Justin Lee
Chief Technology Officer at Detect
Old Toronto, Ontario, Canada
Summary
🤩
Rockstar🎓
Top SchoolJustin Lee is a technology leader and CTO with nine years of experience combining data science, distributed systems, and applied research to build production-grade solutions. He has driven ML and graph-based payment analytics at HSBC, led distributed graph algorithm development for high-volume transaction processing, and now shapes technical strategy at Detect while co-managing Pilot Wave Holdings. His background in materials engineering and hands-on research (CFD, heat-transfer modelling, and pilot-scale process improvements) gives him a rare quantitative edge in diagnosing complex system behavior and optimizing performance. Justin contributes to open-source tooling—improving documentation and config clarity for the well-regarded mesosphere/marathon-lb load balancer—demonstrating attention to operational detail and developer experience. Colleagues describe him as a pragmatic leader who bridges rigorous experimentation with deployable engineering, especially in domains that span physical processes and large-scale data systems.
9 years of coding experience
5 years of employment as a software developer
Master of Engineering - MEng, Materials Engineering, Master of Engineering - MEng, Materials Engineering at McGill University
English
Github Skills (4)
haproxy10
documentation10
python10
marathon9
Programming languages (19)
Github contributions (5)
d2iq-archive/marathon-lb
Nov 2017 - Apr 2018
Marathon-lb is a service discovery & load balancing tool for DC/OS
Role in this project:
Backend Developer & Technical Writer
Backend Developer & Technical WriterContributions:18 releases, 28 commits, 44 PRs in 5 months
Contributions summary:Justin primarily focused on modifying the `config.py` file within the `mesosphere/marathon-lb` repository. Their contributions centered on improving documentation, specifically generating label examples and correcting descriptions for the `longhelp.md` file. These changes aimed to clarify the usage of Marathon labels and the configuration options available for the load balancer, while also addressing linting issues.
load-balancingservice-discoveryload-balancermarathon-lbhaproxy
justinrlee/cp-ansible
Jan 2022 - Jun 2026
Ansible playbooks for the Confluent Platform
Contributions:21 pushes, 14 branches in 4 years 5 months
vagrantesxinetwork-automationansibleconfluent-platform
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