Kateryna

Kateryna Filchenko
Front-End Developer
Ivano-Frankivsk, Ukraine

Telegram: @ekaterinafilchenko

Email: [open contact info](look above in the "contact info" section)

LinkedIn: [open contact info](look above in the "contact info" section)

Introduction
I am Ekaterina, a professional Front-End Developer with 2,5 years of experience. I am seeking
new opportunities to develop my skills and grow my career. I am also open to constructive
feedback from more experienced developers as I value continuous learning and improvement. In
terms of my skill set, I am confident in my ability to solve complex problems and I have a strong
desire to learn and stay up-to-date with the latest technologies.

Technical Skills:
● Main Technologies: JavaScript, TypeScript, ReactJS, React Native
● Secondary Technologies: NextJS, Webflow
● CSS Syntaxes and Methodologies: CSS, PostCSS, SCSS, Styled Components, BEM and OOCSS
methodologies, Mobile/Desktop first markup
● Markup: HTML, Handlebars, Twig
● Backend: MongoDB, Firebase, Rehive, NodeJS, Express

Testing and Build Tools:
● Build/Software System: Docker, Webpack

React and JavaScript Libraries:
● React Libraries: Redux, Redux Toolkit, Reactstrap, Antd, MUI, Formik, React Hook Form, Tailwind,
Google React Map, React Paginate, React Toastify
● JavaScript Libraries: lodash, moment, Axios, VideoJS, Yup, i18n

Design and Development Tools:
● Graphics Editors: Adobe Photoshop, Figma, Zeplin, Avocode,
● Linters: Eslint, Stylelint, Prettier
● Version Control System: Git (GitHub, GitLab, BitBucket)
● Tools: Postman
● Management Systems: Jira, Asana, Trello, ClickUp
● Operational System: Mac OS, Windows

Language: English (Intermediate), Ukrainian (Native), Russian (Fluent)
Experience
Expletech, Ivano-Frankivsk – frontend developer
July 2022 – present

Project: Online classes for playing classical instruments

Responsibilities:

● Adding new features and improvements to current apps.
● Creating new functionality for TWIG using React.
● Integrating the app with Google Maps.
● Improving an existing app to make it work better, be more reliable, and
easier to maintain.
● Offering technical help for current functions.
Technologies: ReactJs, VideoJS , Google React Map, Twig, Axios, Bootstrap,
React Select, React Slick, lodash, flatpickr

Project: Marketplace for royalty-free music and sound effects

Responsibilities:

● Refactoring existing functionality.
● Implementing new functionality.
● Analyzing existing issues in the project and addressing shortcomings.
● Implementing cross-browser and responsive design.
● Working on the website's multilingual support and adapting styles for
Arabic language.
Technologies: NextJS, Axios, Material UI, React Slick, lodash, wavesurfer.js,
React Circular Progressbar, moment, i18n

Project: Service for preserving memories of deceased loved ones

Responsibilities:

● Worked on the core functionality of the website.
● Handled the logic for uploading video, audio, and image files.
● Implemented drag-and-drop functionality in the project.
● Created an admin version of the site for managing account data.
● Integrated multilingual support for the website.
Technologies: NextJS, TypeScript, Axios, Tailwind, React Slick, i18next,
qrcode.react, React DnD, i18next, Yup
Project: Service for managing and running a business

Responsibilities:

● Migrated functionality from the old version of the project to the new one
● Added new features to the project
● Worked on code refactoring and bug fixing
● Configured statistical data visualization using charts
● Enhanced the project to improve user experience
● Worked on both the admin and user versions of the website
● Ensured the project's proper integration with a custom payment service
● Refactored and extended the custom payment service.
Technologies: ReactJs, NextJS, TypeScript, Redux, Redux Toolkit, Material UI,
Axios, react-query, Formik, moment, flatpickr, chart.js, Yup, React Paginate, React
Toastify, React Hook Form

Project: App for managing personal accounts and processing payments

Responsibilities:

● Created screens according to the design
● Added new functionality
● Worked on integrating the payment service into the project
● Implemented payment processing functionality, including QR code
scanning
Technologies: React Native, TypeScript, Redux, Redux Toolkit, i18next, React
Hook Form, React Native Vision Camera, Yup, Rehive

TECH-Rubicone, Kharkiv – internship
March 2022 – July 2022
● I added new features to make the existing applications better.
● I provided support and maintenance to ensure that the existing
functionality worked smoothly.
● I refactored and optimized the existing applications to make them work
faster.
● I developed and designed an admin application to manage system
resources efficiently.
Technologies: ReactJs, Redux, Formik, Yup, MUI, Moment

Bank JSC CB "PrivatBank", Kharkiv – Telemarketing call center sales
specialist
September 2017 – July 2022
EDUCATION
GoIT - Full Stack Developer
January 2021 - February 2022

University of customs and finance - Master’s degree, Finance and
credit
September 2018 - January 2020

University of customs and finance - Bachelor’s degree, Finance and
credit
September 2014 - June 2018