Casper Hsieh
I started in analytics, moved into product management growing data platforms, and now work as a solution architect — helping customers take ideas from concept to production. I build things with AI/ML, write about what I learn, and am passionate about endurance sports.
Posts
Building a Technical Support Bot: Lessons from the RAG Design
· 8 min read
Fine-Tuning Lessons from the Trenches: What 30+ Experiments Taught Me About Training LLMs
· 21 min read
From Sequential to Router Agents: Three Architectures for Agent AI Systems
· 5 min read
How Smart Is a Local LLM, Really? My Weekend Experiment on the MacBook M4 Max
· 3 min read
Claude Code: How Subagents, Tools, and Skills Fit Together
· 2 min read
The Next Evolution of AI-Assisted Coding: Specialized Agent with Claude Code Plugins
· 3 min read