Serhii
Front-end developer
- Employment type:
- full-time, part-time
- Age:
- 33 years
- City of residence:
- Other countries
- Ready to work:
- Remote
Contact information
Name, contacts and photo are only available to registered employers. To access the candidates' personal information, log in as an employer or sign up.
You can get this candidate's contact information from https://www.work.ua/resumes/673777/
Work experience
Front-end engineer
from 02.2024 to 08.2026
(2 years 7 months)
NIX Solutions, Дистанційно (IT)
Project:
Under the terms of NDA (Israel / USA) SaaS, Compliance domain. (Outsource format)
Responsibilities:
- Developed and maintained features in a large Angular (v19) Nx monorepo using TypeScript, NgRx, RxJS, and Module Federation;
- Designed and implemented complex business features, enabling users to extend platform functionality;
- Delivered reusable and scalable UI solutions, adopted across multiple teams;
- Contributed to the internal design system (form controls, modals, UI elements, data manipulation utilities);
- Increased test coverage (UT, Cypress), improving the platform stability;
- Performed code reviews, participated in FE architecture discussions;
- Migration app from Angular to React;
Technologies used: Angular 19, TypeScript, JavaScript, NgRx, RxJS, Tailwind, Karma, Jasmine, Cypress, NX monorepo, Angular Material/CDK, Storybook, GitHub, Jira, Datadog, WS, Lottie, XLSX.
Front-end engineer
from 01.2023 to 02.2024
(1 year 2 months)
Under terms of NDA (Ukraine) SaaS, Healthcare Product Platform, Дистанційно (IT)
Responsibilities:
• FE owner responsible for architecture and technical decisions;
• Refactored legacy Angular codebase, improving maintainability and reducing technical debt (resolving/fixing: memory leaks, incorrect RxJS usage, XSS vulnerabilities, application structure, design system);
• Migrated multiple pages from .NET to Angular and implemented new UI features;
• Bug-fixing;
• Implementation of new features;
• Integrating an app with a complex eHealth API;
• Improved UI/UX and overall application performance based on users' feedback;
• Increasing platform usage to 2M+ visitsper year;
• Development of a design system;
Technologies used: Angular 15, TypeScript, RxJS, HTML, SCSS, ESLint, Prettier, Bitbucket, REST API, eHealth API, moment JS.
Front-end engineer
from 09.2022 to 01.2023
(5 months)
NIX Solutions, Дистанційно (IT)
Short-term project from the USA, healthcare domain. (Outsource format)
Responsibilities:
- Migration of the app from AngularJS to Angular 14 as technical lead with 2 other frontend developers;
- Creation of a design system;
- Completed full migration in 4 months without prior AngularJS experience;
Technologies used:
TypeScript, JavaScript, Angular 14.2, RxJS, Angular Material (CDK), GitHub, NgSelect, Moment JS, XLSX, Azure, MS Teams.
Front-end engineer
from 04.2021 to 09.2022
(1 year 6 months)
NDA (SaaS, Healthcare Product Platform), Дистанційно (IT)
Responsibilities:
• FE owner responsible for architecture and technical decisions
• Refactored legacy Angular codebase, improving maintainability and reducing technical debt (resolving/fixing: memory leaks, incorrect RxJS usage, XSS vulnerabilities);
• Migrated multiple pages from .NET to Angular and implemented new UI features;
• Integrated complex eHealth API with nested data structures and multi-step forms;
• Improved UI/UX and overall application performance based on user feedback;
• Contributed to a platform handling 2M+ visits in a year;
Technologies used:
Angular, TypeScript, RxJS, HTML, SCSS, ESLint, Prettier, Bitbucket, REST API, eHealth API, moment JS.
Front-end engineer
from 04.2021 to 09.2022
(1 year 6 months)
NIX Solutions, Харків (IT)
Project:
Under the terms of NDA (Israel / USA) SaaS, Compliance domain. (Outsource format)
Responsibilities:
- Developed and maintained features;
- Bug fixing;
- Covering the platform with unit tests;
- Contributed to the internal design system (form controls, modals, UI elements, data manipulation utilities);
- Performed code reviews, participated in FE architecture discussions;
- Work in the international environment team. Communication with other FE, BE developers, PMs, QA teams, designers, and customer solution teams.
Implementation of real-time updating, optimistic UI-UX approaches, converting data to the Excel format, and uploading/downloading files.
Technologies used: Angular 11-14, TypeScript, JavaScript, NgRx, RxJS, Tailwind, Karma, Jasmine, NX monorepo, Angular Material/CDK, Storybook, GitHub, Jira, WS, Lottie, XLSX.
Education
ХТЕІ КНТЕУ
Менеджмент, Харків
Higher, from 2009 to 2015 (6 years)
Additional education and certificates
Mate Academy (Frontend course)
2020, 4 місяці
Udemy (Angular course. Author: Max Schwarzmüller)
2020, 2023
Udemy (React course. Author: Max Schwarzmüller)
2022, 2023
Udemy (TypeScript course. Author: Max Schwarzmüller)
2021
Udemy (NodeJs course (Express, Mongo, WebSockets, MVC). Author: Max Schwarzmüller)
2023
Udemy (MEAN (MongoDB, Express, Angular, Node JS) course. Author: Max Schwarzmüller)
2023
Knowledge and skills
- JavaScript
- TypeScript
- HTML
- CSS
- SASS
- Angular
- RxJS
- NgRx
- Redux
- Redux Toolkit
- Redux-Thunk
- REST
- REST API
- AJAX
- Axios
- Tailwind CSS
- Angular Material
- Git
- GitHub
- Figma
- React Hooks
- React Router
- Jasmine framework
- Jira
- Confluence
- WebSocket
- GitLab
- ESLint
- Prettier
- Chrome DevTools
- Responsive design
- Adaptive layout
- Cursor
- React
Language proficiencies
- English — above average
- Ukrainian — fluent
Additional information
Hi,
I am a frontend Engineer with over 5 years of commercial experience.
Experienced in building and scaling complex web applications.
Expertise in Angular, JS, TypeScript, RxJS, NgRx, HTML, CSS (SCSS), Tailwind CSS, WS (real-time), REST API.
Currently, I expand my knowledge of React and back-end technologies (Node, Express, NestJS).
Proven ability to deliver scalable solutions and collaborate effectively with cross-functional teams in international environments. Able to work independently and in a team.
Open to working with React and expanding expertise beyond Angular ecosystem.
About me:
- open-minded person with excellent communication skills;
- highly motivated to improve my professional skills;
- responsible;
FYI. I currently live abroad, in Moldova.
Message me, and I will share my detailed CV.
Similar candidates
-
Front-end програміст
50000 UAH, Remote -
Front-end developer
20000 UAH, Remote, Kyiv -
Front-end програміст
Remote -
Front-end програміст
Remote, Other countries -
Frontend-програміст
Remote, Kyiv -
Front-end програміст
Remote