Lea Yeh

About

lea.yeh.ml@gmail.com (Lea (Mei Ling) Yeh) — Mon, 27 Apr 2026 00:00:00 +0000

Hi, I’m Lea
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Sr. Software Engineer and Systems Architect with 8+ years across Data Engineering, Data Science, and Software Engineering. Currently at c-sense GmbH — working on two tracks: designing layered software frameworks for SPM instrument control, and leading the company’s internal AI integration initiative end-to-end.

Building Your Own Infrastructure for the Portfolio: Self-hosting on k3s with ArgoCD GitOps

lea.yeh.ml@gmail.com (Lea (Mei Ling) Yeh) — Mon, 27 Apr 2026 00:00:00 +0000

Why I built my own Kubernetes infrastructure instead of using GitHub Pages or Vercel — and how the infra itself became part of the portfolio.

lyeh-infra

lea.yeh.ml@gmail.com (Lea (Mei Ling) Yeh) — Wed, 01 Apr 2026 00:00:00 +0000

Personal cloud infrastructure on a single Hetzner VM — k3s, ArgoCD GitOps, Traefik ingress, cert-manager TLS, Prometheus + Grafana monitoring. New services deploy by git push.

ft_transcendence — Observability Stack

lea.yeh.ml@gmail.com (Lea (Mei Ling) Yeh) — Wed, 01 Oct 2025 00:00:00 +0000

Designed and deployed a complete observability infrastructure (metrics, logging, alerting) for a full-stack multiplayer web platform — Prometheus, Grafana, ELK stack, containerized with Docker Compose.

ft_linux — Linux From Scratch

lea.yeh.ml@gmail.com (Lea (Mei Ling) Yeh) — Mon, 01 Sep 2025 00:00:00 +0000

Built a fully bootable Linux system from scratch — cross-compilation toolchain, kernel compilation, filesystem hierarchy, init system, and bootloader. Automated across 14 build stages.

Inception-of-Things — K3s Kubernetes Cluster

lea.yeh.ml@gmail.com (Lea (Mei Ling) Yeh) — Sun, 01 Jun 2025 00:00:00 +0000

Provisioned a multi-node K3s cluster using Vagrant and VirtualBox, with ingress routing, GitOps-style deployment via ArgoCD, and full cluster networking.

litetorch + litetune + sklite — AI Framework Toolkit

lea.yeh.ml@gmail.com (Lea (Mei Ling) Yeh) — Sat, 01 Mar 2025 00:00:00 +0000

A trio of educational ML infrastructure projects built from scratch: a neural network framework (inspired by PyTorch), a hyperparameter tuner (inspired by Ray Tune), and an ML preprocessing toolkit (inspired by scikit-learn).

webserver — HTTP/1.1 Server in C++

lea.yeh.ml@gmail.com (Lea (Mei Ling) Yeh) — Sat, 01 Jun 2024 00:00:00 +0000

Standards-compliant HTTP/1.1 web server implemented in C++ from scratch — non-blocking I/O event loop, request parsing, CGI execution, and virtual host support.