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I need a single code-base application that lets companies who move oversize loads find and book escort drivers quickly. The priority is a smooth, real-time chat that connects the load owner with available escorts the moment a request is posted. The conversation thread should stay synced across iOS, Android, and a responsive web portal, so whichever device people pick up, the same history, files, and read receipts appear instantly. Alongside chat, a lightweight map is required. It only has to display origin, destination, and the suggested route; live traffic layers or GPS tracking can wait for a later phase. Think of it as a visual aid inside the chat window that both sides can reference while they negotiate. Key screens I expect: • Escort marketplace where drivers list their availability and vehicle specs • Chat window with file/image share and push notifications • Map pane showing basic routes between entered points You are free to choose the tech stack, but please outline why it is the best fit for a shared code base and how you will maintain feature parity across iOS, Android, and Web. Once the first build is ready I will test on all three platforms, so include simple installation instructions or hosted links for each. Acceptance will be based on: • Seamless chat performance (no lost messages, consistent timestamps) • Accurate map rendering of basic routes on every platform • A working escort listing flow that ends in a confirmed booking record If you have shipped a cross-platform chat app before, show me an example and tell me what framework you used.
Project ID: 40706846
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274 freelancers are bidding on average €492 EUR for this job

Hello, I am Dr. Rajesh Rolen, PhD in Computer Science & Engineering, with experience of over 20+ years in Android, Android App Development, iOS Development, Mobile App Development, PHP, Web Development, iPhone As a preferred freelancer in the top 1%, I have done 400+ projects here on freelancer.com, I have 4.9 ratings out of 5 on average, which showcases my quality of work and timely delivery. Key Highlights: - Free Hosting Support on the Cloud or any desired platform. - Free 3 months of post-delivery support to ensure that our client doesn’t face any challenges after the launch of the project. - Free Dedicated tester on projects to ensure quality delivery, so clients don’t need to act as a tester. - 10+ Years experience UI/UX team to ensure intuitive UI. Portfolio: https://www.freelancer.com/u/Microlent Please open the chat and send me a message, so we can have a more detailed discussion about the project to give you the project timeline and cost. Thank you for considering my services. I look forward to engaging in a productive conversation and understanding how I can be of assistance in bringing your project to life. Regards Rajesh Rolen
€500 EUR in 30 days
9.6
9.6

Hello, Your Heavy Transport Escort App is a strong fit for a shared-codebase build: the marketplace, booking flow, synchronized conversations, attachments, read receipts, and route visualization all need consistent behavior across iOS, Android, and a responsive web portal. I can structure the solution around a maintainable cross-platform application with a PHP backend, secure APIs, persistent message storage, real-time delivery, push notifications, and a booking state that moves cleanly from escort availability to confirmation. The chat design will prioritize reliable message ordering, server timestamps, reconnection handling, unread/read status, and shared file history rather than relying only on local device state. For the map pane, I’ll keep the first release focused: origin, destination, and suggested route rendered consistently on every platform, with the architecture ready for future GPS and traffic features. The escort listing will include availability and vehicle specifications, while the web portal will remain responsive and feature-aligned with the mobile apps. I’ll provide clear setup instructions or hosted access for iOS, Android, and Web testing, along with an acceptance checklist covering chat reliability, route accuracy, and confirmed bookings. Would you prefer chat messages and booking events to update through WebSockets, or should the first release use a managed real-time service for faster validation? I’d be pleased to discuss the best framework choice
€750 EUR in 12 days
9.4
9.4

Hi there, We understand you need a single code-base application for a Heavy Transport Escort App that enables companies to find and book escort drivers quickly, with a focus on smooth real-time chat and a lightweight map feature. Our team at Webbook Studio has experience with cross-platform development, including a music voting mobile app built with React Native, React.js, and Node.js, which had a seamless chat functionality. We propose using React Native for this project, as it allows for a shared code base across iOS, Android, and Web, ensuring feature parity and efficient development. One question: Are there any specific design or branding guidelines we should follow for the escort marketplace and chat interface? Feel free to message us to discuss the details! — Webbook Studio
€360 EUR in 10 days
9.3
9.3

