Hire the Best Chrome Extension Developers
in Pakistan

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

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 help businesses automate workflows and build powerful Chrome extensions that save hours of manual work and improve productivity. Whether you need a custom browser extension, AI-powered automation, or a scalable web solution — I deliver clean, reliable, and production-ready systems. What I specialize in: ✔ Chrome Extension Development (automation, scraping, API integrations) ✔ Python Automation & AI Solutions (OpenAI, LangChain, n8n, bots) ✔ Custom tools to streamline business workflows What you get: ✔ Fast, scalable, and maintainable solutions ✔ Clear communication and regular updates ✔ Focus on performance, usability, and real business impact I’ve worked across industries including e-commerce, SaaS, crypto, and marketplaces — delivering solutions that save time, reduce costs, and improve efficiency. If you’re looking for someone who understands both technology and business impact, let’s talk.

With 5+ years of solid experience in browser extension development, I have built and shipped 100+ extensions across Chrome, Firefox, Edge, and Safari — ranging from simple productivity tools to complex AI-powered automation platforms. I specialize in the full extension stack: — Manifest V3 architecture & migration from MV2 — Content scripts, background service workers & messaging APIs — React / Vue / TypeScript for modern extension UIs — Web scraping, DOM automation & site injection — AI integrations (OpenAI, Claude, Gemini APIs) — Cross-browser compatibility (Chrome · Firefox · Edge · Safari) — Chrome Web Store publishing & compliance Whether you need a lightweight productivity tool, a powerful web scraper, an e-commerce helper, or a fully custom AI assistant embedded in the browser — I have built it before. I deliver clean, well-documented code with clear communication throughout. Let's build something great.

