Radhika R.

Full Stack Developer | React, Node, Python | Shopify Apps & SaaS

𝗧𝗼𝗽 𝗥𝗮𝘁𝗲𝗱 𝗣𝗹𝘂𝘀 𝗙𝘂𝗹𝗹 𝗦𝘁𝗮𝗰𝗸 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿 | 𝟭𝟮,𝟬𝟬𝟬+ 𝗵𝗼𝘂𝗿𝘀 | 𝟭𝟬𝟬% 𝗝𝗦𝗦 | $𝟯𝟬𝟬𝗞+ 𝗲𝗮𝗿𝗻𝗲𝗱. 𝗜 𝗮𝗿𝗰𝗵𝗶𝘁𝗲𝗰𝘁 𝗽𝗿𝗼𝗱𝘂𝗰𝘁𝗶𝗼𝗻 𝘄𝗲𝗯 𝗮𝗽𝗽𝘀 𝗮𝗻𝗱 𝗲𝗖𝗼𝗺𝗺𝗲𝗿𝗰𝗲 𝗽𝗹𝗮𝘁𝗳𝗼𝗿𝗺𝘀 𝘄𝗶𝘁𝗵 𝗥𝗲𝗮𝗰𝘁, 𝗡𝗼𝗱𝗲.𝗷𝘀, 𝗮𝗻𝗱 𝗣𝘆𝘁𝗵𝗼𝗻 — 𝗶𝗻𝗰𝗹𝘂𝗱𝗶𝗻𝗴 𝟯𝟬+ 𝗰𝘂𝘀𝘁𝗼𝗺 𝗦𝗵𝗼𝗽𝗶𝗳𝘆 𝗮𝗽𝗽𝘀 𝗮𝗻𝗱 𝟱𝟬𝟬+ 𝗦𝗵𝗼𝗽𝗶𝗳𝘆 𝗱𝗲𝗽𝗹𝗼𝘆𝗺𝗲𝗻𝘁𝘀. I don't just write CRUD APIs — I build production-grade Full Stack systems with the eCommerce depth most senior engineers don't have: real payment flows, OAuth, webhooks, AWS integrations, and live commerce traffic at scale. 💬 "𝙄 𝙝𝙖𝙙 𝙩𝙝𝙚 𝙥𝙡𝙚𝙖𝙨𝙪𝙧𝙚 𝙤𝙛 𝙬𝙤𝙧𝙠𝙞𝙣𝙜 𝙬𝙞𝙩𝙝 𝙍𝙖𝙙𝙝𝙞𝙠𝙖 𝙤𝙣 𝙖 𝙥𝙧𝙤𝙟𝙚𝙘𝙩 𝙩𝙝𝙖𝙩 𝙞𝙣𝙫𝙤𝙡𝙫𝙚𝙙 𝘼𝙒𝙎 𝙞𝙣𝙩𝙚𝙜𝙧𝙖𝙩𝙞𝙤𝙣. 𝙃𝙚𝙧 𝙘𝙤𝙢𝙢𝙪𝙣𝙞𝙘𝙖𝙩𝙞𝙤𝙣 𝙬𝙖𝙨 𝙚𝙭𝙘𝙚𝙡𝙡𝙚𝙣𝙩 𝙩𝙝𝙧𝙤𝙪𝙜𝙝𝙤𝙪𝙩 𝙩𝙝𝙚 𝙥𝙧𝙤𝙟𝙚𝙘𝙩, 𝙖𝙣𝙙 𝙨𝙝𝙚 𝙙𝙚𝙢𝙤𝙣𝙨𝙩𝙧𝙖𝙩𝙚𝙙 𝙖 𝙙𝙚𝙚𝙥 𝙪𝙣𝙙𝙚𝙧𝙨𝙩𝙖𝙣𝙙𝙞𝙣𝙜 𝙤𝙛 𝙗𝙤𝙩𝙝 𝙗𝙖𝙘𝙠𝙚𝙣𝙙 𝙖𝙧𝙘𝙝𝙞𝙩𝙚𝙘𝙩𝙪𝙧𝙚 𝙖𝙣𝙙 𝙘𝙤𝙢𝙥𝙡𝙚𝙭 𝘼𝙋𝙄 𝙙𝙚𝙨𝙞𝙜𝙣. ⭐⭐⭐⭐⭐ 𝙘𝙡𝙞𝙚𝙣𝙩 𝙧𝙚𝙫𝙞𝙚𝙬 💻 𝐅𝐮𝐥𝐥 𝐒𝐭𝐚𝐜𝐤 𝐖𝐞𝐛 𝐀𝐩𝐩𝐥𝐢𝐜𝐚𝐭𝐢𝐨𝐧 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 ✅ MERN Stack (React, Node.js, Express, MongoDB) — frontend to backend ✅ Python + Django/FastAPI for data-heavy backend systems ✅ TypeScript, Next.js, GraphQL for modern web architectures ✅ AWS deployment (Lambda, S3, RDS, CloudFront, EC2) ✅ Multi-tenant SaaS platforms with role-based access control Recent: Frontend Engineering for MedTech Company, Learndash Multisite API ($40/hr, 82 hours), Part-Time Full Stack Developer (Remote, $35/hr), Conference Websites (310 hours) 🛍️ 𝐒𝐡𝐨𝐩𝐢𝐟𝐲 𝐀𝐩𝐩 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 (𝐂𝐮𝐬𝐭𝐨𝐦 + 𝐏𝐮𝐛𝐥𝐢𝐜) ✅ Custom Shopify apps with Node.js, Python, and React backends ✅ Public apps for Shopify App Store (OAuth, Billing API, App Bridge) ✅ Polaris UI components for embedded admin experiences ✅ GraphQL Admin API and REST API integrations ✅ Webhook handling, async processing, and rate limit management ✅ Shopify + AWS integrations for complex enterprise workflows Recent: Flexible Product Builder App ($3,800), Dropshipping App (849 hours, $15K), Shopify/AWS Wholesale Automation (560 hours, $22K), Shopify NPS App, public Shopify plugin ⚡ 𝐒𝐚𝐚𝐒 𝐏𝐥𝐚𝐭𝐟𝐨𝐫𝐦 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 ✅ Multi-tenant SaaS architecture with subscription billing ✅ Admin dashboards with role-based access and analytics ✅ Stripe, PayPal, and custom payment gateway integrations ✅ API-first architecture with REST and GraphQL endpoints ✅ Real-time features with WebSockets and pub/sub patterns 🛒 𝐒𝐡𝐨𝐩𝐢𝐟𝐲 𝐒𝐭𝐨𝐫𝐞 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 & 𝐂𝐑𝐎 ✅ Custom Shopify Plus store builds with Liquid + Shopify 2.0 ✅ Conversion rate optimization and Core Web Vitals improvements ✅ Shopify Scripts for advanced merchandising and discounts ✅ Headless commerce with Shopify Hydrogen / Oxygen ✅ Store migrations from WooCommerce, Magento, BigCommerce, Wix 🔗 𝐀𝐏𝐈 𝐀𝐫𝐜𝐡𝐢𝐭𝐞𝐜𝐭𝐮𝐫𝐞 & 𝐓𝐡𝐢𝐫𝐝-𝐏𝐚𝐫𝐭𝐲 𝐈𝐧𝐭𝐞𝐠𝐫𝐚𝐭𝐢𝐨𝐧𝐬 ✅ REST and GraphQL API design and development ✅ Klaviyo, Recharge, Yotpo, Gorgias, Stripe integrations ✅ ERP integrations (Odoo, custom SAP connectors) ✅ Webhook architecture for real-time data synchronization ✅ Authentication systems (OAuth, JWT, SSO) ⭐ 𝐖𝐡𝐲 𝐂𝐥𝐢𝐞𝐧𝐭𝐬 𝐂𝐡𝐨𝐨𝐬𝐞 𝐌𝐞: ✅ Top Rated with 100% Job Success Score across 517 jobs ✅ 11,500+ hours of production engineering on Upwork ✅ Senior Full Stack engineering depth — most eCommerce devs lack this ✅ Production eCommerce experience — most Full Stack devs lack this ✅ Part of TechInfini — Clutch Top India Shopify Development Company 2023 ✅ Available to 𝐒𝐭𝐚𝐫𝐭 𝐈𝐦𝐦𝐞𝐝𝐢𝐚𝐭𝐞𝐥𝐲 — respond within 4 hours, 30+ hrs/week ✅ 30-day bug fix warranty on every project Beyond direct Full Stack and Shopify app work, I lead complex eCommerce engineering projects that span multiple systems — connecting Shopify storefronts to custom backend services, ERPs, and AWS infrastructure. One developer for the entire engineering stack. 𝙉𝙚𝙚𝙙 𝙖 𝙁𝙪𝙡𝙡 𝙎𝙩𝙖𝙘𝙠 𝙚𝙣𝙜𝙞𝙣𝙚𝙚𝙧 𝙬𝙝𝙤 𝙖𝙘𝙩𝙪𝙖𝙡𝙡𝙮 𝙪𝙣𝙙𝙚𝙧𝙨𝙩𝙖𝙣𝙙𝙨 𝙥𝙧𝙤𝙙𝙪𝙘𝙩𝙞𝙤𝙣 𝙚𝘾𝙤𝙢𝙢𝙚𝙧𝙘𝙚? 𝘾𝙡𝙞𝙘𝙠 "𝙄𝙣𝙫𝙞𝙩𝙚" 𝙤𝙧 𝙨𝙚𝙣𝙙 𝙢𝙚 𝙖 𝙢𝙚𝙨𝙨𝙖𝙜𝙚. 𝙄 𝙧𝙚𝙨𝙥𝙤𝙣𝙙 𝙬𝙞𝙩𝙝𝙞𝙣 4 𝙝𝙤𝙪𝙧𝙨 𝙖𝙣𝙙 𝙘𝙖𝙣 𝙨𝙩𝙖𝙧𝙩 𝙞𝙢𝙢𝙚𝙙𝙞𝙖𝙩𝙚𝙡𝙮. Full Stack Developer, Senior Full Stack Developer, Full Stack Engineer, MERN Stack Developer, MERN Stack, React Developer, Node.js Developer, React.js Developer, Node Developer, JavaScript Developer, TypeScript Developer, Python Developer, Django Developer, FastAPI Developer, Web Application Developer, Web App Developer, Custom Web Application, SaaS Developer, SaaS Development, Multi-Tenant SaaS, Admin Dashboard, Admin Panel, Frontend Developer, Backend Developer, API Developer, REST API Developer, GraphQL Developer, MongoDB Developer, PostgreSQL Developer, Cloud DeveloAWS Developer