Dejan Mircevski
Staff Software Engineer at Starburst
Kitchener, Ontario, Canada
Summary
🤩
Rockstar🎓
Top SchoolDejan Mircevski is a Staff Software Engineer based in Kitchener with a decade of focused experience building and optimizing distributed systems and back-end infrastructure. He has a track record spanning startups and large companies—from co-founding Turso and creating RamFuzz to engineering roles at ScyllaDB and Starburst—bringing both product-level ownership and deep systems expertise. His open-source contributions include back-end work on Trino, a widely used distributed SQL query engine, where he improved fault-tolerant query execution and scheduler behavior. Comfortable shifting between hands-on engineering and technical leadership, he has repeatedly driven performance and reliability improvements in query engines, storage, and allocation services. With an MS in Computer Science from Rice and early experience at Sun and Oracle, he pairs academic rigor with practical, production-grade delivery. Notably, he combines entrepreneurial instincts with low-level systems craftsmanship, making him effective at turning complex distributed challenges into reliable, test-covered solutions.
10 years of coding experience
20 years of employment as a software developer
MS Computer Science, MS Computer Science at Rice UniversityBS Computer Engineering, BS Computer Engineering at University of Belgrade
Github Skills (12)
javas10
query-engine10
distributed-systems10
sql10
back-end-development10
java10
testing9
big-data9
databases8
database8
data-structure7
data-structures7
Programming languages (10)
Github contributions (5)
trinodb/trino
Nov 2023 - Feb 2025
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:68 reviews, 16 PRs, 52 comments in 1 year 3 months
Contributions summary:Dejan primarily contributed to the back-end development of the Trino query engine. Their work focused on optimizing the fault-tolerant execution of queries by refactoring and improving the node allocation service. The user also addressed task management and logging, including warnings related to task updates and spooling stats, and made adjustments to the default bucket count in FTE. Additionally, the user modified and added tests related to the query scheduler and Hive format utils.
prestodbdbmsindexingjdbcbigdata
dekimir/postgres-searchbox
Dec 2022 - Feb 2023
Enables react-instantsearch to work directly on PostgreSQL tables
Contributions:31 reviews, 10 commits, 6 PRs in 2 months
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