Jack Lund
Software Engineer at Braintree
Grayslake, Illinois, United States
Summary
👤
Senior🎓
Top SchoolJack Lund is a seasoned software engineer with 13 years of professional experience and a multi-decade background in security, cryptography, and high-performance trading and payments systems. He currently leads backend data platform work for Braintree's global payments gateway, having previously co-founded multiple firms and driven architecture for trading, IoT firmware, and enterprise security engagements. Jack blends hands-on systems and firmware development with leadership in designing secure, service-oriented architectures and certificate-based authentication. He has a long history of re-architecting latency-sensitive systems for financial firms and building next-generation cloud and device solutions. Based in Grayslake, Illinois, he is an active programmer interested in Rust and is migrating his public work to Codeberg, reflecting a preference for open, developer-friendly tooling. His career shows a rare mix of startup founding instincts and pragmatic engineering leadership across both product and infrastructure domains.
12 years of coding experience
29 years of employment as a software developer
B.A., B.A. at Rice University
Stackoverflow
131reputation
11kreached
1answer
2questions
Github Skills (164)
controller10
peer-to-peer10
launcher10
client-library10
application-launcher10
rust10
decentralization10
libp2p10
aws-sdk10
network10
networking10
qt9
keyboard9
webapp9
python9
Programming languages (10)
Github contributions (5)
jacklund/dotfiles
Jan 2019 - Jun 2024
Contributions:56 pushes in 5 years 5 months
jacklund/repl-rs
May 2020 - Oct 2021
Rust library for managing an interactive command-line session
Contributions:5 reviews, 54 commits, 6 PRs in 1 year 4 months
command-line-toolrust-librarycratestatelessrust
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