Krzysztof Karczewski

Krzysztof Karczewski is a Senior Frontend Developer and Frontend Developer Technical Leader at Billennium since September 2021, where involvement in the development of the e‑Urząd Skarbowy (e‑Tax Office) has enhanced knowledge in Design Patterns, Accessibility, TypeScript, clean code, and architecture. Prior to this role, Krzysztof served as a Frontend Developer at PWN AI from October 2019 to September 2021, gaining experience as the sole frontend developer in a team focused on applications related to NLP and AI. Krzysztof began their career as an intern at Centrum Rozwoju Szkół Wyższych TEB Akademia, where responsibilities included creating recruitment dashboards for WSB Universities. Academic qualifications include a Bachelor of Engineering in Computer Science from Poznan University of Technology, obtained between 2016 and 2020.