» Tag
system-design
3 posts«Jul 8, 2026
How to Build Incident AI That Engineers Actually Trust
An incident-detection AI lost engineer trust by reasoning before context. Adding deploy tracking and a context graph raised hypothesis accuracy from 35% to 70%.
aiincident-responseobservabilitysreSub-Second Execution: Inside a Polymarket Trading Bot's Design
A deep look at a Polymarket bot's execution stack across 11,717 trades: signal generation, EIP-712 signing, CLOB API calls, and on-chain confirmation latency.
trading-botspolymarketlatencyblockchainMigrating à-la-carte billing to plans-only in four safe phases
A SaaS moved from per-feature billing to plans-only using an expand-migrate-contract approach across four phases, avoiding downtime. Practical lessons for engineers.
saasbillingmigrationslaravel