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Job Title: Senior Mobile Dev for "Postcode-Locked" Trade Marketplace (Stripe + Real-time) Project Overview: We are building a new platform , a streamlined marketplace connecting tradesmen and homeowners. The model is locked: Tradesmen pay a monthly subscription for access to a single postcode area. Homeowners pick 3 tradesmen per job; those 3 get the lead free, The Mission: Build a high-performance MVP for iOS & Android (Flutter or React Native preferred). You aren't just coding screens; you are building a strict geographic engine and a multi-tier revenue system. Key Deliverables: Stripe Integration: Seamless handling of monthly recurring subscriptions and "one-tap" one-time purchases for leads. The Postcode Engine: A robust backend that locks users into one territory and strictly filters lead visibility based on that ID. Real-Time Lead Flow: Instant push notifications via Firebase so tradesmen can claim leads the second they drop. What We’re Looking For: Proven experience with Stripe Connect or marketplace payment flows. Expertise in Geofencing/Postcode logic and database architecture. A portfolio showing at least 2 live marketplace apps on the App Store/Play Store. Communication: We need a partner who can explain technical trade-offs, not just a "task-taker." How to Apply: Send over your portfolio and a brief note on how you would handle the "postcode lock" logic. If you’ve built something with Stripe subscriptions before, highlight that!
ID del proyecto: 40356495
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265 freelancers están ofertando un promedio de £1.269 GBP por este trabajo

With over a decade of experience in full-stack architecture and high-scale systems, I understand your need for a Senior Mobile Developer to build a strict geographic engine and robust revenue system for your Tradesmen Marketplace. My background in building high-performance solutions for over 1 million users perfectly aligns with the challenges of creating a scalable and secure platform like yours. For your project, a strategic insight I can provide is to implement geofencing and postcode logic with a focus on database architecture to ensure seamless functionality. In a past project, I successfully integrated real-time features for a large-scale app, showcasing my ability to handle complex systems like the one you require. I encourage you to reach out to me to discuss further details and the roadmap for your project. I am confident that my expertise in mobile development, Stripe integration, and building marketplace apps will be a valuable asset in bringing your vision to life.
£1.200 GBP en 20 días
9,1
9,1

⭐⭐⭐⭐⭐ As a renowned tech firm with nearly two decades of expertise in the industry, CnELIndia has undoubtedly mastered the skills and tools needed to fulfill your vision. Our extensive knowledge bridges both sides of the app development coin - iOS and Android - which we understand to be vital for your marketplace. Moreover, our team's specialization in React Native aligns seamlessly with your Flutter or React Native preference. Commerce is at the heart of what we do, exemplified by our fluency in integrating payment platforms like Stripe Connect into mobile apps. Building on this, our grasp of geofencing/postcode logic and database architecture fits perfectly with your strict geographic model. We’ll ensure tradesmen are locked into one territory while filtering leads based on that ID comprehensively. In addition to our technical proficiency, we never underestimate the significance of communciation in a successful partnership. We're not just task-takers but committed collaborators and expert advisors. Trust us to explain tough technical trade-offs, offer innovative solutions, and keep you continuously informed about progress updates. Selecting CnELIndia signifies choosing seasoned professionals who'll combine high-performance capabilities with a strong work ethic to deliver an MVP that exceeds your expectations!
£1.125 GBP en 7 días
9,0
9,0

I have extensive experience with Stripe Connect and geofencing logic, as evidenced by my portfolio of successful marketplace apps on both App Store and Play Store. I understand your need for a strict postcode lock system and real-time lead flow via Firebase. My approach to handling the postcode lock logic involves creating a robust backend that ensures tradesmen are locked into one territory while strictly filtering lead visibility based on their ID. I am confident in my ability to deliver a high-performance MVP for iOS and Android, integrating seamless Stripe subscriptions and one-tap purchases. Let's discuss further details to ensure a successful project completion. Please review my profile for more information on my expertise and experience. Looking forward to the opportunity to work together.
£840 GBP en 14 días
8,8
8,8

Hi, You're building a location-based trades platform where real-time matching and Stripe payments are make-or-break. Quick question: are you prioritizing iOS/Android parity with React Native, or separate native apps for speed? Either way, we've shipped similar postcode-locked marketplaces. Message me to discuss the architecture. Best Regards, Hasan
£750 GBP en 28 días
8,7
8,7

