SUSEMAN · engineering notes since 2016
Field notes on Linux, cloud, WordPress and edge infrastructure — written by an engineer, for engineers.
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FeaturedWhen a centralised VPN becomes a single point of failure — how ZeroTier works, how to set it up in ten minutes, and when it actually earns its place.
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Consulting & implementation
2025 · Retail group · Thailand
Fourteen brand sites consolidated into one cluster: TTFB down from 1.4s to 180ms, ready for an 8× traffic spike on 11.11.
2025 · Fintech · Bangkok
From 60 dashboards nobody opened to 12 SLOs the team acts on — MTTR down 63% in one quarter.
2025 · Design studio · Chiang Mai
Moved off a heavy WooCommerce install to Astro + Workers + D1, loading in 40ms across Asia — while keeping a back office the team already knew.
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About SUSEMAN
I have spent more than a decade with systems that carry real traffic — WordPress clusters, observability pipelines, zero-trust networks and migrations that could not fail. Every article is what I wish I had when I started.
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Senior Software Engineer
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