Senior Chrome Extension Developer with 10+ years of experience. 300+ Chrome extensions developed. 140,000+ Users. I specialize in developing custom chrome extensions for internal use within your team. A custom chrome extension can be a powerful tool that improves your internal workflows and enhances websites that your business relies on. If you or your employees perform tedious manual tasks like copy-pasting, filling forms, looking up information on different websites - a custom chrome extension can greatly improve your experience and make work more streamlined and enjoyable. I can also integrate AI features into your extension like generating messages and images. I have experience implementing chrome extensions that work with the following websites and API providers: Gmail, Google Sheets, Google Drive, Google Docs, Google Meet, Outlook, Microsoft Word, LinkedIn, Facebook, Instagram, Amazon, Ebay, Shopify, Etsy, Salesforce, HubSpot, Zoho, Ticketmaster, LiveNation, Zillow, Notion, Airtable, ChatGPT, OpenAI, Gemini, Claude, Stripe, SendGrid, Firebase, Supabase, Google Cloud. I have experience implementing complex technologies to enhance chrome extensions: Vector search based on AI embeddings. Browser automation on a remote server. Remote configuration of website selectors. Video and audio recording, WebRTC. PDF generation. AI model tuning. Here is what I can provide you: A custom chrome extension that solves a specific problem within your team. An admin panel where you can configure settings of the extension and see usage analytics. A secure private server to store your information and secret keys. Complete ownership of any code I create or systems I develop for you. Lifetime support for any issues that may occur while using the extension. I guarantee that you’ll be happy with the chrome extension I create, or your money back. The systems I create are 100% secure and reliable in the long term. I use the latest AI tools to improve development speed and quality. I am currently available, happy to answer any questions.

I am a senior Chrome Extension developer with 6+ years specializing in Chrome Extensions & Browser Add-ons: - Custom Chrome Extension Development - Firefox and Edge Add-on Development - Automation Scripts and Productivity Tools - OpenAI / ChatGPT API Integration into Extensions - Extensions for Amazon Sellers, E-commerce Automation I develop bespoke Chrome extensions tailored to your unique requirements whether for data extraction, process automation, or user experience enhancement. My deep knowledge of Chrome extension architecture enables me to deliver high-performing, user-friendly tools that solve complex problems. By combining no-code automation with custom extensions, I empower tech businesses to automate repetitive tasks, extract actionable insights, and improve operational efficiency. Keywords :- Auto Fill Forms Screenshot Webpage Scrapping Add Section to Webpage Automate Workflow ChatGPT Integration Optical Character Recognition Calendar Integration Inject React components Webpage Overlay on YouTube Workflow Automation Bot Automation AI Webpage Summary Data Migration Linkedin Accounting Software Sidebar P&L Projection and Cash Projection Automatically fill form Affinity CRM add companies to a specific pipeline and status manage my incoming and outgoing documents (rename, store, etc.) Gmail Hunter / Gatherer quick access, sorting and cataloging. external SEO tools we don't control, like Ahrefs, Majestic and SEMRush. display imagery in a table in a existing SAAS product Google Drive publishing my chrome extension GumTree mimics human behaviour lead generation SAAS Google Chrome/Edge/Firefox/Safari Browser Extension and Plugin development and store submission with implementing ChatGPT I am waiting for your message! Thanks Parth S.

I am a developer with 5 years of experience, developing Web Apps and Chrome Extensions for International SaaS companies.

