Thomas Balthazar
Cyber Threat Intelligence Analyst
Brussels, Belgium
Summary
🤩
Rockstar🎓
Top SchoolThomas Balthazar is a Cyber Threat Intelligence Analyst and seasoned software engineer with 17 years of hands-on experience building and operating large-scale cloud and distributed systems. He blends deep operational experience from Heroku’s runtime and Private Space teams with recent DevSecOps and Azure IaC leadership in healthcare and national cybersecurity work in Belgium. A prolific open-source contributor, his backend and DevOps improvements span notable projects like Mattermost, DigitalOcean’s doctl and Cilium, demonstrating practical expertise in Kubernetes, eBPF, SSH tooling and observability. He pairs systems-level debugging and incident response experience with developer-focused tooling, CI/CD and secure deployment patterns. Not obvious from the title: he’s contributed across front-end frameworks and mobile server stacks since the early 2000s, and brings a pragmatic privacy- and decentralization-minded approach to security engineering. Based in Brussels, he combines a coffee-fueled love of free software with a track record of improving operability and security in production environments.
17 years of coding experience
20 years of employment as a software developer
Bachelor's degree, Computer Science, Bachelor's degree, Computer Science at Haute Ecole 'Léonard de Vinci', Bruxelles
French, English, Dutch
Stackoverflow
71reputation
10kreached
2answers
1question
Github Skills (42)
objective-c10
kubernetes10
debug10
javascript10
integrate10
apidoc10
webhooks10
command-line-interface10
digitalocean10
objcective-c10
ui-design10
integrations10
mattermost10
uid10
go10
Programming languages (19)
Github contributions (5)
digitalocean/doctl
Jun 2016 - Jul 2016
The official command line interface for the DigitalOcean API.
Role in this project:
Back-end & DevOps Engineer
Back-end & DevOps EngineerContributions:6 commits, 3 PRs, 5 comments in 1 month
Contributions summary:Thomas primarily contributed to the `doctl` command-line interface, adding features related to SSH connections. They introduced functionality like SSH agent forwarding and implemented changes to handle SSH options. The user also addressed Windows-specific issues within the SSH client, improved key handling, and refactored existing SSH-related code, indicating a focus on both back-end functionality and potentially some DevOps aspects related to infrastructure interaction.
command-line-toolapicommand-line-interfaceinfrastructurecloud
cilium/cilium
Oct 2022 - Mar 2023
eBPF-based Networking, Security, and Observability
Role in this project:Back-end & DevOps Engineer
Back-end & DevOps EngineerContributions:9 reviews, 5 PRs, 16 comments in 4 months
Contributions summary:Thomas's contributions primarily revolve around enhancing the Cilium project's error handling and debugging capabilities. This includes implementing a new error type to refine log levels and improve troubleshooting. Additionally, the user focused on improving the `cilium-bugtool` for better diagnostic information by modifying the `kubectl exec` command and adding an option to exclude object files. These changes demonstrate a focus on improving the operational aspects of Cilium.
bpfcontainerskerneltroubleshootingkubernetes-networking
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