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We are looking for an experienced mobile app developer (or small team) to build a production-ready mobile application for iOS and Android. - We already have: *Complete UX/UI designs (Figma) *Product documentation *Defined features and user flows You will work closely with our designer to implement the app accurately and professionally. - Project Overview *The app is a marketplace-style platform with: *User authentication (phone + OTP) *Buyer & seller flows *Admin panel *Internal inspector flow *Listings, scheduling, notifications, profiles, etc. (No in-app payments and no user-to-user chat in V1.) - Technical Expectations *Native iOS (Swift) and Android (Kotlin) *Clean, scalable architecture *API integration *Push notifications *Secure authentication *Good performance and maintainable code *Experience working from Figma designs - What to Include in Your Proposal *Similar mobile apps you’ve built (marketplace or complex apps preferred) *Your tech stack recommendation *Estimated timeline *Team structure (solo / team) *How you handle communication & updates - Nice to Have *Experience with marketplace apps *Experience with role-based systems (admin / internal users) *Long-term availability for maintenance and new features We are looking for serious quality and long-term collaboration, not the cheapest option. Project Type One-time project with potential long-term collaboration.
Project ID: 40178472
148 proposals
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Active 3 mos ago
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148 freelancers are bidding on average $2,602 USD for this job

✨✨ Marketplace Mobile App — using flutter ✨✨ Hi, I read your project and completely understood. I will implement your production-ready marketplace application exactly as designed in Figma, working closely with your designer to deliver a high-quality iOS and Android app. The build will follow clean, scalable architecture with secure phone-based OTP authentication, buyer and seller flows, internal inspector roles, admin controls, listings, scheduling, notifications, and profile management—optimized for performance, maintainability, and future feature expansion. The focus will be long-term quality, clear communication, and a solid foundation for ongoing collaboration. LET’S DO CHAT AND START BUILDING A SERIOUS, PRODUCTION-READY MARKETPLACE APP. Awaiting for your response. Regards, $hweta
$1,550 USD in 7 days
9.6
9.6

Hi, this is Elias from Miami. I reviewed your scope and it’s clear you’re looking for a serious build partner to turn your finished Figma + product docs into a production-ready marketplace app on iOS (Swift) and Android (Kotlin), with multiple roles/flows (buyer, seller, internal inspector, admin) — plus scheduling, listings, profiles, notifications, and clean API integration. No in-app payments and no user-to-user chat in V1 is actually a smart call for keeping the first release focused. I’m comfortable building directly from Figma with pixel-accurate UI, and I focus heavily on clean architecture so you’re not stuck with a “v1 rewrite” later. I also keep communication simple: short progress updates + a running checklist so you always know what’s done and what’s next. Q1: For phone + OTP, are you using Firebase Auth, Twilio, or a custom OTP API already (and do you need WhatsApp fallback)? Q2: Is the admin panel part of this scope as a web dashboard, or an internal app-only admin view for v1? Q3: For the inspector flow, do inspections require offline capture (photos/notes/signature) with later sync, or always-online is fine? If you share the Figma link + API docs, I can give you a tight timeline and milestone plan right away. Regards, Elias
$2,250 USD in 7 days
8.2
8.2

Hello, Greetings Hope you are doing well. I am a Mobile Application developer with over 5 years of experience. I am confident in my ability and skills to develop high-quality Mobile apps and would like to work on your marketplace app project. I will complete the work as per your requirements. I want to discuss more this project to prepare the final concept. So let’s discuss this in detail over chat then will make plans to start work on it. Waiting for your earliest reply. Thanks. Shubham
$1,500 USD in 24 days
8.0
8.0

Hello! I can build your iOS + Android marketplace app exactly from your Figma designs with clean, scalable architecture and strong reliability for production use. I have built multiple marketplace and role-based apps in Swift (iOS) + Kotlin (Android) with OTP auth, listing flows, scheduling, push notifications, and admin/internal user roles. I can deliver a production-ready V1 with clean code, modular architecture, and a stable API integration. Tech stack recommendation: iOS: Swift + MVVM/Clean Architecture Android: Kotlin + MVVM + Jetpack Compose Backend integration: REST API (provided) + secure token storage Notifications: Firebase Cloud Messaging Build & CI: Fastlane + GitHub Actions Estimated timeline (V1): 4–6 weeks for full development + QA (depends on API readiness & number of screens) 1–2 weeks for stabilization, testing, and store submission Team structure: Solo lead developer (iOS + Android) + optional QA support Weekly progress updates + daily standups if needed Communication: Slack / WhatsApp for daily communication Weekly demo calls + Jira/Trello task tracking Regular builds shared via TestFlight + Play Console internal testing If you’d like, I can share similar marketplace apps I’ve built and a detailed milestone plan. I’m available for long-term maintenance and future feature expansion.
$1,500 USD in 7 days
8.5
8.5

