You will get React.js Developer — Refactor & Stabilize React Codebase
Project details
If your React codebase has grown messy, unstable, or difficult to maintain, I’ll refactor it into clean, scalable architecture — improving reliability without rewriting from scratch.
I work as a Senior React Developer / React Frontend Developer with a strong focus on React Bug Fixing, React Debugging & long-term stability.
What I Deliver
🔧 Rewrite unstable components
📦 Organize folder & component structure
🔄 Fix broken state logic & side effects
🧠 Introduce clean React patterns
🛡 Reduce technical debt
🚀 Prepare the app for scaling
Ideal for SaaS, dashboards & enterprise apps.
I work as a Senior React Developer / React Frontend Developer with a strong focus on React Bug Fixing, React Debugging & long-term stability.
What I Deliver
🔧 Rewrite unstable components
📦 Organize folder & component structure
🔄 Fix broken state logic & side effects
🧠 Introduce clean React patterns
🛡 Reduce technical debt
🚀 Prepare the app for scaling
Ideal for SaaS, dashboards & enterprise apps.
Programming Languages
PHP, HTML & CSS, JavaScriptCoding Expertise
Cross Browser & Device Compatibility, Performance Optimization, SecurityWhat's included $100
These options are included with the project scope.
$100
- Delivery Time 5 days
- Number of Revisions Unlimited
- Design Customization
- Content Upload
- Responsive Design
- Source Code
Optional add-ons
You can add these on the next page.
Fast 3 Days Delivery
+$20
4 reviews
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MM
MD Sobuj M.
Feb 18, 2026
Fix Bugs in Existing React Application
Outstanding experience working with Rakib. He jumped into a complex React codebase, quickly pinpointed the root causes behind UI issues, broken flows, and unexpected crashes, and fixed them with precision.
What impressed us most was his ability to solve problems without creating new ones. Every fix was clean, well-tested, and improved the overall stability of the application. Communication was proactive, timelines were met, and the quality of work exceeded expectations.
If you need someone who can debug, stabilize, and strengthen a React application, Rakib is an excellent choice. We would absolutely work with him again.
What impressed us most was his ability to solve problems without creating new ones. Every fix was clean, well-tested, and improved the overall stability of the application. Communication was proactive, timelines were met, and the quality of work exceeded expectations.
If you need someone who can debug, stabilize, and strengthen a React application, Rakib is an excellent choice. We would absolutely work with him again.
MK
Md Tuhin K.
Feb 16, 2026
Fix React / Next.js State Bugs – Filters Not Resetting & Table Not Refreshing
Great experience working together on our React / Next.js project.
They quickly identified and fixed complex state management issues, including filters not resetting properly and tables not refreshing after updates. The fixes were clean, well-structured, and did not introduce new bugs.
Strong understanding of React hooks, state lifecycle, and component rendering behavior. Communication was clear and turnaround time was fast.
Would definitely recommend for frontend debugging and performance-related tasks.
They quickly identified and fixed complex state management issues, including filters not resetting properly and tables not refreshing after updates. The fixes were clean, well-structured, and did not introduce new bugs.
Strong understanding of React hooks, state lifecycle, and component rendering behavior. Communication was clear and turnaround time was fast.
Would definitely recommend for frontend debugging and performance-related tasks.
MK
Md Tuhin K.
Feb 8, 2026
Frontend Bug Fixes Needed – Header Logo & Date Filter Issues (React / Next.js)
Outstanding work! The freelancer quickly identified and fixed the frontend issues with the header logo and date filter in our React / Next.js project. Communication was clear, the fixes were clean and well-structured, and everything worked perfectly after delivery. They showed strong attention to detail and a solid understanding of modern frontend architecture.
MK
Md Tuhin K.
Jan 16, 2026
React Bug Fix (Payment & State Issues) – Immediate Help Needed
I recommend this freelancer. The work was delivered on time, communication was clear, and the issues were handled professionally. They were responsive to feedback and made sure the task was completed as requested. I would be happy to work with them again on future projects.
About Md Rakibul
Next.js & React Expert | Fix Bugs | Improve Performance & Fix MVP App
100%
Job Success
Barishal, Bangladesh - 3:34 pm local time
React & Next.js Specialist focused on fixing slow, unstable, and buggy apps. I diagnose the real root cause, improve performance, and stabilize complex front-end systems so your product becomes faster, cleaner, and easier to scale.
I’m a React & Next.js Specialist focused on fixing broken apps, improving performance, and stabilizing complex front-end systems. Clients hire me when their React app is slow, buggy, or unreliable and they want it fixed the right way.
I combine senior-level engineering with product thinking, so every change improves speed, UX, stability, and scalability, not just the codebase.
What I Solve:
✔ React bug fixing and troubleshooting (crashes, freezes, logic errors, UI bugs)
✔ React performance optimization (rendering efficiency, bundle size, Core Web Vitals)
✔ Front-end stability (deployment issues, unexpected behavior, error handling)
✔ Complex dashboards and real-time UI (large datasets, permissions, live data)
✔ Code cleanup and refactoring (removing bottlenecks and technical debt)
✔ Scalable architecture (clean patterns, reusable components, best practices)
Tech Stack:
React, Next.js, JavaScript, TypeScript, Redux, RTK, Zustand, React Query, Tailwind, Material UI, Node.js, Express, REST, GraphQL, WebSockets, Firebase, Supabase, PostgreSQL, MongoDB, Laravel, PHP, AWS, Vercel
Real Results:
✔ 30–60% faster load times
✔ Stabilized legacy React apps without full rewrites
✔ Scaled real-time dashboards handling 100k+ live events
✔ Improved UX and reliability across SaaS, CRM, and ERP platforms
How I Work:
✔ Diagnose the root cause, not just the symptom
✔ Fix issues cleanly, safely, and permanently
✔ Write code that your team can maintain long-term
✔ Communicate clearly with async-friendly workflow
Ideal Projects:
If you need a React Developer, Frontend Developer, or Next.js Developer who can
✔ fix a slow or broken React app
✔ improve stability and performance
✔ build scalable web applications
✔ modernize legacy front-end code
✔ deliver production-ready features. Let’s talk.
React Developer | React.js Developer | Next.js Developer | Frontend Developer | JavaScript Developer | MERN Stack Developer | Web Application Developer | Full Stack Developer | Laravel Developer | TailwindCSS | React Bug Fixing | React Troubleshooting | React Performance Optimization | Web App Development | SaaS Developer | CRM | ERP | Node.js | REST API | Firebase | MongoDB | Website Development
Steps for completing your project
After purchasing the project, send requirements so Md Rakibul can start the project.
Delivery time starts when Md Rakibul receives requirements from you.
Md Rakibul works on your project following the steps below.
Revisions may occur after the delivery date.
source code
please give me source code
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