Jonathan Filip
Front Office Software Developer at Citadel LLC
Naperville, Illinois, United States
Summary
👤
Senior🎓
Top SchoolJonathan Filip is a Front Office Software Developer with 17 years of experience building low-latency, production trading systems for Citadel's credit business. He blends deep proficiency in Python, C++, C and C# with practical knowledge of Windows, Linux and macOS environments, and hands-on experience with Sybase, SQLite and SQL Server. Jonathan focuses on securities including converts, equities, options, futures and CDS, translating complex financial products into robust, auditable software. Based in Naperville, Illinois, he brings a Wall Street-grade attention to performance, correctness and risk-sensitive design. Early roles at Motorola and a solid CS foundation from the University of Illinois Urbana-Champaign contribute to a pragmatic engineering approach that values mentorship and incremental improvement. Colleagues rely on him to bridge quantitative finance requirements and scalable engineering solutions.
17 years of coding experience
BS, Computer Science, BS, Computer Science at University of Illinois Urbana-Champaign
Github Skills (6)
scheme10
color-scheme9
neovim9
vim9
go5
vim-airline3
Programming languages (3)
Github contributions (5)
jonathanfilip/lucius
Aug 2012 - Aug 2021
Lucius color scheme
Contributions:19 commits, 6 PRs, 6 pushes in 9 years 1 month
schemevimcolor-schemeneovimcolorscheme
jonathanfilip/vimfiles
Jan 2015 - Oct 2021
Contributions:93 pushes in 6 years 10 months
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