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ROSTYSLAV SOKALSKYI
FRONT-END ENGINEER
Appexoft REACT | REACT NATIVE
CRM System for UK

WORK EXPERIENCE

Appexoft JAN 2023 - PRESENT
Front-End Engineer
CRM system for the UK market
Development of a mobile application for a CRM system for agents in
CONTACT the UK.
Using React Native for cross-platform development with shared code
[відкрити контакти](див. вище в блоці «контактна інформація») for iOS and Android.
Using TypeScript for strict typing
Lviv, Ukraine Performance and UX optimisation
github.com/rostiksok Using Tamagui to create a design system with components that
support themes and rapid UI development.
Integration with backend services, authorisation and data
management.
Time Tracking & Productivity Platform
SKILLS
Development and support of a web application for time tracking and
time sheet management.
HTML, CSS, SCSS, SASS Implementation of clock-in/out functionality, presentation of
Tailwind, Bootstrap timesheets, setting up work
MUI, Tamagui, Ant Design Work with React, TypeScript, JavaScript, styled components, and
REST API integration.
JavaScript, TypeScript
Building a responsive interface for desktop and mobile devices.
REST, Apollo GraphQL, Refactoring components and styles to improve code readability and
React, React Native, NextJS reuse.
XCode, Android Studio Using Storybook for UI documentation and isolated component
TanStack Query development.
Online Accommodation Booking Platform
Vite Refactoring legacy code and developing new features for the web
Redux/Zustand platform.
Storybook Development of interfaces using React, Redux, TypeScript.
Firebase Implementation of the functionality of viewing ads, filtering
accommodation and secure online booking.
SQLite
Close cooperation with backend developers and designers to create a
Git/GitHub user-friendly UX.
Medical Clinic Website
Development of the front-end of the website from scratch, including
the structure and integration of external services.
Creation of a fully responsive interface based on UX/UI principles.
LANGUAGES Implementation of multilingualism (UA/EN) with proper routing.
Integration of Google Maps API, feedback and appointment forms
English (B-1)
with validation.
Cross-browser and cross-device testing.

EDUCATION
2022 - 2026
Bachelor of Computer Science
Lviv Polytechnic National University