Collected essays
◆
The Book
of Life
of Life
❧
A collection of thoughts, experiences,
and discoveries
and discoveries
On AI, building, philosophy, psychology,
football, chess and travel
football, chess and travel
Robat Das Orvi
I co-created OneThread and AgencyHandy, now build guardrails for AI systems, and write about what building, thinking and football have taught me. 118 essays so far.
About meLatest essays
- Policy as Code for AI Agent Tool Authorization: OPA or Cedar
- Postgres Row-Level Security for Multi-Tenant SaaS: Design and Pitfalls
- AI Agent Rollback: Why the Saga Pattern Fails for Tool Calls
- White-Label Client Portal on a Custom Domain: Automating SSL
- Digital Nomad Visas in 2026: What Actually Works for Developers