Hi — Elias here from Miami. I understand you're looking to develop a single code-base application for companies transporting oversized loads. The key challenge will be ensuring a seamless booking system that integrates effectively with various user roles and permissions. What usually matters most is the scalability of the app, especially as more users join the platform. A common issue in systems like this is managing complex workflows and ensuring real-time updates for all stakeholders. The tricky part is handling integration with external systems for logistics and compliance, which could pose risks if not addressed properly. My approach would involve using a modular architecture to ensure maintainability and ease of future expansion. This allows for adding features without disrupting existing functionality. I've worked on similar platforms requiring robust backend integrations and user role management, giving me insight into best practices. A few questions to better understand the scope: Q1 – What specific user roles will the application need to cater to, and how will their workflows differ? Q2 – Are there existing systems or APIs you plan to integrate with for logistics management? Q3 – What are your scaling expectations as the user base grows? Happy to discuss the details and suggest a solid technical approach. Looking forward to hearing from you.
€500 EUR in 5 days
9.0
9.0

Hello, i would like to discuss about the app features in more detail, so i can understand your requirements clearly before we start. i am mobile application developer with more than 8 years of experience in developing mobile apps together with backend services. i have developed many business solutions from scratch until store-ready applications. Till now, i have completed more than 550 projects successfully for different clients. i am very confident that i can provide you best quality software service, on time and within your budget. Let's chat to proceed.
€1,200 EUR in 15 days
8.9
8.9

Drawing from a 750+ product shipping background, my profile demonstrates my extensive experience in building MVPs and SaaS platforms that scale reliably, without needing to be completely re-written within six months. This track record makes me the perfect candidate for your Heavy Transport Escort App project. My hands-on skills with Python (Django), Flutter, and modern AI stacks would enable me to create a single code-base application which runs seamlessly across iOS, Android, and web platforms. Not only have I worked on cross-platform chat apps in the past, but I also understand the challenges they present. The framework I chose - OpenAI API and LangChain - aims to enhance the reliability of your chat feature. By integrating REST/WebSocket APIs into your project functionalities, we can ensure consistent timestamping and avoid any message losses. In terms of map rendering, my expertise with Firebase's real-time database ensures accuracy for basic routes on every platform. As an engineer who focuses on planning and maintaining feature parity from day one, I will deliver more than just an app; I will provide a powerful tool that brings peace of mind while moving oversize loads. Let's connect and discuss further how my skill set can best serve your project needs.
€980 EUR in 30 days
8.8
8.8

Reliable chat is the hard part here: cross-device sync, read receipts and consistent timestamps only work if the server owns message ordering, not the clients. I've built WebSocket platforms with recoverable execution flows and state machines, plus React Native and Flutter apps shipped through TestFlight and Google Play — the same codebase can target iOS, Android and web. Plan: (1) Supabase/Postgres + Redis backend with server-assigned message IDs, offline queue and resend on reconnect, so no message is lost; (2) shared React Native (Expo, with web) UI for marketplace, chat with file/image upload, push notifications; (3) map pane rendering origin, destination and a routed polyline via a directions API, plus a booking flow writing a confirmed record. You'll get a hosted web link and test builds. Do escorts and load owners need separate signup/verification flows?
€450 EUR in 7 days
7.6
7.6

Hello!, This is James from Hollywood... I read your Heavy Transport Escort App brief carefully, and the main pain point is clear: companies need one reliable place to find, book, and manage escort vehicles fast, without messy calls, delays, or double-bookings. I can build a single code-base app that keeps that workflow simple for both dispatchers and escort providers. My approach would be: 1. Define the booking flow and roles clearly 2. Build the core mobile app for iOS and Android from one codebase 3. Add the backend for availability, booking, notifications, and admin control 4. Test the whole journey so it works smoothly in real-world use I focus on practical delivery, not just writing code. That means clean UX, stable APIs, and a structure that can grow later if you want features like live tracking, automated matching, in-app chat, or route-based alerts. Relevant work examples: - FleetFlow Dispatch - RoutePilot Logistics - MoveSync Transport - EscortHub Mobile Quick questions: 1. Do you want escort providers to create profiles and set availability, or should the system be admin-managed? 2. Should bookings include location, load size, route, timing, and pricing rules from day one? 3. Do you want push notifications and in-app chat in the first release, or keep v1 focused on booking only? If you want, I can map the best MVP scope for your budget so you get something useful first, then expand it without rebuilding later.
€650 EUR in 5 days
7.2
7.2

