Роман

Roman Seletskyi | Front-End Developer
JavaScript developer with more than a five year of experience. Passionate about
front-end development process and technologies. Experienced in creating websites and
progressive web applications. Always interested in training and learning new
technologies.

CONTACTS
Email: [відкрити контакти](див. вище в блоці «контактна інформація»)
Phone: [відкрити контакти](див. вище в блоці «контактна інформація»)
LinkedIn: [відкрити контакти](див. вище в блоці «контактна інформація»)

SKILLS
- JavaScript
- Angular
- TypeScript
- REST APIs
- RxJS
- WebSocket
- Angular Material
- Angular Zorro
- PrimeNG
- HTML
- CSS/SCSS

EXPERIENCE
Volunteer project uVogni, Front-end developer
February 2024 - Current

● Developed real-time, interactive web application interfaces using Angular and
RxJS for seamless user experiences.
● Integrated WebSockets for live updates and Google Maps API for accurate
location visualization.
● Implemented LiqPay integration to enable secure and convenient donation
processing.
 ● Focused on performance optimization and scalability in a high-traffic
environment.

Indeema Software, Front-end developer
November 2022 - Current

● Designed and implemented modular front-end architecture using Angular to
ensure scalability and flexibility for B2B clients.
● Developed dynamic user interfaces, leveraging Ant Design for polished visuals
and enhanced user experience.
● Integrated Google Maps API and Highcharts to provide real-time data
visualization and interactive features.
● Built a PWA to improve performance and enable offline functionality for users in
low-connectivity environments.
● Applied RxJS for efficient state management and real-time data handling, with
WebSockets for live updates.

Avidi Technologies, Front-end developer
January 2021 - November 2022

● Developed complex, data-driven UIs using Angular and Ant Design, focusing on
performance and scalability.
● Created real-time, interactive charts with D3.js to visualize large datasets and
improve data insights for users.
● Utilized RxJS and WebSockets to implement real-time data streaming and
seamless interactions.
● Collaborated closely with backend teams to ensure API integration and smooth
application performance.
The Fillin Company, Front-end developer
September 2018 - January 2021

● Built responsive and user-friendly interfaces using Angular and Angular Material
for seamless cross-device experiences.
● Managed real-time updates and state handling with RxJS and WebSockets for
live order tracking and interactions.
● Worked with backend teams to integrate REST APIs, ensuring smooth data flow
and reliability in the application.
● Focused on optimizing performance and improving user engagement through
efficient front-end architecture.

EDUCATION
Bachelor degree in Computer Science at Lviv Polytechnic National
University
2018 - 2022

IT Step Academy
2016 - 2017

LANGUAGES
Ukrainian - Native
English - Upper intermediate (B2)