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Title: Build Full-Featured Tradesmen CRM Web + Mobile App (Tradios) – Connect to Existing Custom CRM Backend Job Description: I need an experienced full-stack developer / agency to build a modern, professional CRM + Job Management web app + mobile app for UK tradesmen (plumbers, electricians, builders, etc.). I already have a powerful custom CRM backend with all the core tools (AI Estimate Tool, AI Contract Maker, database, user management, etc.). You will build the beautiful frontend only (web dashboard + iOS & Android mobile app) that connects to my existing backend via REST API. Must-Have Features Clean, mobile-first dashboard (web + native mobile app) Drag-and-drop Calendar / Scheduling with availability blocks and team view Zapier + API leads integration (auto-import jobs from Checkatrade, MyBuilder, Rated People, Findatrade, etc.) Estimate / Quoting module with AI integration (pulls from my existing AI tool) Invoice module with PDF generation, staged payments, and online payment links Material Takeoff tool (quantity takeoff – measure materials from job notes or simple plans) Contract module with AI Contract Maker (pulls from my existing AI tool) + digital signature Build Charts – Gantt charts, progress tracking, build schedule visualiser Customer CRM with full history, tags, lifetime value Leads Inbox with real-time notifications Reports & Analytics (revenue, profitability, win rate, charts) Reviews & auto-review requests Push notifications + SMS alerts Offline mode support PDF exports for all documents Tech Requirements Web app: Modern framework (React / [login to view URL] preferred) Mobile app: React Native (single codebase for iOS + Android) – or Flutter if you strongly prefer Must connect seamlessly to my existing REST API (I will provide full API documentation + test environment) Clean, professional UI/UX (similar to Tradify / ServiceM8 / Jobber style) Fast loading, secure (JWT auth), responsive design What I Provide Full backend + all AI tools already built and running Complete API documentation Test server with sample data Brand assets & logo (Tradios – navy blue + orange) Budget & Timeline: Fixed-price or hourly – please quote both options. Target launch: 6–8 weeks from kick-off. If you have built similar trades/job management apps before, please share 1–2 examples in your proposal. Looking forward to seeing your portfolio and quote!
Project ID: 40363882
204 proposals
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Active 5 days ago
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204 freelancers are bidding on average £554 GBP for this job

I have thoroughly reviewed your project requirements for Tradios - CRM + Job Management App and I am confident in my ability to deliver exceptional results. By connecting your existing custom CRM backend to a modern, professional CRM + Job Management web app + mobile app for UK tradesmen, I will create a clean, mobile-first dashboard with essential features like drag-and-drop scheduling, estimate/quoting module, invoice module, material takeoff tool, contract module, customer CRM, and more. I have extensive experience in PHP, Website Design, Graphic Design, Mobile App Development, and Software Architecture, and I am eager to start working on this project. Please review my profile for my 15 years of experience and let's discuss the job details. I am committed to delivering high-quality work and I am looking forward to hearing from you.
£420 GBP in 10 days
8.8
8.8

Hello, I hope you’re doing well. My name is Vishal Nasit, and I represent OM Infowave Software Pvt. Ltd. We are a 10+ years experienced IT firm specializing in website and mobile application development. We have successfully delivered many high-quality apps and websites for clients across different industries. ? Our Expertise Design & Frontend • Photoshop, Figma • HTML, CSS, JavaScript, jQuery • Bootstrap Website Development • PHP • Laravel • CodeIgniter • React.js • MySQL Database Mobile Application Development • Android • iOS • Flutter (Cross-platform) ✅ Why Choose Us • 10+ years of industry experience • Clean, scalable, and secure code • Modern UI/UX design • On-time delivery & regular updates • Long-term support after project delivery ? Our Approach 1. Understand your exact requirements 2. UI/UX design approval 3. Development with regular milestones 4. Testing & quality assurance 5. Final delivery and deployment 6. Ongoing support if required ? Cost & Timeline • Cost: Depends on project scope and features • Timeline: Will be shared after requirement discussion • Availability: Immediate start I would be happy to discuss your project in detail and provide a precise quote and timeline based on your needs. Looking forward to working with you. Best regards, Vishal Nasit OM Infowave Software Pvt. Ltd.
£390 GBP in 12 days
8.4
8.4

