I will fix bugs in react nextjs and nodejs apps frontend and API issues

M
mohadjillani
M
mohadjillani
Mohad Jillani

Level 1

fix bugs in react nextjs and nodejs apps frontend and API issues
Full Screen
fix bugs in react nextjs and nodejs apps frontend and API issues
Full Screen
Full Screen
fix bugs in react nextjs and nodejs apps frontend and API issuesfix bugs in react nextjs and nodejs apps frontend and API issuesfix bugs in react nextjs and nodejs apps frontend and API issues

About this gig

Is your React, Nextjs or Nodejs app broken, throwing errors, or not working as expected?


I help fix issues in modern web applications quickly and cleanly so your app runs smoothly again.

I am a Senior Full Stack Engineer with 7 plus years of experience working on real SaaS platforms dashboards and production systems.


What I can fix:

  • React and Nextjs frontend bugs
  • Nodejs and API issues
  • Broken features or unexpected behavior
  • Deployment and environment issues
  • Performance problems and slow loading
  • Stripe or third party integration issues

Real results:

  • Reduced app size from 10.5MB to 135KB (98 percent improvement)
  • Improved load time by 95 percent using SSR and caching
  • Fixed critical production issues for multiple SaaS apps

Why choose me:

  • Senior level debugging not trial and error
  • Clean scalable fixes not temporary patches
  • Experience with real production applications
  • Fast and clear communication


Message me before ordering so I can quickly review your issue and suggest the best approach.

  • Programming language

    • JavaScript

  • Expertise

    • Algorithms & Data structures
    • Debugging
    • Performance
    • Security

  • Frontend framework

    • Bootstrap
    • Next.js
    • React.js
    • Tailwind CSS

  • Backend framework

    • Next.js
    • Node.js

Get to know Mohad Jillani

Mohad Jillani

Full Stack Developer for SaaS and MVP Applications with React, Next JS, Node JS

5.0(22)

Level 1

  • FromPakistan
  • Member sinceMay 2019
  • Last delivery1 month

  • Languages

    English
👋 Hi, I’m Mohad Jillani — a SaaS Product Developer with 7+ years of experience building scalable web and mobile applications for startups and businesses. I specialize in React, Next.js, Node.js, React Native, and AWS, building SaaS products, APIs, dashboards & cloud systems. I handle full development from UI to backend, databases, auth, payments (Stripe), and deployment. Clients value my clear communication, structured process, and reliable delivery. ⭐ 5.0 rating from 22+ clients reflects consistent quality and professionalism. I can help build your SaaS, web, or mobile app end-to-end.

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