Oleksandr

Oleksandr Hirych
Fullstack developer
LinkedIn.com [відкрити контакти](див. вище в блоці «контактна інформація»)
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GitHub Remote, Kyiv

I am Fullstack Developer with 2+ years of commercial experience building internal systems and web
applications using React, Next.js, TypeScript, and Node.js.
Experienced in developing CRM-like systems, customer portals, and multilingual web platforms with
responsive design, SEO optimization, and content management solutions. Worked across both frontend
and backend, including API development, PostgreSQL integration, and file storage systems.
Currently looking for a Frontend / Fullstack Developer position in product or outsourcing teams.

RELEVANT SKILLS

Languages: JavaScript (ES6), TypeScript, Golang
Frameworks: React.js, Next.js, Node.js, Express
Data Bases: MongoDB, PostgreSQL (Postgres)
Technologies: HTML5, CSS3, SASS(SCSS), Redux Toolkit, Mongoose, Sequelize
Methodologies: Pixel-perfect, BEM, Cross-browser and adaptive layout, REST API
UI library: MUI, Tailwind, Bootstrap
Tools: Figma, Git, Photoshop, NPM, Webpack, Eslint, Postman, ChatGPT/Codex
English: Upper intermediate

WORK EXPERIENCE

Frontend/Fullstack Developer
Viatec | Apr 2026 – June 2026
Developed a multilingual product website using Next.js with responsive design, SEO optimization, and
dark/light theme support.
Designed and implemented an admin panel for full content management.
Developed backend API using Next.js API Routes and integrated the application with PostgreSQL
database.
Implemented file upload and storage functionality using DigitalOcean Spaces.
Implemented multilingual support and reusable architecture for scalable content management.
Built SEO-friendly pages and optimized website structure for discoverability and performance.

Frontend/Full Stack Developer
A1 Security Group | Nov 2023 - Apr 2026,
Developed and maintained UI for a monitoring and alert-processing system with CRM functionality
using React, TypeScript, and Bootstrap.
Participated in the development of a customer portal using React and MUI, implementing multilingual
support (i18n) and responsive design for different devices.
Optimized data loading and state management, improving system responsiveness and user experience.
Participated in planning and designing UI for another product.
 WORK EXPERIENCE

Full Stack Developer
Freelance | Apr 2023 - Jul 2023,
Developed UI and API for Music Studio website on customer's requirements. The website has a
responsive design and a user-friendly interface. API relies on the MongoDB database and has
login/sign-up functionality.
Created new and modified existing websites using JavaScript, HTML, and CSS, and implemented web
applications, using modern technologies (JavaScript, React, Redux, Typescript).
Performed user interface design based on product requirements, as well as creating reusable
components and working with UI libraries for further use.
Performed code reviews, investigated, reproduced, and fixed defects, and communicated with external
web services;

EDUCATION HISTORY

National Aviation University | 2021 - 2022
Master’s Degree in Cybersecurity

Volyn National University | 2018 - 2021
Bachelor’s Degree in Computer Science

SELF-EDUCATION

Full-stack developer, Mate Academy
Practical React Course, SoftServe
Node.js, Express, MongoDB & More: The Complete Bootcamp 2023, Udemy
The Complete JavaScript Course 2022: From Zero to Expert, Udemy
Basics of software testing course, Prometheus (2021)