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I am looking for an experienced developer or small team to finish an existing mobile platform that includes: Customer app Driver app Admin panel Backend A significant part of the project is already built, so this is not a project from scratch. I need someone who can review the current codebase, understand the architecture, and complete the remaining work professionally. Current status The customer app is already well advanced. Core flows and major screens are already in place. The backend and other parts of the platform are also partially implemented. What I need I need a developer or team who can: review the existing codebase finish the remaining mobile app features complete the driver-side functionality improve backend reliability and structure where needed connect all parts of the system correctly fix bugs and incomplete flows prepare the platform for production use test the system properly end-to-end Tech stack The project uses modern mobile and backend technologies, including: React Native / Expo Backend API Admin panel OTP/SMS authentication Payment integration Full technical details can be shared after initial discussion and NDA if needed. Who I am looking for Please apply only if you have experience with: React Native mobile apps backend development admin panels API integrations authentication systems payment integrations taking over and finishing existing codebases When applying, please include relevant experience examples of similar completed work your approach to reviewing and finishing an existing project estimated budget estimated timeline Important This project is already in progress, so I am looking for someone who can continue and complete existing work rather than rebuild everything unnecessarily. To confirm you read the post, start your proposal with: Platform Review
Projektin tunnus (ID): 40349996
283 ehdotukset
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Aktiivinen 3 päivää sitten
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283 freelancerit tarjoavat keskimäärin €1 099 EUR tätä projektia

✔️✔️✔️✔️✔️ Platform Review – Mobile App Completion ✔️✔️✔️✔️✔️ Hello, How are you? I’ve checked your requirement and understand you need an experienced team to take over an in-progress platform, review the existing React Native codebase, and professionally complete the remaining features across the customer app, driver app, backend, and admin panel—without unnecessary rewrites. I can ensure a smooth continuation, stabilization, and production-ready delivery. Features: • Full Codebase Review & Architecture Audit • Customer App Completion (Flows + Bug Fixes) • Driver App Development & Integration • Backend Optimization & Stability Improvements • API Integration & Data Flow Alignment • OTP/SMS Authentication Fix & Enhancement • Payment Gateway Completion & Testing • Admin Panel Completion & Data Controls Let’s chat… Thanks
€1 050 EUR 12 päivässä
9,4
9,4

Platform Review Hi, I can check your current code, fix issues, and complete the app properly. I’ll make sure everything works smoothly and is ready to launch. I have experience with React Native and backend systems. Ready to start.
€1 125 EUR 7 päivässä
8,4
8,4

((Platform Review )) Hello, I have carefully reviewed your requirement to complete the existing mobile platform, and I have strong experience taking over and stabilizing in-progress projects built with React Native/Expo and backend systems. With 10+ years of experience in similar architectures (Customer Apps, Driver Apps, Admin Panels, APIs, payments, OTP), I can efficiently analyze and complete your platform without unnecessary rebuilds. My approach will begin with a detailed codebase audit to understand current architecture, gaps, and risks. Then I’ll proceed with completing pending features (especially driver app), fixing bugs, optimizing backend reliability, and ensuring proper API integration across all modules. Finally, I will perform full end-to-end testing and prepare the system for production deployment. I WILL PROVIDE 2 YEAR FREE ONGING SUPPORT AND COMPLETE SOURC CODE, WE WILL WORK WITH AGILE METHODOLOGY AND WILL GIVE YOU ASSISTANCE FROM ZERO TO PUBLISHING ON STOIRES. Estimated timeline and budget can be shared after reviewing the codebase. I can also provide relevant work samples upon request. I eagerly await your positive response. Thanks.
€750 EUR 7 päivässä
8,4
8,4

Platform Review Hi, I can take over your existing mobile platform and professionally complete it. I have experience reviewing partially-built React Native apps, finishing customer and driver flows, improving backend reliability, and connecting admin panels, APIs, and payment/auth systems seamlessly. Here’s how I approach projects like this: 1. Codebase Review – Understand the current architecture, identify incomplete features, bugs, and potential improvements. 2. Feature Completion – Finish remaining customer app features, driver-side flows, and backend endpoints. 3. Backend & Admin – Improve stability, fix API issues, and ensure the admin panel works reliably. 4. Testing & QA – End-to-end testing of all flows (customer, driver, admin, payments, OTP/SMS). 5. Deployment Prep – Ensure the platform is production-ready, secure, and optimized. I have previously completed similar projects, including multi-role mobile apps with React Native, admin dashboards, OTP authentication, and payment integrations. I can provide references/examples upon request and work efficiently to finish your project while keeping the existing architecture intact. Let’s discuss the full details and I can give a clear plan for completion and handover.
€750 EUR 10 päivässä
7,9
7,9

