
Open
Posted
•
Ends in 2 hours
Paid on delivery
I already have a stripped-down MVP that proves the concept; now I need it turned into a fully-functioning web marketplace application. The build will run exclusively in the browser, so every decision—from database design to responsive front-end rendering—should focus on delivering a smooth web experience. Core scope • A robust product catalog that lets me add, edit and retire items without touching code. • End-to-end payment gateway integration (Razorpay is my preferred choice, but I’m open if you can justify another). • A bidirectional price negotiator module where buyers and sellers can counter-offer in real time; the logic is drafted in the MVP but needs production-grade refinement and security hardening. • Integrating GST/Other APIs Beyond the features, I expect clean, well-documented code, standard unit and integration tests, and a deployment pipeline (CI/CD) that can push to my hosting provider with one command. Performance, accessibility and SEO best practices matter because the store must feel snappy and rank well from day one. Acceptance criteria • All core features work across modern desktop and mobile browsers. • Payments complete successfully in test and live modes. • Negotiator updates instantly for both parties without page refresh. • Lighthouse performance score ≥ 90 on first contentful paint. If you’re comfortable owning both front-end and back-end pieces—whether that’s React + Node, Vue + Laravel, or another comparable stack—let’s talk. I’ll share the current repo and a short loom walkthrough so you can estimate the effort and outline milestones.
Project ID: 40460126
126 proposals
Open for bidding
Remote project
Active 3 days ago
Set your budget and timeframe
Get paid for your work
Outline your proposal
It's free to sign up and bid on jobs
126 freelancers are bidding on average ₹27,330 INR for this job

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.
₹25,000 INR in 10 days
8.0
8.0

Hello, As your seasoned web developer, I possess a unique combination of front-end and back-end skills that align perfectly with your project demands. My expertise is using robust CMS platforms in the e-commerce space, making me well-versed with the likes of WordPress, Shopify, and WIX among others. Additionally, I boast of strong proficiency in the needed technologies such as React + Node and Vue + Laravel which are essential for converting your MVP into a full-fledged e-commerce app. With over 8 years of experience in website development and customization, my approach revolves around constructing exceptional online experiences that fit individual business needs. Your project's core features align seamlessly with my capabilities as I prioritize creating productive databases and developing secure payment gateways. The bidirectional price negotiator module you require has significant overlaps with my skill set like PHP and Node.js which makes it even more exciting to tackle. Apart from the mentioned specifics, my work is marked by diligent error fixing mechanisms and comprehensive testing procedures. Ensuring clean coding practices and adherence to important SEO principles comes naturally to me. With respect to deadlines, I recognize their importance and always strive for timely delivery without compromising quality. Ready to get started? Thanks!
₹27,750 INR in 3 days
7.9
7.9

Dear Sir/Madam, Thank you for sharing the detailed scope. After reviewing your requirements, I believe this project aligns strongly with my experience in developing scalable web applications, marketplace workflows, payment integrations, and real-time user interactions. I can help evolve your existing MVP into a production-ready marketplace platform with a focus on performance, maintainability, security, and long-term scalability. My approach would be to strengthen the current architecture, refine the negotiation workflow for real-time interaction, integrate secure payment processing, and ensure the platform is optimized for both user experience and operational stability. The implementation can cover: • Scalable product catalog and management workflows • Secure payment gateway integration (Razorpay and extensible payment architecture) • Real-time buyer–seller negotiation module with production-grade handling • GST and external API integrations • Responsive frontend and optimized backend architecture Before estimating effort and milestones, I’d appreciate clarification on a few points: Which technology stack is the current MVP built on? How mature is the negotiation module today (UI only / partial backend / functional)? Which GST or additional third-party APIs are planned? Do you already have hosting and deployment infrastructure in place? Is there a target launch timeline for the first production release? Best Regards,
₹15,000 INR in 7 days
7.4
7.4