✅ 𝐅𝐮𝐥𝐥-𝐒𝐭𝐚𝐜𝐤 𝐌𝐄𝐑𝐍 𝐚𝐧𝐝 𝐍𝐞𝐱𝐭.𝐣𝐬 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫 | 𝟔+ 𝐘𝐞𝐚𝐫𝐬 ✅ 𝟏𝟎𝟎% 𝐉𝐨𝐛 𝐒𝐮𝐜𝐜𝐞𝐬𝐬 𝐒𝐜𝐨𝐫𝐞 | 𝟓-𝐒𝐭𝐚𝐫 𝐑𝐚𝐭𝐞𝐝 ✅ 𝐋𝐢𝐯𝐞 𝐀𝐈 𝐒𝐚𝐚𝐒 — 𝐝𝐞𝐭𝐞𝐜𝐭𝐥𝐲.𝐩𝐫𝐨 — 𝐛𝐮𝐢𝐥𝐭 𝐬𝐨𝐥𝐨 𝐰𝐢𝐭𝐡 𝐒𝐭𝐫𝐢𝐩𝐞 𝐛𝐢𝐥𝐥𝐢𝐧𝐠 𝐚𝐧𝐝 𝐫𝐞𝐚𝐥 𝐩𝐚𝐲𝐢𝐧𝐠 𝐮𝐬𝐞𝐫𝐬 I build production-ready SaaS platforms, AI-powered web apps, dashboards, APIs, and Chrome Extensions using the full MERN Stack and Next.js. Whether you have a Figma design ready or need a full product built from scratch, I can turn your idea into a scalable, deployed application that founders can launch, test, and grow. My SaaS platforms are built with clean architecture from day one including multi-role dashboards, Stripe billing, credit-based usage systems, secure APIs, and scalable database structure because a product that needs a full rewrite six months after launch is not a finished product. Here is what I deliver: ✔️ 𝐅𝐮𝐥𝐥-𝐒𝐭𝐚𝐜𝐤 𝐒𝐚𝐚𝐒 𝐌𝐕𝐏 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 End-to-end builds from idea to deployed product. Stripe and Paddle subscription billing, credit-based usage systems, multi-role dashboards, onboarding flows, transactional emails, admin panels, and production-ready deployment. ✔️ 𝐌𝐄𝐑𝐍 𝐚𝐧𝐝 𝐍𝐞𝐱𝐭.𝐣𝐬 𝐖𝐞𝐛 𝐀𝐩𝐩 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 React.js, Next.js, Node.js, Express.js, MongoDB, REST APIs, authentication, dashboards, responsive UI, SSR/SSG, and scalable full-stack architecture. ✔️ 𝐀𝐈-𝐏𝐨𝐰𝐞𝐫𝐞𝐝 𝐖𝐞𝐛 𝐀𝐩𝐩 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 OpenAI and Claude API integration into MERN and Next.js apps. AI chat assistants, content generators, LLM-powered features, smart search, summarization, auto-fill tools, credit tracking, and rate limiting. ✔️ 𝐑𝐞𝐚𝐜𝐭.𝐣𝐬 𝐚𝐧𝐝 𝐍𝐞𝐱𝐭.𝐣𝐬 𝐅𝐫𝐨𝐧𝐭𝐞𝐧𝐝 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 Pixel-perfect UI from Figma or Adobe XD. Mobile-first design, Tailwind CSS, Framer Motion animations, fast-loading pages, SEO-friendly Next.js builds, and Core Web Vitals-focused implementation. ✔️ 𝐍𝐨𝐝𝐞.𝐣𝐬 𝐚𝐧𝐝 𝐄𝐱𝐩𝐫𝐞𝐬𝐬.𝐣𝐬 𝐁𝐚𝐜𝐤𝐞𝐧𝐝 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 Scalable REST APIs with clean architecture, JWT authentication, role-based access control, webhook handling, rate limiting, production-grade error handling, and third-party API integrations. ✔️ 𝐃𝐚𝐭𝐚𝐛𝐚𝐬𝐞 𝐚𝐧𝐝 𝐑𝐞𝐚𝐥-𝐓𝐢𝐦𝐞 𝐅𝐞𝐚𝐭𝐮𝐫𝐞𝐬 MongoDB with optimized schemas and aggregation pipelines. PostgreSQL, Supabase Row-Level Security, Firebase, WebSockets, real-time dashboards, and multi-tenant data structures. ✔️ 𝐂𝐡𝐫𝐨𝐦𝐞 𝐄𝐱𝐭𝐞𝐧𝐬𝐢𝐨𝐧 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 — 𝐌𝐚𝐧𝐢𝐟𝐞𝐬𝐭 𝐕𝟑 Popup extensions, Side Panel extensions, background service workers, DOM automation, OAuth, API integrations, AI-connected extensions, web scraping, and SaaS-integrated usage tracking. 10+ MV3 extensions shipped. ✔️ 𝐀𝐮𝐭𝐨𝐦𝐚𝐭𝐢𝐨𝐧 𝐚𝐧𝐝 𝐖𝐞𝐛 𝐒𝐜𝐫𝐚𝐩𝐢𝐧𝐠 Puppeteer and Playwright automation, multi-page scrapers, structured data extraction, browser automation, and AI-assisted workflows that reduce manual work. Tech stack I work with daily: React.js · Next.js · Node.js · Express.js · MongoDB · PostgreSQL · Supabase · OpenAI API · Claude API · Stripe · Paddle · Chrome Extension APIs (MV3) · TypeScript · Tailwind CSS · Framer Motion · Firebase · WebSockets · Puppeteer · Playwright · AWS S3 Working with me means you get more than just code. You get a developer who understands product goals, asks the right questions, communicates clearly, and builds with launch, scale, and maintainability in mind. What My Clients Say: ⭐ “Usman is an exceptional Full-Stack Developer. He successfully architected and built a complex custom browser automation SaaS. His understanding of distributed systems, complex task scheduling, and automation logic is top-tier. Communication was excellent, and he delivered high-quality, scalable code. Highly recommend for any enterprise-level SaaS or web automation projects!” ⭐ “Usman is an exceptional developer and a true expert in Chrome Extension development and browser automation. The Chrome Extension he developed is seamless, and the MERN stack dashboard is clean and professional. If you need a developer who understands JavaScript, API integration, and custom browser extensions, Usman is the best choice.” 📩 Send me your project details I respond within a few hours and offer a free 15-minute scoping call to understand your goals, confirm the scope, and give you an honest plan before we begin.

