Jun Chen — Portfolio

whoami

$ whoami

Hi, I'm Jun Chen — a senior backend engineer with 10+ years building distributed systems, data platforms, and cloud infrastructure. This site collects real projects I've built, including the homelab reliability tooling behind Fleet Pulse.

Find me on GitHub or LinkedIn.

skills

$ ls /usr/lib/skills/*

Languages/ Go, Scala, Java, Python, TypeScript, SQL, Shell

Backend/ REST APIs, microservices, Spring Boot, Akka

Cloud & Infra/ AWS, Terraform, Docker, Kubernetes

Data/ MySQL, PostgreSQL, MongoDB, Redis, Spark

projects

$ systemctl status projects/*

fleet-pulse.service — Fleet Pulse

A public dashboard of real k3s homelab fleet health metrics and incident write-ups, built to demonstrate distributed-systems and API/DB design judgment.