I’m a strong fit for this full-stack build. I have experience taking MVPs into production-ready web applications with robust backend architecture, responsive frontend development, payment gateway integrations (including Stripe), real-time features using WebSockets/live updates, admin product management systems, CI/CD deployment workflows, and performance-focused optimization. I can refine your negotiation module into a secure real-time production feature, implement clean ecommerce architecture, ensure strong test coverage, and deliver a scalable, well-documented solution optimized for performance, accessibility, and long-term maintainability.
₹15,000 INR in 3 days
6.4
6.4

As an experienced Full Stack Developer with over a decade of work under my belt, I've honed my skills to ensure that your web marketplace application is robust, high-performing and visually impressive. I'm proficient in multiple web development stacks including React, Node.js and Laravel, making me incredibly versatile and adaptable to meet your project's unique needs. The fact that I have over a 100 successful projects testifies to my ability to consistently deliver quality work within agreed-upon timelines. Lastly, as an added advantage, I also provide long-term support and maintenance once the project is delivered. This ensures that any possible bugs or upgrades can be managed promptly and the app functions seamlessly. If you're looking for true reliability and comprehensive skill set in one package, choose me-Vimal Kumar-as your go-to freelance developer. Let's join forces and transform your MVP into an app to remember!
₹29,000 INR in 15 days
6.5
6.5

Hello, I’ve reviewed your requirements and I understand you already have the MVP in place — now the goal is turning it into a stable, production-ready e-commerce platform with a smooth browser experience, real-time negotiation flow, and scalable architecture. I can help with both frontend and backend development, including: Product catalog management (add/edit/retire products) Stripe payment integration (test + live modes) Real-time buyer/seller counter-offer system without refresh Security hardening and production refinement of the negotiator module Responsive UI optimized for desktop and mobile SEO, accessibility, and Lighthouse performance optimization CI/CD pipeline setup with clean deployment flow Unit + integration testing and structured documentation For this kind of application, I’d recommend React + Node.js with WebSockets for live negotiation updates, but I’m open to reviewing your current stack and improving around the existing MVP instead of rebuilding unnecessarily. Before estimating properly, I’d like to review the current repo and Loom walkthrough so I can understand the negotiator logic, current architecture, and scope for production scaling. Looking forward to discussing milestones and next steps.
₹25,000 INR in 7 days
5.3
5.3

As a Full-Stack Developer with over 7 years of experience in web and mobile app development, I can undoubtedly help you transform your MVP into a fully-functional e-commerce application. My expertise spans from the back-end to the front-end, making me proficient in using stacks like React + Node, Vue + Laravel or any comparative technology that is better suited for your project. Apart from building up striking interfaces and polished back-ends, I'm highly adept at creating fluid user experiences that work seamlessly across various browsers on both desktop and mobile devices. This expertise includes not only integrating payment gateways like Stripe but also refining and securing complex features like your price negotiator module. Ultimately, I pride myself on my dedication to creating applications that are optimized for performance and usability. In conclusion, by entrusting me with this project, you'll be receiving benefits far beyond just my technical skills. You'll gain a dependable collaborator who consistently communicates progress, provides valuable technical insights that save time and money, writes intelligible code for easy future upgrades, and most importantly a professional who is committed to delivering your project on time. Let's connect and bring your e-commerce vision to life.
₹25,000 INR in 10 days
5.4
5.4

With entrepreneurial experience developing marketplace platforms and a strong command in Laravel, I know I can bring your MVP to life as an amazing e-commerce app. My expertise in creating high-performance web applications with complex database structures aligns perfectly with your needs. I understand that clean, well-documented code is not only essential for scalability but also for guaranteeing smooth operations, and that's always been one of my key focuses. When it comes to negotiations and payments, my proficiency in PHP and MySQL queries will significantly contribute to refining and hardening the logic for your real-time counter-offer module. On a similar note, my prior experience with Stripe would ensure seamless end-to-end payment gateway integration. Building on your demands for performance, accessibility, SEO best practices, from day one and guaranteeing functional compatibility across modern browsers including mobiles, you can count on me deploying the CI/CD pipeline system effectively. I believe we can Mais surpass your expectation for this project with a Vue + Laravel stack; nonetheless, I'm flexible to adapt React + Node stack If preferable. Kindly reach out so we can discuss further; I look forward to being part of this journey!
₹12,500 INR in 10 days
5.2
5.2

