I will develop custom web application features and API integrations


Level 2
About this gig
Need a custom feature, API integration, or backend functionality added to your web application?
I develop and extend modern web applications using Node.js, TypeScript, JavaScript, React, Vue.js, MongoDB, and MySQL. Whether you need a new feature, third-party API integration, dashboard functionality, authentication, or backend development, I can help you implement it cleanly and reliably.
Services include:
- Custom web application features
- REST API development and integration
- Third-party API integrations
- Payment gateway integration
- User authentication and authorization
- Admin panels and dashboards
- MongoDB and MySQL database integration
- Forms, notifications, maps, and other custom functionality
- Existing application enhancements and modifications
Why work with me?
- 7+ years of software development experience
- Clean and maintainable code
- Clear communication throughout the project
- Experience with both frontend and backend development
- Post-delivery support available
Please message me before placing an order so I can review your requirements, confirm the scope, and recommend the right package.
Respect third-party rights
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Get to know Ali H
Scalable Web and Mobile Apps! Full Stack Dev, React, Node, Flutter
Level 2
- FromPakistan
- Member sinceDec 2015
- Avg. response time1 hour
- Last delivery1 week
Languages
Urdu, English
FAQ
What technologies do you use for web application development?
I primarily work with Node.js, TypeScript, JavaScript, React, Vue.js, MongoDB, and MySQL for frontend, backend, API, and database development.
Can you work on both the frontend and backend?
Yes. I provide full-stack development and can work on frontend interfaces, backend functionality, REST APIs, authentication, dashboards, admin panels, and database integrations.
Can you develop or integrate custom APIs?
Yes. I can develop REST APIs and integrate third-party APIs for web or mobile applications, including authentication, data synchronization, external services, and other custom requirements.
How long will my project take?
Delivery time depends on the complexity and scope of the feature or integration. Small tasks may take a few days, while more advanced functionality can require additional time. Please message me before ordering so I can review your requirements and confirm the delivery time.
Do you provide support after delivery?
Yes. I provide reasonable post-delivery support for issues directly related to the work completed. Ongoing maintenance, additional features, or extended support can also be arranged separately.
Can you integrate payment gateways and third-party services?
Yes. I can integrate payment gateways, social authentication, maps, shipping services, external APIs, and other third-party platforms depending on your requirements.
Do you provide API or technical documentation?
Yes. When required, I can provide clear documentation for APIs, endpoints, configuration, setup instructions, and other relevant parts of the implementation.
2 reviews for this Gig
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Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
Sort By
A al_chang

Canada
Ongoing collaborationgreat to work with Ali. now that we are on PH2 of our application and was also successfully implemented by Ali. we are confident, he will be our go to going forward.
$200-$400
Price
7 days
Duration
Helpful?A al_chang

Canada
Ongoing collaborationanother great work in updating the product that we've built together.
$50
Price
1 day
Duration
Helpful?
2 reviews for this Gig
| (2) | ||
| (0) | ||
| (0) | ||
| (0) | ||
| (0) |
Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
Sort By
A al_chang

Canada
Ongoing collaborationgreat to work with Ali. now that we are on PH2 of our application and was also successfully implemented by Ali. we are confident, he will be our go to going forward.
$200-$400
Price
7 days
Duration
Helpful?A al_chang

Canada
Ongoing collaborationanother great work in updating the product that we've built together.
$50
Price
1 day
Duration
Helpful?

