Brendan Maguire
Senior Staff Software Engineer at Mimica
Dublin, Dublin 1, Bulgaria
Summary
👤
Senior🎓
Top SchoolBrendan Maguire is a principal-level research software engineer with over a decade of experience designing and operating distributed systems for high-throughput, low-latency production environments. His career spans cloud-native and big-data platforms—from building scalable microservices and event-sourced systems at Zalando to ingesting complex data pipelines on Google Cloud and optimizing risk simulation infrastructure. Brendan contributes to notable open-source projects such as Cats Effect, where he improved JVM real-time precision and reduced syscall overhead with a cachedRealTime optimization. Based in Dublin and academically grounded in electronic and computer engineering from University of Galway, he blends hands-on systems engineering with research-minded rigor. Colleagues describe him as a pragmatic architect who favors measurable performance gains and clean abstractions over premature complexity.
14 years of coding experience
16 years of employment as a software developer
BEng., Electronic & Computer Engineering, BEng., Electronic & Computer Engineering at University of GalwayCoola Post Primary, Sligo
Github Skills (6)
asynchronous10
effects10
typeclass10
scala10
jvm9
functional-programming9
Programming languages (10)
Github contributions (5)
typelevel/cats-effect
Oct 2021 - Apr 2022
The pure asynchronous runtime for Scala
Role in this project:
Back-end Developer
Back-end DeveloperContributions:9 reviews, 10 commits, 1 PR in 5 months
Contributions summary:Brendan primarily focused on enhancing the Cats Effect library, specifically improving microsecond precision in real-time calculations. They implemented features to utilize `java.time.Instant` for more accurate time measurements within the JVM. The user also introduced a method `cachedRealTime` to provide a faster way to get real-time values by using cached values to optimize the number of syscalls. They modified and added functionality to key files, including the scheduler platform, kernel, and testkit code.
asynchronousscalafptypeclasses
brendanmaguire/hstr
Jun 2016 - Jul 2025
Bash and Zsh shell history suggest box - easily view, navigate, search and manage your command history.
Contributions:3 pushes in 9 years 2 months
zsh-shellboxnavigatezsh-pluginsuggest
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