Need a Chrome Extension that automates your workflow, integrates with your existing tools and APIs, and saves hours of manual work? You're in the right place. I specialize in building powerful Chrome Extensions (Manifest V3), browser automation, web scraping, and API integrations that help businesses increase productivity, streamline workflows, and scale faster. Whether you need a brand-new extension, want to upgrade from Manifest V2 to V3, integrate third-party APIs, fix an existing extension, or build a complex automation tool, I deliver clean, scalable, secure, and production-ready solutions. From Job application automation, AI-powered extensions, form filling, dropshipping tools, product listing automation, email extraction, coupon finders, authentication systems, payment integration (Stripe), dashboards, and custom business automation, I build browser extensions that solve real business problems. What I Can Help You With - Chrome Extension Development (Manifest V2 & V3) - Browser Automation & Workflow Optimization - Web Scraping & Data Extraction - AI Integration (OpenAI API) - OAuth, Google Authentication & User Login Systems - Stripe & Payment Gateway Integration - Dashboard & Admin Panel Development - React.js, Next.js & Modern JavaScript Applications - REST API Integration & Backend Development - Firefox, Edge & Chromium Browser Extensions Technologies - Frontend: HTML5, CSS3, JavaScript (ES6+), React.js, Next.js, Tailwind CSS, Bootstrap, Webpack - Backend: Node.js, Express.js, Supabase, REST APIs - Extensions: Chrome APIs, Manifest V2 & V3, Service Workers, Content Scripts - Integrations: OpenAI API, Stripe, OAuth, Google Authentication, Third-Party APIs Why Clients Work With Me - Top Rated Freelancer - 100% Job Success Score - 33+ Successfully Completed Projects - 950+ Hours Worked on Upwork - Fast Communication & On-Time Delivery - Clean, Maintainable & Scalable Code - Long-Term Support After Delivery I focus on delivering solutions that are reliable, user-friendly, and built for long-term success. If you're looking for a developer who understands both the technical and business aspects of Chrome Extension development, I'd be happy to discuss your project. In case of any issues, confusion, or questions, kindly let me know before starting the contract. Kind Regards Bakhtiar Khan

I build full-stack web applications, Laravel backends, APIs, and Chrome Extensions that are secure, high-performing, and built for long-term growth. With 8+ years of experience, I develop production-ready solutions across the full stack, from custom Laravel SaaS platforms and backend API systems to AI-powered browser extensions and automation tools. Whether you need a Laravel web app, a scalable backend, a REST or GraphQL API, or a Chrome Extension with AI integration, I deliver reliable solutions tailored to real business needs. 📌 𝐋𝐀𝐑𝐀𝐕𝐄𝐋 & 𝐏𝐇𝐏 𝐃𝐄𝐕𝐄𝐋𝐎𝐏𝐌𝐄𝐍𝐓 𝐒𝐄𝐑𝐕𝐈𝐂𝐄𝐒 𝐈 𝐏𝐑𝐎𝐕𝐈𝐃𝐄 : ⚡️ Custom Laravel web app development ⚡️ Scalable backend architecture ⚡️ REST & GraphQL API development/integration ⚡️ Real-time features with Reverb, Echo & WebSockets ⚡️ Authentication, roles, permissions & multi-tenancy ⚡️ High-performance apps with Laravel Octane ⚡️ WorkOS AuthKit & social OAuth integration ⚡️ Inertia.js + React / Vue / Livewire integration ⚡️ Redis caching, query optimization & indexing ⚡️ Security hardening, OWASP compliance & audits ⚡️ Automated testing with PHPUnit & Pest ⚡️ CI/CD, Docker & deployment workflows ⚡️ Legacy upgrades & Laravel migrations ⚡️ Maintenance, monitoring & support 📌 𝐌𝐘 𝐂𝐇𝐑𝐎𝐌𝐄 𝐄𝐗𝐓𝐄𝐍𝐒𝐈𝐎𝐍 𝐃𝐄𝐕𝐄𝐋𝐎𝐏𝐌𝐄𝐍𝐓 𝐄𝐗𝐏𝐄𝐑𝐓𝐈𝐒𝐄 𝐈𝐒 : ⚡️ Custom Chrome Extension development (MV3) ⚡️ MV2 to MV3 migration & compliance audits ⚡️ Service Worker architecture ⚡️ Background scripts, content scripts & message passing ⚡️ AI-powered extensions with OpenAI, Claude & Gemini ⚡️ Web scraping, DOM automation & declarativeNetRequest ⚡️ Popup, options page, side panel & offscreen document development ⚡️ Google Workspace add-ons & enterprise browser tools ⚡️ REST, GraphQL, Webhook & OAuth integration ⚡️ Chrome Storage API, IndexedDB, session & local storage ⚡️ Chrome Web Store publishing, compliance & updates ⚡️ Security audits, CSP & permission minimization ⚡️ Cross-browser support for Edge & Firefox 📌 𝐓𝐄𝐂𝐇 𝐒𝐓𝐀𝐂𝐊 & 𝐓𝐎𝐎𝐋𝐒 𝐈 𝐖𝐎𝐑𝐊 𝐖𝐈𝐓𝐇 : ⚡️ Backend ═ PHP 8.2/8.3, Laravel 11/12, Node.js ⚡️ Frontend ═ React, Vue 3, TypeScript, Inertia.js, Livewire, Tailwind CSS, shadcn/ui ⚡️ Extensions ═ Manifest V3, Service Workers, Chrome Extension APIs, Puppeteer ⚡️ Databases ═ MySQL, PostgreSQL, MariaDB, Redis, SQLite ⚡️ APIs ═ REST APIs, GraphQL, WebSockets, Webhooks ⚡️ AI / LLMs ═ OpenAI API, GPT-4o, Claude API, Gemini API, LangChain ⚡️ Auth ═ Laravel Sanctum, Passport, WorkOS AuthKit, OAuth 2.0, JWT ⚡️ DevOps ═ Docker, GitHub Actions, GitLab CI, Laravel Forge, Envoyer ⚡️ Cloud ═ AWS, DigitalOcean, Cloudflare ⚡️ Testing ═ PHPUnit, Pest, Vitest, Laravel Dusk ⚡️ Version Control ═ Git, GitHub, GitLab I follow a structured process with clear scoping, regular progress updates, thorough testing, and responsive communication throughout the project. Every solution is built with a focus on quality, reliability, and long-term value. Let’s discuss your project. Send me a message, and I’ll get back to you promptly.