I have developed similar marketplace and complex mobile apps and can share examples. I can deliver a production-ready iOS (Swift) and Android (Kotlin) application matching your Figma designs with high fidelity, clean architecture, and scalable code. Proposed Approach & Workflow: User Flows: Phone + OTP authentication, buyer & seller workflows, listings, scheduling, profiles, notifications, and internal inspector flow. Admin & Internal: Role-based access with a secure admin panel for management and monitoring. Tech Stack: Native Swift (iOS), Kotlin (Android), REST API integration, Firebase for push notifications and authentication, modular architecture for maintainability. Team & Communication: Solo developer or small team with regular updates via Slack/Email, weekly demos, and milestone-based progress tracking. Timeline: Estimated 10–12 weeks for V1 with full features and QA. Deliverables: Production-ready iOS & Android apps Fully integrated API Push notifications & secure authentication Documentation for maintenance and future updates I prioritize high-quality, maintainable code and long-term collaboration. I can ensure the app matches your designs, delivers excellent performance, and is ready for future feature expansion.
$1,500 USD in 9 days
8.3
8.3

Hello, I understand you need a skilled mobile app developer to bring your marketplace app to life, leveraging the UI/UX design you've prepared. My experience in building production-ready applications ensures that I can deliver a seamless and engaging user experience, tailored specifically for both iOS and Android platforms. I will focus on creating a robust marketplace environment, integrating essential features that facilitate user interactions, transactions, and a smooth onboarding process. My commitment is to ensure your app not only meets but exceeds user expectations, driving engagement and satisfaction. Let’s discuss how I can help transform your vision into a successful mobile application. Regards, Nurul Hasan
$1,500 USD in 7 days
7.4
7.4

Hi, I am a mobile-focused developer and developed lots of mobile apps using flutter and react native, so I would be happy to work on this project. Let's connect please and discuss the details further. Thank you, jijo
$2,250 USD in 7 days
7.4
7.4

Hi there To turn your Figma-ready marketplace into a production-grade iOS and Android app, the most critical part is translating the designs and flows into a clean native architecture that scales as the product grows. Multi-role logic (buyer, seller, admin, internal inspector) needs to be structured correctly from day one to avoid rework later. I’ll approach this with native Swift (iOS) and Kotlin (Android), using a modular, role-aware architecture, secure phone + OTP authentication, clean API integration, and reliable push notifications. My focus is not just matching the UI pixel-for-pixel, but ensuring performance, maintainability, and clear separation of concerns across features. I’m comfortable working closely with designers from Figma, syncing frequently, and flagging edge cases early. I work solo but can scale into a small team if needed. Communication is structured with regular updates and clear checkpoints. Once I review the designs and requirements in detail, I’ll provide a precise timeline and final budget aligned with your quality expectations.
$2,250 USD in 7 days
7.0
7.0

Hi I can deliver a production-ready iOS (Swift) and Android (Kotlin) marketplace app that matches your Figma precisely and stays maintainable as features grow. The main technical risk in V1 is keeping multiple roles (buyer/seller/admin/inspector) secure and consistent across flows while avoiding brittle UI-to-API coupling. I’ll use a clean architecture (MVVM/Clean + modularization) with shared domain rules per role, strict input validation, and predictable state handling for complex listing/scheduling screens. Phone + OTP auth will be implemented with secure token storage (Keychain/Keystore), refresh flows, device binding options, and server-driven session revocation for safety. API integration will be built with typed models, robust error handling, offline-tolerant caching for core screens, and idempotent scheduling actions to prevent duplicate bookings. Push notifications will support deep links into listings/schedules and a unified notification router to keep behavior consistent across iOS and Android. You’ll get organized source code, clear handoff docs, and a dev workflow aligned with your designer to ensure pixel-accurate implementation from Figma. Thanks, Hercules
$3,000 USD in 15 days
6.5
6.5

