updates Payments: Stripe, Razorpay, or PayPal for card and wallet transactions Admin & Operations: Dashboard for user management, price-margin control, and manual overrides Clear hand-off documentation and end-to-end testing Support for App Store and Google Play submissions MVP Timeline (Estimate): Phase 1 (MVP web + core mobile features + gold-price integration + payments): ~10–12 weeks Phase 2 (Full feature set, admin dashboard, QA, deployment): ~6–8 weeks Best regards, Raj m
₹25,000 INR in 7 days
2.6
2.6

In the ever-evolving world of digital finance, trust and security are paramount. Having spent two decades specializing in web and app development, I am uniquely equipped to architect your platform for success. My preference lies with using a robust cross-platform framework like Flutter, React Native or Node.js synergized with a responsive web portal developed using Vue or React and reliant on a digital gold API like Metals-API to ensure real-time data accuracy. With my honed skills in mobile app development, I guarantee polished, store-ready mobile apps complementing an optimized web portal. My familiarity with native code and comprehensive understanding of security best practices (encryption at rest, token-based auth, HTTPS) will enhance the integrity of your backend - including user authentication, KYC document storage, wallet management, transaction ledgering - ensuring sensitive data is protected. Further, my proficiency in integrating payment gateways accommodating the card and wallet options you desire will empower your users to transact hassle-free. To ensure quality assurance, I'll execute extensive end-to-end testing before providing the flexibility of deploying on App Store and Google Play. Post-deployment, you can trust me to hand-off comprehensive documentation for seamless future operations and scaling.
₹25,000 INR in 7 days
2.2
2.2

Hi, I can help you build the full‑stack platform you described: a responsive web portal plus iOS and Android apps where users can sign up, complete KYC, and see their gold balance in real time. The backend would handle secure authentication, encrypted KYC storage, wallet management, and transaction ledgering, while the frontend would stream live gold prices (using a feed like Metals‑API) and allow seamless buy/sell flows with card or wallet payments through gateways such as Stripe or Razorpay. I’d also create an admin dashboard for user management and margin controls, and make sure everything passes QA, OWASP checks, and app store approvals. With over 6 years of experience, 300+ projects delivered, and a 100% client satisfaction rate, I’m known for clear communication and on‑time delivery. Looking forward to working with you! Regards, Tamanna Rajput
₹25,000 INR in 15 days
1.6
1.6

I can build a secure, production-ready digital gold trading platform (web + iOS + Android) similar to JAR, covering KYC, live gold pricing, wallet balance, buy/sell flows, and admin controls. I’ll deliver a responsive React web portal, store-ready mobile apps (Flutter / React Native), and a secure backend with encrypted data, token-based auth, and full transaction ledgering. I’ll integrate real-time gold price APIs, card & wallet payment gateways, and provide end-to-end testing, app-store deployment support, and clear handoff documentation. MVP in 8–10 weeks, full release in 12–14 weeks, with security and scalability as top priorities.
₹18,500 INR in 7 days
1.0
1.0

Delivery will be handled in clear stages, starting with a fully functional MVP that proves the complete buy-and-sell flow end to end, followed by a hardened production release ready for real users and store approvals. The MVP phase will include authentication, KYC flow, live pricing, wallet balance display, successful test transactions, and a usable admin panel, all tested across devices and environments. The full release will add deeper QA, performance tuning, security validation, and app-store submission support to ensure the apps are approved without unnecessary rejections. Throughout the build, the emphasis will be on clean code, maintainability, and clear documentation so the platform can be operated, scaled, and extended confidently after launch. By the time of hand-off, you will have a complete web portal, two store-ready mobile apps, a secure backend, and documented deployment workflows that allow you to run the platform independently. The goal is not just to deliver software that works, but to deliver a stable, trustworthy foundation that can grow into a serious digital gold product with real users and real volume.
₹25,000 INR in 2 days
1.0
1.0

Hello, I can build a secure Digital Gold platform with a responsive web app and iOS + Android apps using React (web) and Flutter (mobile) for a smooth, JAR-like user experience. The backend will use Node.js/Django with encrypted KYC storage, wallet management, and a transaction ledger. I’ll integrate a real-time gold price API (Metals-API) and card/wallet payments (Razorpay/Stripe). The project includes an admin dashboard, full testing, app-store deployment support, and clean documentation. Best regards, Sunay Patel
₹30,000 INR in 14 days
2.4
2.4

I will architect and build a secure, production-ready digital gold platform across web, iOS, and Android that delivers a smooth buy/sell experience similar to leading apps like JAR. The solution will include a responsive web portal and polished mobile apps (Flutter or React Native), backed by a secure API layer handling authentication, KYC storage, wallet balances, and a full transaction ledger with encryption at rest and token-based access. I’ll integrate a reliable real-time gold price feed with sub-two-second updates, implement card and digital wallet payments, and build an admin dashboard for user control, pricing margins, and overrides. Delivery includes end-to-end testing, app-store deployment support, OWASP-aligned security checks, and clear documentation so your team can operate and scale confidently after launch. MVP and full-release timelines will be clearly defined up front.
₹25,000 INR in 7 days
0.6
0.6

Bhubaneswar, India
Member since Jan 30, 2026
$250-750 USD
$30-250 USD
₹10000-15000 INR
$2-8 USD / hour
$250-750 AUD
$8-15 USD / hour
$15-25 USD / hour
$250-750 USD
$8-15 CAD / hour
$30-250 AUD
$250-750 USD
$250-750 USD
$250-750 USD
₹12500-37500 INR
$1500-3000 USD
$30-250 USD
₹600-2000 INR
$8-15 USD / hour
$250-500 USD
₹750-1250 INR / hour