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I will do api integration backend api development rest api fix with node js
Usman K
Level 1
1 order in queue
5.0
5.0
About this gig
Looking for an expert API developer to integrate, develop or fix APIs with Node.js, Express.js and Next.js?
I help businesses build secure, scalable, and reliable APIs and automate workflows to improve efficiency and ROI.
My Core Services
- Custom API development (REST, GraphQL, SOAP, XML, JSON)
- Third party API integrations
- Business automation and data synchronization
- Webhooks and real time data sync
- Bug fixing and performance optimization
- Multi store and multi platform sync
E-commerce and Payments
- Shopify and WooCommerce integrations
- Inventory, order and fulfillment automation
- Stripe, PayPal, Coinbase, Skrill, 2Checkout
- Subscription and payment systems
Messaging, AI and Automation
- WhatsApp Cloud API
- Twilio, Sendgrid, Mailchimp, Tradingview, Mapbox
- SMS and notification automation
- AI APIs: OpenAI, ChatGPT, Gemini, Claude, Hugging Face
- AI-powered chatbots and business tools
Platforms and APIs
- Google APIs, AWS, CRM systems
- Zapier, Make, n8n
- Social APIs (Facebook, Instagram, LinkedIn, Twitter, YouTube, Streaming, Music)
Why Choose Me
- Experienced Backend API developer
- Clean, production-ready code
- Cost-effective solutions
- Satisfaction guaranteed
Message me before placing an order.
Get to know Usman K
Usman K
Full Stack Web and Mobile Developer Driving the Future with AI Trends
Level 1
- FromPakistan
- Member sinceJun 2024
- Avg. response time1 hour
- Last delivery1 month
Languages
English, French, German, Spanish
Hi there! I'm Usman, an expert in React | Next.js | Node | Supabase | JavaScript | Typescript | API/AI integration | Vibe Coding for responsive Web & Mobile Applications Development. Skilled in automated chatbots, SaaS, MVP, Payment methods, designing, developing, deploying, testing, and debugging.
I've successfully delivered 30+ projects for a variety of businesses, from small enterprises to large companies.
Whether you need a complete front-end to back-end solution, I'm here to help.
Contact me today, or we can schedule a quick Zoom call at your convenience.
My Portfolio
Other Software Development Services I Offer
FAQ
What types of APIs do you work with?
I work with REST, SOAP, GraphQL, OpenAI, and third-party APIs, including social media, payment, e-commerce, and more.
Can you integrate APIs into my existing website?
Yes, I can seamlessly integrate APIs into your website or web app, ensuring smooth functionality.
Can you integrate APIs from multiple providers into a single application?
Absolutely, I have experience integrating APIs from various providers and ensuring seamless functionality across different services.
Do you provide custom API development?
Yes, I offer custom API development tailored to your specific requirements.
Do you offer support after the integration?
Yes, I offer ongoing support to ensure everything works smoothly after API integration.
Can you integrate payment gateways like Stripe or PayPal?
Yes, I can integrate popular payment APIs like Stripe, PayPal, and others into your website or app.
What’s the turnaround time for an API integration?
Turnaround time varies depending on the complexity of the integration, but I will provide an estimated time after discussing the project.
What type of frameworks do you use for API creation and integration?
I specialize in the MERN stack (MongoDB, Express.js, React, Node.js) for building and integrating APIs seamlessly.
Do you work with non-technical clients?
Yes, I provide clear communication and guidance for clients with varying technical backgrounds.
Can you integrate social media APIs like Facebook or Instagram?
Yes, I can integrate social media APIs such as Facebook, Instagram, LinkedIn, and Twitter into your project.
Reviews
2 reviews for this Gig
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A ahmetgnn
United Kingdom
Highly recommend
$50-$100
Price
3 days
Duration
U 
Seller's Response
Helpful?J 
jk_darson
United States
Communication was smooth and consistent, with regular updates at each stage. He completed the project on time and handled challenges with skill and efficiency. I’m very satisfied with his work and would definitely hire him again for future projects!
Up to $50
Price
1 day
Duration
Helpful?
Reviews
2 reviews for this Gig
| (2) | ||
| (0) | ||
| (0) | ||
| (0) | ||
| (0) |
Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
Sort By
Most relevant
A ahmetgnn
United Kingdom
Highly recommend
$50-$100
Price
3 days
Duration
U Seller's Response
Helpful?J jk_darson
United States
Communication was smooth and consistent, with regular updates at each stage. He completed the project on time and handled challenges with skill and efficiency. I’m very satisfied with his work and would definitely hire him again for future projects!
Up to $50
Price
1 day
Duration
Helpful?
