I will develop custom browser extension for chrome firefox edge via manifest v3 plugins


About this gig
HIGH-PERFORMANCE BROWSER EXTENSIONS | CHROME, FIREFOX, EDGE & AUTOMATION
Are you looking for a custom browser extension that actually works across all platforms? Whether you need to automate a repetitive task, scrape complex data, or build a custom SaaS tool, I deliver robust, Manifest V3-compliant solutions tailored to your exact needs.
I specialize in turning complex manual workflows into one-click browser tools. From simple UI tweaks to full-scale API integrations, I build extensions that are fast, secure, and easy to use.
WHAT I DELIVER:
- Cross-Browser Development (Firefox, Chrome, Egde
- Web Scraping & Data Extraction
- API & AI Integration: OpenAI, Gemini or any API
- Smart Automation
- Legacy Migration
- UI/UX Optimization
WHY PIORITIZE ME?
- Modern Tech Stack: TypeScript & React
- Attention to details
- Clear Communication
- Prompt Delivery
- Fast turnaround & Ongoing support
Every project is unique. Please send me a message with your requirements before placing an order so we can define the perfect scope for your project.
Get to know Bhecca J
Digital Marketing
- FromSpain
- Member sinceFeb 2026
- Avg. response time13 hours
Languages
English, German, French, Spanish
FAQ
Do you provide the source code?
Yes, Upon completion, you will receive the full, well-documented source code and the production-ready ZIP file.
Can you help with the Chrome Web Store / Firefox Add-on store submission?
Absolutely. I provide a step-by-step guide and the necessary assets (icons/descriptions) to make the submission process painless.
Can you integrate AI (like ChatGPT) into the extension?
Yes, I have extensive experience connecting extensions to OpenAI and other AI models for content generation or data analysis.
Will my extension work on Firefox and Chrome simultaneously?
Yes, I develop using cross-browser standards so your extension functions seamlessly across all Chromium browsers and Firefox.

