I will build a custom chrome extension for web automation

M
mohsinkhandevs
M
mohsinkhandevs
Mohsin Khan
build a custom chrome extension for web automation
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build a custom chrome extension for web automation

About this gig

Are you looking for a custom, reliable Chrome extension built with the latest Manifest V3 standards? I will help you turn your idea into a fast, secure, and store-ready browser tool.


What I can build for you:

Custom Chrome extensions built from scratch (Manifest V3 compliant)

Automation & productivity tools (DOM manipulation, auto-fill, page interaction)

Third-party API integration & cloud data sync

User authentication (OAuth 2.0, Firebase, custom JWT)

Modern popup UI, options pages, and background service workers

Chrome Web Store packaging and submission guidance

Manifest V2 to Manifest V3 migration and bug fixing


Why work with me?

Clean, modular, and well-documented JavaScript / TypeScript code

Strict adherence to Google Chrome security & permission policies

Clear installation instructions and post-delivery support


Every project has unique requirements. Please send me a message with your project details before placing an order so we can confirm the technical scope and timeline!

  • Programming language

    • JavaScript

  • Expertise

    • Performance

  • Frontend framework

    • React.js

  • Backend framework

    • Express.js
    • FastAPI
    • NestJS

Get to know Mohsin Khan

Mohsin Khan

Full Stack and DevOps Engineer for Web Apps APIs and Cloud

  • FromPakistan
  • Member sinceOct 2026
  • Avg. response time1 hour

  • Languages

    English
Hi, I’m Mohsin. I help founders and businesses turn raw ideas into reliable, production-ready software. Whether you have a rough concept, wireframe, or project spec, I help you refine the technical roadmap and build the product from scratch. I specialize in scalable backend architecture, clean REST APIs, and full-stack web applications built for speed and reliability. Have an idea you want to bring to life? Send me a message, and let’s discuss your vision!

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