Hello there, I’ve carefully reviewed your project requirements and have a few important questions to discuss so we can align clearly and start the work smoothly. Could you please connect with me right now so we can discuss the details and move forward? I specialize in mobile app development and have hands-on experience in building scalable, user-friendly, and performance-driven applications for startups and businesses. My core skills include: Android & iOS App Development React Native JavaScript Backend APIs (Node.js / PHP) App Performance & Security App Maintenance & Support I focus on understanding business goals first and then delivering a solution that adds real value to users and drives growth. Thanks for posting this project — looking forward to working with you ? Thanks & Regards, Ishan K.
₹25,000 INR in 7 days
5.2
5.2

With over nine years of experience in web and mobile development, specializing in eCommerce projects, I am confident that I possess the skillset to turn your MVP into a fully-functioning web marketplace application. My expertise includes HTML, Node.js, and PHP among other languages, which are crucial for building the clean, well-documented code you expect and facilitating seamless integration with razorpay's payment gateway and GST/Other APIs. I take a holistic approach to development. In addition to coding, I prioritize performance optimization, accessibility, and SEO best practices that contribute to an enhanced user experience and successful website rankings from day one. As a testament to my commitment to quality, I offer free three-month support for my clients after the delivery phase. My effective project costing approach means you'll receive top-notch work without breaking the bank. Additionally, I can manage the entire hosting process efficiently – from the domain acquisition to deployment – ensuring that everything runs smoothly with a single command. Trust me with your project; I will turn your ideas into reality."
₹25,000 INR in 7 days
5.4
5.4

Hi Mate , Good morning! I’ve carefully checked your requirements and really interested in this job. I’m full stack node.js developer working at large-scale apps as a lead developer with U.S. and European teams. I’m offering best quality and highest performance at lowest price. I can complete your project on time and your will experience great satisfaction with me. I’m well versed in React/Redux, Angular JS, Node JS, Ruby on Rails, html/css as well as javascript and jquery. I have rich experienced in Website Design, Backend Development, Frontend Development, Web Development, Node.js, HTML, PHP and eCommerce. For more information about me, please refer to my portfolios. I’m ready to discuss your project and start immediately. Looking forward to hearing you back and discussing all details.. Appreciate your prompt response
₹27,750 INR in 4 days
4.7
4.7

**DO NOT PAY ME UNTIL I COMPLETE! :)** Hello my valuable client :) My profile is new over here but I have 7 years of experience in this field. I have completely understood about your project. Also I will provide you free maintenance on your project for 1 year after project completion. I can definitely complete this in your timeframe. Give me one chance to prove myself. Hit the chat button to get started. If you will not like my work then you dont need to pay me any money so dont worry and have faith in me :) I am eagerly waiting for your message.
₹25,000 INR in 7 days
4.6
4.6

As the founder of Dlite Info Tech Pvt Ltd, I have cultivated a talented team combining the best of both frontend and backend development. We specialize in turning ideas into impactful realities, and your project would be no different. Our expertise in eCommerce and web development using stacks such as React + Node, Vue + Laravel-and PHP will ensure your stripped-down MVP is transformed into a robust and snappy web e-commerce application. To satisfy your core scope, we can leverage our backend development skills to create a product catalog that lets you easily edit and manage items without touching code. We’re fluent in payment gateway integration, so getting Stripe-or another preferred provider of yours-up and running smoothly would be a straightforward task for us. Moreover, we respect the importance of performance, accessibility, and SEO best practices when it comes to any web application, especially one with emphasis on user interactions like yours. We can leader streamline deployment to your hosting provider leveraging our experience and expertise in CI/CD pipeline. Let's collaborate to deliver not just results but also peace of mind for your future-ready web app!
₹27,500 INR in 7 days
4.6
4.6