I build AI agents, automation pipelines, and full-stack SaaS products that go live fast and scale without breaking. My work sits at the intersection of backend engineering and intelligent automation. Node.js on the server, OpenAI and Claude on the logic layer, and clean architecture that does not need a rewrite six months later. You get the output of a senior full-stack team with the accountability of one developer who owns the entire system from day one. 𝐖𝐇𝐎 𝐈 𝐇𝐄𝐋𝐏 Startups that need an AI-powered product launched quickly without burning budget on a full team. Businesses ready to automate repetitive workflows, reduce operational costs, and run 24/7 with intelligent systems. SaaS companies outgrowing their MVP. I build scalable multi-tenant architecture with Stripe subscription billing built correctly from day one. Founders who want one accountable developer owning the full system, from API integration to frontend, with full ownership at every stage. 𝐖𝐇𝐀𝐓 𝐈 𝐁𝐔𝐈𝐋𝐃 𝐀𝐈 𝐀𝐠𝐞𝐧𝐭𝐬 𝐚𝐧𝐝 𝐈𝐧𝐭𝐞𝐥𝐥𝐢𝐠𝐞𝐧𝐭 𝐀𝐮𝐭𝐨𝐦𝐚𝐭𝐢𝐨𝐧 Custom autonomous agents and multi-step workflows using OpenAI GPT-4o, Claude, Gemini, and LangChain. I design agent pipelines that make decisions, take action, and handle complex business logic without human input. RAG pipelines, vector search, and document intelligence using Pinecone and ChromaDB. 𝐅𝐮𝐥𝐥 𝐒𝐭𝐚𝐜𝐤 𝐒𝐚𝐚𝐒 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 End-to-end applications with React.js, Next.js, Angular, and Vue.js on the frontend. TypeScript across the full stack. Backend with Node.js, NestJS, and Express. REST, GraphQL, and WebSocket APIs. Multi-tenant SaaS with Stripe billing, role-based access, team management, and usage-based feature gating. 𝐁𝐮𝐬𝐢𝐧𝐞𝐬𝐬 𝐚𝐧𝐝 𝐁𝐫𝐨𝐰𝐬𝐞𝐫 𝐀𝐮𝐭𝐨𝐦𝐚𝐭𝐢𝐨𝐧 End-to-end automation that eliminates manual work. Playwright and Puppeteer for browser automation and scraping pipelines. Webhook-driven workflows, n8n, ETL pipelines, Redis queues, and scheduled background jobs that run without supervision. 𝐀𝐏𝐈 𝐈𝐧𝐭𝐞𝐠𝐫𝐚𝐭𝐢𝐨𝐧 𝐚𝐧𝐝 𝐓𝐡𝐢𝐫𝐝-𝐏𝐚𝐫𝐭𝐲 𝐒𝐞𝐫𝐯𝐢𝐜𝐞𝐬 I connect your app with Stripe, PayPal, Twilio, OAuth2, Zoom, Google APIs, and any REST or GraphQL service your product depends on. Full handling of authentication, webhooks, error management, and data sync across 30+ integrations delivered. 𝐂𝐡𝐫𝐨𝐦𝐞 𝐄𝐱𝐭𝐞𝐧𝐬𝐢𝐨𝐧𝐬 𝐚𝐧𝐝 𝐑𝐞𝐚𝐥-𝐓𝐢𝐦𝐞 𝐒𝐲𝐬𝐭𝐞𝐦𝐬 Custom Manifest V3 Chrome extensions for browser-based productivity and SaaS integration. Real-time dashboards, live collaboration tools, and video streaming with WebSockets, WebRTC, LiveKit, and FFmpeg. 𝐓𝐄𝐂𝐇 𝐒𝐓𝐀𝐂𝐊 AI and Agents: OpenAI GPT-4o · Claude · Gemini · LangChain · Pinecone · ChromaDB · RAG Pipelines · DeepSeek Backend: Node.js · NestJS · Express · FastAPI · Python · Flask Frontend: React.js · Next.js · Angular · Vue.js · TypeScript · Tailwind CSS · ShadCN · Kendo UI Databases: PostgreSQL · MongoDB · Redis · Elasticsearch DevOps: AWS · GCP · Docker · Kubernetes · Vercel Automation: Playwright · Puppeteer · n8n · Webhook Pipelines · Redis Queues · Celery Integrations: Stripe · PayPal · Twilio · OAuth2 · Zoom · Google APIs 𝐋𝐈𝐕𝐄 𝐏𝐑𝐎𝐃𝐔𝐂𝐓𝐒 𝐈 𝐇𝐀𝐕𝐄 𝐁𝐔𝐈𝐋𝐓 𝐒𝐜𝐫𝐨𝐥𝐥𝐢𝐧𝐠 𝐀𝐈: AI-powered TikTok automation platform with text-to-image, AI video generation, custom avatar creation, and fully automated campaign scheduling, built on Node.js and OpenAI. 𝐃𝐨𝐜𝐮𝐟𝐚𝐬𝐭 𝐀𝐈: AI process documentation platform that automatically records workflows and converts them into step-by-step guides, training videos, and interactive tutorials. 𝐂𝐨𝐧𝐭𝐞𝐧𝐭 𝐃𝐫𝐚𝐟𝐭𝐞𝐫: AI social media content platform with guided workflows, real-time generation, ad creative uploads, and Stripe subscription billing. 𝐖𝐇𝐘 𝐂𝐋𝐈𝐄𝐍𝐓𝐒 𝐂𝐇𝐎𝐎𝐒𝐄 𝐌𝐄 Over 8 plus years I have shipped AI-powered SaaS products, Chrome Extensions, and automation systems for startups across fintech, healthcare, and e-commerce. Every project gets full ownership from the first architecture decision to the final production deployment. Clean code, proper testing, documented handoffs. I work async-friendly, communicate clearly, and stay accountable through the full build cycle. Not just until the PR is merged. If you are building an AI product, need automation that actually runs in production, or want a Node.js expert who owns the full stack, send me a message. I respond within 24 hours and offer a free 30-minute scoping call for serious projects.