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Backend systems for products that need to keep moving.

I’m Zain, a senior backend engineer focused on platform engineering. I design and ship Go services, developer platforms, and cloud infrastructure with clear contracts, visible failure paths, and operations in mind.

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AboutThe Cottage · key 1

Hi, I’m Zain

Backend specialist with 5+ years of experience building reliable services, developer tooling, and cloud infrastructure, now focused on platform engineering.

Current role
Senior Backend Engineer at Cata
Location
Surakarta (Solo), Indonesia (GMT+7)
Certification
JLPT N4 Japanese language
Primary focus
Go, distributed systems and cloud platforms

Tools in the work

GolangTypeScriptDockerKubernetesPostgreSQLAWSRedisGCP

WritingThe Library · key 4

Recent notes

Sep 2, 2026 · 5 min read

Building Denia: A Docker-Free Single-Node PaaS

Why I built Denia as a single Rust binary for running self-hosted services without Docker.

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