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I’m ready to move BuildXpress from concept to a live, production-ready marketplace that sells construction materials across multiple cities. The build must cover every layer—responsive web front-end, Android app, central backend, and a powerful admin panel—so my team can manage catalogue, pricing, pincode-level inventory and multi-warehouse logistics in real time. Key priorities • A lightning-fast, user-friendly product search that lets buyers filter by material, brand, size and city. • Seamless payments through Razorpay, supporting Credit/Debit Cards, UPI and Net-Banking with auto-generated GST invoices. • Built-in contractor services limited to Contract Bidding only (no profile listings or hire-a-contractor modules for now). Core platform features – Bulk-order flow with tiered pricing and MOQ logic – WhatsApp & SMS order/dispatch notifications – Pincode-based delivery scheduling and multi-city tax rules – Warehouse and stock reconciliation dashboard – Role-based admin panel with analytics exports Deliverables I expect from you 1. Production-grade source code for web, Android and backend (well-structured, documented). 2. One-click deployment scripts and environment credentials transferred to me. 3. Successful publishing of the Android app to Google Play under my account. 4. Technical documentation: architecture overview, API reference, setup guide and handover checklist. Acceptance criteria • End-to-end purchase—including search, cart, Razorpay payment, GST invoice and notification—must complete in under 90 seconds on a 4G connection. • All endpoints secured with token-based auth, passing load test of 1 000 concurrent users. • No critical bugs during a 7-day UAT window; fixes turned around within 24 hours. If your team has a proven track record delivering scalable e-commerce stacks (React / Angular, Node / Django / Laravel, PostgreSQL / MySQL, AWS / GCP, or similar) and can meet these hand-over standards, let’s discuss timelines and milestones right away.
Project ID: 40671663
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93 freelancers are bidding on average ₹84,299 INR for this job

Hi, I can help you with "Full-Stack Construction Marketplace Development" as per your given project description. We can discuss more in detail during a chat conversation when you are available. I've worked on many PHP projects in recent times. So I am confident on achieving your expected Goals. Please initiate a communication thread to discuss further and start with the project. ⭐ 5.0/5 from a recent client: "A more professional version: “Excellent work! The job was completed within the committed timeline. Great quality, professionalism, and timely delivery. Highly appreciated and recommended.”" Final timeline and cost will be confirmed in chat after a complete understanding and documentation of the project expectations in detail.
₹45,000 INR in 10 days
8.0
8.0

The real challenge in BuildXpress is not just building web + Android + backend—it is making bulk pricing, MOQ rules, pincode delivery, GST invoices, warehouse stock, and Razorpay all behave reliably under real load. My first step would be to define the operational flows clearly before development starts, especially how inventory, tax, dispatch, and notifications interact across cities so nothing breaks at checkout. I’ve worked on custom ecommerce and admin-driven platforms where search speed, backend structure, and logistics rules were the deciding factors in success. A marketplace like this needs clean API planning, strong auth, and an admin panel your team can actually use daily without depending on developers for every stock or pricing change. A few points would help pin the scope correctly: - Should Android be native or can we use a faster cross-platform approach if performance stays strong? - Do you want GST invoice generation from the application itself or via a connected billing tool? - Will WhatsApp/SMS notifications use your existing providers, or should we include provider setup in the build?
₹37,500 INR in 8 days
7.8
7.8

Hello Sir/Ma’am, I can build BuildXpress as a complete, scalable construction-material marketplace covering web, Android, backend and admin operations. I understand the key priority is real-time inventory, pricing and multi-warehouse management across cities, combined with a fast purchasing experience. I’ll focus on: • Responsive React web application + Flutter Android app • Laravel/Node.js backend with PostgreSQL/MySQL • Fast product search with material, brand, size, city and pincode filters • Bulk orders, MOQ and tiered pricing • Razorpay integration with UPI, cards and net banking • GST invoice generation • Pincode-based delivery and multi-city tax rules • Multi-warehouse inventory and stock reconciliation • Contract bidding module • WhatsApp/SMS notifications • Role-based admin panel with analytics and exports • Secure APIs, load testing and performance optimization • AWS deployment with documentation and deployment scripts • Google Play publishing under your account I have 12+ years of experience with Laravel, React.js, Flutter, Node.js, MySQL/PostgreSQL, APIs, e-commerce platforms and complex admin systems. I work independently and personally handle the development, ensuring direct communication throughout the project. I can provide a milestone-based development plan with a realistic timeline and fixed cost after reviewing the detailed requirements. Best regards, Pulkit Jalani
₹50,250 INR in 25 days
7.0
7.0

Your 90-second checkout target will fail if you don't implement Redis caching for product search and pre-load pincode rules into memory. Without this, every query hits the database cold, and under 1,000 concurrent users your response time will balloon past 5 seconds. Quick questions - are you planning separate warehouse APIs per city or a single inventory service with geo-sharding? And what's your fallback if Razorpay webhooks drop during peak order windows? Here is the architectural approach: - PHP + LARAVEL: Build a modular monolith with queue workers handling Razorpay callbacks, WhatsApp notifications and stock reconciliation jobs so checkout never blocks on third-party latency. - ANDROID APP DEVELOPMENT: Native Kotlin app with offline cart persistence and background sync so buyers can browse your 10,000+ SKU catalogue even when network drops mid-session. - API DEVELOPMENT: RESTful endpoints with JWT auth, rate limiting at 100 req/min per token and Swagger docs auto-generated from route annotations for your team's handover. I've architected two B2B marketplaces that scaled from pilot to 50K monthly orders without rewriting core logic. Let's schedule a 20-minute technical call to lock down your multi-warehouse routing rules before you commit to a build.
₹50,630 INR in 21 days
6.8
6.8

