Built Shopify Thirdprty Intergration with ROR and Python. Experienced in third-party API integrate including payment API (Paypal, Stripe, Google, Apple, .) . and improved APIs based on HTTPS. Worked on real-time streaming API with Python for an education platform. Built serverless GraphQL backend (RESTful API) and with MongoDB and Node. React, Vue.js, Angular optimized web application frontend based on responsive web design (Invision) using Material UI, BootStrap, and Foundation. Contributed customer business with CRO & Page speed-up on their websites with pure CSS3, JS, and virtual DOMs.

Developed Shopify UI components with JS & jQuery, CSS3, and HTML5. Customized Shopify theme with Liquid, CSS3, SCSS, HTML5, JavaScript, and jQuery. Developed React Shopify frontend. Improved CRO with UI improvement and UX improvement. Built flexible Web application frontend based on Figma, XD, PSD design using pure CSS3, HTML5, and JavaScript ES5, ES6 . Integrated RESTful Third-party APIs on frontend and experienced in using Next.js and Nuxt.js. Developed CSS libraries for responsive web application with UX expertise. Optimized website with pure JS, CSS3, and HTML5 and improved SEO with good frontend architecture, DOM attributes and metafields. Fixed CSS bugs on React Native, Flutter and React project. Developed animations for awesome UI and premium web