Son LePersonal site of Son Le, CTO at REDEX — engineering, applied AI, and notes from the journey.https://lehaison.com/Why I built this sitehttps://lehaison.com/blog/hello-world-why-this-site/https://lehaison.com/blog/hello-world-why-this-site/Starting a small corner of the internet to share what I build and learn — engineering, AI, and the journey.Thu, 25 Jun 2026 00:00:00 GMTWhat shipping AI features actually taught mehttps://lehaison.com/blog/what-shipping-ai-taught-me/https://lehaison.com/blog/what-shipping-ai-taught-me/A few honest lessons from putting LLM-powered features in front of real users — beyond the demos.Thu, 25 Jun 2026 00:00:00 GMT