Contact information

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Work experience

Frontend

from 08.2024 to 03.2026 (1 year 8 months)
IncoreSoft, Дистанційно (IT)

- Act as the sole front-end developer responsible for UI
development and maintenance
- Occasionally supported a legacy React (v16.8) application with
UI updates
- Modernized legacy front-end built with Razor Pages and
jQuery
- Implemented dynamic theme switching system improving UI
customization
- Replaced numerous PNG assets with a font-based icon
system, improving performance and maintainability
- Optimized CSS architecture and introduced CSS minification,
reducing compressed bundle size by ~10x
- Migrated front-end build pipeline to Webpack, reducing
JavaScript bundle size by ~25%
- Implemented responsive improvements including mobile tab
navigation using ResizeObserver
- Added ESLint and Husky pre-commit hooks to enforce code
quality
- Implemented linting rules for JavaScript and CSS
- Added unit tests for shared utility services
- Developed new UI features and improved interaction logic
using JavaScript
- Used AI-assisted development tools (Cursor) to improve development productivity

Frontend

from 04.2024 to 07.2024 (4 months)
Freelance, Дніпро (IT)

- Assisted in front-end development of Web3 application
- Implemented UI using React and TailwindCSS
- Integrated MetaMask wallet interactions
- Worked with blockchain transaction requests
- Collaborated with team using modern AI tools (Cursor, Copilot)

FullStack

from 10.2022 to 03.2024 (1 year 6 months)
Overonix, Дніпро (IT)

Front-end:
- Support and development of new functions for CRM
related to fintech, which are based on React and GrahpQL
technologies
- Rewriting class components into functional ones and
bringing logic into own hooks, creating new complex logic
- Support of several applications that worked in the same
eco-environment, which are based on React and GrahpQL
technologies
- Checking the team's pull requests - Created a new
duplicate CRM on a new topic
Back-end:
- Support for Restful Api and GraphQL applications for CRM
and related applications, writing queries and mutations and
their filtering,

Frontend

from 05.2021 to 09.2022 (1 year 5 months)
BergX2, Дніпро (IT)

- Support and development of new features for the
application of bets on React technology
- React hooks API;
- Redux;
- Redux-saga;
- React-router;
- Development of complex context api
- Development of complex logic and data structure
- Support and development of an application on sockets in
Angular for robots
- Angular application support with such technologies as
RxJs, NgRx
- Development of services and pipelines
- Writing tests by JEST technology

Frontend

from 10.2019 to 04.2021 (1 year 7 months)
БаДМ, ТОВ, Дніпро (IT)

- Support for partners pharmacy app (React, Redux, Thunk,
Saga);
- Support next app;
- Create Entity;
- Сreating interfaces and implementations;
- Create services;
- Create HttpClient;
- Create routing on Node.js with express

Frontend

from 03.2016 to 08.2019 (3 years 6 months)
Artkai, Дніпро (IT)

Html5, Сss3, Bootstrap3, Sass, Java Script, Jquery, Gulp, Ajax
Vue(Vuex), Node.js - знаком делал пару приложений для себя так же есть на github
React(Redux) - более уверенные знания, есть пару приложений на github

Education

НГУ

ММФ, Дніпро
Higher, from 2012 to 2015 (3 years)

Additional education and certificates

IMT (Javascript, Node.js, Angular 2+)

2017, 6 місяців

Knowledge and skills

• React
• Redux
• HTML, CSS3(SCSS, SASS), JavaScript(es6), JQuery, Gulp
• Vue(Vuex).js
• Node.js(express) на уровне создание REST FULL API
• Знаком с angular2+

Language proficiencies

• English — average
• Ukrainian — fluent

Additional information

GitHub: https://github.com/alekseyjf/
Ініціативність, комунікабельність, доброзичливість, націленість на результат, відповідальність, стійкість до стресів, енергійність.