Hello, WE HAVE WORKED ON SIMILAR PROJECTS AND CAN PROVIDE EXAMPLES. I understand your requirement for a postcode-locked tradesmen marketplace with Stripe subscriptions and real-time lead distribution. With 10+ years of experience in mobile and marketplace app development, I can build a scalable MVP with strong backend architecture and seamless user experience. For postcode lock, I will design a territory-based access system where each tradesman is mapped to a unique postcode ID in the database, enforcing strict filtering at API level to ensure only eligible users receive leads. Real-time lead flow will be handled via Firebase push notifications, enabling instant delivery and claiming. Stripe integration will cover recurring subscriptions and one-time lead purchases using secure, optimized flows. The app will be developed using Flutter/React Native with a robust backend (Node.js/NestJS), ensuring performance, scalability, and clean code. 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 PUBLISHING ON STORES. Portfolio with similar marketplace and Stripe-based apps can be shared upon request. I eagerly await your positive response. Thanks.
£1.125 GBP en 20 días
8,4
8,4

Hi, I will build your tradesmen marketplace MVP covering Stripe subscription billing, postcode-locked lead distribution, and real-time push notifications via Firebase. The core deliverables will include the geographic engine, multi-tier payment flow, and a clean lead-claiming interface for both tradesmen and homeowners. For the postcode lock logic, I will store each tradesman's territory as a single postcode ID at the database level and enforce filtering through server-side rules — so lead visibility is validated before data ever reaches the client. This prevents tampering and keeps the geographic boundary airtight even if someone inspects the app traffic. Questions: 1) Will Stripe Connect be used for platform-managed payouts, or is this strictly subscription collection on your end? 2) Should tradesmen see a queue of available leads in real time, or only receive push notifications for new ones? 3) Do homeowners select 3 tradesmen from a list, or does the system auto-assign based on ratings or availability? Looking forward to discussing further. Best regards, Kamran
£1.160 GBP en 25 días
8,5
8,5

Hi I read your project carefully and what I understand is that you are building a postcode locked marketplace connecting tradesmen and homeowners with Stripe subscriptions and real time lead notifications. You need a senior mobile developer to build a high performance MVP for iOS and Android with a strict postcode engine and seamless payment flow I have 9 years experience in Flutter and React Native and have built marketplace apps with Stripe subscriptions and geofencing logic. For the postcode lock I would assign each tradesman a unique territory ID in the backend and filter leads so they only see jobs in their postcode. Real time notifications can be handled via Firebase to ensure tradesmen claim leads instantly I have previously implemented recurring and one time payments with Stripe and focus on clean, scalable architecture. Could you clarify if tradesmen can change their postcode subscription or if it is strictly locked This will help me design the system accurately I am confident I can deliver a robust MVP that meets your requirements and I would be happy to start as soon as possible Best Regards Hammad Hassan
£1.500 GBP en 27 días
7,8
7,8

With my team's extensive experience as Software Developers capable of providing web, mobile, desktop, and game development solutions, we can offer you a comprehensive and informed approach to building your Tradesmen Marketplace. Our proficiency in Mobile Development (with a notable emphasis on Android and iOS platforms) extends to the integrated systems vital to your project's success: Stripe, Firebase, Flutter, and React Native. Key to your work is the Postcode Engine and the ability to ensure strict geographic control/geofencing over leads and users - this happens to be a core competency that sets us apart. And yes, we have successfully handled similar “postcode lock” logic in past projects. Coupling this with our expertise in API Development and Backend Programming, we are also fully equipped to navigate Stripe Connect systems and build robust database architectures. For communication needs; our background lends itself to technical trade-offs assessment - a valuable skill when addressing complex issues like revenue stream tiering or managing multi-tiered subscription models. Additionally, our familiarity with agile methodologies ensures rapid deployment of new features while avoiding downtime or performance concerns.
£1.125 GBP en 7 días
7,2
7,2

Hi there, I have read your project requirement. You need a high-performance mobile marketplace app with postcode-based access control, Stripe subscription integration, real-time lead distribution, and a scalable backend to support territory locking and instant notifications. I can build a robust MVP using Flutter/React Native with a secure backend, implementing strict postcode logic, seamless Stripe subscriptions, and real-time lead flow via Firebase to ensure fast and reliable performance. A few questions before we proceed: ============================ Will postcode allocation be fixed or selectable by users? Do you require Stripe Connect or only subscription billing? Should leads be auto-assigned or manually claimed by tradesmen? Do you need an admin panel for managing users and territories? Best Regards, Srashtasoft Team
£1.325 GBP en 12 días
7,1
7,1

