Radek Kowalczyk

Fullstack Developer

Visiblify Fabrique • Part-time

Jul 2025 - Present • 10 mos

Experienced with React, React Native, native Android (Java), and backend integrations. I build and maintain production-ready applications with clean architecture, scalable APIs, and reliable database design. From frontend UI to backend logic and deployment — I handle the full development cycle with a focus on performance, stability, and long-term maintainability.

IT Specialist / Web Developer

IT Specialist / Web Developer • Full-time

May 2024 - Dec 2024 • 7 mos

Creation and management of the company website and B2B system, implementation of UX/UI improvements, and ongoing SEO optimization and responsiveness maintenance. Handling Helpdesk tickets and providing IT support to internal users across all technical areas. Administration and maintenance of network infrastructure and IT hardware.

BackOffice Support / Frontend Support

WeWorkOffice • Full-time

Nov 2022 - Mar 2024 • 1 yr 4 mos

Redesign of the company website, content implementation, performance optimization, and layout updates aligned with brand guidelines. Email and phone communication with domestic and international business partners. Preparation of commercial offers and business proposals.