Platform Review Hello I have build many Mobile App Platform (Customer App, Driver App, Admin Panel, Backend) so i believe i can finish this project very quickly and quality Please contact me to discuss more Thanks
€1 500 EUR 30 päivässä
7,4
7,4

Platform Review I understand you need someone experienced to continue an ongoing app project involving customer, driver, admin, and backend systems. I'll first review your current codebase carefully to understand how everything works and fits together. Then I will complete remaining features on the mobile apps and driver functions, fix bugs, and improve backend reliability to ensure smooth operation. I will also thoroughly test the entire platform to prepare it for production use. Working with React Native, backend APIs, authentication, and payment integration, I focus on completing rather than rebuilding, respecting your existing progress. I aim to connect all parts flawlessly and deliver a polished, fully functional system on time. To clarify a few important details: What are the main features left to complete on each app and the backend? Are there specific bugs or stability issues you want prioritized? Could you share the backend technology stack and database you use? Do you have existing tests or preferred testing tools for the platform? Is there a timeline or milestone constraint for the project? What key features and fixes remain on the customer app, driver app, and backend to finish the project? Thanks,
€1 500 EUR 19 päivässä
7,2
7,2

Platform Review Hi, We will continue to develop your app, finish driver side & customer side remaining functionalities. Also, if there will be any development require in Apis side or backend side then also we will handle it. Please share NDA so that i will sign it and return it to you. Also, please share design with functionality description document of your project & entire code base so that we will analyse it and provide you an estimation for the work. We are top level team of native as well as cross platform android, iPhone apps & web backend developers. We have a strong knowledge in ReactNative, swift, swiftUI, kotlin, nodejs, reactjs, vuejs, laravel and mysql. We also have a good knowledge of AWS server. Question : 1. In which technology, your backend & apis developed ? Looking forward to waiting for your reply and working with you. Best Regards, Vishnu.
€1 400 EUR 21 päivässä
7,5
7,5

Platform Review Hi, I see you have a solid foundation in React Native and Expo and need a senior team to bridge the final gap between "advanced prototype" and "production ready ecosystem." At Plan D Studios, we’ve spent 12+ years in mobile app development, frequently specializing in taking over existing codebases to stabilize API Integration and finalize complex logic like Driver-side dispatching. Our Approach to Completing Your Platform: Phase 1: Code Audit (Days 1-3): We perform a deep dive into your current architecture to identify bottleneck risks in the Node.js backend and React Native state management. Phase 2: Flow Stabilization: We prioritize the Driver side functionality and OTP/Payment integration, ensuring real time data sync across the admin panel. Phase 3: End to End QA: Rigorous stress testing of the transaction flows to ensure the system is ready for the App Store and Google Play. Experience & Estimates: Relevant Work: We have successfully launched similar ride sharing and delivery ecosystems with complex multi role permissions. Timeline: Depending on the audit, we estimate 4–6 weeks for full production handover. Budget: We provide a fixed price quote after the initial 3 day code review. We do not outsource; every line of your Backend Development and mobile code is handled by our senior in-house team. Does your current backend use a monolithic structure, or is it architected as microservices for the driver/customer split? Regards, Haider
€1 230 EUR 30 päivässä
7,2
7,2

I can help with this, I will review the existing React Native/Expo codebase, complete the remaining customer and driver app features, strengthen the backend API, and connect all parts — admin panel, OTP auth, and payment integration — into a production-ready platform. Before writing new code, I will map every incomplete flow and bug into a status document so we both know exactly what remains. This prevents unnecessary rebuilds and keeps the focus on finishing what exists — which is critical when taking over a partially built system. Questions: 1) Which backend framework is the API built on — Node/Express, Django, or something else? 2) Is the payment integration partially wired up already, or does it still need full gateway configuration? 3) Do you have staging environments set up for testing, or will that need to be created? Ready to start whenever you are. Kamran
€1 346 EUR 25 päivässä
7,4
7,4

Platform Review: My name is Raman, and I lead one of the most respected teams in the industry - CnELIndia. With our multi-dimensional technical expertise in mobile platforms and backend development, we are the ideal choice to finish your existing project. Our understanding of React Native and other modern technologies, combined with our extensive backend and admin panel experience, makes us a perfect fit for this job. Over 18 years in the industry, we have mastered the art of taking over ongoing projects just like yours, reviewing existing codebases, understanding architectures, fixing bugs and incomplete flows intelligently, all while keeping production viability in mind. Our core strength lies in connecting all parts of the system seamlessly and ensuring their smooth functioning. In line with your expectation for efficiency and timeliness, we commit to completing your project professionally within the discussed budget and timeline. To further strengthen your faith in choosing us, I can provide numerous testimonials from our satisfied clients vouching for our ability to deliver quality work that meets deadlines. Don't hold on to incomplete potential - let's collaborate and give life to your fully-functional platform.
€1 125 EUR 35 päivässä
7,3
7,3

