Maciej Tokarski is a seasoned technology consulting manager based in Warsaw with over 13 years of hands-on experience and 18+ years in the broader enterprise technology space. He combines deep telecom and VoIP engineering roots—ranging from protocol-level audio/video work to softswitch and billing gateway implementations—with leadership roles at EY and earlier startups and operators. As Senior Tech Lead and Manager at EY he guides large-scale transformations while still drawing on his full-stack development background (Java/JavaEE, Spring, Erlang, Angular, Oracle). He founded and runs Thellium.net, reflecting an entrepreneurial streak and continued delivery of custom software services. Known for bridging low-level telecom systems and enterprise architectures, he excels at turning complex telco requirements into production-grade, auditable solutions. His technical perspective is informed by an MA in Electronics and Telecommunications and a track record integrating legacy telco platforms with modern enterprise systems.
13 years of coding experience
5 years of employment as a software developer
MA, Electroic and Telecommunication, MA, Electroic and Telecommunication at Military University of Technology
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