InfoQ - QCon San Francisco 2025 - Presentations

Presentation: Week-Long Outage: Lifelong Lessons

Molly Struve — Tue, 28 Apr 2026 10:13:00 GMT

Molly Struve discusses a brutal six-day outage that nearly sank a company. She explains technical lessons like the importance of FMEAs, shadow traffic, and exercising rollback mechanisms. She shares why the human elements - widening your circle early and having a VP who acts as a defender - are what truly build psychological safety.

By Molly Struve

Presentation: How to Build an Exchange: Sub Millisecond Response Times and 24/7 Uptimes in the Cloud

Frank Yu — Thu, 23 Apr 2026 09:29:00 GMT

Frank Yu shares Coinbase’s engineering philosophy for building resilient, fair, and fast financial exchanges. He explains the power of a single-threaded architecture combined with the Raft consensus algorithm to maintain 24/7 availability. He discusses how determinism enables zero-downtime rolling deployments and the ability to replay production logs for perfect bug reproduction.

By Frank Yu

Presentation: Dynamic Moments: Weaving LLMs into Deep Personalization at DoorDash

Sudeep Das, Pradeep Muthukrishnan — Tue, 21 Apr 2026 10:35:00 GMT

Sudeep Das and Pradeep Muthukrishnan explain the shift from static merchandising to dynamic, moment-aware personalization at DoorDash. They share how LLMs generate natural-language "consumer profiles" and content blueprints, while traditional deep learning handles last-mile ranking. This hybrid approach allows the platform to adapt to short-lived user intent and massive catalog abundance.

By Sudeep Das, Pradeep Muthukrishnan