I’m a Chrome extension developer who has been in the trenches for years. I survived the COVID era, the brutal Chrome Manifest V2 → V3 migration that wiped out thousands of extensions, and I’m still here — building, shipping, and maintaining powerful tools used by thousands of people. Built my own house by building a bunch of browser extensions over the years, thank you and love you, my clients! If you need someone who can design, build, scale, and maintain complex Chrome extensions, you’re in the right place. ✅Featured Products: ⭐ 𝐎𝐫𝐢𝐠𝐢𝐧𝐚𝐥𝐢𝐭𝐲𝐀𝐈 𝐀𝐈 𝐂𝐨𝐧𝐭𝐞𝐧𝐭 𝐆𝐞𝐧𝐞𝐫𝐚𝐭𝐨𝐫 (20000+ users) ⭐ 𝐀𝐮𝐭𝐨 𝐅𝐨𝐥𝐥𝐨𝐰 𝐔𝐩 𝐈𝐭! ⭐ 𝐀𝐮𝐝𝐢𝐨 𝐁𝐫𝐚𝐢𝐧 𝐅𝐨𝐜𝐮𝐬 ⭐ 𝐄𝐚𝐫𝐧 𝐀𝐥𝐥𝐢𝐚𝐧𝐜𝐞 𝐂𝐨𝐦𝐩𝐚𝐧𝐢𝐨𝐧 ⭐ 𝐈𝐝𝐞𝐧𝐭𝐢𝐭𝐲𝐂𝐡𝐞𝐜𝐤 ⭐ 𝐒𝐢𝐭𝐞𝐣𝐚𝐛𝐛𝐞𝐫 ⭐ 𝐃𝐨𝐰𝐧𝐥𝐨𝐚𝐝 𝐀𝐦𝐚𝐳𝐨𝐧 𝐢𝐦𝐚𝐠𝐞𝐬 ⭐ 𝐒𝐨𝐜𝐢𝐚𝐥 𝐏𝐨𝐬𝐭 𝐌𝐚𝐭𝐞 ✅ Skills ⭐ JavaScript expert (with a serious love for jQuery) ⭐ Google Cloud Platform APIs – Google Sheets, BigQuery, Gmail, and more ⭐ Firebase – Authentication, Firestore, Realtime Database, Cloud Functions ⭐ Supabase services and integrations ⭐ AI integrations – OpenAI API and Google Gemini ⭐ Payment systems – ExtensionPay, Gumroad, Lemon Squeezy, Zoho Billing ⭐ LinkedIn & LinkedIn Recruiter scraping and exporting data to external platforms ⭐ Custom ad injection within Google search results ⭐ Amazon automation & scraping – Amazon storefronts and Seller Central ⭐ Email productivity tools – Gmail tracking and automated follow-up emails that work even while I’m sleeping!

