Sangman Kim
Software Engineer at Google
Mountain View, California, United States
Summary
👤
Senior🎓
Top SchoolSangman Kim is a software engineer with 13 years of experience specializing in operating systems, high-performance networking (RDMA/sockets), GPUs/MICs, and cryptography, currently working at Google in Mountain View. He has a strong track record of production performance engineering—improving SNAP CPU efficiency by up to 31% and CDN server capacity by 9% through cross-team collaboration with kernel and NIC hardware teams. Previously, he built core control-plane services for Pure Storage FlashBlade and developed low-latency RDMA/GPUDirect networking and transactional OS features as a graduate researcher at UT Austin. Comfortable spanning research and product engineering, he combines deep systems knowledge with pragmatic implementation, testing, and monitoring practices. An often-overlooked strength is his hardware-aware software design, proven by work across x86/ARM CPUs, switch chips, and NICs to squeeze real-world performance gains.
13 years of coding experience
8 years of employment as a software developer
PhD student, Computer Science, PhD student, Computer Science at The University of Texas at AustinBachelor of Science, Computer Science, Bachelor of Science, Computer Science at Korea Advanced Institute of Science and Technology
Stackoverflow
170reputation
17kreached
19answers
4questions
Github Skills (29)
key-value9
consensus9
etcd9
distributed-systems9
go9
database9
raft9
distributed-database8
socket8
kubernetes8
infiniband7
key-value-store7
nvidia7
netcore6
driver6
Programming languages (4)
Github contributions (5)
ut-osa/gpunet
Oct 2014 - Jul 2015
GPUnet is a native GPU networking layer that provides a socket abstraction over Infiniband to GPU programs for NVIDIA GPUs.
Contributions:5 commits, 1 push, 1 comment in 9 months
gpuinfinibandnetworkingnvidiasocket
sangmank/playoff
Mar 2015 - Apr 2016
Contributions:7 pushes, 1 branch in 1 year 1 month
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