Position: Full-stack developer
Category: JavaScript
English level: upper
Years of experience: 5

Optimized and decreased usage of paid Google API by 75% and saved about 20 thousand dollars per year, it let me possibility to hire a new developer.

Created huge interactive graphic planning boards using d3js/three.js to manage drivers/busses/trips data and their activities. There are a lot of issues - with rendering, loaders, data usage, and memory leaks.

Created a web module house editor for each floor including furnishing elements, walls, etc using three.js. The editor lets the user build the project of a future house, and get the scheme and layout for each floor with sizes for each element on this floor.

Was working as a team lead, and made a lot of important/critical decisions (technical/organizational) that gave a success. 

Implemented DST support on a project with a lot of dates, date&time calculations.

Created a team of developers from zero to middle/middle+ devs.
I am a Full stack Web Software developer focusing mainly on Front-end development skills (specifically - Angular).

Result-oriented person, and have team lead experience and mentoring experience, I love technologies and enjoy new experiences, also have good management skills, and critical thinking.

5 years as a front-end/full-stack developer.

Main tech stack:
Frameworks/Libraries:
  Angular2+ - 4+ years
  Ionic - 1 year
  React/React Native (yarn workspaces) - 2 years
  Nodejs(Nest.js) - 2.5 years.
  Java Spring Boot/Security - 2 years.
  PHP laravel - 0.5 year
  Angular.js - 1 year

Also:
  GraphQL,
  Rxjs,
  REST API,
  Redux Angular - Ngrx/Ngxs,
  Chart.js,
  d3.js,
  Redux(react),
  lodash,
  moment,
  websocket usage,
  daemon/cron,
  three.js for AR/VR, for some 3d models


Notes:
I think that if you got an understanding of a process, for example, programming - you can use any tech. stack based on their possibilities, of course considering business value and requirements.
In general - a new experience, achievements, a friendly team, 8~ hours - it's a part of life.