Browse categories
English
$
USD
Connect to your AI
I will fix react and next js bugs, ai code issues, add features and api integration
Alamin
About this gig
Is your React or Next JS app affected by bugs, crashes, API errors, build failures, or missing features? I fix existing web apps with clean code.
Hi there!
Im Alamin, a React and Next JS developer with full-stack experience. I help businesses improve custom web apps, dashboards, e-commerce, and SaaS products. My portfolio includes Cartup, FirstTrip, E-Bazars, secure document signing, and admin panels.
Tech Stack:
React, Next.JS JavaScript, TypeScript, Redux, Node.js, Express.js, REST APIs
What I Can Help With:
- React and Next JS bugs and crashes
- API, authentication, and data issues
- Build and deployment errors
- Responsive and performance issues
- Feature additions and third-party integrations
Why Choose Me?
6+ years of experience
1,000+ production bugs solved
50+ web and 30+ mobile projects
Clean code and clear communication
Lets Collaborate:
Please send your repository, issue details, logs, screenshots, and expected result before ordering. Ill recommend the right package.
Note: Complete apps, large features, or unrelated issues require a custom offer.
Respect third-party rights
Please be aware that it is against Fiverr's policies for sellers to include themes, templates, or any other elements that infringe third-party rights or applicable laws in the delivered work. Read more about in our Guide to Responsible Digital Creation.
Get to know Alamin
Alamin
Full Stack Developer, React, React Native, NextJS, NodeJS
- FromBangladesh
- Member sinceApr 2017
- Avg. response time1 hour
Languages
English
Full Stack Software Engineer with 5+ years of experience across 80+ web and mobile projects. I build fast, scalable applications using React, Next.js, React Native, Node.js, and Express.js for B2B, e-commerce, travel, and e-learning businesses. Recent results include 18% fewer support tickets, 25% faster inventory processing, and 25% higher e-learning engagement. I build dashboards, mobile apps, real-time features, and backend APIs with clean code and reliable delivery. I focus on performance, maintainable architecture, responsive UX, and practical solutions that help businesses grow.
My Portfolio
FAQ
Can you fix AI-generated React or Next JS code?
Yes. I can review AI-assisted code, identify the underlying issue, remove incorrect or duplicated logic, and make the application work more reliably. Please share the repository and the exact error or expected result.
What information do you need to start?
I need the source code or repository, a clear description of the issue, error messages or logs, screenshots or a video if useful, the expected result, and steps to reproduce the problem.
Can you fix Next JS hydration errors?
Yes. I can investigate server/client rendering mismatches, browser-only code, localStorage issues, authentication state, routing, and other hydration-related problems.
Can you fix React or Next JS crashes and blank screens?
Yes. I can investigate runtime errors, undefined values, broken state, rendering problems, dependency conflicts, and other issues that cause crashes or blank screens.
Can you add a new feature to my existing application?
Yes. Small feature additions are available in the Standard package. Larger features or multiple related changes may require the Premium package or a custom offer.
Can you integrate an API or third-party service?
Yes. I can help connect REST APIs and services to your React or Next JS application. Please provide the API documentation and safe test details. Never send passwords or private keys.
Can you fix build and deployment errors?
Yes. I can investigate TypeScript, dependency, environment-variable, production-build, and deployment issues. Please provide the build log and hosting-platform details.
Will you provide the updated source code?
Yes. Updated source-code files or repository changes are included according to the selected package. The exact files and scope will be confirmed before work begins.
Can you fix my entire application?
Large applications, complete code reviews, multiple unrelated bugs, and major feature development require a custom offer. Please message me first so I can review the scope.
Should I contact you before placing an order?
Yes, please message me before ordering. I will review your issue, confirm the scope, and recommend the appropriate package so there are no misunderstandings.
