I will develop and integrate apis for your web or mobile app

H
hassan9131981
H
hassan9131981
Hassan Ali

Level 2

develop and integrate apis for your web or mobile app
Full Screen
develop and integrate apis for your web or mobile app

About this gig

Need a reliable API or integration for your app? I can help.

I specialize in building secure, scalable REST APIs and integrating third-party services for web and mobile applications.

Whether you need a new API or want to connect existing systems Ill handle it efficiently.


What I can do:

  • Build REST APIs from scratch
  • Integrate third-party APIs
  • Connect frontend with backend
  • Payment gateway integration
  • Database integration
  • API debugging and optimization

Use cases:

  • Web applications
  • Mobile apps
  • SaaS platforms
  • Automation systems

Why choose me:

  • Clean and structured API design
  • Secure and scalable solutions
  • Fast and reliable delivery

️ Important:

Please message me before placing an order for complex projects.

  • Expertise

    • Algorithms & Data structures
    • Localization
    • Performance
    • Databases
    • Source control

  • Programming language

    • C#

  • Frontend framework

    • Angular
    • Flutter
    • Next.js
    • Nuxt.js
    • React.js

  • Backend framework

    • Django
    • FastAPI
    • Flask
    • Next.js
    • Node.js

Get to know Hassan Ali

Hassan Ali

Backend and Automation Developer

4.9(17)

Level 2

  • FromPakistan
  • Member sinceMar 2025
  • Avg. response time1 hour
  • Last delivery3 weeks

  • Languages

    English, Spanish
Backend & Automation Developer | .NET, APIs & Web Scraping Need to automate your data, build a backend, or integrate APIs? I build scalable APIs, multi-tenant SaaS platforms, and data pipelines that process 100K+ records. - Web scraping & automation bots (Selenium, Playwright) - Data extraction to Excel, CSV & databases - Backend with ASP.NET Core, EF Core, PostgreSQL - REST API development & integrations - Debugging backend, API & server errors Clean code, clear communication, production-ready work. 💬 Message me before ordering. 🚀

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