Marcin Tokarzewski
@marcintokarzewski
I build scalable full-stack applications with TypeScript, PHP, cloud services, and APIs.
PolandWhat I'm looking for
I've built high-traffic e-commerce and cloud-based applications at ITELENCE and SENLA, using TypeScript, PHP, AWS, Firebase, and third-party APIs to improve performance, engagement, and user experiences.
At ITELENCE, I helped increase user engagement and sales by 30% while leading unit-testing practices that reduced bugs by 40%. I've also integrated OpenAI APIs for personalized interactions, developed database solutions at Qodeca, and supported legacy-system migrations to modern frameworks.
Experience
Work history, roles, and key accomplishments
Full Stack Developer
ITELENCE
Dec 2023 - Oct 2026 (2 years 10 months)
Spearheaded development of a high-traffic e-commerce platform using TypeScript and PHP, increasing user engagement and sales by 30%. Integrated AWS services for scalable storage and led implementation of unit testing protocols, reducing bug occurrences by 40%.
Education
Degrees, certifications, and relevant coursework
Warsaw University of Technology
Bachelor's Degree, Computer Science
2011 - 2015
Bachelor's Degree in Computer Science from Warsaw University of Technology, completed in 2015.
Tech stack
Software and tools used professionally
Availability
Location
PolandAuthorized to work in
Job categories
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