Ольга

Front-End Developer (Angular / React.js)

Olha Tsentelevych
Front-End Developer with over 7 years of experience in frontend
development. Strong knowledge of React.js and Angular frameworks.

Contacts
Email: [відкрити контакти](див. вище в блоці «контактна інформація»)
Telegram: Olga_Tsentelevych
Phone: [відкрити контакти](див. вище в блоці «контактна інформація»)

Languages
English — Intermediate

Technical Skills
React.js, Angular, JavaScript, TypeScript, jQuery, Angular Material, RxJS, Redux/NgRx, HTML5, CSS3, SASS/SCSS,
Jasmine, Karma, CI/CD pipelines, Figma, i18n/Localization, RESTful APIs

Work Experience
Freelance Front-End Developer, TAS, September 2024 – January 2026
•Built responsive and scalable interfaces using HTML5, CSS3, JavaScript (ES6+), jQuery, and React.js.
•Implemented UI from figma and integrated with RESTful APIs, as well as enhanced and maintained existing
applications to improve performance, usability, and user experience.

Angular Front-End Developer, Neonomics, January 2021 – January 2024
•Developed and maintained scalable web application features using Angular (v14), TypeScript, and Angular
Material.
•Built responsive, reusable, and accessible UI components based on Figma designs, ensuring consistency with
the product design system.
•Implemented complex business logic and dynamic forms using Angular Reactive Forms.
•Integrated front-end applications with RESTful APIs via Angular HttpClient, handling authentication flows, error
handling, and data transformation.
•Implemented project internationalization (i18n) to support multilingual user interfaces and localization
requirements.
•Wrote and maintained comprehensive unit tests using Jasmine and Karma, covering components, services, and
business logic to ensure code reliability and maintainability.
•Worked in a multilingual Scrum team, actively participating in sprint planning, daily stand-ups, reviews, and
retrospectives.
•Used Git (feature-branch workflow), conducted code reviews through pull requests, and followed clean code
principles and best practices.

Front-End Developer — Maklai, October 2018 – October 2020
•Implemented UI from figma and integrated with RESTful APIs, as well as enhanced and maintained existing
applications to improve performance, usability, and user experience.