Aleš Plšek
Staff Software Engineer at Netflix
San Francisco, California, United States
Summary
🤩
Rockstar🎓
Top SchoolAleš Plšek is a Staff Software Engineer in San Francisco with 11 years of hands-on experience building highly scalable distributed systems, cloud infrastructure, and resilience/chaos engineering at Netflix. He brings deep performance and concurrency expertise across Golang, Java (including Real-time Java), and C, with a history of JVM/GC and full-stack benchmarking and tuning from roles at Oracle, Apple, and research at Purdue. Aleš has led efforts to make complex systems safer and faster—delivering measurable improvements such as a 30% VM performance gain during his academic work—and now focuses on enabling rapid, safe production delivery at scale. His background spans startups to hyperscalers, combining research rigor (PhD-level) with production-first engineering and an emphasis on extracting observable, stress-tested system behavior. Not obvious from titles: he also represented vendors in standards and benchmark communities, shaping tooling and measurable performance expectations across the ecosystem.
11 years of coding experience
17 years of employment as a software developer
PhD, Computer Science, PhD, Computer Science at University of Lille 1 Sciences and TechnologyM.S., Computer Science, M.S., Computer Science at Charles University
English, Czech, French, German
Stackoverflow
8,978reputation
1.2mreached
176answers
22questions
java
top-1%
garbage-collection
top-1%
memory-management
top-5%
memory-leaks
top-5%
jvm
top-5%
Github Skills (64)
monitoring10
visualization10
dashboard10
mysql10
analytics10
java10
monkey10
chaos10
prometheus10
elasticsearch10
data-visualization10
garbage-collection10
jvm9
memory-leaks9
observability9
Programming languages (5)
Github contributions (5)
aplsek/go-examples
Apr 2016 - Jul 2017
Contributions:8 pushes in 1 year 2 months
Netflix/chaosmonkey
Oct 2019 - Oct 2020
Chaos Monkey is a resiliency tool that helps applications tolerate random instance failures.
Contributions:3 commits, 4 PRs, 3 pushes in 1 year 1 month
golangchaosmonkeyresiliencychaos-monkey
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