Hi, Platform Review — I can help you review the existing codebase, understand the current architecture, and professionally complete the remaining parts of your platform without rebuilding what already works. I have experience taking over partially completed React Native projects, finishing mobile features, stabilizing backend APIs, completing admin panels, and connecting authentication and payment flows end to end. One common issue in projects like this is that the apps, backend, and admin panel were developed separately and the data flow, error handling, and edge cases are not fully aligned, which causes bugs and unstable behavior in production. I can solve that by first auditing the codebase and architecture, mapping the API flows between customer app, driver app, and admin panel, then finishing the missing features and stabilizing the backend so everything works reliably together. I’m comfortable with React Native / Expo, OTP authentication, payment integrations, API integrations, and preparing systems for production deployment and testing. The focus would be to complete and stabilize the current system, not rebuild it, and make sure the platform is ready for real users. Thanks, Hercules
€1 000 EUR 5 päivässä
6,9
6,9

Hi there The most important step in finishing a project like this is not jumping straight into coding, but first understanding what’s already built, what’s stable, and what needs restructuring. That’s what determines whether we move fast or get stuck fixing hidden issues later. I’d start with a structured codebase review across the customer app, driver app, backend, and admin panel. From there, I’d identify gaps, broken flows, and any architectural issues, then proceed to complete the missing features, stabilize the backend, and connect all systems end-to-end. The focus would be on making the platform production-ready—clean API communication, stable authentication (OTP), reliable payments, and smooth real-time flows between customer and driver apps. My process is simple: audit first, then fix and complete features in phases, followed by full system testing and deployment readiness. I’m ready to step in, review the current system, and bring it to a stable, launch-ready state without unnecessary rewrites..
€1 125 EUR 7 päivässä
6,6
6,6

"Platform Review" Hi there, I have completely read your project details, and we are ready to start immediately. We will surely review the existing codebase, complete the remaining customer/driver/backend/admin work, and prepare the platform for stable production release. Our approach is to first audit the current architecture and identify unfinished flows, weak integrations, and reliability issues, then complete features, fix bugs, and run full end-to-end testing before launch. 1. Is the current codebase organized in a single repo or split across mobile app, backend, and admin panel repositories? 2. Which parts are most incomplete right now: driver app, payment flow, OTP/auth, or backend/admin integrations? 3. Do you already have staging builds and API documentation available for the takeover review? I would love to chat with you about your project in more detail. Looking forward to connecting with you! Regards, Saima.
€750 EUR 7 päivässä
6,5
6,5

Hi, We would like to grab this opportunity and will work till you get 100% satisfied with our work. We are an expert team which have many years of experience on Mobile App Development, iPhone, Android, Node.js, Software Development, React.js, Backend Development, React Native, API Integration Please come over chat and discuss your requirement in a detailed way. Regards
€1 125 EUR 7 päivässä
6,3
6,3

Hello! As per your project post, you’re looking to finish an existing mobile app platform that includes customer app, driver app, admin panel, and backend, where a significant portion is already built and needs professional completion, integration, and production readiness. The goal is to review the current codebase, complete remaining features, stabilize the backend, fix bugs, and deliver a fully functional and production ready platform with proper end to end testing. My focus will be on delivering a structured completion and stabilization process, featuring: detailed codebase review and architecture assessment, completion of customer and driver app functionalities, backend optimization and API integration, admin panel refinement and system connection, OTP and payment integration stabilization, bug fixing and incomplete flow resolution, and full end to end testing with production deployment readiness. I specialize in React Native and backend platform development with strong experience in taking over existing codebases, improving architecture, fixing complex issues, and preparing multi app systems for production with focus on clean code, stability, and scalable backend structure. Let’s connect to review your current repository, pending feature list, and timeline so we can plan the takeover process and execution roadmap. Best regards, Nikita Gupta.
€800 EUR 18 päivässä
6,5
6,5

Platform Review I'm Iosif Peterfi, 15+ years of turning complex platforms into reliable, scalable products from Europe. This is my speciality: holistic review and finish of mid-progress mobile ecosystems-bridging mobile apps, admin panels, and backend to deliver production-ready, maintainable solutions with clear business outcomes. You need a reviewer who can understand the current code, finish the remaining mobile features, complete driver functionality, strengthen backend reliability, connect all parts, fix incomplete flows, and prepare the platform for production with end-to-end testing. I will start with a concise assessment, align on the remaining scope, and deliver a tight plan with milestones. You'll get finished mobile flows for customer and driver apps, a stable admin panel, a coherent backend, integrated API connections, full QA and end-to-end tests, and a production deployment checklist. I'll preserve the existing work, minimize rewrites, and document decisions to reduce risk and speed up handover. Recent experience includes a logistics project finishing driver-app and API integration. Onboarding carriers dropped from two days to a few hours, and payments became highly reliable, speeding go-live. Let's chat - I can walk you through my approach in 15 minutes.
€1 500 EUR 14 päivässä
6,1
6,1