🚀 Expert Chrome Extension Developer | Full-Stack Developer With over 4 years of experience, I’m a one-man army for building Chrome extensions. I've crafted and maintained many popular extensions, including one with 6000+ active users. My deep expertise ensures that your project is in skilled and confident hands. 🔧 Core Skills: Languages & Frameworks: React.js, Node.js, JavaScript, jQuery, Express, TypeScript Database: MongoDB, MySQL Web Technologies: HTML5, CSS3, Bootstrap, Tailwind CSS 🌟 Proven Track Record: High success rate with projects delivered on time and to specification A strong portfolio of Chrome extensions that solve real problems and drive user engagement I’m passionate about building powerful, scalable software solutions. If you’re looking for a developer who can confidently bring your vision to life, let’s connect!

𝗬𝗼𝘂𝗿 𝗯𝗿𝗼𝘄𝘀𝗲𝗿 𝘀𝗵𝗼𝘂𝗹𝗱 𝘄𝗼𝗿𝗸 𝗳𝗼𝗿 𝘆𝗼𝘂 — 𝗻𝗼𝘁 𝘁𝗵𝗲 𝗼𝘁𝗵𝗲𝗿 𝘄𝗮𝘆 𝗮𝗿𝗼𝘂𝗻𝗱. I'm 𝗛𝗮𝘀𝘀𝗮𝗻 𝗥𝗮𝘇𝗮 𝗞𝗵𝗮𝗻, a Chrome Extension specialist and AI SaaS developer with 6+ years building browser tools, Google Workspace automations, and AI-powered web applications. I work with SaaS founders, ops teams, and agencies who want to automate repetitive workflows, build smart browser tools, or launch AI-integrated products — without stitching together five different no-code tools. ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 💼 𝗖𝗔𝗦𝗘 𝗦𝗧𝗨𝗗𝗜𝗘𝗦 📌 𝗦𝗮𝗮𝗦 𝗖𝗵𝗿𝗼𝗺𝗲 𝗘𝘅𝘁𝗲𝗻𝘀𝗶𝗼𝗻 𝗳𝗼𝗿 𝗟𝗶𝗻𝗸𝗲𝗱𝗜𝗻 𝗔𝘂𝘁𝗼𝗺𝗮𝘁𝗶𝗼𝗻 Built a Manifest v3 Chrome extension integrating with LinkedIn, Firebase, and a custom Node.js backend. The client went from 0 to 700+ paid users in 3 months. 📌 𝗔𝗜-𝗣𝗼𝘄𝗲𝗿𝗲𝗱 𝗚𝗼𝗼𝗴𝗹𝗲 𝗪𝗼𝗿𝗸𝘀𝗽𝗮𝗰𝗲 𝗔𝘂𝘁𝗼𝗺𝗮𝘁𝗶𝗼𝗻 Developed an Apps Script + AI pipeline that auto-drafts and sends personalized Gmail campaigns from Google Sheets data. Used by an edtech company to engage 20,000+ leads — with zero manual effort. 📌 𝗖𝘂𝘀𝘁𝗼𝗺 𝗔𝗜 𝗦𝗮𝗮𝗦 𝗣𝗹𝗮𝘁𝗳𝗼𝗿𝗺 Built a full-stack AI web app with usage-based billing, free/premium tiers, and a Cloudflare Workers + D1 backend — handling thousands of requests with sub-100ms response times. ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 🛠️ 𝗪𝗛𝗔𝗧 𝗜 𝗕𝗨𝗜𝗟𝗗 🔷 𝗖𝗵𝗿𝗼𝗺𝗲 𝗘𝘅𝘁𝗲𝗻𝘀𝗶𝗼𝗻𝘀 ✅ Manifest v3 extensions that integrate with any web platform ✅ CRM-connected browser tools (LinkedIn, Upwork, Salesforce, HubSpot) ✅ Web scraping & dynamic data extraction extensions ✅ SaaS Chrome extensions with auth, billing, and backend sync ✅ Real-time monitoring tools with role-based access control 🤖 𝗔𝗜 𝗦𝗮𝗮𝗦 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁 ✅ AI-powered web apps with Claude, GPT-4, or Gemini integration ✅ Usage-based billing with free/premium tier logic ✅ AI workflow automation tools (prompt pipelines, document processing) ✅ Cloudflare Workers + D1 backends for fast, scalable AI apps ✅ AI Chrome extensions with on-page intelligence ⚙️ 𝗚𝗼𝗼𝗴𝗹𝗲 𝗪𝗼𝗿𝗸𝘀𝗽𝗮𝗰𝗲 𝗔𝘂𝘁𝗼𝗺𝗮𝘁𝗶𝗼𝗻 ✅ Google Apps Script for Sheets, Gmail, Calendar, Drive & Forms ✅ Custom Workspace add-ons and sidebar tools ✅ Automated reporting, scheduling, and data sync pipelines ✅ Google OAuth integration & API development ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 👤 𝗪𝗛𝗢 𝗜 𝗪𝗢𝗥𝗞 𝗕𝗘𝗦𝗧 𝗪𝗜𝗧𝗛 I'm the right fit if you're a SaaS founder building a browser-based product, an ops team drowning in manual Google Workspace tasks, or a startup that needs an AI-powered tool built fast and built right. I don't just write code — I think through the product with you. ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 📩 Send me a message describing your workflow or product idea. I'll reply within 24 hours with a clear plan — no fluff, no overselling.