Hi, This is Elias from Miami. I checked your project description and understand you already have the backend, AI tools, and REST API ready, and now need a polished frontend layer for Tradios across web and mobile that feels modern, fast, and built for real tradesmen workflows. I’d approach this by designing the core user journeys first—dashboard, calendar, leads, quotes, invoices, contracts, and notifications—then building the web app and mobile app in parallel around your existing API so launch stays realistic within the 6–8 week target. I’ve worked on dashboard-heavy business systems with mobile companions, API-driven modules, role-based flows, and document/payment features where UI clarity and speed mattered a lot. I’d be happy to review the API docs and map out the cleanest frontend architecture for this. I have a few questions to get a better understanding: Q1 – Is the existing REST API already fully covering calendar, leads, invoices, contracts, and notifications, or will any frontend-required endpoints still need to be added? Q2 – For the mobile app, do you want true offline sync for key modules like jobs, calendar, and customer history, or just limited offline viewing in the first release? Q3 – Which modules are absolute must-haves for the 6–8 week launch, and which ones can be phased just after MVP if needed? Looking forward to hearing from you.
£500 GBP in 7 days
8.6
8.6

Hi, To build a modern CRM and job management app for tradesmen, I'll create a clean and responsive frontend that connects to your existing backend. This will include: - A mobile-first dashboard for web and mobile. - Integration with your existing REST API for seamless functionality. - A drag-and-drop calendar and scheduling feature. - Modules for estimates, invoices, and contracts with AI integration. I will use React for the web app and React Native for the mobile app to ensure a smooth user experience across platforms. Ready to start once you provide the API documentation and access to the test server. Thanks!
£1,000 GBP in 45 days
8.4
8.4

Hello, I am a seasoned full-stack developer with 4 years of experience in Website Design, Web Development, React Native, Mobile App Development, PHP, and Full Stack Development. I have carefully reviewed your project requirements for building a Tradesmen CRM + Job Management web app + mobile app. I am confident in my ability to create a clean, mobile-first dashboard with all the essential features you have outlined. I have expertise in PHP, Website Design, Graphic Design, Mobile App Development, Software Architecture, CRM, Web Development, Full Stack Development, React Native, and API Development. I am keen to discuss your project further and provide a professional solution tailored to your needs. Please connect with me in the chat for a detailed discussion. Best regards, Taimoor from Pixels Soft
£500 GBP in 7 days
6.7
6.7

Good day. What specific fields and data points should be included in the job scheduling calendar (e.g., job type, location, customer details)? Are there any preferred or required third-party integrations for the invoicing module (e.g., Xero, QuickBooks)? How should the AI-powered estimate tool handle complex jobs or custom requirements? So basically you want to create the frontend of a CRM and job management web app and mobile app for UK tradesmen, including plumbers, electricians, and builders. We will design a mobile-first web and mobile app frontend using React (for the web app) and React Native (for the mobile app), both optimized for performance and responsive design. The frontend will integrate seamlessly with your existing REST API, which will handle all backend interactions, including AI estimate tools, invoicing, and job management. For job scheduling, we will implement a drag-and-drop calendar view with team availability and advanced features like Gantt charts, job progress tracking, and customer CRM with full history and analytics. Lets get connected to discuss further and get aligned. Regards Taqi F.
£1,111 GBP in 7 days
6.8
6.8

As an experienced Full-Stack Developer with a strong focus on modern application development, I'm confident that I have the expertise to bring your vision of Tradios to life. I specialize in building clean, scalable UI/UX-centric web and mobile applications that are both responsive and powerful - ensuring optimal performance across all platforms. Having a wide range of skill sets including React, Flutter, and PHP/Laravel, I'm familiar with the tools necessary for seamless API integrations to connect Tradios to your existing backend. I believe my sharp eye for detail combined with my commitment to clean and maintainable code, will align perfectly with your requirement for a professional CRM + Job Management system. Additionally--and quite importantly--I bring comprehensive experience in developing SaaS platforms and CRM systems tailored to specific business needs. This makes me well-suited
£250 GBP in 1 day
6.6
6.6

Your API integration layer is the make-or-break point here. If the frontend doesn't handle rate limits, token refresh failures, or offline sync conflicts properly, your tradesmen will lose job data in the field when their signal drops. Quick question - what's your current API's rate limit structure, and does your backend support webhook callbacks for real-time updates? Also, are you handling file uploads (photos, PDFs) through the same REST endpoints or using separate storage like S3? Here's the architectural approach: - REACT NATIVE + OFFLINE-FIRST: Build with Redux Persist and SQLite caching so tradesmen can log jobs, take photos, and create estimates without connectivity. Queue all mutations and sync when online using exponential backoff retry logic. - API INTEGRATION LAYER: Implement Axios interceptors with automatic JWT refresh, request queuing during network failures, and conflict resolution for concurrent edits. Add Sentry error tracking to catch API failures before users report them. - DRAG-AND-DROP CALENDAR: Use React Big Calendar with custom drag handlers that validate team availability and job conflicts in real-time. Integrate with your backend's scheduling engine to prevent double-bookings across multiple devices. - PDF GENERATION + PAYMENTS: Server-side PDF rendering using Puppeteer (not client-side) to ensure consistent formatting. Stripe integration with idempotency keys and webhook handling for payment confirmations - critical for avoiding duplicate charges on flaky mobile networks. - MATERIAL TAKEOFF MODULE: Build a canvas-based measurement tool with touch gestures for mobile. Store calculations as structured JSON so your AI can learn from historical material usage patterns. I've built 3 field service apps for construction companies that scaled to 200+ concurrent users. The biggest failure point is always sync conflicts when crews work offline - I'll architect this to handle that from day one. Let's schedule a 20-minute technical call to review your API docs and discuss edge cases like what happens when a tradesman submits an estimate while your backend is deploying updates.
£450 GBP in 21 days
6.7
6.7

