You will get a custom Chrome extension built for your exact needs

Project details
You will get a fully custom Chrome extension built specifically for your needs, whether it's for your SaaS product, internal tool, startup idea, or workflow.
I don’t use templates or pre-built scripts. Every extension is developed from scratch based on your exact requirements, with clean architecture and real-world scalability in mind.
I’ve built numerous production-level chrome extensions, so I understand how to create extensions that actually work reliably & get approved in the Chrome Web Store.
Whether you need to integrate APIs, enhance an existing platform, build a custom UI, or create complex logic inside the browser, I can deliver a solution that fits your use case.
The result is a fast, stable, and maintainable Chrome extension that’s ready to use or launch.
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FAQ
Can you build any type of Chrome extension?
Yes, as long as it’s technically possible in the browser, I can design and build a custom solution tailored to your requirements.
Can you help publish it to the Chrome Web Store?
Yes, I can guide you or handle the submission process as an add-on.
Will I get the full source code?
Yes, you will receive clean, well-structured source code with every project.
I don’t use templates or pre-built scripts. Every extension is developed from scratch based on your exact requirements, with clean architecture and real-world scalability in mind.
I’ve built numerous production-level chrome extensions, so I understand how to create extensions that actually work reliably & get approved in the Chrome Web Store.
Whether you need to integrate APIs, enhance an existing platform, build a custom UI, or create complex logic inside the browser, I can deliver a solution that fits your use case.
The result is a fast, stable, and maintainable Chrome extension that’s ready to use or launch.
---
FAQ
Can you build any type of Chrome extension?
Yes, as long as it’s technically possible in the browser, I can design and build a custom solution tailored to your requirements.
Can you help publish it to the Chrome Web Store?
Yes, I can guide you or handle the submission process as an add-on.
Will I get the full source code?
Yes, you will receive clean, well-structured source code with every project.
Programming Languages
JavaScript, PythonCoding Expertise
Localization, Security, DesignWhat's included
| Service Tiers |
Starter
$250
|
Standard
$350
|
Advanced
$450
|
|---|---|---|---|
| Delivery Time | 3 days | 4 days | 7 days |
Number of Revisions | 2 | 3 | 6 |
Number of Pages | 5 | 10 | 15 |
Design Customization | |||
Content Upload | |||
Responsive Design | |||
Source Code |
Optional add-ons
You can add these on the next page.
Fast Delivery
+$50 - $100
2 reviews
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CH
Carol H.
Nov 14, 2019
Person required to manage Google Ads account for 2 websites
A Google Ads person who explains everything in detail and in language I can understand! Our business was immediately back on the first page of Google and we will continue using David now on a monthly basis going forward.
Work was completed on time, in budget and produced immediate results.
Many thanks David
Work was completed on time, in budget and produced immediate results.
Many thanks David
AL
Andrew L.
Oct 26, 2019
Google Ads Management for Consultancy
Provided excellent advice, guidance and support and great communication. If you need a Google Ads expert then David is the only option!
About David
Full-Stack Developer | AI SaaS, Next.js + React Native Apps + FastAPI
Sheffield, United Kingdom - 6:46 am local time
I take ownership from idea to launch, delivering fast, scalable systems with clean architecture, minimal maintenance, and excellent user experience for non-technical teams.
Recent production examples:
BallCourt AI - An advanced AI Chief of Staff platform
Built end-to-end: Next.js 15 dashboard with real-time attention surfaces, React Native mobile app (Expo) with offline support and voice features, Chrome extension for Gmail & universal page intelligence, and a FastAPI backend featuring a physics-based obligation engine + Bayesian modelling. The system connects Gmail, Calendar, Slack and more to auto-surface priorities and draft context-aware communication.
QuoteLab IO - Embeddable intelligent booking & quoting engine for service businesses
Full SaaS build including Next.js 15 App Router dashboard, lightweight one-line Shadow DOM widget, multi-dimensional pricing engine with conditional logic, and PostgreSQL + Drizzle backend with Stripe integration.
I also regularly create custom Chrome extensions, WordPress plugins, embeddable widgets, and complex AI-powered workflows and manage a large portfolio of enterpise apps and platforms.
Technical strengths:
- Frontend: Next.js (App Router + RSC), React, React Native (Expo), TypeScript, Tailwind
- Backend: FastAPI, Flask, Python, PostgreSQL, Drizzle ORM, Celery + Redis
- Browser/Integrations: Chrome Extensions, Shadow DOM embeds, API-first architecture
- AI focus: Context-aware agents, intelligent workflows, real-time features, and practical AI integrations that actually deliver value in production
If you're looking for a developer who builds robust, high-performance systems that feel effortless to use while handling real traffic, payments, and scale, I'm happy to discuss your project.
Steps for completing your project
After purchasing the project, send requirements so David can start the project.
Delivery time starts when David receives requirements from you.
David works on your project following the steps below.
Revisions may occur after the delivery date.
Review your requirements
I review your brief and clarify any details to fully understand your extension and define the best approach.
Plan extension architecture
I design the structure, logic, and integrations to ensure the extension is scalable and reliable.
