Alex Kretzschmar in

Alex Kretzschmar

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Lead Developer Advocate at Tailscale
📍 Raleigh, North Carolina, United States

Alex is the Lead Developer Advocate at Tailscale, with a strong background in cloud architecture from his time at Red Hat. He holds multiple certifications, including Red Hat Certified Engineer, and earned a Master of Science with Distinction from the University of East Anglia. People often describe him as a proactive and effective engineer.

Outside of work, Alex is a prominent figure in the open-source and self-hosting communities. He co-hosted the popular "Self-Hosted" podcast for nearly six years, sharing his extensive knowledge on managing personal servers, smart devices, and securing data. He is also the founder of linuxserver. io, a project providing container images.

Alex has a personal project called "Perfect Media Server, " a comprehensive guide for others to build their own home servers, born from his own journey of data loss and discovery.

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Experience
18 Years
Current Role
Lead Developer Advocate
Job Level
Mid-senior
Location
Raleigh, North Carolina, United States
Personality Overview

How Alex shows up

Communication Style
Decision Approach
Work Preference

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Priorities

Topics Alex cares about

Self-Hosting
Co-hosted the "Self-Hosted" podcast for nearly six years, sharing lessons on software and hardware for home labs. He frequently gives talks on securely accessing self-hosted services.
Developer Relations
As Lead Developer Advocate, he actively engages with technical communities on platforms like Reddit, answers questions, shares guides, and hosts community meetups for Tailscale.
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Career

Work history

3-2025
Lead Developer Advocate
Tailscale
10-2023 - 3-2025
Head of Developer Relations
Tailscale
7-2023 - 10-2023
Developer Advocate
Tailscale
8-2019 - 6-2025
Podcaster
Jupiter Broadcasting
3-2023 - 7-2023
Senior Cloud Success Architect
Red Hat
In the press

Media appearances

Alex Kretzschmar – Host Profile on Jupiter Broadcasting. Featured in Jupiter Broadcasting
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Understanding Secure Business Networking with TailScale VPN (Podcast Episode featuring Alex Kretzschmar). Featured in Facebook (VancordCS)
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Education
2013 - 2014
Master of Science (MSc) Distinction
University of East Anglia
2008 - 2011
Bachelor of Arts (B.A.)
The University of Salford
Social presence
in
Behavioral profile

DISC profile (public)

DISC behavioral profile

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