Hello, I will develop your TRADESMAN CRM WEB AND 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
£250 GBP in 22 days
6.6
6.6

I have read your job post and understand that you already have a fully built custom CRM backend and AI tools, and now need a high-quality, production-ready frontend system (web + mobile) for your Tradesmen CRM (Tradios) that connects cleanly via REST API. This is a strong fit for a frontend-heavy, system-level build, and I would approach it with a focus on performance, UX clarity, and tight API integratio —especially given the complexity of scheduling, invoicing, estimates, and job workflows.
£500 GBP in 17 days
6.0
6.0

-------- Tradios CRM Frontend (Web + Mobile) with API Integration -------- Hello, I understand you need a full-featured CRM frontend (web + mobile) connected to your existing backend, and I am perfect for this as I specialize in building scalable dashboards and React/React Native apps with complex workflows. I will develop a modern, mobile-first UI (React + React Native) covering scheduling, CRM, invoicing, AI modules, analytics, and real-time notifications—all seamlessly integrated via your REST APIs. The system will be optimized for performance, offline support, clean UX (Tradify-style), and secure JWT-based authentication. You will receive production-ready web + mobile apps with clean code, API integration, and smooth deployment support. Thanks
£320 GBP in 12 days
6.0
6.0

Hello, I came across your project Tradios - CRM + Job Management App and I am very interested in working with you. I have reviewed your requirements and fully understand the scope and expectations. I specialize in PHP, Website Design, Graphic Design, Mobile App Development, Software Architecture, CRM, Web Development, Full Stack Development, React Native, API Development and have successfully delivered similar projects before. I am committed to delivering high-quality work with reliability, clarity, and professionalism. I work transparently throughout the project so progress, deadlines, and expectations stay clear at every stage. I would be glad to discuss further details and am ready to start immediately. Looking forward to hearing from you. Regards, Anum
£250 GBP in 7 days
5.3
5.3

✋ Hi There!!! ✋ The Goal of the project:- Build a modern CRM and job management web and mobile app that seamlessly connects to your existing backend and delivers a smooth experience for tradesmen. I have carefully reviewed your full requirements including frontend development for web and mobile, API integration, scheduling, CRM features, AI modules, and reporting tools, and I clearly understand the need for a clean, fast, and scalable system aligned with your backend. I can deliver a polished product within your timeline. I am the best fit because I have strong experience building CRM dashboards and mobile apps with complex integrations and real-time features. • Develop responsive web dashboard and mobile apps using React and React Native with full REST API integration • Implement scheduling, CRM, invoicing, AI modules, and real-time notifications with smooth UX • Ensure secure authentication, offline support, and performance optimization across devices I will also handle UI design, database management, testing, and full source code delivery with proper documentation. I have 9+ years experience as a full stack developer and have built similar CRM and job management platforms with mobile apps and API integrations. Looking forward to chat with you for make a deal Best Regards Elisha Mariam!
£251 GBP in 7 days
5.1
5.1

Hello, I hope you’re well. I’m an experienced full-stack developer specializing in building polished, scalable frontend for complex backends. I’ll connect your powerful custom CRM backend to a modern, responsive web dashboard and a single-codebase mobile app (React Native) that matches Tradify/ServiceM8 aesthetics with fast performance, offline mode, and robust JWT security. I’ve delivered enterprise-grade CRM and job-management frontends, integrating calendar drag-and-drop scheduling, leads/inbox with real-time notifications, AI-assisted estimates and contracts, invoicing with PDF exports, material takeoffs, and seamless API syncing to existing backends. I’ll implement clean UIs, responsive layouts, and a reliable bridge to your REST API, ensuring features like Gantt charts, insights dashboards, push/SMS alerts, and offline support work flawlessly. I can handle this end-to-end within your 6-8 week target using a single codebase, with a transparent plan and sensible milestones. Best regards, Billy Bryan
£450 GBP in 5 days
4.7
4.7

