Stefan M.
Majur, Serbia
96%
Job Success
Top Rated Plus
Software/Web developer specializing in Chrome and Firefox extensions
$70.00/hr
Always interested in new trends in the IT industry, keen on working on challenging projects using cutting-edge solutions.
I'm also comfortable with project management, architectural design, requirements gathering and validation.
Some of many different technologies I have experience with:
*JavaScript
*Chrome/Firefox/Opera/Edge browser extensions
*Vue.js / Vuex / Vuetify
*ChatGPT/Claude Sonnet/DeepSeek/Llama
*NodeJS + Express
*APIs creation/integration
*DOM / API Scrapers and headless browsers (Nightmare.js, Puppeteer, PhantomJS)
*HTML5
*CSS3 / LESS / SASS
*jQuery
*D3.js, DC.js, Chart.js
*InboxSDK, gmail.js
*TamperMonkey/GreaseMonkey scripting
*Bootstrap
*MySQL
*MongoDB/Mongoose
Work history
Work history
Developer/team needed to build SMS Chrome Extension
Oct 4, 2018
-
Feb 10, 2025
"Stefan played a critical role in our organizational success. His expert knowledge of JavaScript and Chrome extensions, combined with his ability to work quickly and efficiently, allowed us to rapidly…
Private earnings
Chrome + LinkedIn Dev project
Dec 16, 2017
-
Feb 2, 2025
Private earnings
Chrome Extension / Web Scraping for AliExpress products
Mar 2, 2020
-
Sep 30, 2024
Private earnings
Build a VPN Extension
Sep 13, 2022
-
Sep 2, 2024
Private earnings
Chrome Extension Creation Project
May 31, 2024
-
Aug 1, 2024
"Highly recommend. Responsive and does great work."
Private earnings
Chrome Extension Development
Mar 20, 2018
-
Nov 20, 2023
No feedback given
Private earnings
Chrome extension developer needed for updates
Apr 20, 2021
-
Nov 14, 2023
No feedback given
Private earnings
Browser Extensions Developer
Apr 11, 2023
-
Jul 7, 2023
"I think Stefan is perpetually too busy and thus not great with communicating availability."
Private earnings
Developer Chrome Extension to copy from Linkedin and Paste to Salesforce contact input form
Oct 23, 2017
-
Jun 19, 2023
No feedback given
Private earnings
Create a Chrome extension geared at helping developers learn
Oct 15, 2017
-
Jun 19, 2023
No feedback given
Private earnings
Browser Extension for Augmenting Webpage Tests
Apr 28, 2025
-
Present
Job in progress
Private earnings
Chrome Extension Manifest Conversion
Mar 4, 2025
-
Present
Job in progress
Private earnings
MVP Development for Chrome Extension for SaaS App
Jan 17, 2025
-
Present
Job in progress
Private earnings
Google Chrome Extension Developer
Dec 23, 2024
-
Present
Job in progress
Private earnings
Project Opportunity: Chrome Extension Development
Oct 16, 2023
-
Present
Job in progress
Private earnings
Chrome Extension to Sync with SaaS Tool and Integrated Scraper
Apr 26, 2023
-
Present
Job in progress
Private earnings
Chrome Web Plugin for Instagram
Dec 14, 2022
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Present
Job in progress
Private earnings
Create a Chrome extension that highlights text on classified websites.
Sep 19, 2022
-
Present
Job in progress
Private earnings
Chrome work
Sep 6, 2022
-
Present
Job in progress
Private earnings
Javascript/Chrome Extension Developer
Feb 11, 2022
-
Present
Job in progress
Private earnings
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Skills