I will develop and integrate any API for your website or app


Over deze dienst
Hi there!
Looking for someone to develop, integrate, or fix APIs for your project?
Youre in the right place.
I help businesses and startups build secure, scalable, and reliable APIs using modern technologies like Node.js, Express.js, and Next.js.
My goal is simple make your system work smoothly and automate your workflow to save time and increase efficiency.
What I can do for you:
- Set up secure login systems using OAuth2 & JWT
- Add social login (Google, Facebook, Apple, etc.)
- Integrate Stripe for subscriptions or one-time payments
- Configure the Firebase backend properly
- Connect custom APIs and automate workflows
- Fix API bugs, errors, or performance issues
Tools & Technologies:
- I work with modern and reliable tools like:
- Stripe, Firebase, Supabase
- REST APIs, Webhooks, JSON
- OAuth2 & JWT authentication
- Node.js, Python & cloud services
What you will get:
- A fully working and secure API integration
- Smooth and reliable payment system (Stripe)
- Clean and properly configured backend (Firebase or custom)
- Stable performance with fewer errors
Lets get started
Have an idea or facing an issue? Just send me a message Ill help you figure it out
Maak kennis met Md Yunus Ali
Full Stack Developer , Building Scalable SaaS And Web Applications
- Afkomstig uitBangladesh
- Lid sindsapr 2026
- Gem. reactietijd1 uur
- Laatste levering4 dagen geleden
Talen
Engels, Frans, Spaans, Nederlands
Mijn portfolio
Andere Software development diensten die ik aanbied
Veelgestelde vragen
Can you connect APIs to my existing website or app?
Yes, I can integrate API into your existing system and make sure everything works smoothly.
Do you build custom APIs from scratch?
Yes, I can create custom REST APIs based on your project needs using Node.js or other technologies.
Can you fix API errors or bugs?
Absolutely! I can debug API issues, fix errors, and improve performance of your existing API.
Do you work with payment APIs like Stripe or PayPal?
Yes, I can integrate Stripe API, PayPal API, and other payment systems for secure transactions.
Can you handle Firebase or backend setup?
Yes, I can set up Firebase backend and connect APIs properly with your app.
Do you support social login and authentication?
Yes, I can implement OAuth login, JWT auth, Google login, Facebook login, and more.
Can you integrate multiple APIs in one project?
Yes, I can connect multiple APIs and make them work together smoothly.
How long does API integration take?
It depends on the project, but I always provide a clear timeline before starting.
Do you provide support after delivery?
Yes, I offer support after delivery to ensure everything works perfectly.

