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English
$
USD
I will be your expert node js developer for secure rest API and integrations
Yasin
5.0
5.0
About this gig
PLEASE CONTACT ME BEFORE ORDERING TO DISCUSS YOUR REQUIREMENTS!
Struggling with backend bugs, broken server connections, or need a secure REST API built from scratch?
As a Backend & MERN Stack Developer, I design, build, and integrate high-performance Node.js backends and RESTful APIs tailored to your application.
SERVICES INCLUDE:
- Custom REST API Development: Scalable Node.js & Express / NestJS backends.
- API Integration: Connect React / Next.js with custom or third-party APIs.
- API Bug Fixing: Fast fixes for CORS, JWT, Auth, broken JSON & 500 errors.
- Integrations: Stripe, PayPal, Firebase, Twilio, Google Maps, OpenAI, etc.
- Security: JWT, OAuth2, Bcrypt hashing, role-based auth & middleware.
- Databases: Schema design & optimization for MongoDB, PostgreSQL, & MySQL.
- Webhooks & Real-Time Data: Webhook triggers, Socket.io, live data sync.
️TECH STACK:
Node.js | Express.js | NestJS | TypeScript | JavaScript | MongoDB | PostgreSQL | Postman
WHY CHOOSE ME?
- Clean, modular & documented code
- 100% secure API keys & user data
- FREE Postman Collection included with every order!
Message me now to discuss your project!
Get to know Yasin
Yasin
Full Stack Web Developer, MERN, Next js Specialist
- FromBangladesh
- Member sinceFeb 2020
- Last delivery6 months
Languages
Bengali, English, Hindi
Hi! I’m a Full-Stack Developer with a proven track record of crafting top-tier web solutions using React.js, Next.js, and the MERN stack. I’ve successfully built and launched scalable platforms that cut load times, optimize UX, and significantly increase client conversions.
My mission isn't just writing code—it's driving measurable business results. I help you solve technical challenges, streamline operations, and build web apps your users will love. Let’s collaborate and take your digital product to the next level today!
My Portfolio
FAQ
Can you connect the backend API with my React or Next.js app?
Absolutely. I can handle both the backend endpoint creation and the frontend integration using Axios or Fetch API.
Do you provide API documentation for frontend developers?
Yes! Every API project includes a free Postman Collection with organized endpoints, sample request bodies, and headers for easy testing.
What do you need to get started?
A detailed description of your project requirements, API documentation (if integrating third-party services), and server/database access if applicable.
Reviews
1 reviews for this Gig
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nayemurrahman3
United Arab Emirates
Great experience working with Yasin. He understood my requirements clearly, communicated well, and delivered exactly what I needed. Very professional, reliable, and easy to work with throughout the entire project. Highly recommended.
$50
Price
2 days
Duration
Y 
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Helpful?
Reviews
1 reviews for this Gig
| (1) | ||
| (0) | ||
| (0) | ||
| (0) | ||
| (0) |
Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
Sort By
Most relevant
N nayemurrahman3
United Arab Emirates
Great experience working with Yasin. He understood my requirements clearly, communicated well, and delivered exactly what I needed. Very professional, reliable, and easy to work with throughout the entire project. Highly recommended.
$50
Price
2 days
Duration
Y Seller's Response
Helpful?