Hi, As a tech partner, WellSpring Infotech, we've spent over six years creating custom software across multiple industries. We've built a robust portfolio that includes successful marketplace apps, real estate and proptech solutions - experiences that speak directly to your project requirements. Drawing from our mobile app development expertise in Flutter and React Native, we're confident in our ability to provide the high-performance MVP you're looking for on iOS and Android platforms. Our strong familiarity with Stripe Connect ensures a seamless integration of recurring subscriptions and one-time lead purchases. At the core of your project is the "postcode lock" logic; our precise understanding of geo-fencing and database architecture gives us the edge in developing your strict geographic engine. Additionally, our firm grasp on Firebase allows for instant notifications, enabling tradesmen to claim leads promptly. Thanks...
£1.500 GBP en 7 días
7,8
7,8

We’re a senior full-stack team specializing in marketplace and real-time mobile platforms, with strong experience in React Native, Flutter, and scalable backend systems. Relevant Experience • Built multiple live marketplace apps with subscription + transactional models • Deep experience with Stripe (subscriptions, webhooks, proration, and Connect flows) • Implemented real-time systems using Firebase (push + Firestore sync) Postcode Lock Approach We’d design a strict territory engine at the backend level: • Each tradesman is assigned a unique postcode ID (enforced via DB constraints) • Leads are tagged with postcode + availability logic • Matching layer ensures only eligible tradesmen receive the lead • Atomic “claim” mechanism (first 3 only) using transactions/locking to prevent race conditions Architecture • Mobile: Flutter or React Native (clean, fast MVP delivery) • Backend: Node.js / Python + PostgreSQL • Real-time: Firebase (notifications + event triggers) • Payments: Stripe Billing + webhook-driven state sync We focus on performance, clarity, and scalability from day one—and we communicate trade-offs clearly throughout. Happy to share live apps and discuss your roadmap. Best,
£1.125 GBP en 7 días
7,3
7,3

Hi, This is exactly the kind of system I specialize in—marketplaces with strict logic, real-time flows, and subscription revenue models. I can build your MVP for iOS & Android (Flutter preferred) with a scalable backend handling postcode locking, Stripe subscriptions, and real-time lead distribution. How I’ll approach it: Postcode Engine: Dedicated DB structure (postcode_id mapping) with strict server-side validation to lock access and filter leads Stripe Integration: Subscription + one-tap payments using Stripe (webhooks + lifecycle handling) Real-time Flow: Firebase push + socket-based instant lead distribution (first-come claim logic) I’ve built multi-vendor platforms, real-time systems, and subscription-based apps before, so I understand both scaling and monetization deeply. What you’ll get: Clean, fast mobile apps (iOS + Android) Secure, scalable backend architecture Real-time notification + lead system Production-ready Stripe integration Happy to share relevant projects and discuss technical trade-offs (scaling, concurrency, fraud prevention). Best regards, Oli Ahmed
£954 GBP en 15 días
6,8
6,8

Hi, Ready to begin today and finish asap, I understand you need a high performance marketplace app where tradesmen are restricted to a single postcode and homeowners get curated leads. I’ll build the MVP in Flutter or React Native with Stripe recurring subscriptions, one time lead purchases, and real-time lead notifications via Firebase. The postcode lock will be handled server-side, mapping users to their assigned areas and filtering leads automatically ihave 7+years of experience building mobile marketplaces with Stripe payments, geofencing, and real time features. Quick question do you want the postcode lock to be strictly enforced at login or dynamically checked per lead I will also provide you 5 month of free post launch after the launch including bug fixes and maintenance to ensure everything runs smoothly. NOTE: I have carefully gone through your project details and can assuredly deliver what you require. Kindly review my portfolios, https://www.freelancer.pk/u/zainalitariq245 Looking forward to discussing your project further. Best Regards, ZAIN A...
£750 GBP en 10 días
6,8
6,8

Hi, As per my understanding: you need a marketplace MVP with strict postcode locking, Stripe-based subscriptions, and real-time lead distribution for tradesmen. Implementation Approach: • Build mobile app (RN/Flutter) with scalable backend • Design postcode-based access and filtering logic • Integrate Stripe for subscriptions and payments Queries: • Postcode logic based on static DB or geo-coordinates? • Any preferred cloud setup for backend? I will share my portfolio on your first message. Kindest Regards,
£1.500 GBP en 40 días
6,9
6,9

