Browse categories
Explore
Fiverr Pro
English
$
USD
I will fix bugs in your react, node js, or fullstack web app fast
Tanishk S
About this gig
Facing bugs or errors in your web app? I can help fix them quickly and properly.
I specialize in debugging and fixing issues in React, Node js, and fullstack applications. Whether its a UI glitch, API error, or backend issue, Ill identify the root cause and resolve it so your app works smoothly again.
What I can help with:
- React / frontend bugs
- Node js / backend issues
- API integration problems
- Login or authentication errors
- Deployment or hosting issues
- Performance improvements
I focus on providing clean and reliable fixesnot temporary patchesso you dont face the same issue again.
You can expect clear communication, quick response, and a solution that actually works.
Please message me before placing an order so I can understand your issue and suggest the best approach.
For small fixes or custom work, feel free to reach out anytime.
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 Tanishk S
Tanishk S
Fullstack and AI Developer Building Scalable Web Apps for Your Business
- FromIndia
- Member sinceApr 2026
- Avg. response time1 hour
Languages
English, Hindi
I’m a passionate Full Stack & AI Engineer specializing in building fast, scalable, and user-focused web applications. I work with modern technologies like Next.js, React, Node.js, and MongoDB, along with AI integrations to create intelligent solutions. From automation tools to full-scale platforms, I focus on clean code, performance, and real-world impact. I’m committed to delivering high-quality work, clear communication, and on-time results that help clients grow their business.
My Portfolio
FAQ
Do I need to contact you before placing an order?
Yes, I highly recommend messaging me first. This helps me understand your issue and suggest the best solution and pricing.
What information do you need to get started?
I’ll need details about the issue, access to your code (GitHub/ZIP), error screenshots, and any relevant credentials if required.
Can you fix urgent or critical bugs?
Yes, I can handle urgent issues. You can select extra fast delivery or message me for immediate assistance.
What technologies do you work with?
I mainly work with React, Node js, JavaScript, and fullstack web applications including API integrations.
Do you fix bugs in existing code or only your own projects?
I can fix bugs in existing code, even if it was developed by someone else.
What if the issue is more complex than expected?
If the issue is more complex, I will inform you and suggest a revised scope or custom offer before proceeding.
Will you provide support after fixing the bug?
Yes, I will make sure the issue is resolved and working properly. Minor follow-up support is included.
Can you also improve or optimize my code?
Yes, I can optimize performance and improve code quality as an additional service.
