Jeff is a Senior Software Engineer at Pinterest who has over 6 years of experience building data streaming infrastructure powering petabyte-scale ingestion, real-time stream processing, and ML/AI model training / inference. Throughout his time in the streaming space, Jeff has led critical efforts in modernizing the streaming stack at Pinterest, including leading development on, and contributing to, several open-source projects. Some of these efforts include:
Tiered Storage for Kafka

PubSub Client (default Flink-Kafka connector library at Pinterest)
MemQ (disk-less PubSub)
Incremental DB ingestion using Debezium
Infra cost-efficiency objectives

Jeff was a co-speaker in Kafka Summit London 2024, a solo speaker at Current 2026 London, and is always eager to share his learnings from building next-generation data streaming systems with the wider community.