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Title: Full-Stack React + Supabase Developer Needed to Finalize and Scale Existing App Job Description: We are looking for a skilled full-stack developer to take over and expand an existing, fully functional web application prototype made on Lovable. The project frontend was built using React, Vite, TypeScript, and Tailwind CSS, backed by Supabase. The core UI pages and basic database tables are already established. Your job will be to sync with our private GitHub repository, review the existing architecture, implement a few specific feature extensions, and ensure the app is ready for production. Key Responsibilities: Clone the repository from GitHub and set up the local development environment. Connect local environment variables (.env) to our existing Supabase instance. Implement custom feature extensions and API integrations as requested. Optimize Tailwind layouts for perfect mobile responsiveness. Conduct bug fixing and ensure smooth state management. Required Skills: React.js / ViteTypeScriptTailwind CSSSupabase (Authentication, Database, and Edge Functions)Git / GitHub repository management Budget & Style: Freelance / Hourly or Fixed-Price milestone options accepted. Please share your portfolio showing previous React + Supabase projects. NDA required
Project ID: 40627668
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383 freelancers are bidding on average $150 USD for this job

Hello, As a senior full-stack developer with over a decade of experience, I am extremely comfortable working with React, TypeScript, and Tailwind CSS - all of which were used to develop your app. My skill set also includes working with Supabase (specifically the Authentication, Database, and Edge Functions), Git/GitHub repository management, which align perfectly with what you're seeking for. In fact, I have led several successful projects using the same technology stack, and would love to share my portfolio that showcases my previous work in-depth. My team at A4Logic has handled several large-scale web development projects using technologies similar to yours. Our approach is rooted in practicality and we focus on clear milestones with regular communication to ensure alignment. One aspect that sets us apart is our commitment to long-term support even after your project goes live. I understand that an existing project can be nuanced but I assure you that I can seamlessly step in and start contributing immediately. Let's connect and discuss your current URL, desired outcomes, and deadlines so we can map out the best approach to take your Thanks!
$180 USD in 3 days
8.1
8.1

Hello!! I am sure I can handle the project for you impeccably. I have seen your project post as you need **Full-Stack React + Supabase Developer**. According to your requirements, I can efficiently enhance, optimize, and finalize your existing React/Vite application while ensuring it is production-ready with seamless Supabase integration. I have 13+ years of experience in web and mobile application development and have successfully delivered enterprise solutions, SaaS platforms, AI-powered applications, CRM/ERP systems, booking platforms, eCommerce solutions, and custom business applications using React, TypeScript, Tailwind CSS, Supabase, Node.js, and modern cloud technologies. I will begin by reviewing your existing GitHub repository, understanding the current architecture, setting up the local environment with your Supabase instance, and implementing the required feature enhancements in a structured manner. I will also optimize mobile responsiveness, improve performance, fix bugs, and ensure clean, scalable, and maintainable code ready for production deployment. I will provide 2 years of free ongoing support, complete source code, work with Agile methodology, and assist you from development to successful deployment. I am available to start immediately and would be happy to discuss your project in more detail. Thanks, Christina
$140 USD in 7 days
8.4
8.4

Hi, I have gone through your React/Supabase web app enhancement project. It looks straightforward at first, but details around the existing codebase, Supabase integration, and responsive UI can cause issues later. I can review the current setup and outline a practical approach for the required enhancements. I have over 10 years of experience in JavaScript, HTML5, Git, Tailwind CSS, and full-stack web development, and I'm excited to be part of your project. Let's discuss your React, Vite, and Supabase requirements in the chat so I can recommend the most practical and cost-effective solution. ~ Rajesh
$140 USD in 7 days
8.5
8.5

As an experienced full-stack developer with a profound understanding of Git, JavaScript, and Mobile App Development, I am confident I can handle your project efficiently. Over the past 15 years as a developer and managing my senior development team, I have crafted numerous web and mobile applications, many of which employed similar technologies like React, Vite, TypeScript, Tailwind CSS, and Supabase. With this project, I would begin by cloning the repository from GitHub and setting up the local development environment without requiring any payment upfront. Once that's sorted, I'd seamlessly connect local environment variables to your existing Supabase instance and begin making the custom feature extensions and API integrations you need to elevate your app's functionality. Additionally, I will devote dedicated attention to ensure perfect mobile responsiveness for your app on all fronts while maintaining smooth state management. Client satisfaction has always been my priority, proven by my completion rate of 96%, with any unfinished projects mostly being due to client side issues beyond my control. To offer further peace of mind'I'm willing to provide an NDA. Let me assure you that with me leading this enhancement efforts,it will be delivered before any payment is made offer but that's not الإكتفاءبsince it's based on our initial progress and your full satisfaction
$140 USD in 7 days
7.8
7.8

