Lukasz Stec
Staff Software Engineer at Starburst
Krakow, Lesser Poland Voivodeship
Summary
🤩
Rockstar🎓
Top SchoolLukasz Stec is a Staff Software Engineer based in Krakow with roughly six years of experience focused on backend engineering and distributed systems. He advanced through senior and leadership roles at companies including Starburst, Qualtrics, and Codewise, and now shapes query-engine functionality at Starburst. Lukasz contributes to Trino, the high-profile open-source distributed SQL engine, where he improved session property management and dynamic filter expressions—work that touches core planner and dispatch components. He brings practical experience integrating configuration and session management into complex query execution paths, signaling strength in system design and maintainability. Colleagues describe him as a pragmatic problem-solver who moves between code-level fixes and architectural improvements. Trained in computer science at Jagiellonian University, he pairs academic grounding with a consistent record of production-focused contributions.
6 years of coding experience
21 years of employment as a software developer
Computer Science, Computer Science at Jagiellonian University
English
Github Skills (8)
javas10
query-engine10
back-end-development10
java10
data-engineering9
sql9
distributed-systems9
big-data9
Programming languages (2)
Github contributions (5)
trinodb/trino
May 2022 - Jan 2023
Official repository of Trino, the distributed SQL query engine for big data, formerly known as PrestoSQL (https://trino.io)
Role in this project:
Back-end Developer
Back-end DeveloperContributions:691 reviews, 18 commits, 99 PRs in 7 months
Contributions summary:Lukasz made several contributions to the Trino project, focusing on enhancements and improvements related to session property management. They added a SystemSessionPropertiesProvider and implemented the ability to configure multiple providers. The user also integrated the SessionPropertyManager into the DispatchManager and modified the codebase to use `PlanBuilder.expression`. The user also made improvements to the Dynamic Filter expressions.
prestodbdbmsindexingjdbcbigdata
starburstdata/trino
Jul 2021 - Jan 2023
Distributed SQL query engine for big data
Contributions:2 reviews, 227 commits, 4 PRs in 1 year 6 months
dbmsjdbckududatastreambig-data
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