With my 8+ years of experience, I am very well-suited for your project. Having worked extensively in both frontend and backend development using various frameworks, including Shopify and WordPress, I have the proven ability to convert your MVP into a fully functional e-commerce app smoothly. My proficiency in languages such as React.js, HTML5, PHP, and Node.js aligns perfectly with your project's needs. Moreover, being familiar with payment gateway integrations (including Stripe) and API development, I can ensure a secure and seamless payment experience for your end-users while adhering to all necessary security protocols. Furthermore, my background in SEO optimization and performance tuning guarantees you a snappy web experience that will rank well from day one. In addition to the technical aspects, I strongly believe in providing clean code along with thorough documentation. This will ensure that not only you but any future developers can easily understand and maintain the codebase. My commitment to quality, on-time delivery, and reliable long-term support makes me an ideal candidate for this task. Let’s collaborate to build an exceptional e-commerce app that solves real-world problems!
₹20,000 INR in 7 days
4.5
4.5

Hi, Your project already having an MVP is a huge advantage because the core idea is validated — now it’s about transforming it into a fast, scalable, production-ready e-commerce platform. I can handle both frontend and backend development, including: • Product catalog management with clean admin controls • Secure Stripe payment integration • Real-time buyer/seller negotiation system with live counter-offers • Responsive mobile-first UI/UX • CI/CD deployment pipeline and optimized production architecture I’d recommend building and managing the entire workflow on Replit for faster iteration, live collaboration, simplified deployment, and easier long-term maintenance. Suggested stack: • React + Node.js (or FastAPI if preferred) • PostgreSQL database • WebSocket-based real-time negotiation updates • Automated testing + Lighthouse optimization The negotiator system is the most interesting part here, and I’d focus heavily on making it smooth, secure, and instant without refreshes while keeping the codebase clean and extendable. Deliverables will include documented source code, deployment setup, testing, CI/CD pipeline, and production-ready optimization for performance and SEO. I can start immediately after reviewing the current repo and Loom walkthrough.
₹25,000 INR in 1 day
3.7
3.7

Hello, Your MVP already proves the concept—now it needs to be engineered into a scalable, secure, and production-ready web marketplace. That is exactly where my full-stack expertise fits. I can take ownership of both frontend and backend development and transform your current build into a polished platform optimized for performance, usability, and long-term growth. My approach includes: • Building a responsive web marketplace with a fully manageable product catalog (add/edit/archive without code changes). • Secure Razorpay payment gateway integration (or alternative if technically better for your use case). • Refining your real-time buyer/seller price negotiator with secure WebSocket-based architecture for instant counter-offers without refresh. • GST and third-party API integrations as required. • Clean architecture using modern stacks like React + Node.js or Laravel based on project fit. • Unit/integration testing, CI/CD pipeline setup, and deployment automation. • SEO, accessibility, and performance optimization targeting Lighthouse 90+. Once I review your current repository and Loom walkthrough, I can quickly define milestones, timeline, and the most efficient development path. Best regards.
₹25,000 INR in 7 days
3.9
3.9

As an experienced Full-Stack Developer with a specialization in designing and deploying modern applications, I am confident that my skills perfectly align with your e-commerce project goals. I have extensive experience working with HTML, Node.js, PHP, and an overall strong website design foundation that can ensure a smooth transition of your MVP to a fully-functioning e-commerce app. In addition to my skill set, my team and I also possess significant expertise in cloud technologies such as AWS, Azure, and Google Cloud. This ensures our solutions are not only secure but also scalable and efficient for handling various business demands. Furthermore, our advanced capabilities in AI can introduce intelligent automation to your app to enhance productivity and provide a smarter user experience. What distinguishes us further is our unwavering commitment to clean code, optimized performance at every level, and providing real business value. We shall take this same approach to ensure your project is impeccably executed. As you can see from my profile, not only do we have the technical skills needed for this job but also a proven track record of on-time delivery with clear communication- which I believe is essential for any successful venture. Thus, by entrusting me with this project you're giving it to someone who genuinely understands the intricacies of building responsive web experiences and has the necessary skills to make it rank exceptionally well.
₹25,000 INR in 7 days
3.4
3.4