Hi, I checked your "Full-Stack React/Supabase Dev for App Enhancement" project description, it looks like the focus is on delivering a clean, responsive website that works well across all devices. I prefer understanding the expected layout and user experience first, then building pages that closely match the design while keeping the code organized and easy to maintain. Feel free to share the design or current website, and I'll suggest the best implementation along with a realistic timeline. Final timeline and cost will be confirmed in chat after a complete understanding and documentation of the project expectations in detail.
$98 USD in 4 days
7.9
7.9

★★★ REACT SPECIALIST ★★★ Hi, To finalize and scale your existing app, I can implement the required feature extensions and optimize the application for production. I will clone your GitHub repository and set up the local environment. Then, I will connect the environment variables to Supabase and implement the custom features you need. I will also focus on optimizing the Tailwind layouts for mobile responsiveness and conduct necessary bug fixing. I have experience with React and Supabase, and I can share my portfolio with you. Please let me know if you have any questions. Looking forward to your reply. Thanks!
$70 USD in 3 days
7.6
7.6

Taking over a Lovable prototype and getting it production-ready is exactly the kind of handover I do often. I'd start by cloning your private GitHub repo, wiring the .env to your existing Supabase instance, and doing a full pass over the current React/Vite/TypeScript/Tailwind structure so I understand the schema and auth flow before touching anything. From there I'd build the feature extensions and API integrations you need, keeping Supabase Auth, the database tables, and any Edge Functions clean and consistent with what's already there. I'd refactor the Tailwind layouts so every page holds up on mobile, tighten state management to kill the bugs that creep in on Lovable exports, and make sure the app is stable and deployable. I've shipped several React + Supabase apps end to end, so I'm comfortable moving fast without breaking your existing UI. I'm fine signing the NDA before I get repo access, and I can start right away. Are the feature extensions already written down somewhere, or should we quickly agree on the list once I've reviewed the repo? Muhammad Saad
$110 USD in 3 days
7.7
7.7

HI! I am an expert web programmer. I have a lot of work experience in Laravel, Codeigniter, PHP, Wordpress, JavaScript, HTML, Vuejs, Reactjs, React Native, and MySQL. I can start right away. I want to discuss this project in detail. Please contact me to discuss more regarding this project. For more details Chat with me
$90 USD in 7 days
7.3
7.3

Hi, I’ve worked on React + Supabase apps and can take over an existing codebase smoothly without wasting time relearning the basics. Your stack is clear, and I can help review the current architecture, connect the Supabase environment properly, add the requested features, and tighten the responsive behavior for production readiness. I’m also comfortable working under NDA and syncing through GitHub from day one. If you want, I can start by auditing the repo and mapping the quickest path to launch.
$200 USD in 7 days
7.5
7.5

I see you're looking to enhance your existing web application prototype built on Lovable, specifically focusing on integrating with Supabase and optimizing the Tailwind layouts for mobile responsiveness. I can help you with that. To ensure a seamless transition, I will clone your repository from GitHub and set up the local development environment while connecting the local environment variables to your Supabase instance. I understand the importance of implementing the requested feature extensions and API integrations efficiently, while also addressing any bugs and ensuring smooth state management throughout the process. Could you clarify which specific custom features you want to prioritize for the initial implementation? Looking forward to collaborating on this project. Rajavel Full-Stack Developer | React | Supabase | Tailwind CSS
$49 USD in 10 days
7.5
7.5

As a leader in full-stack web development, I am well-equipped to handle your project and take your app to the next level. React, Vite, TypeScript, and Tailwind CSS? No problem! Plus, my extensive experience with Supabase makes syncing with your private GitHub repository and optimizing Tailwind layouts for mobile a breeze. What sets me apart is my deep commitment to transforming clients' ideas into functional digital products that not only meet their specific needs but are also scalable and built for growth. On top of that, I understand the value of a smooth user experience, so I'll work diligently to ensure the state management is optimized and all bugs are eradicated. Client satisfaction is a priority to me. Under my clear management, every task from initial setup to feature extension will be handled with care and attention to detail. And let's not forget my track record. Thanks...
$250 USD in 7 days
7.6
7.6

Hi, I reviewed the task: take over an existing React + Supabase prototype, sync the private GitHub repo, connect .env variables, and extend features for production readiness. I’ll work in the existing React, Vite, TypeScript, and Tailwind CSS structure, using HTML5 and JavaScript to implement the requested feature extensions and API integrations. I’ll also align Supabase Authentication, Database, and Edge Functions with the app’s state management so everything stays consistent. I’ll focus on bug fixing, smooth UI flows, and clean, mobile-first Tailwind layouts for responsiveness. Let’s discuss here now.
$150 USD in 7 days
7.6
7.6

