Jeff Hill
Software Developer at Valve corporation
Issaquah, Washington, United States
Summary
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RockstarJeff Hill is a seasoned software developer with 13+ years designing and shipping high-performance systems at top game and media studios including Valve, Blizzard, Relic, and Sony Pictures Imageworks. He specializes in low-level networking and real-time systems—evidenced by contributions to Valve’s widely used GameNetworkingSockets where he improved UDP error logging, implemented raw packet gather sends, and kickstarted an ICE client for P2P/NAT traversal. Based in Issaquah, Washington, Jeff brings deep expertise in resilient, secure networking (including defenses against malicious peers) and a history of tackling gritty infrastructure problems that sit beneath game and media experiences. Colleagues rely on him for pragmatic architecture and robust implementation rather than theoretical designs, and he has a track record of making complex, performance-sensitive codebases more maintainable and fault-tolerant.
13 years of coding experience
13 years of employment as a software developer
Github Skills (7)
udp10
c-language10
game-development10
cprogramming-language10
nat-traversal10
networking10
peer-to-peer10
Programming languages (2)
Github contributions (4)
ValveSoftware/GameNetworkingSockets
Feb 2022 - Oct 2022
Reliable & unreliable messages over UDP. Robust message fragmentation & reassembly. P2P networking / NAT traversal. Encryption.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:8 commits in 8 months
Contributions summary:Jeff contributed to the core networking functionality of the game networking sockets library. Their work involved enhancing error logging for UDP socket operations, implementing a new method for sending raw packet gathers, and initiating the first draft of a built-in ICE client for peer-to-peer and NAT punch functionality. Furthermore, the user added configurable receive limits to help protect against malicious peers and improved resilience by handling redundant rendezvous messages. These changes suggest involvement in low-level networking and peer-to-peer communication.
fragmentationp2pnetworkingreliable-messagesgame-development
jeffhill/json
Oct 2012 - Jun 2022
Contributions:5 commits, 1 push in 9 years 8 months
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