object storage , Accessibility, PostgreSQL, Prometheus, Artificial Intelligence, Angular, React, Typescript, Javascript, Docker, Google Cloud Platform, Graphql, Sentry, Testing, Vue, Redis, Performance, Git, Kubernetes, Maintainability, GitLab continuous integration, GitLab Runner, frontend architecture, Google Kubernetes Engine, representational state transfer, browser behavior

Algorithms, Webgl, Svg, CSS, Canvas, React, Git, Typescript, Design Patterns, Scss, data structures, Restful Apis, Jest, React Testing Library, Redux Toolkit, Playwright, OpenAPI-generated clients, asynchronous state management, WebSockets, object-oriented design, Vitest, Server-Sent Events, debugging in browser DevTools

react.js , AWS - EC2, Websocket, CSS, Redux, Dynamodb, Nodejs, HTML, Git, REST, Typescript, Javascript, Rxjs, Ror, Webrtc, Lambda, Kubernetes, Python, Api Gateway, Server-Sent Events, Long Polling, serverless, material-ui