When building a cross-platform application, the underlying challenge is achieving consistancy in user experience across all devices. This project requires a unified approach to chat and mapping functionalities that work flawlessly on iOS, Android, and web. To adress potential concerns about data loss or downtime, I will develop the application in a private staging environment, making sure your existing operations remain unaffected. Phases: Staging build: Develop the app in a private environment first, no impact on live systems. Core functionality: Implement chat and map features with real-time updates. Testing phase: Validate performance across all platforms with your feedback. Deployment: Launch the application with clear installation instructions for each platform. For the tech stack, I recommend using React Native for the shared codebase, as it allows for efficient updates and consistent performance across platforms. Could you clarify if you have any specific branding assets or design guidelines to follow? Thanks, Rajavel
€579 EUR in 10 days
7.3
7.3

Hi there! I'm Markiyan, a full stack developer and CEO of a web agency, and I'd love to help you build the Heavy Transport Escort App. I understand you need a single code-base application with a smooth, real-time chat that connects load owners with available escorts, alongside a lightweight map displaying origin, destination, and suggested routes. My team and I have experience with cross-platform development, having built a music voting mobile app using React Native, and a furniture store mobile shopping app using Flutter. For this project, I suggest using React Native for a shared code base, allowing us to maintain feature parity across iOS, Android, and Web. I can deliver a fully functional app with seamless chat performance, accurate map rendering, and a working escort listing flow. One question: do you have a preferred map service (e.g., Google Maps, OpenStreetMap) or would you like me to suggest options? Feel free to message me to discuss the details! — Markiyan
€360 EUR in 10 days
6.9
6.9

Hi, I went through your project details and understand what you're looking to achieve. I'd be interested in working with you on this. Based on the requirements you've shared, I can handle the project from start to completion while keeping the work aligned with your expectations, timeline, and desired outcome. My approach is straightforward: first, I'll make sure the requirements and expected deliverables are clear. Then I'll complete the work in structured stages, share progress along the way, incorporate your feedback, and deliver the final work after everything has been reviewed. Before we begin, I have a couple of questions about your requirements that will help me understand the scope more accurately. Feel free to message me so we can discuss the details and determine the best way to move forward. Best regards, Anum
€250 EUR in 1 day
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, Android, iOS, React, Node.js, and APIs. I focus on clean architecture, scalable code, and clear communication to ensure the project runs smoothly from start to finish. I will first review your requirements, suggest the best technical approach, and then proceed with development while keeping you updated at every stage. 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:What features do you prioritize for the chat within the escort marketplace? 1. Do you need this for mobile, web, or both? 2. Do you already have UI/UX designs or should we create them? 3. Will there be any third-party API or payment gateway integration? 4. What is your expected timeline for completion? 5. Are there any reference apps or websites you like? Let’s discuss over chat! Regards, Arpit Jaiswal
€250 EUR in 25 days
7.6
7.6

Hi, I am Adeel. I shipped ComicBase, a cross platform mobile app on .NET MAUI, live on both the App Store and Google Play from one codebase, so keeping iOS and Android in feature parity is a familiar problem. For this I would use MAUI for the mobile apps and a shared ASP.NET Core backend with SignalR for real time chat, so message delivery, read receipts and history sync stay consistent across web and mobile from one source of truth. The map pane can start simple, just plotting origin, destination and a basic route, with live tracking left for phase two as you noted. I can start now and would build the escort listing flow and chat first, since that is what acceptance hinges on. Which platform do you want the first working build on, so I can prioritise testing there?
€250 EUR in 3 days
6.6
6.6

Hello. The hardest part of your Heavy Transport Escort App is implementing a seamless, real-time chat that stays perfectly synced with consistent timestamps, message history, and file sharing across iOS, Android, and web platforms. This is critical to ensure smooth communication between load owners and escort drivers without message loss or delays. I propose using React Native with Firebase for real-time messaging and data sync, combined with React for the web portal. This stack supports a single codebase for all platforms, ensuring feature parity and easier maintenance. My approach: 1. Deliver a working MVP with the chat window, including real-time sync, file sharing, and push notifications. 2. Build the escort marketplace listing with availability and vehicle specs. 3. Integrate the lightweight map pane showing origin, destination, and suggested routes inside the chat. 4. Provide installation instructions and hosted test links for iOS, Android, and web. I recently completed a cross-platform chat app for a logistics client using React Native and Firebase, which handled real-time updates and file sharing flawlessly under heavy load. This experience directly applies here. Please share any existing API docs or staging environment to start integration. Looking forward to your reply. Best,
€500 EUR in 6 days
6.5
6.5