I am a TOP RATED PLUS Senior Full Stack Engineer with a strong focus on browser technologies, Chrome Extension - Plugin development, and scalable web applications. I have completed 22,000+ hours on Upwork with consistent 5-star reviews. My core expertise is building and maintaining Chrome, Edge, Firefox, and Safari extensions — including full lifecycle development from architecture to store submission. This includes Manifest V2 → V3 migrations, content scripts, background/service workers, messaging systems, DOM manipulation, automation flows, and integrations with tools like ChatGPT and other AI APIs. I also work on modifying and stabilizing existing extensions, improving performance, and ensuring compliance with browser store policies. From a full stack perspective, I design and build end-to-end systems using modern JavaScript and web technologies: * Frontend: React, Next.js, Vue.js, TypeScript, state management, SPA architecture * Backend: Node.js (Express/NestJS), REST APIs, GraphQL, authentication, webhooks * Data: PostgreSQL, MongoDB, Redis, data modeling and optimization * Realtime: WebSockets, event-driven systems * Integrations: third-party APIs, browser APIs, scraping/automation flows * DevOps: CI/CD, Docker, cloud deployments (AWS/GCP), monitoring I have built complex platforms across multiple domains, including marketplaces, SaaS products, CMS, CRM systems, browser automation tools, and internal business platforms. Many of these involve multi-user systems, dashboards, analytics, and high-performance backend logic. I also have experience with UI/UX implementation, product thinking, requirement specification, and working with partially generated or AI-assisted codebases — refactoring them into clean, production-ready systems. My focus is on building reliable, secure, and scalable solutions with strong attention to performance, maintainability, and real-world usability. Happy to discuss your project or jump on a call to go through the technical details.

I am a software engineer focused on web development with a proven ability to develop efficient, scalable, and fault-tolerant software solutions for complex problems. I have over 5 years of experience in both startup and enterprise business environments building solutions where full-stack skills, creative thinking, and high attention to detail are key, and fast turnaround is paramount. Services: ✔ Chrome Extension Development ✔ Firefox / Safari / Edge Addon Development ✔ Database Development ✔ Server / API Development ✔ Data Scraping