Hello, I will develop your MOBILE APPLICATION for Android and IOS both platforms with Web admin panel. I am Tulsiram. I have 10 years of experience working as Native and Crossplatform mobile application developer. I am understood your requirements. I am glad if we are working together. If you interested then let's connect. I will provide you Daily updates ,source code after development completed, 1 Year maintenance Support in following Steps: I will available daily 10-12 hours in Working days for you. I will provide you regular updates according to which modules we will decided. After approval each module by you then i will provide your complete source code of your project and will shift on your Domain. Thanks
$1,500 USD in 35 days
6.6
6.6

With over 12 years of experience as a FULL STACK developer, I believe my diverse skill set perfectly aligns with the requirements of your marketplace app. I specialize in a wide range of technologies and have worked extensively with ReactJs, Nextjs, Strapi, Node Js, and Vue js - all vital components to build a reliable and responsive mobile application. I am also familiar with Swift and Kotlin, which are native languages for iOS and Android respectively. Moreover, I'm highly proficient in API integrations, which is crucial for your marketplace-style platform. Having worked on numerous complex apps in the past with similar functionalities like buyer & seller flows, scheduling, profiles etc., I am confident that I can deliver the cleanest code base for you. In addition to my technical competency, I’m also passionate about building scalable and user-friendly technology products. This will ensure your UX/UI designs from Figma are accurately implemented while maintaining good performance. I understand the importance of consistent communication and updates through all stages of development. Additionally, my long-term dedication to my projects aligns with your requirement for maintenance and new features post-V1 launch; offering you a reliable point of contact to ensure the app runs smoothly even after delivery.
$1,500 USD in 10 days
6.8
6.8

Hello, I came across your project Mobile App Developer (iOS & Android) for Marketplace App – UI/UX Ready, and it immediately caught my attention because it’s exactly the kind of work I specialize in. With 100+ successful projects and consistent 5-star reviews, I’ve helped businesses build professional websites that are modern, fast, and user-friendly. I focus on clear communication, fair pricing, and long-term support, so my clients never feel left alone after delivery. Start a chat with me. I’d love to learn more about your specific goals for this project. :) The portfolio will be shared via chat.
$1,500 USD in 2 days
6.1
6.1

Hi, We’ve developed several marketplace apps, including one for a client that connects service providers with customers. We built both iOS and Android versions using native technologies, integrated Stripe for payments, and implemented robust admin features. As a team of dedicated developers, we can assign specialists based on the task at hand. For example, we can use a backend expert for server-side work instead of relying on a full-stack developer who may not be as proficient. We also prioritize product quality and have a dedicated QA team that tests every feature thoroughly, ensuring a bug-free experience. Let’s schedule a 10-minute introductory call to discuss your project in more detail and see if I’m the right fit. I usually respond within 10 minutes. Best regards, Adil
$2,475 USD in 21 days
6.3
6.3

As an experienced Software Engineer, I have a diverse tech background in various domains such as embedded systems and IoT development. This has allowed me to refine my skill set in areas like clean architecture, API integration, and mobile app development for both iOS and Android. While my previous experience doesn't specifically include a marketplace app, it does involve developing complex software solutions that required a high level of scalability, performance, and API integration, which are crucial elements for a project like yours. Additionally, my proficiency in Python, Linux, and circuit design showcases my ability to work with different technologies and adapt to project needs swiftly. My approach towards problem-solving has always been strategic yet efficient which is primed to ensure your project not only meets the defined deadline but also exhibit high-quality programming that is easily maintainable in the long-term. Finally, I understand your need for open communication and regular updates in a project of this scale. I am highly committed to maintaining transparent communication throughout the process, sharing progress updates and milestones achieved regularly to ensure you stay updated with every aspect of the project. With my proven track record of delivering top-notch applications on schedule while maintaining effective communication, I believe I will be an impeccable fit for your project's success.
$3,000 USD in 30 days
6.3
6.3

