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Chrome extensions your team will actually use.

Custom Chrome extension development for internal teams or public release, built on Manifest V3 with minimal permissions and ready for the Chrome Web Store. I build and publish my own extensions too.

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01Quick answer

How much does it cost to build a Chrome extension?

It depends on what the extension does, how many screens it has and which services it connects to. A focused extension with one main job costs far less than a full product, so the first step is scoping a first version and agreeing a fixed quote.

Chrome extension developer: custom development by Sukesh Das

02Sound familiar?

What usually goes wrong.

01

Copy and paste all day

Your team moves the same data between tabs and tools, hundreds of times a week.

02

An old extension stopped working

A Manifest V2 extension was switched off and needs rebuilding on Manifest V3.

03

Rejected by the store

The Chrome Web Store review keeps sending it back over permissions or privacy details.

03What is included

Everything the job needs.

Everything a Chrome extension developer should handle, from the first build to the store listing and updates.

  • Manifest V3 buildBuilt on the current extension platform with a service worker and modern APIs.
  • Popup, side panel or page scriptsThe interface that fits the job, from a small popup to tools inside web pages.
  • API and storageConnections to your API, CRM or database, with settings synced across devices.
  • Minimal permissionsOnly the access the extension needs, which also helps the store review.
  • Chrome Web Store listingListing, screenshots and privacy details prepared and submitted.
  • Other Chromium browsersTested in Edge and Brave as well as Chrome.
  • Updates after launchFixes and new versions when Chrome or your needs change.
  • Source code you ownThe code and the store listing stay in your accounts.

04How it works

Four steps, no surprises.

  1. 01

    Tell me what you need

    Send a short brief or book a call. I reply within one working day with questions or next steps.

  2. 02

    Get a fixed quote

    You get the scope, the price and a dated plan in writing before any work starts.

  3. 03

    I do the work

    Built and tested on a staging copy, with an update after each milestone.

  4. 04

    Launch and handover

    It goes live at a quiet time, I check everything again, and you get a recorded walkthrough and notes.

05Why work with me

A freelancer with agency standards.

You talk to the person doing the work, from the first call to launch day. The domain, hosting, content and code stay in your accounts, and the price is agreed before anything starts.

More about me
Websites built
1,200+
Countries served
30+
Years freelancing
8+
Average rating
4.9

07Reviews

What clients say.

Google

I’ve worked with Sukesh multiple times, and the consistency is what really stands out. He’s efficient, professional from start to finish, and always delivers on time. He pays close attention to detail, communicates…

CrisJan 2026
Google

I had an amazing experience working with Sukesh. He designed a professional website and logo for me, answered all my questions, and even created an instructional video so I can easily update my site on my own. He was…

Adriana Hernandez2025
Google

Sukesh was great to work with. The website he built for me worked perfectly. He was quick to respond, even with the time difference. I highly recommend him. You will not disappointed.

Leigh Rose2025

08Questions

Chrome extension developer FAQs.

Something else? Ask me directly

Can you update my Manifest V2 extension to Manifest V3?

Yes. I rebuild the background logic as a service worker, update the APIs and permissions, and test it before resubmitting to the store.

Will you publish it to the Chrome Web Store?

Yes. I prepare the listing, screenshots and privacy details and handle the review. The developer account should be yours, so you own the listing.

Does it work in Edge and Brave?

Usually, yes. Extensions built for Chrome run in other Chromium browsers with little or no change, and I test in the ones you need.

Can the extension connect to our own systems?

Yes. It can call your API, CRM or database, with login and permissions handled safely.

Who owns the code?

You do. Once the project is paid, the code and the store listing are yours.

Booking new projects

Have an extension in mind?

Describe what it should do and who will use it. I reply with a plan and a quote.

Sukesh Das

Usually replies within 4 hours9 AM to 11 PM, Dhaka time