Summary

AI Agent / LLM infrastructure engineer with a full-stack background. Focused on sovereign / on-prem AI agent infrastructure and edge LLM / MoE inference (deployability × data residency × close-to-metal). Experienced in building and operating multi-node k3s clusters from scratch, A2A message buses, unified LLM inference gateways, and observability stacks. 5 years of Java/Go full-stack foundation, now deep in LLM agent engineering and GPU inference optimization.

Experience

TLZS Corporation
2026.3 – 2026.6
Platform / Infrastructure Engineer (SRE)
Z-SOFT Corporation
2025.2 – 2025.6
Systems Development Engineer
Huanzhiyu Technology (Inner Mongolia)
2023.2 – 2024.6
Java Developer
Xunya Shikong Technology (Tianjin)
2022.6 – 2022.9
Java Developer (Intern)

Projects

Sovereign AI Cluster / Fleet Platform Engineering (SRE) 2026.3 – 2026.6
k3s Prometheus/Grafana litellm KEDA Tailscale/Liqo vast.ai A100
  • Built and operated a production-grade 8-node bare-metal k3s cluster from scratch (multi control-plane + etcd, 58 namespaces / 197 deployments); LVM storage, nftables/PPPoE networking, Tailscale + Liqo cross-cluster federation; 70 days of stable uptime, handling 60+ node/disk/network/GPU operations incidents.
  • Built a self-hosted observability + AI infrastructure stack: Prometheus/Grafana/Loki/Jaeger + Tetragon eBPF; litellm unified LLM gateway, Langfuse observability, KEDA autoscaling, Kaniko in-cluster CI; vast.ai A100 GPU orchestration (vLLM/Ollama, QLoRA fine-tuning of Gemma4); delivered business systems including jp-schedule-hub and jp-esign-forge.
Mamelog — Social Content Platform for Residents in Japan 2025.3 – 2025.6
Golang GoZero Flutter Kubernetes
  • RED/Xiaohongshu-style content-sharing app: distributed video upload/processing, marketplace and payments, AI content recommendation and Q&A powered by Ollama + Gemini; K8s circuit breaking/load balancing, supporting 100 concurrent users.
Integrated AI Tools Platform 2023.10 – 2024.4
Golang NextJS Stable Diffusion ChatGPT
  • Unified platform integrating multiple AI services such as image generation and conversational models; user/token balance management, remote multi-instance Stable Diffusion monitoring, ChatGPT API token distribution, supporting 100 concurrent users.
Government Grid-Management System 2023.5 – 2023.12
Java Spring Boot React Cesium
  • Community housing/population/grid-officer workflow management system, integrating GIS maps and a data dashboard; the front end uses Cesium for 3D building visualization that reconstructs real-world cityscapes.