Hi There! ⚜⭐⭐⭐⭐⚜(( Build a production ready marketplace app for ios and android Translate figma designs into clean and scalable native code Support multiple roles and complex flows without feature bloat ))⚜⭐⭐⭐⭐⚜ What stands out is how well prepared this project already is. With ux ui, documentation, and user flows defined, the real challenge is execution quality and architectural decisions that hold up as the platform grows. This is not about rushing features, it is about building a solid foundation. I HAVE ALREADY WORKED ON MARKETPLACE AND ROLE BASED MOBILE APPLICATIONS WITH BUYER SELLER FLOWS, ADMIN AND INTERNAL USER PANELS, PUSH NOTIFICATIONS, AND SECURE OTP AUTHENTICATION, AND I AM READY TO SHARE RELEVANT APPS AND IMPLEMENTATION DETAILS IN CHAT. My focus would be on translating figma designs accurately, keeping ios and android codebases clean and aligned, and structuring the app so future features can be added without refactoring core logic. If you would like to review similar apps, discuss architecture choices, or align on collaboration workflow, I would be glad to continue the conversation. Warm Regards, Farhin B.
$1,515 USD in 15 days
6.7
6.7

Hello, the requirements are mostly clear, but I’d appreciate discussing a few aspects for clarity. Please message me so we can proceed accordingly. Thank you,Nishit:)
$2,500 USD in 2 days
6.5
6.5

Hi, I can build your production-ready marketplace app for iOS and Android, implementing the full buyer, seller, admin, and internal inspector flows based on your Figma designs. My approach uses native Swift for iOS and Kotlin for Android, with clean, scalable architecture and secure OTP authentication. I will integrate APIs, enable push notifications, and ensure performant, maintainable code aligned with your UX/UI. Deliverables include fully tested mobile apps, proper role-based access, and documentation for future updates. I have experience building marketplace apps with multiple user roles and admin panels, and I prioritize clear communication, regular updates, and long-term maintainability. Best, Justin
$2,000 USD in 15 days
6.1
6.1

Hello, Experienced mobile developer delivering production-ready iOS (Swift) and Android (Kotlin) apps. Built marketplace platforms with OTP auth, role-based flows, admin panels, APIs, and push notifications. Strong Figma-to-code execution, clean architecture, clear communication, realistic timelines, and long-term maintenance commitment. Happy to collaborate closely with design and product teams on complex projects.
$2,250 USD in 7 days
6.3
6.3

As an experienced Mobile App Developer with over a decade in the industry, I believe that I am the ideal person to bring your marketplace app to life. I have successfully delivered a range of complex apps and have the necessary skills in both iOS (Swift) and Android (Kotlin) development. My portfolio includes work on similar marketplace-style platforms, which makes me adept at handling the multifaceted aspects of your project. Having worked on a variety of projects, I'm particularly skilled at integrating features such as secure authentication, push notifications, and user authentication via phone and OTP. Moreover, I have frequently collaborated with designers to build applications from Figma designs and implemented clean, scalable architectures that facilitate future updates and maintenance. To maximize efficiency during the development process, I usually follow an agile workflow that ensures fast delivery of high-quality work. Additionally, with my background in AI/ML and strong expertise in managing large-scale systems like ERPs and CRMs, I am well equipped to tackle any technical challenges we might face down the road. Should you choose me for this project, my long-term availability guarantees continued support for smoother maintenance and implementation of new features as the app evolves over time. With Regards! Abhi
$3,000 USD in 40 days
5.9
5.9

Hello! As per your project post, you are looking to build a IOS and Android Marketplace App using already finalized Figma designs and well defined user flows. The platform will support phone based OTP authentication buyer and seller journeys an internal inspector flow listings scheduling notifications profiles and an admin panel all delivered with clean native performance and a scalable architecture suitable for future growth. My focus will be on translating your existing UI UX designs into a polished native mobile experience on both platforms while ensuring secure authentication smooth navigation reliable API integration and stable push notifications. The app will be built with maintainable code structure and strong performance standards so it is easy to extend beyond version one. I specialize in native mobile development using Swift for iOS and Kotlin for Android with extensive experience implementing complex marketplace style flows directly from Figma designs. My focus will be on accuracy to design clarity of user journeys and production ready delivery that aligns with App Store and Play Store guidelines. Let’s connect to align on timelines technical approach and a smooth build to launch workflow. Best regards, Nikita Gupta
$1,500 USD in 24 days
5.8
5.8

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