As an AI software system builder with experience in creating scalable SaaS platforms for various enterprises, I believe I am equipped with the right skills to tackle the task at hand. I have extensive knowledge and practical expertise in using React.js, TypeScript, Tailwind CSS - some of the key technologies driving your project. Moreover, my understanding and command over Supabase for all its functionalities (from Authentication to Database and Edge Functions) make me an ideal candidate for your project. Consistency is essential to efficient project completion; my proficiency in Git/GitHub repository management ensures a refined workflow. My focus on delivering scalable, secure, maintainable solutions can be seen from my extensive work with multi-tenant architectures - crucial for handling growing businesses like yours. In addition, my mastery over AI technology aligns with your vision of automating operations and improving customer experience through intelligent systems. Overall, choosing me would mean getting not just a skilled developer but also an experienced partner committed to your project's success. Let's connect and bring your app to its full potential!
$70 USD in 1 day
6.9
6.9

Hello!! Your existing React, Vite, TypeScript, Tailwind, and Supabase application will be reviewed, enhanced with the required features, optimized for mobile, and prepared for a stable production launch. • Which new features would you like to add first? • Are there any pages that need the most attention or improvements? • Do you have a target launch date for this version? Having strong experience with React, Supabase, GitHub, and API integrations, similar projects have been completed successfully from prototype to production. Clean code, responsive design, bug fixing, smooth state management, and secure Supabase integration will be delivered while working with your existing architecture and Git workflow. Looking forward to discussing your project and getting started right away. Best regards Farhin B
$30 USD in 10 days
6.7
6.7

Hi, Your stack aligns well with my experience. I can jump into your existing React, Vite, TypeScript, and Supabase codebase, review the architecture, implement the required features, optimize mobile responsiveness, and resolve bugs without disrupting the current functionality. I'm comfortable working with GitHub workflows, Supabase authentication/database, and production-ready React applications. Signing an NDA is no problem. One question: are the new features already defined, or would you like help planning the implementation as well? Best, Mehboob
$140 USD in 7 days
6.1
6.1

Hi there, Taking over and scaling an existing app can often lead to integration issues and unexpected bugs. But with my extensive experience in React, Vite, and Supabase, I can seamlessly extend your app's features and ensure it's production-ready. I'll optimize Tailwind layouts for mobile and handle any API integrations you need. Here are my questions: Are there any specific feature extensions or API integrations you prioritize? How soon would you like the app to be ready for production? Drop me a message so we can get started right away!
$150 USD in 3 days
6.1
6.1

Hi, Your app is already functional, so the main challenge is not rebuilding—it’s understanding the existing React/Supabase architecture, extending features safely, and preparing the prototype for production without introducing regressions. I can take over the GitHub codebase, configure the local environment with Supabase, implement new features and API integrations, improve Tailwind responsiveness, and fix any existing issues with state management or performance. I'll follow clean development practices, test changes carefully, and ensure the application remains scalable and maintainable. I'm experienced with React, Vite, TypeScript, Tailwind CSS, Supabase authentication/database, and Git workflows. I'd be happy to review your current setup and help move the app from prototype to production-ready.
$30 USD in 1 day
6.2
6.2

Hello! We can help finalize and extend your React and Supabase app for production. 1. Which feature extensions or integrations should we tackle first? 2. Do you already have the GitHub repo and Supabase access ready? — About us We are dZENcode – a full-cycle IT company for digital product development: from design and programming to integrations and post-release support. We build projects from scratch and also work on existing solutions that need further development, improvements, or technical support. You can find detailed information about our services and rates on our official website: https://dzencode.com. Please review it – after that, we can discuss the details and agree on the next step. ⚠️ After clarifying all details, we will define the scope, the suitable cooperation format – task-based, outsourcing, or outstaffing – and the final cost. Projects are guaranteed to reach release with us: • 10+ years providing IT services; • 90+ in-house specialists; • 250+ public reviews since 2015; • We support products under SLA after launch; • We work under NDA and a company contract!
$140 USD in 7 days
6.3
6.3

Hi, I'm Rafael. As an automation architect I’ll focus on making the repo-to-deploy flow repeatable and safe for your React/Vite/TypeScript app backed by Supabase. I’ll sync the private GitHub repo, create secure handling for the .env that points at your Supabase instance, and add CI workflows to run tests, apply Supabase migrations/Edge Function deployments and produce preview builds so Tailwind mobile changes are validated automatically. Quick question: do you want CI-gated automatic deploys to production or just checks and artifacts for manual release? Please contact Rafael through Freelancer chat so we can discuss this project in detail and estimate realistic timing and cost.
$250 USD in 5 days
6.5
6.5

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 specific features are you looking to enhance or add in the application? 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
$155 USD in 25 days
7.4
7.4

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