Hello there The key challenge is keeping chat messages files read receipts and timestamps synchronized across iOS Android and Web. The booking flow and map also need to remain simple and reliable. I would use Flutter for one shared codebase with a real-time backend. I will build the escort marketplace chat with file sharing and notifications plus route maps and booking confirmation. The structure will stay scalable for future GPS and traffic features. Portfolio: https://www.freelancer.pk/u/zainalitariq245 Which part should we prioritize first for testing: real-time chat or the booking flow? Best Regards Zain Ali.
€250 EUR in 15 days
6.9
6.9

Hello I will be able to help you in your Transport Escort App. 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. I am having expertise 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. Please consider me and initiate a chat for further detailed discussion. Regards, Anju
€300 EUR in 15 days
6.6
6.6

Hello there, Hope you are doing well I’d be glad to build your Heavy Transport Escort marketplace with a single codebase covering iOS, Android, and a responsive web portal. The core focus will be reliable real-time communication, synchronized conversations, and a simple cross-platform booking workflow. For this project, I recommend Flutter because it allows us to maintain one shared codebase while delivering consistent UI and behavior across mobile and web. Shared business logic, API models, validation, and state management will help maintain feature parity as the platform evolves. Key Features Escort Marketplace Escort driver registration and profiles Availability status Vehicle specifications and service details Search/browse available escorts Load/request details Booking request and confirmation Booking history and status Real-Time Chat One-to-one conversation between load owners and escorts Instant message delivery using WebSockets Message history synchronized across all platforms Image/file sharing Read receipts and timestamps Online/offline status Push notifications Reliable message delivery with reconnect handling Map & Route Origin and destination entry Suggested route display Distance/route information Map embedded directly within the relevant booking/chat experience Consistent rendering across iOS, Android and Web Recommended Tech Stack Mobile + Web: Flutter + Dart Backend: Node.js + NestJS Database: PostgreSQL Thanks & Regards Dheeraj k.
€250 EUR in 7 days
7.3
7.3

With over 8 years of experience, I have gained extensive skills in Mobile App Development, PHP, and Web Development, making me an ideal candidate for your Heavy Transport Escort App project. In countless successful projects, I have cultivated a knack for transforming ideas into robust digital solutions that produce tangible results. Given the complexity of your requirement, my skillset aligns perfectly to not only meet but exceed your expectations. Additionally, to ensure consistent map rendering, I'll meticulously incorporate basic route display between entered points using lightweight map technology. Although this won't include live traffic layers or GPS tracking in the first build phase, I promise to deliver an accurate representation of origin, destination, and suggested routes. As for project maintenance and support post-completion - rest assured that my strong communication skills combined with my penchant for on-time delivery will not leave you waiting when in need. Let's discuss further on how we can bring your idea to reality - together!
€300 EUR in 7 days
6.4
6.4

The key here is keeping the marketplace, chat and booking state synchronized across iOS, Android and Web so users can switch devices without losing message history, files or booking status. I would build the MVP in Flutter with Firebase for authentication, real-time chat, file storage, push notifications and server-side booking logic. This gives one shared codebase across all three platforms while keeping timestamps, read receipts and confirmed bookings authoritative on the backend. The first release will include escort availability/vehicle listings, one-to-one chat with image/file sharing, push notifications, origin/destination route display and a confirmed booking record. I can start after award with the data model, booking states and chat flow, then deliver test builds plus a hosted web version.
€750 EUR in 21 days
6.4
6.4

Hello I can build this as a single cross-platform codebase using **Flutter + Supabase**. Flutter will provide consistent iOS, Android, and responsive Web UI from one codebase, while Supabase gives us real-time PostgreSQL, authentication, file storage, and reliable message synchronization. The MVP will include: - Escort marketplace with availability and vehicle specifications - Real-time 1:1 chat with message status/read receipts, timestamps, image/file sharing, and push notifications - Basic route map showing origin, destination, and suggested route - Booking workflow that converts an agreed escort request into a confirmed booking record - Responsive layouts with feature parity across iOS, Android, and Web For chat reliability, messages will be persisted server-side with ordered timestamps and real-time subscriptions, avoiding device-dependent history. Shared backend models and reusable Flutter components will keep behavior consistent across platforms. I’ll provide a testable build for iOS/Android plus a hosted Web version, along with simple installation/testing instructions. The architecture will also leave room for future GPS tracking, traffic layers, payments, and richer dispatch features Regards Praggya
€250 EUR in 15 days
6.9
6.9

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