Oleksandr

Oleksandr Hirych
[відкрити контакти](див. вище в блоці «контактна інформація»)

[відкрити контакти](див. вище в блоці «контактна інформація»)
Full Stack Developer t.me/olxndr_h
React · Next.js · Node.js · TypeScript
github.com/outofs
[відкрити контакти](див. вище в блоці «контактна інформація») Kyiv, Ukraine · Remote

SUMMARY
Full Stack Developer with 3 years of commercial web development experience, specializing in React,
TypeScript, and Next.js, with hands-on backend experience in Node.js, Express.js, and Go.
Experienced in building CRM systems, full-stack web applications, and admin panels, including REST API
development, PostgreSQL and MongoDB integration, and cloud file storage. Strong background in frontend
performance optimization, real-time functionality, and business process automation.

RELEVANT SKILLS
Languages: JavaScript (ES6+), TypeScript, Go (Golang), HTML5, CSS3, SCSS
Frontend: React, Next.js (App Router), Redux Toolkit, TanStack Query, Material UI (MUI), Tailwind CSS,
Bootstrap, shadcn/ui, Chakra UI, BEM
Backend: Node.js, Express.js, REST API, Next.js Server Components
Databases & Storage: PostgreSQL, MongoDB, DigitalOcean Spaces
Web Development: WebSockets, Socket.IO, Server-Side Rendering (SSR), Performance Optimization,
SEO, Responsive Design
Tools: Git, Figma, Postman, Webpack, ESLint, npm
English: B2 (Upper-Intermediate)

WORK EXPERIENCE
Full Stack Developer
Viatec | Apr 2026 - Jun 2026
Developed a multilingual product website using Next.js App Router and TypeScript, combining Server
Components for SEO-focused pages with Client Components for interactive functionality.
Designed PostgreSQL database schemas and implemented server-side data fetching to manage website
content and product information.
Developed an admin panel for managing website content, products, and SEO metadata.
Implemented file upload and storage management using DigitalOcean Spaces.
Frontend Developer
A1 Security Group | Nov 2023 - Apr 2026
Sole Frontend Developer responsible for developing and maintaining a company-wide CRM and
monitoring platform, working directly with the backend developer and business owner.
Helped develop a CRM adopted across all departments, automating workflows and contributing to a
reduction in alarm-monitoring staffing needs from 6 operators to 2.
Improved dashboard load performance by 2–3x, reducing API requests from 27 to 7–8 and optimizing
re-renders through architectural changes and Redux Toolkit selectors.
Implemented WebSocket reconnection synchronization to recover missed alarms and events without
page refreshes.
Built three drag-and-drop Kanban boards for task management, technical requests, and lead tracking.
Developed a financial dashboard with annual income/expense reports and interactive charts.
Automated contract creation and editing, making the process 3x faster through a single form and
eliminating third-party software.
Built a Telegram-integrated customer chat with file sharing and API integration.

WORK EXPERIENCE
Full Stack Developer
Freelance | Apr 2023 - Jul 2023
Developed a full-stack web application for a music studio using React, Node.js, Express.js, and
MongoDB.
Built a backend server from scratch, implementing REST API endpoints and configuring MongoDB for
application data storage.
Developed responsive React interfaces, integrated frontend components with backend services, and
implemented user authentication.

EDUCATION
Master’s Degree in Cybersecurity
National Aviation University | 2021 - 2022
Bachelor’s Degree in Computer Science
Volyn National University | 2018 - 2021

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)