Jiacheng Lang

Automation Developer - Workflows, AI agent & Cloud

Architecting automation workflows, constructing cloud-native Infrastructure, and scaling LLMs and multimodal models into end-to-end production applications.

Selected Projects

2026.01

Self-host n8n Infrastructure

Infrastructure as Code

Utilized Terraform for declarative provisioning, enabling "one-click" lifecycle management.

Zero-Trust Security

Hardened access via IAP Tunneling, eliminating public-facing vulnerabilities.

Microservices Gateway

Leveraged Traefik v3 for dynamic discovery and automated SSL.

n8n Terraform Traefik GCP
2026.02

Smart Weather Intelligence Agent

LLM-Driven Insights • Real-time API Fusion

ACTIVE AGENT
Precision Sourcing

Hourly retrieval via Open-Meteo API. Custom JS nodes process JSON for weather and solar cycles.

Cognitive Narrative

Integrated Gemini to transform metrics into personalized routine advice based on climatic shifts.

Edge Distribution

Automated pipeline via Telegram Bot. High-concurrency delivery of weather and solar cycles alerts.

n8n Gemini AI Open-Meteo Telegram

Technical Arsenal

Automation

  • 01 n8n
  • 02 Docker
  • 03 Mage

AI

  • 01 LangChain
  • 02 Deep Learning
  • 03 MLflow

cloud-native

  • 01 Google Cloud
  • 02 Terraform
  • 03 Microservices

Language Proficiency

English Level C1
German Level B2
Mandarin Native C2