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Work experience

Full stack developer

from 03.2026 to 07.2026 (5 months)
TCB Fiber, Дистанційно (IT)

Full Stack Developer · TCB Fiber (USA) · Contract · Remote · Mar 2026 – Jul 2026
Built a production field documentation platform: offline-first PWA, native Android app, and real-time admin dashboard
Built offline-first job submission via outbox pattern with automatic retry on reconnect (IndexedDB)
Developed NestJS REST APIs with JWT authentication, refresh tokens, RBAC, and rate limiting
Prevented double job assignment under concurrent access using atomic conditional updates
Implemented BullMQ + Redis queues for asynchronous photo uploads and background processing
Integrated Google Drive API for folder management, file uploads, and DOCX generation
Packaged for Android via Capacitor; configured Docker, GitHub Actions CI/CD, and Nginx deployment

Javascript-програміст

from 01.2025 to 02.2026 (1 year 2 months)
WinWinTravel, Дистанційно (IT)

Refactored frontend to Feature-Sliced Design, improving code maintainability and making it
easier for new developers to navigate the codebase
Built reusable component library with custom hooks
Integrated REST API via Axios, enabling dynamic data rendering and improving user
experience
Added internationalization (i18n) support for multi-language users; resolved legacy bugs to
improve application stability

Career break

from 04.2019 to 11.2025 (6 years 8 months)
Self-development / IT Transition

Education

Secondary

Additional education and certificates

No additional education or certificates.

Knowledge and skills

• HTML
• CSS
• Git
• JavaScript
• React
• GitHub
• Redux
• Axios
• REST API
• React Router
• Zustand
• TypeScript
• Node.js
• Fastify
• WebSocket
• Prisma ORM
• Vite.js
• FSD
• NestJS
• Docker
• TypeORM
• JSON Web Token
• Redis
• SQL
• PostgreSQL

Language proficiencies

• English — average
• Polish — average

Additional information

Full Stack Developer working with React, TypeScript & NestJS. Commercial experience building production apps end-to-end — from PostgreSQL schema to polished UI. Comfortable across the stack: React/TypeScript on the frontend, NestJS and Node.js on the backend, with scalable architecture (FSD), REST APIs, real-time features, and Docker in daily use.