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Hi 👋

My name is Ivan Levchenko (aka Livan).

I'm a Software Engineer with experience in frontend, backend and CI/CD.

Languages

TypeScript  JavaScript 

Frontend

React  Next.js  React Native  Expo  Vue.js  Nuxt 

Backend

Node.js  PostgreSQL  MySQL  RabbitMQ  Redis  MongoDB  Docker 

Other skills

  • Network: REST, WebSockets, WebRTC, GraphQL, tRPC, gRPC
  • CI: GitHub Actions, GitLab CI, Bitbucket Pipelines
  • Testing: Jest, Vitest, Playwright
  • Developer tools: ESLint, Prettier, Stylelint
  • Build tools: Vite, Webpack, Rollup, esbuild, SWC
  • Git, Monorepo, Linux

Pinned Loading

  1. A full-stack TypeScript chat application and presentation slides demonstrating the use of tRPC for type-safe client-server communication.

    TypeScript

  2. A React Native native module that provides some utility methods from the Activity class to enable showing it on a locked screen and keeping the screen awake on Android.

    Java 1

  3. A React Native module that provides a native method for replacing selected text in a TextInput with a new text.

    Java