Hi there, You’re absolutely in the RIGHT PLACE. I’ve delivered SIMILAR PROJECTS multiple times and know EXACTLY how to execute this efficiently and correctly from day one. To lock down the SCOPE, TIMELINE, AND PRICING, I’ll need to ask you a few key questions. Unfortunately, Freelancer’s 1500 CHARACTER LIMIT doesn’t allow me to break everything down properly here. Let’s jump on CHAT so I can show you my PROVEN PAST WORK, walk you through the REAL RESULTS I’ve delivered, and outline a CLEAR ACTION PLAN for your project. You’ll immediately see why my approach is DIFFERENT and EFFECTIVE. If you’re serious about getting this done RIGHT, I’m ready to move forward. Looking forward to CONNECTING and WINNING TOGETHER. Cheers, Mayank Sahu
₹25,000 INR in 7 days
3.9
3.9

Hi, thank you for considering me to convert your MVP into a fully-functioning web marketplace application. Given your existing MVP, I understand that the primary focus should be on refining the payment gateway integration, bidirectional price negotiator module, and integrating GST/Other APIs. To achieve this, I'd propose a clean and modular approach using PHP as the primary language and leveraging Laravel for its robustness and maintainability. I'd start by assessing the current MVP's architecture and identifying areas that need improvement. This would involve evaluating the database design, ensuring it's optimized for a smooth web experience, and implementing any necessary changes to support the product catalog, payment gateway, and bidirectional price negotiator module. For payment gateway integration, I'd recommend using Razorpay as it's your preferred choice, but I'd also be happy to explore alternative options if necessary. To ensure a seamless experience, I'd implement a secure payment processing flow using HTTPS and validate transactions to prevent any potential issues. Regarding the bidirectional price negotiator module, I'd refine the existing logic to make it production-grade, secure, and efficient. This would involve implementing real-time counter-offer functionality, ensuring data consistency, and handling edge cases to prevent any unexpected behavior. To integrate GST/Other APIs, I'd research and implement the necessary APIs to ensure accurate and up-to-date tax calculations. This would involve integrating with the relevant API providers, handling any necessary API credentials, and implementing data validation to prevent any errors. In terms of documentation, I'd ensure that all code is well-documented, following PHPDoc standards, and provide comments to explain any complex logic. This would make it easier for you to understand the codebase and make any necessary changes in the future. One clarifying question I have is regarding the expected database schema for the product catalog. Could you provide more information on the desired data structure and any specific requirements for storing and retrieving product information?
₹24,965 INR in 5 days
3.6
3.6

You need to convert your MVP into a scalable and production-ready web marketplace with secure payments, smooth performance, and real-time negotiation features and that’s exactly the kind of platforms we specialize in building. To make sure we’re aligned, we have a few quick questions: 1. Which stack is the current MVP built on? 2. Is the negotiator module already partially implemented? 3. Do you already have hosting and deployment preferences? We are a team with 5+ years of experience in React, Node.js, Laravel, payment gateway integrations, and marketplace development with clean and scalable architecture. For designing this project, we will build a responsive marketplace with secure Razorpay integration, real-time buyer/seller negotiation flow, product management, GST/API integrations, and scalable backend architecture while focusing on performance, SEO, and smooth user experience. It will take 3-4 weeks for completion of this project. Are you available for a quick discussion to review the MVP and next steps?
₹30,000 INR in 15 days
4.2
4.2

Surat, India
Member since May 21, 2026
₹1250-2500 INR / hour
$125-250 USD
$750-1500 USD
₹1500-12500 INR
€30-250 EUR
$10000-20000 USD
£250-750 GBP
£1500-3000 GBP
$50-150 USD
$250-750 USD
$30-250 USD
$10-30 USD
$250-750 CAD
₹37500-75000 INR
₹12500-37500 INR
₹37500-75000 INR
$30-250 USD
₹1250-2500 INR / hour
£20-250 GBP
$750-1500 USD