You will get Create, modify, and fix Chrome & Firefox extensions for automation tasks.
Project details
I develop high-quality, tailored Chrome extensions to help you save time, automate workflows, and enhance user experience. Whether you need to automate repetitive tasks, fill forms, scrape web data, integrate APIs, or add custom features, I deliver reliable, efficient, and fully customized solutions.
What I Offer:
• Custom Automation: Automate tasks, clicks, and form submissions.
• Web Scraping: Extract valuable data effortlessly.
• API Integration: Connect with APIs to send or fetch data seamlessly.
• Enhanced UX: Attractive and functional extension design.
• Notifications & Shortcuts: Keep users updated and enable faster actions.
• URL Management & Ad Replacement: Block, redirect, filter URLs, or replace ads.
• Screenshots & More: Capture browser screenshots or other custom features.
Why Choose Me: Proven track record, fast response, expert programming, transparent communication, and dedication to client satisfaction. I ensure every extension is reliable, tailored, and designed to boost efficiency and improve your workflow.
What I Offer:
• Custom Automation: Automate tasks, clicks, and form submissions.
• Web Scraping: Extract valuable data effortlessly.
• API Integration: Connect with APIs to send or fetch data seamlessly.
• Enhanced UX: Attractive and functional extension design.
• Notifications & Shortcuts: Keep users updated and enable faster actions.
• URL Management & Ad Replacement: Block, redirect, filter URLs, or replace ads.
• Screenshots & More: Capture browser screenshots or other custom features.
Why Choose Me: Proven track record, fast response, expert programming, transparent communication, and dedication to client satisfaction. I ensure every extension is reliable, tailored, and designed to boost efficiency and improve your workflow.
Programming Languages
HTML & CSS, JavaScript, TypeScriptCoding Expertise
Cross Browser & Device Compatibility, Performance Optimization, SecurityWhat's included
| Service Tiers |
Starter
$50
|
Standard
$100
|
Advanced
$300
|
|---|---|---|---|
| Delivery Time | 3 days | 7 days | 10 days |
Number of Revisions | 3 | 5 | Unlimited |
Design Customization | |||
Content Upload | - | - | - |
Responsive Design | - | ||
Source Code |
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VS
Vanessa S.
Dec 12, 2025
JavaScript Developer with React and Browser Extension Expertise
He has professional skills in Chrome extension development. I will hire him in the future project.
AP
Ami P.
Oct 5, 2025
Google Sheet Automation
Went way beyond scope of work. 100% will be using again
AJ
Abdulrehman J.
Sep 16, 2025
JavaScript, Typescript, mongo DB and chrome extension expert needed
Good work. Thank you.
About Kamrul Hasan
Automation Geek | Google Apps Script, Chrome Extensions & Userscript
100%
Job Success
Dhaka, Bangladesh - 10:38 am local time
That’s exactly what I solve. I kill daily workflow problems by building small, stable automation systems that work quietly in the background. Explain your or your business pain points to me, I can convert it into an automation.
No clutter. No paid SaaS. Just logic, code, and precision.
ㅤ↓ㅤ
▸ 𝗪𝗵𝗮𝘁 𝗜 𝗕𝘂𝗶𝗹𝗱
ㅤㅤ• Google Sheets automations that sync data, generate reports, and trigger alerts
ㅤㅤ• Gmail automation for parsing, labelling, routing, and smart replies
ㅤㅤ• Google Docs & Forms systems that auto-generate PDFs, proposals, and contracts
ㅤㅤ• Tampermonkey and Chrome Extensions to speed up admin work or scrape data
ㅤㅤ• Python & API integrations connecting Google Workspace, CRMs, and databases
ㅤㅤ• You name it!
────────────────────────
▸ 𝗪𝗵𝗼 𝗜 𝗛𝗲𝗹𝗽
ㅤㅤ• Agencies buried in spreadsheets and manual updates
ㅤㅤ• Founders building lean operations without expensive software stacks
ㅤㅤ• Operations teams wanting automation inside Google Workspace
ㅤㅤ• Anyone tired of repeating tasks that could run themselves
────────────────────────
▸ 𝗪𝗵𝗮𝘁 𝗠𝗮𝗸𝗲𝘀 𝗠𝘆 𝗪𝗼𝗿𝗸 𝗗𝗶𝗳𝗳𝗲𝗿𝗲𝗻𝘁
ㅤㅤ• 400+ automation systems delivered successfully
ㅤㅤ• Industry-grade reliability (currently powering U.S. government-level tools)
ㅤㅤ• Focus on cost-efficient, long-term automation, often 100% free to run
ㅤㅤ• Full ownership: design, code, test, deploy, and document
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If your daily workflow feels heavier than it should, I’ll make it lighter.
If you’re paying for tools you don’t need, I’ll build something faster and free inside Google Workspace.
Let’s turn your repetitive work into a system that runs itself.
Steps for completing your project
After purchasing the project, send requirements so Kamrul Hasan can start the project.
Delivery time starts when Kamrul Hasan receives requirements from you.
Kamrul Hasan works on your project following the steps below.
Revisions may occur after the delivery date.
Steps to Complete the Project
Analyze your extension and requirements, plan workflow, develop or update the Chrome/Firefox extension, test thoroughly for reliability, and deliver with instructions and support for smooth implementation.