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Sergey – React, Typescript, Redux, experts in Lemon.io

Sergey

From Ukraine (UTC+3)

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Front-end Web DeveloperMiddle
7 years of commercial experience
Computer science
Fintech
Marketing
Sports
IDEs
No-code software
Platforms
Lemon.io stats
1
projects done
0
hours worked

Sergey – React, Typescript, Redux

Sergey has over 5 years of experience in IT. He has previously worked as a UI/UX designer and is enthusiastic about taking on challenges and responsibilities. During his tenure at a German start-up, he occasionally assumed the role of technical lead. Currently, Sergey is focused on frontend development, with React+Typescript being his primary stack.

Main technologies
React
3 years
Typescript
2 years
Redux
2 years
UI/UX
1 year
Additional skills
Reselect
GraphQL
Material UI
Redux Saga
Formik
Apollo Client
Styled-components
Direct hire
Possible
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Experience Highlights

Frontend Developer
Mar 2021 - Jan 20231 year 10 months
Project Overview

A new input medium that blends the best features of traditional HTML forms with command-line style text inputs to allow more and more flexible text inputs to be machine-understandable.

Responsibilities:
  • Developed FE architecture and UI components;
  • Made research on UI libs for their further integration into the project;
  • Implemented business logic based on platform architecture;
  • Implemented server-side business logic;
  • Took part in establishing processes in the team.
Project Tech stack:
React
Typescript
Apollo
GraphQ
Slate.js
Material UI
Node.js
Next.js
Nest.js
MongoDB
gRPC
Frontend Developer
Dec 2022 - Dec 2022
Project Overview

Public website

Responsibilities:
  • Translated the design team's UX mockups into a responsive, interactive website.
Project Tech stack:
Material UI
Next.js
Frontend Developer
Sep 2020 - Mar 20216 months
Project Overview

German start-up that helps to automate processes for diving centers such as the receipt of invoices, equipment booking, income accounting, data entry, invoice approval, and data export.

Responsibilities:
  • Incrementally adopted TypeScript into a project;
  • Took the role of the technical lead in the front-end area;
  • Refactored code-base from jQuery to React ecosystem;
  • Taught the team TypeScript;
  • Provided new front-end projects structure;
  • Introduced Agile processes in the team;
  • Introduced Scrum;
Project Tech stack:
React
Redux
Redux Saga
Typescript
Styled-components
Reselect
Formik
Material UI
Frontend Developer
Aug 2019 - Sep 20201 year 1 month
Project Overview

It is a platform for sports academies in Saudi Arabia, mostly football academies. The platform allows academies to track student progress, assign homework and organize championships between academies.

Responsibilities:
  • Built single-page applications with React and various cutting-edge libraries like Redux, Saga, Reselect, and Formik;
  • Created custom reusable React components;
  • Translated the design team's UX wireframes and mockups into responsive, interactive features.
Project Tech stack:
React
Redux
Redux Saga
Typescript
Styled-components
Reselect
Formik
Frontend Developer
Sep 2020 - Sep 2020
Project Overview

Landing

Responsibilities:
  • Translated the design team's UX mockups into a responsive, interactive website.
Project Tech stack:
Typescript
React
Gatsby.js
Frontend Developer
Feb 2019 - Jul 20195 months
Project Overview

A web agency.

Responsibilities:
  • HTML markdown;
  • Created custom Vue components;
  • Translated design team's UX wireframes and mockups into responsive, interactive features.
Project Tech stack:
Vue.js
Nuxt.js
Vanilla JS
HTML
CSS
SCSS
UX/UI designer
May 2017 - Nov 20181 year 5 months
Project Overview

A drag-and-drop Sitebuilder, that makes it easy for users without any technical knowledge to build a professional-looking website. It also allows advanced users to leverage more powerful features, such as the ability to edit the underlying style code.

Responsibilities:
  • Designed and developed website templates;
  • Combined friendly UX with stunning beautiful UI;
  • Created interactive prototypes;
  • Reviewed and gave feedback to the development team based on the actual implementation;
Project Tech stack:
Figma
HTML
CSS

Languages

English
Advanced

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