With my extensive experience in Full Stack Development and proven track record in building scalable e-commerce systems, I am the ideal candidate to take BuildXpress from concept to a fully operational marketplace. As the founder of SoftwareLinkers, I have spent years honing my skills in PHP and MySQL backend development, RESTful API integration and developing React.js / Flutter app that efficiently consume APIs. Building a responsive web front-end, an efficient Android app, central backend, and a powerful admin panel for your team to manage catalogues, pricing, inventory and logistics across multiple cities would be an exciting challenge that I'm more than capable of handling. At SoftwareLinkers, we pride ourselves in understanding business goals and designing reliable systems. Needless to say, this project aligns perfectly with our strengths. Partner with me and you're guaranteed production-grade source code for every layer of the build as outlined in the deliverables ensuring your site is lightning-fast, user-friendly and capable of seamless payments through Razorpay
₹75,000 INR in 21 days
6.5
6.5

Hi,I can build BuildXpress with a scalable e-commerce architecture covering the responsive web app, backend APIs, admin panel, Razorpay checkout, GST invoicing, inventory/warehouse workflows and Android integration. I’d recommend a phased approach because the current scope includes multi-city inventory, logistics, bulk pricing, contractor bidding, notifications, analytics and mobile publishing. Before locking the final timeline and fixed cost, I’d like to review the product/warehouse model, tax rules, delivery logic and Android scope in detail. I can start with the core commerce + inventory architecture and provide clear milestones for the remaining modules. Thanks.
₹60,000 INR in 30 days
6.5
6.5

Hi I will be able to help you. 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 Logical Soft Tech Pvt Ltd, Indore(M.P)
₹50,000 INR in 25 days
6.6
6.6

Hey, Yes, I can help you build BuildXpress into a complete construction-material marketplace across web and Android, including product search, bulk orders, MOQ/tiered pricing, Razorpay, GST invoices, pincode delivery, warehouse inventory, contract bidding, and the admin side. Before we plan the build, do you already have the product/pricing data and warehouse inventory setup ready, and how many cities are you targeting for the first launch? I have 8+ years of full-stack development experience and have worked on e-commerce platforms with similar product, order, payment, and admin workflows. So, I can also take care of the backend, testing, deployment, and handover. Once I understand the current setup, we can discuss the timeline and milestones and take it from there.
₹56,250 INR in 7 days
5.9
5.9

With 5+ years of experience in full-stack development, I have confidently built and deployed scalable applications across various industries that match the complexity of your project. I am comfortable working with the frameworks you require, such as React, Node.js, and Laravel. My expertise extends to API integration, database management, and performance optimization — essential skills to ensure a lightning-fast and seamless experience for your users. Having developed SaaS applications and e-commerce platforms before, I understand the importance of user-friendliness and meeting specific business requirements. Your core features including tiered pricing, delivery scheduling, and role-based admin panel are all ideas I can adeptly transform into fully functional components of an intuitive product. I always prioritize clean code that is optimized for maintainability. Rest assured, all deliverables from production-grade source codes to comprehensive technical documentation will be provided at high quality along with extraordinary post-delivery support. With dedication and passion in turning ideas into reality through code let's work together to make your 'BuildXpress' the top marketplace solution for construction materials!
₹56,250 INR in 7 days
5.5
5.5

Hi, I can build BuildXpress as a production-ready construction marketplace covering responsive web, Android, backend and a powerful admin panel. Fixed Price: ₹70,000 INR Includes: > > Responsive web + Android application > > Product catalogue, search, filters, bulk orders, MOQ and tiered pricing > > Razorpay payments, GST invoices and WhatsApp/SMS notifications > > Pincode inventory, multi-warehouse stock, delivery scheduling and tax rules > > Role-based admin panel, analytics, secure APIs and deployment support I can use React, Node.js/Laravel, PostgreSQL/MySQL and AWS/GCP to build a scalable architecture capable of supporting the required 1,000 concurrent users. The complete purchase flow will cover search → cart → Razorpay → GST invoice → notification, with proper security, performance optimization and UAT support. I can provide well-structured source code, deployment scripts, API documentation, setup guide and Play Store publishing support. Available to start immediately. Thanks.
₹70,000 INR in 30 days
4.9
4.9

I could develop a responsive construction material marketplace webapp in about 10 - 15 days. Pls clarify about this: "Pincode-based delivery scheduling and multi-city tax rules" The delivery will be integrated with a 3rd party api or you have your own delivery team? And the multi-city tax rules will need to be provided by you.
₹75,000 INR in 10 days
4.6
4.6

Hi there, I’m Gurmeet, a seasoned web designer and developer with 7 years of hands-on experience. I am fully committed to working until your final project requirements are met and your expectations are exceeded — delivering not just a website, but a solution that truly elevates your brand. I’d love to discuss your project in detail so we can map out the best approach together. Let’s create something impactful that drives results for your business! ✨ What I offer: ✅ Full redesigns that modernize and improve performance ✅ Smooth user experience and easy-to-manage backend ✅ Support even after delivery — I’m here to ensure everything runs perfectly ✅ A trusted long-term partnership for future updates and enhancements Looking forward to working with you, Gurmeet
₹56,250 INR in 7 days
4.0
4.0

Berhampur, India
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Member since Jun 26, 2021
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