Airbnb

Personalizing Airbnb search by learning from the guest journey

How to personalize Airbnb search results by modeling the multi-session guest journey to surface relevant listings at the right time rather than treating each search in isolation.

ml-systems search
5 min
Airbnb

From weeks to a day: how we made LLM evaluation fast enough to iterate on

Reducing LLM evaluation iteration cycles from weeks to a day to enable fast experimentation on non-deterministic model improvements in production systems.

ml-systems observability
5 min
Airbnb

Sitar-agent: Building a reliable dynamic configuration sidecar at scale

Reliably delivering configuration changes to thousands of Airbnb service instances in Kubernetes, with changes occurring multiple times per minute at scale.

distributed-systems microservices
5 min
Airbnb

When history fails you, borrow from geography

Building reliable forecasting models for marketplace demand when historical data is unavailable or unreliable due to unprecedented market shocks.

ml-systems real-time-systems
5 min
Airbnb

Building a fault-tolerant metrics storage system at Airbnb

Building a metrics storage system capable of ingesting 50 million samples per second while reliably storing 2.5 petabytes of time series data at scale.

observability storage-systems
5 min
Airbnb

What COVID did to our forecasting models (and what we built to handle the next shock)

Building forecasting models that remain accurate during sudden market shocks like a global pandemic, where historical data no longer predicts future outcomes.

ml-systems observability
5 min