Maksym – React, JavaScript, HTML, experts in Lemon.io

Maksym

From Ukraine (UTC+3)flag

Front-end Web Developer|Senior

Maksym – React, JavaScript, HTML

Meet Maksym, a front-end developer with over 8 years of commercial experience. He began as a full-stack developer before focusing on front-end development. Maksym's solid problem-solving skills enhance his strong understanding of React and JavaScript fundamentals. With experience in mental healthcare, insurance, gambling, and other domains, Maksym will be an excellent addition to any team!

10 years of commercial experience in
E-commerce
E-learning
Event management
Gambling
Insurance
Mental healthcare
Social media
Collaboration tools
CRM
Mobile apps
Platforms
Main technologies
React
4.5 years
JavaScript
6 years
Additional skills
HTML
Webpack
Node.js
Jest
PHP
Redux
DevOps
CSS
Typescript
Direct hire
Possible
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Experience Highlights

Tech Lead
Feb 2022 - Ongoing4 years 6 months
Project Overview

This startup is focused on making people happier and more prosperous

Responsibilities:
  • created front-end architecture
  • built frontend components library
  • debug and fix application issues
  • write unit and integration tests
  • write RFCs
  • lead three devs
  • mentor junior devs
Project Tech stack:
React
Javascript
CSS
HTML
CSS
Typescript
Jest
Middle frontend developer
Dec 2020 - Jan 20221 year
Project Overview

It is a gambling, betting, online casino app that is built using micro frontend architecture.

Responsibilities:

Maksym is a part of the integration FE team. Its responsibilities are more technical: suggest technical improvements, control other teams' integration, maintain global aspects of the app i.e. infrastructure (Nginx and gitlabCI configurations shoulder to shoulder with DevOps engineer), PWA, Webpack configurations, casino services integrations, etc. He has participated in online casino services integrations, participated in the decomposition of the monolith into micro frontends using Webpack module federation. He has been writing code using the TDD approach so he has code coverage of over 85%. Apart from development, he is mentored a couple of interns who graduated from Parimatch tech academy. He got experience in writing sequence diagrams using the MermaidJS library, writing documentation using Confluence and JSDoc. He doesn't stick to only writing code but try to suggest some improvements to the app via:

  • Browsed app to find any bugs and informed about them found some places where UX could be improved;
  • Made some accessibility investigations and found out that the font of the app can't be zoomed, keyboard app usage is complicated since elements of the page are not properly outlined, the semantics of the HTML elements is violated;
Project Tech stack:
React
Webpack
Nginx
JavaScript
Redux
redux-observable
RxJS
Webpack
gitlabCI
Nginx
PWA
Storybook
Jenkins
Enzyme
module federation
JavaScript
SCSS
mermaidjs
Middle/Senior/Lead Frontend developer
Aug 2019 - Jan 20211 year 5 months
Project Overview

AMS is a CRM system for insurance companies, brokers, agents which helps with the document flow, communicating with the clients, etc.

Responsibilities:
  • Made design proposals for parts of the app, his team have been responsible for via creating design proposal and writing some documentation;
  • Learned TDD approach, scrum aspects of which I continue using at days;
  • Wrote integration, functional tests;
  • Apart from writing code, he was mentoring a junior developer and a couple of backend developers who wished to switch to front-end;
Project Tech stack:
HTML
CSS
React
css-in-js
Redux
Redux Thunk
Storybook
Jenkins
react testing library
Cypress
Scrum
architecture design
Lead frontend developer
Jul 2018 - Jun 201910 months
Project Overview

At first, it was a personal calendar and platform for organizing/planning personal events (picnics, playing football, parties, etc.). Then business model switched to a platform for sending tickets for different events.

Responsibilities:
  • participated in architecture design of the app;
  • was the only javascript developer;
  • curated HTML coder;
Project Tech stack:
React
Redux
Redux Thunk
HTML
CSS
JavaScript
Google Maps API
GoogleOAuthAPI
WebSocket
create-react-app
Mentor
Jan 2016 - Nov 20182 years 10 months
Project Overview

Online intensive courses

Responsibilities:
  • Was responsible for homework code review;
  • Was in charge of stundets' consulting;
Project Tech stack:
HTML
CSS
JavaScript
Lead Frontend developer
Mar 2017 - Jul 20181 year 4 months
Project Overview

It is an app that allows bloggers to collaborate, organize events, and earn money. It is also a marketplace for buying part or whole blog (Youtube, Instagram, Facebook)

Responsibilities:
  • participated in architecture design of the app;
  • was the only javascript developer;
  • curated HTML coder;
Project Tech stack:
React
HTML
CSS
SCSS
Redux
Redux Thunk
Gulp
WebSocket
sse
Google Maps API
Instagram API
YoutubeAPI
FacebookAPI

Education

2012
Management of Enterpreneurial Activity
Master's

Languages

English
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