Rafi Baum
Software Engineer at Jane Street
London, England, United Kingdom
Summary
👤
Senior🎓
Top SchoolRafi Baum is a software engineer with a decade of experience building high-impact full-stack and backend systems, currently on the Marketdata team at Jane Street in London. He previously shipped cross-platform game controls and passwordless purchase flows at Google Play Games, and improved playback performance and latency for YouTube, including a 16% reduction in Shorts buffering on iOS. His early work at Google News spanned re-architecting authorization systems, large-scale spam ingestion pipelines, and distributed deletion frameworks, demonstrating comfort across frontend, backend, and infrastructure. Rafi has also delivered production React/Ruby features for construction-focused SaaS at HaulHub and researched QUIC/BBR performance at Imperial College, showing an interdisciplinary mix of systems and product thinking. He favors pragmatic, low-downtime migrations and measurable performance wins, and brings a pattern of shipping high-visibility features that remove user friction and unlock revenue.
10 years of coding experience
7 years of employment as a software developer
Bachelor of Engineering - BE, Computing, First (equivalent 3.8 - 4.0 GPA), Bachelor of Engineering - BE, Computing, First (equivalent 3.8 - 4.0 GPA) at Imperial College LondonMontclair High School
Github Skills (42)
minecraft10
bukkit10
network-programming10
java10
paper10
quic10
asynchronous9
http9
rust9
spigot8
networking8
haml8
robotics8
robotframework7
mongodb6
Programming languages (7)
Github contributions (5)
rafibaum/quiche
Apr 2021 - Jun 2021
🥧 Savoury implementation of the QUIC transport protocol and HTTP/3
Contributions:133 pushes, 15 branches in 2 months
quichttp-headerhttp3protocolwebtransport
rafibaum/rafibaum.github.io
Sep 2016 - Feb 2019
Contributions:3 pushes in 2 years 5 months
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