James Florencio
Production Engineer at Meta
New York, New York, United States
Summary
👤
Senior🎓
Top SchoolJames Florencio is a Production Engineer with 11 years of experience building low-latency, high-reliability infrastructure and systems software in Rust and C++. He has restored and hardened services at massive scale—improving a backend from 99% to 99.999% reliability—and currently works on AI/ML infrastructure at Meta. His background spans compiler-level Rust work, concurrent and parallel systems design, and full-stack ownership earlier in his career (Ruby, Python, Node, PostgreSQL/MongoDB, AWS/GCP). He combines hands-on performance optimization with mentoring and team leadership, having led feature design for large engineering groups and onboarded new hires. Trained as a nuclear engineer, he brings a systems-oriented, analytical mindset to distributed systems challenges. Colleagues would describe him as pragmatic, reliability-obsessed, and quietly personable.
11 years of coding experience
8 years of employment as a software developer
BS Nuclear Engineering, BS Nuclear Engineering at Purdue University
Spanish, Japanese
Github Skills (9)
authentication10
kanji10
ruby9
romaji9
katakana9
rails9
devise9
spree8
warden8
Programming languages (2)
Github contributions (5)
caracalla/dotfiles
Jan 2016 - Apr 2024
Contributions:37 pushes, 3 branches in 8 years 3 months
caracalla/buffdog
Aug 2017 - Mar 2022
Contributions:53 pushes, 3 branches in 4 years 7 months
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