Hello, I hope you are doing well. I understand that you are looking to build a TRADESMEN MARKETPLACE MOBILE APPLICATION, and I would be happy to help. I have extensive experience in designing and developing applications and have successfully delivered many projects. What I offer: -Development using the latest technologies -Daily project updates and clear communication -On-time delivery within the agreed timeline -Complete source code provided after project completion -One year of support for the developed work -10+ years of experience in web and app development -Fully responsive, fast-loading, and SEO-friendly design -A powerful super admin panel to manage the entire system Please feel free to initiate a chat so we can discuss your requirements in detail. Thank you and regards, Dheeraj K.
£750 GBP en 12 días
7,2
7,2

Hello, With 4 years of experience in Mobile App Development, React Native, and Backend Development, I am well-equipped to handle your project. I understand the requirements for building a tradesmen marketplace with a strict geographic engine and multi-tier revenue system. I have expertise in PHP, Mobile App Development, Stripe, Backend Development, React Native, and Geofencing, making me a suitable candidate for this project. I have carefully reviewed your project details and believe I can deliver a high-performance MVP for iOS & Android. Let's connect in chat to discuss further. Best regards, Taimoor from Pixels Soft Let's connect in chat for further discussion.
£800 GBP en 7 días
6,5
6,5

Hello! I am glad to say that i have already developed an Tradesmen Marketplace Mobile MVP for a postcode-locked trade marketplace connecting tradesmen and homeowners, with a strong focus on real-time lead distribution and subscription-based access. The goal is to create a scalable, fast, and reliable platform that enforces strict geographic rules while delivering a seamless user experience and monetization flow. My focus will be on delivering a complete end-to-end solution, featuring: a cross-platform mobile app (Flutter or React Native) with a clean and intuitive UI, a robust backend architecture implementing strict postcode-lock logic to assign and restrict users to a single territory, real-time lead distribution with Firebase push notifications, and seamless Stripe integration for recurring subscriptions and one-tap lead purchases. I specialize in building marketplace platforms, real-time systems, and subscription-based applications, with hands-on experience in Stripe integrations, scalable backend design, and mobile app development. I have previously worked on apps involving subscription models and geo-based logic, ensuring both performance and business rule enforcement. Let’s connect to review your workflow, user roles, and monetization strategy so I can share relevant portfolio examples and outline the architecture, development phases, and timeline clearly. Best regards, Nikita Gupta.
£1.000 GBP en 30 días
6,6
6,6

Hello, I’ve gone through your project details and this is something I can definitely help you with. I have 10+ years of experience in mobile and web app development, working with Flutter and React Native. I specialize in building high-performance apps that include complex logic like geofencing and payment integrations with Stripe. My focus is on clean architecture and scalable solutions that meet business needs. I understand the unique requirements of your tradesmen marketplace, which involves creating a strict postcode engine and real-time lead flow. My experience with similar marketplace apps ensures that I can deliver an effective MVP that meets your vision. I'll maintain clear communication throughout the process, explaining technical trade-offs when necessary. Here is my portfolio: https://www.freelancer.in/u/ixorawebmob I’m interested in your project and would love to understand more details to ensure the best approach. Could you clarify how you envision handling the user onboarding process for tradesmen? Let’s discuss over chat! Regards, Arpit Jaiswal
£750 GBP en 30 días
7,5
7,5

Hi, I’ll build a high-performance marketplace using React Native and a Node.js backend optimized for geographic locking. For the "Postcode Engine," I’ll implement a relational database structure that validates tradesmen IDs against specific geographic boundaries, ensuring strict lead isolation. I’ve mastered Stripe Connect for recurring subscriptions and Firebase for low-latency lead alerts. I deliver scalable, production-ready code. Let's build!
£750 GBP en 7 días
6,3
6,3

Hi There!!! ★★★★ ( Marketplace app with postcode lock, Stripe subscriptions & real-time leads ) ★★★★ I understand you need a cross-platform marketplace app where tradesmen are locked to a postcode, pay subscriptions via Stripe, and receive real-time leads with instant notifications. ⚜ Flutter/React Native app development ⚜ Stripe subscriptions & payment flows ⚜ Postcode lock & geofencing logic ⚜ Real-time lead system with Firebase ⚜ User roles (tradesmen & homeowners) ⚜ Scalable backend & API integration ⚜ Clean UI with smooth performance I have 4+ yrs experince building marketplace apps with payments and real-time features, including subscription based systems. For postcode logic, I’ll map users to unique area IDs in DB and strictly filter leads via backend rules, ensuring no overlap. Let’s connect to discuss your MVP, I’d love to contribute. Warm Regards, Farhin B.
£756 GBP en 10 días
6,7
6,7

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