Ingwon Song
Senior Software Engineer at Google
Palo Alto, California, United States
Summary
🤩
Rockstar🎓
Top SchoolIngwon Song is a Senior Software Engineer and Ph.D. in Computer Science with 13+ years building distributed systems, embedded software, and backend infrastructure, now based in Palo Alto. He co-founded and led a startup that designed a video chat system later acquired and merged into Nexon, then shaped global game platform architecture and DevOps practices across Nexon and Nexon America. His hands-on background ranges from kernel-level VPN and cryptography work to real-time media, async networking SDKs, and optimizing audio relay servers (rewritten in Rust to halve CPU usage). At Google he advanced service chaining and contributes to prominent open-source projects including Istio, where he improved Wasm module loading, caching, and image pull policy behavior for more reliable service mesh operation. He blends academic rigor with product leadership, repeatedly translating research-level thinking into pragmatic, high-performance systems. An underappreciated strength is his cross-domain fluency—kernel, networking, real-time media, and cloud-native orchestration—enabling end-to-end solutions from device to cloud.
4 years of coding experience
13 years of employment as a software developer
Bachelor of Science (BS), Computer Science, Bachelor of Science (BS), Computer Science at KAIST
Github Skills (10)
service-mesh10
caching10
go10
rust-wasm10
wasm-pack10
kubernetes-pods9
kubernetes9
http9
dockers7
docker7
Programming languages (4)
Github contributions (5)
istio/istio
Apr 2022 - Jan 2023
Connect, secure, control, and observe services.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:128 reviews, 51 commits, 111 PRs in 9 months
Contributions summary:Ingwon focused on improving the efficiency and reliability of the Istio service mesh by optimizing the Wasm module loading and processing. They implemented changes to reduce the number of HTTPS/HTTP calls for fetching OCI image manifests, specifically for WASM plugins. This involved refactoring the code for downloading and caching Wasm modules, handling different content encodings such as gzip and tarballs, and introducing a mechanism to check the checksums of the downloaded modules. Additionally, they added support for image pull policies, making it possible to control the caching behavior of the Wasm modules.
circuit-breakerenforce-policiesistioapi-managementmicroservice
ingwonsong/istio
Mar 2022 - Mar 2025
Connect, secure, control, and observe services.
Contributions:338 pushes, 168 branches in 3 years
golangsecuresecuritykubernetesobserve
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