Stephane Eranian
Senior Staff Software Engineer & Tech Lead, Google Cloud
Mountain View, California, United States
Summary
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Senior🎓
Top SchoolStephane Eranian is a Senior Staff Software Engineer and Tech Lead at Google Cloud with 26 years of experience specializing in hardware performance monitoring and systems instrumentation. He has driven datacenter-wide improvements—working with Intel, AMD, ARM and the Linux kernel community—to enable one-pass compiler optimizations, always-on fleet monitoring, and cache/PMU QoS features that yielded substantial cost savings for Google. A long-time upstream Linux contributor and creator/maintainer of libpfm4, his work spans 300+ kernel patches and numerous production kernel innovations such as statistical branch profiling and PMU scheduling algorithms. He advises industry and open architectures (including RISC-V) on PMU and QoS roadmaps and has solved long-standing silicon errata that impacted thousands of machines. Beyond technical depth, he builds and mentors high-performing teams, translating low-level hardware insight into scalable operational tooling and measurable business impact. Based in Mountain View, he combines rigorous academic roots (PhD) with a rare industry-wide reputation for turning microarchitectural signals into fleet-scale optimizations.
26 years of coding experience
25 years of employment as a software developer
Doctor of Philosophy - PhD, Computer Science, Doctor of Philosophy - PhD, Computer Science at Univ Paris DiderotMaster of Science - MS, Computer Science, Master of Science - MS, Computer Science at Pierre and Marie Curie University
Github Skills (6)
abstract-interpretation9
moto8
linux-kernel2
kernel2
xilinx2
linux1
Programming languages (2)
Github contributions (5)
google/multichase
Dec 2015 - Dec 2022
Contributions:26 reviews, 24 commits, 27 PRs in 7 years 1 month
wcohen/libpfm4
Oct 2009 - Dec 2022
Contributions:972 commits in 13 years 4 months
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