Platform Review Hello There!!! ★★★★ (Finishing and stabilizing your existing React Native mobile platform efficiently) ★★★★ I understand you need an experienced developer to review your current codebase and complete the Customer app, Driver app, Admin panel, and Backend, ensuring all features work seamlessly, bugs are fixed, and the system is production-ready. ⚜ Review and understand existing codebase ⚜ Complete remaining mobile app features ⚜ Implement driver-side functionality ⚜ Improve backend reliability and structure ⚜ Connect all system components properly ⚜ Fix bugs and incomplete flows ⚜ End-to-end testing and deployment prep I have strong experience in React Native, backend APIs, payment integrations, and finishing existing projects. My approach is to first audit the code, prioritize remaining tasks, and deliver a polished, production-ready platform quickly. Happy to discuss timeline and budget details. Warm Regards, Farhin B.
€756 EUR 10 päivässä
6,5
6,5

Hi, We’ve developed similar multi-role platforms with React Native, including customer and driver apps, admin panels, and backend systems. We also have extensive experience with backend technologies like Node.js and PHP, along with CI/CD pipelines, server management, and mobile app publishing. As a team of dedicated developers, we can assign specialists based on the specific task at hand, ensuring you get the right expertise for each aspect of the project. For example, we can have a backend expert work on server-side tasks while a front-end developer focuses on UI improvements. We’ve worked with various startups, delivering MVPs and fully-fledged products that are now generating revenue. We understand the importance of building a product that meets market needs, and we’re committed to delivering solutions that go beyond just completing tasks. 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. Feel free to message me anytime—I usually respond within 10 minutes. I’m eager to learn more about your exciting project. Best regards, Adil
€1 237,50 EUR 21 päivässä
5,9
5,9

Hi I have extensive experience taking over in-progress React Native and backend projects, reviewing existing codebases, and driving them to production readiness. I will start with a full audit of your customer app, driver app, and backend to understand the architecture, identify incomplete flows, and map out a clear completion plan. My goal is to maintain existing work where stable, improve reliability where needed, and ensure all components connect seamlessly. With strong expertise in React Native, Node.js, API integration, authentication, and payment systems, I can finalize remaining features, stabilize the backend, and implement end-to-end testing to ensure smooth performance across all modules. I will also prepare a detailed report outlining fixes, optimizations, and deployment readiness steps. I can begin immediately and maintain clear communication throughout to deliver a polished, production-ready platform. Best, Justin
€1 000 EUR 15 päivässä
5,9
5,9

⭐⭐⭐⭐⭐ Complete Your Mobile Platform with Expert Development Support ❇️ Hi My Friend, I hope you are doing well. I've reviewed your project requirements and see you're looking for an experienced developer to finish your mobile platform. Look no further; Zohaib is here to help you! My team has successfully completed 50+ similar projects for mobile and backend development. I will review the current codebase, enhance the architecture, and ensure all features are completed professionally. ➡️ Why Me? I can easily finish your mobile platform as I have 5 years of experience in React Native, backend development, and API integrations. My skills include working with authentication systems and payment integrations. I also have a strong grip on reviewing and completing existing codebases, ensuring a smooth transition to production. ➡️ Let's have a quick chat to discuss your project in detail. I can provide samples of my previous work that showcase my expertise in mobile development. Looking forward to discussing this with you in chat. ➡️ Skills & Experience: ✅ React Native ✅ Backend Development ✅ API Integrations ✅ Admin Panels ✅ OTP/SMS Authentication ✅ Payment Integration ✅ Code Review ✅ Bug Fixing ✅ System Testing ✅ Mobile App Features ✅ Architecture Improvement ✅ Production Readiness Waiting for your response! Best Regards, Zohaib Waiting for your Response!
€900 EUR 2 päivässä
6,2
6,2

Kangasala, Finland
Maksutapa vahvistettu
Liittynyt jouluk. 28, 2021
$10-30 USD
€30-250 EUR
₹12500-37500 INR
$250-750 USD
$250-750 USD
$30-250 AUD
$8-15 CAD/ tunnissa
₹20000-25000 INR
$250-750 USD
₹12500-37500 INR
$30-250 USD
₹12500-37500 INR
₹1500-12500 INR
$30-250 USD
₹1500-12500 INR
$250-750 USD
₹15000-40000 INR
₹1500-12500 INR
₹12500-37500 INR
$30-250 USD
$2-8 USD/ tunnissa
₹12500-37500 INR