Sebastian Maciejewski
Director Of Engineering at Grokstream LLC
Greater Poland Voivodeship
Summary
👤
Senior🎓
Top SchoolSebastian Maciejewski is a Director of Engineering with nine years of experience building data pipelines, data warehouses, full-stack web apps and distributed systems, now leading engineering at Grokstream. He combines hands-on architecture and AI-driven product development with practical project management, having progressed there from senior engineer to product engineering lead and now director. Comfortable across backend data processing and frontend delivery, he has a track record of turning complex data workflows into production-ready systems. Based in Greater Poland, he pairs an MS in Computer Software Engineering with startup-scale pragmatism and a curiosity for applied AI—evidenced by his current focus at grokstream.com.
9 years of coding experience
7 years of employment as a software developer
Master of Science - MS Computer Software Engineering, Master of Science - MS Computer Software Engineering at Poznan University of Technology
English, French, Polish
Stackoverflow
350reputation
65kreached
8answers
2questions
Github Skills (68)
command-line-interface10
multimodal9
cli9
azure9
azure-cli9
command-line9
json-array9
data-files8
viewer8
nodejs8
webui7
csv7
localai7
mongodb-query6
excel6
Programming languages (9)
Github contributions (5)
S-Maciejewski/TaskOrdering
Oct 2019 - Nov 2021
Task ordering problem study ("Praktyka i teoria szeregowania zadań", 7. semester, CS @ Poznań University of Technology)
Contributions:1 PR, 24 pushes, 4 branches in 2 years 1 month
orderingteoriaproblemsemester
S-Maciejewski/Text-N-Gin
Jun 2019 - Sep 2022
Simple engine for text-based RPG games in Angular 7
Contributions:1 PR, 3 pushes in 3 years 4 months
angular-7gamesrpggame-developmentangular
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