Max Velitchko
Redmond, Washington, United States
Summary
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RockstarMax Velitchko is a Principal Software Engineer with over a decade of experience building and leading cross-platform security and infrastructure projects at Microsoft, currently technical lead for Microsoft Defender for macOS. He combines deep low-level engineering—shipping tamper protection and device control features—with product-focused customer engagement and seamless enterprise integrations (MDM/JAMF), ensuring zero-day readiness for major macOS releases. A pragmatic automator, he maintains the widely used open-source mdatp-xplat toolkit and has built scripts and tools that simplify large-scale Defender deployments and configuration analysis. Max’s background spans backend data pipelines, CI/CD, and performance analytics, giving him a rare mix of systems, security, and operational insight. He prefers solving hard, practical problems for customers over chasing coding interview puzzles, and focuses on clear documentation and unattended enterprise installations.
11 years of coding experience
Github Skills (9)
endpoint-security10
macos10
python10
system-administration9
json8
xml8
bash7
github-ci4
githubaction-workflow4
Programming languages (7)
Github contributions (5)
microsoft/mdatp-xplat
Jun 2020 - Dec 2022
Microsoft Defender for macOS/Linux - config samples, auxiliary tools
Role in this project:
Full-stack Developer
Full-stack DeveloperContributions:58 reviews, 55 commits, 61 PRs in 2 years 6 months
Contributions summary:Max contributed to the development of cross-platform tools and scripts related to Microsoft Defender. They created Python scripts for macOS configuration profile analysis and JAMF server interaction. They also worked on analyzing performance data, implementing tools for system extension management, and building combined mobileconfig files. These contributions highlight a focus on automating and improving the management and analysis capabilities for endpoint security solutions.
linuxmacos
maximvelichko/azure-devops-python-api
Jun 2021 - May 2025
Azure DevOps Python API
Contributions:3 pushes, 2 branches in 4 years
azure-devopspython
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