Sam Lightfoot

Lead Engineer

J.P. Morgan

Roadblock Title:

Mastering latency: Elevating web application performance

Time:

Tuesday - 3:00 PM (Windows)

Abstract:

In this session, Sam Lightfoot and Kirill Barsukov will explore advanced latency optimization strategies that drastically improve web application performance. Attendees will learn how to reduce latency and enhance responsiveness, using real-world examples from their work at J.P. Morgan. The session will highlight key optimization strategies for Apache Cassandra, HTTP connections, and web applications, emphasizing the role of observability in diagnosing and addressing latency issues. Through this talk, participants will gain practical knowledge and techniques that can be applied to their own web applications, achieving better client experiences, more efficient resource usage, and predictable latencies.

Bio:

Sam Lightfoot is a Senior Vice President and Lead Engineer at J.P. Morgan in London, United Kingdom. With a strong background in developing highly concurrent distributed Java applications, Sam has contributed to open-source projects such as Spring Data Cassandra, Reactor Netty, and Cassandra. Prior to joining J.P. Morgan, he spent nearly seven years at Galatea Associates, where he served as a Team Lead and Associate. Sam began his career as a Graduate Software Engineer at The Hut Group. He holds a Bachelor of Science in Computer Science from The University of Manchester and is proficient in multiple programming languages, including Java, C, and SQL. Sam also has working proficiency in German and French.