web performance , react.js , state management , containerization , E2e Testing, Api Integration, Typescript, Unit Testing, SEO, Node.js, System Design, Accessibility Testing, Javascript, Technical Documentation, Html5, Css3, Design Systems, AI Understanding, Cloud Platforms, Next.js, CDN Caching, Mentorship, CI CD Pipelines, Code Reviews, Cross-functional Collaboration, Monitoring Observability, Performance Budgeting, Visual Regression Testing, component design, Security, Micro-Frontend Architecture