Hey there! Building a tradesmen CRM + job management app like Tradios sounds like a great project. One challenge I've seen in similar projects is ensuring seamless integration with existing backends. I've worked on projects involving frontend development that required connecting to various APIs, which could be relevant here. While I haven't specifically built a trades/job management app, my experience in API integration and clean UI/UX design could be beneficial. I'd approach this by focusing on practical solutions for the frontend that align with your existing backend setup. Excited to learn more about your project! ✅
£620 GBP in 3 days
4.9
4.9

⚠️ If you're not happy, you don’t pay. ⚠️ Hi there, Thank you for checking my proposal and sharing the detailed project brief. I can build your full-featured Tradesmen CRM web + mobile app (Tradios) using React / React Native with a premium, user-friendly design. I will deliver: • Clean, mobile-first dashboard with drag-and-drop calendar • Zapier + API leads integration • AI-powered Estimate / Quoting & Contract modules • Invoice generation with PDF and online payment links • Material Takeoff & Build Charts tools • Customer CRM, Leads Inbox, Reports & Analytics • Reviews, Push notifications, SMS alerts, and offline mode support You will also receive comprehensive guides, documentation, and support clarity. I am confident I can execute your vision professionally and efficiently. Looking forward to discussing timeline and next steps. Best regards, Chirag.
£550 GBP in 7 days
4.7
4.7

Hello, I am Vishal Maharaj, a seasoned full-stack developer with 20 years of expertise in PHP, Software Architecture, Web Development, React Native, API Development, and Mobile App Development. I have carefully reviewed your requirement for the Tradios CRM + Job Management App. To bring your vision to life, I propose building a modern and user-friendly web dashboard and mobile app that seamlessly connects to your existing custom CRM backend via REST API. The solution will include essential features such as drag-and-drop scheduling, AI integration for estimates and contracts, invoice generation, material takeoff tool, and comprehensive customer management capabilities. I am confident in delivering a high-quality solution that meets your specifications and exceeds your expectations. Let's discuss further details and kick off this exciting project. Cheers, Vishal Maharaj
£500 GBP in 5 days
5.8
5.8

Greeting, I know you're probably tired of reading through templated proposals from developers who haven't even looked at your brief properly, so I'll get straight to it. I've built job management dashboards for field service businesses before, and the one thing that always makes or breaks adoption is the mobile experience. A plumber on a job site isn't going to tolerate a clunky UI. I'd focus on making the drag and drop calendar, lead inbox, and estimate flow feel instant and intuitive on mobile first, then carry that same quality through to the web dashboard. React and React Native are my primary tools, so a single codebase across iOS, Android, and web is exactly how I'd approach this. Clean JWT auth, offline support, and PDF generation are all things I've handled in similar builds. Lets chat It helps me map your API structure properly so there are no surprises at week four. What does your timeline look like to get started? Best Regards, Shawana
£500 GBP in 20 days
4.9
4.9

Hi, As we delve into the world of Tradesmen CRM and Job Management, it’s crucial to have an expert who's been on the frontline for a considerable period. My name is Johib, and I bring with me over 15 years of robust experience in software application development working for some renowned companies like Avaya, Pramati, CGI, Yash, GMS, Vcentric, Meta-io CTI Services and MMTex. My principle skill sets span from API Development to Web Development and Graphic Design to UI/UX. Over the years, I’ve garnered in-depth expertise in scalable architectures, efficient coding and performance optimization – key aspects that'll be essential in crafting your CRM + Job Management app. Notably, I’ve created several fintech-driven mobile applications with real-time alerts and charts similar to what you require for your project. My proficiency in Flutter, React Native, Swift (iOS) and Kotlin (Android) will ensure a seamless cross-platform venture. Additionally, my knowledge of secure APIs and CI/CD further cements my position as an ideal choice for your project.
£500 GBP in 7 days
4.9
4.9

Hello, I understand the importance of having a streamlined CRM and Job Management system for UK tradesmen like plumbers, electricians, and builders. With my expertise in Full Stack Development, Web Development, and API Development, I am confident in creating a modern and user-friendly solution that seamlessly integrates with your existing custom CRM backend. I will focus on developing a clean and mobile-first dashboard, along with features such as drag-and-drop scheduling, integration with various lead sources, automated estimate and invoice generation, and comprehensive reporting tools. By utilizing React for the web app and React Native for the mobile app, I will ensure a consistent and efficient user experience across platforms. Having worked on similar projects in the past, I am well-equipped to deliver a high-quality solution that meets your requirements. I look forward to discussing further details and showcasing relevant examples from my portfolio. Best regards, Jayabrata Bhaduri
£750 GBP in 7 days
4.4
4.4

Aberdare, United Kingdom
Member since Apr 5, 2026
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