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Fiverr Pro
English
$
USD
I will review, refactor and optimize your backend or API code with vibe fixing
Atiqul Islam
Level 2
5.0
5.0
About this gig
Is your backend or API behaving wrong, running slow, or breaking the AI-generated Vibe-coded app of your application? I specialize in backend debugging, API fixing, code refactoring, and performance optimization to stabilize and improve your system with clean, scalable solutions.
I work with Node.js, Next.js, Express.js, PHP, Laravel, C, and support Redis, REST APIs, webhooks, and modern database systems such as PostgreSQL, Supabase, Firebase/Firestore, AWS RDS & DynamoDB, PlanetScale, MongoDB Atlas, and Google Cloud SQL.
Platforms supported: Websites, Progressive Web Apps (PWA), and cross-platform apps.
What I can fix
- Backend/API bugs, crashes, and logic errors
- Slow performance, high CPU/memory usage
- Database integration issues or query bottlenecks
- Authentication & security vulnerabilities
- API failures, broken endpoints, webhook errors
- Full module debugging, refactoring & optimization
Why choose me
- Clean, stable, and maintainable code
- Fast communication & professional debugging
- Years of experience in backend/API systems
- Detail-oriented, reliable & performance-focused
Message me before ordering so I can review your issue and recommend the best package.
Get to know Atiqul Islam
Atiqul Islam
Quality is remembered longer than the price
Level 2
- FromBangladesh
- Member sinceApr 2021
- Avg. response time1 hour
- Last delivery1 week
Languages
Bengali, English, French, Spanish
Professional Full-Stack Developer with 5+ years of experience delivering high-quality, responsive, and scalable web solutions. I’ve completed 50+ custom projects, including complex systems, dashboards, authentication features, APIs, and custom CMS platforms. I also work with a skilled development team, offering full end-to-end services for any type of web project. We focus on clean UI, smooth functionality, and reliable long-term results.
My Portfolio
FAQ
What do you need from me to get started?
I need access to your project files or repository (ZIP, GitHub, GitLab, Bitbucket), a clear description of the issue, and any relevant API keys, database credentials, or error logs. If you’re unsure, just message me. I’ll guide you.
Can you fix issues in Node.js, Next.js, Express.js, PHP or Laravel?
Yes. I specialize in Node.js, Next.js, Express.js, PHP, Laravel, C, and modern backend systems. I can debug, optimize, refactor, fix APIs, and improve overall performance.
Can you work on databases like PostgreSQL, Supabase, Firebase, AWS, or MongoDB Atlas?
Absolutely. I support PostgreSQL, Supabase, Firebase/Firestore, AWS RDS & DynamoDB, PlanetScale, MongoDB Atlas, and Google Cloud SQL. I can fix integration issues, queries, and performance problems.
What if my issue is not listed in the packages?
No problem! Simply message me with details. I offer custom solutions and can create a tailored quote based on your issue or module size.
Can you fix multiple issues in one order?
Yes. The Standard and Premium packages are designed for multiple issues. For more than the included amount, you can use the Extra APIs or Full Module Fix add-ons.
Will my data, credentials, or code remain safe?
Yes. I follow strict privacy, security, and NDA-style practices. Your code and credentials stay 100% confidential and are never shared with anyone.
Do you offer long-term ongoing support?
Yes. You can hire me for continuous maintenance, monitoring, or future improvements through custom offers or subscriptions.
What if the problem turns out to be bigger than expected?
If the issue is larger or deeper, I will inform you immediately and provide the best options. I never deliver incomplete or partial fixes without discussing it with you.
Reviews
3 reviews for this Gig
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| (0) | ||
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Rating Breakdown
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- Quality of delivery
- Value of delivery
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Most relevant
T tolu17001
United Kingdom
Fantastic work and superb attention to detail. Really exceeded my expectations and was very polite and understanding throughout.
$200-$400
Price
2 days
Duration
A 
Seller's Response
Helpful?S 
skyrocketblue
Repeat Client
United States
Thanks for your help! I highly recommend this programmer!
$50-$100
Price
2 days
Duration
A Seller's Response
Helpful?S skyrocketblue
Repeat Client
United States
Great work once again!
$200-$400
Price
6 days
Duration
A Seller's Response
Helpful?
Reviews
3 reviews for this Gig
| (3) | ||
| (0) | ||
| (0) | ||
| (0) | ||
| (0) |
Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
Sort By
Most relevant
T tolu17001
United Kingdom
Fantastic work and superb attention to detail. Really exceeded my expectations and was very polite and understanding throughout.
$200-$400
Price
2 days
Duration
A Seller's Response
Helpful?S skyrocketblue
Repeat Client
United States
Thanks for your help! I highly recommend this programmer!
$50-$100
Price
2 days
Duration
A Seller's Response
Helpful?S skyrocketblue
Repeat Client
United States
Great work once again!
$200-$400
Price
6 days
Duration
A Seller's Response
Helpful?
