Jane Street Tech Talks
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Wed, Mar 18, 2026
6 PM – 7:30 PM EDT (GMT-4)
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An architecture for application coordination in a fast-paced, distributed world
Presented by: Doug, Jane Street Software Engineer
At Jane Street, we have many critical systems that rely heavily on inter-process communication and real-time message passing. As these systems have grown in complexity and scale, it has become necessary to develop better ways to reason about their behavior and to build infrastructure that meets the demands of data distribution.
In this talk, we discuss how state machines and transaction logs can serve as the foundation for predictable software. We also explore the systems engineering challenges we’ve faced in building Aria – our reliable, low-latency message transport – from the ground up. Aria enables teams to build systems using replicated state machines, which stay predictable and performant as they grow.
Wednesday, March 18th, 6:00 PM
Please submit this form https://docs.google.com/forms/d/e/1FAIpQLSev8BpdOh_EdagmvgcBYHY8dYywGFMMQiwjxefKBDR6eDZYOQ/viewform by 5pm on Monday, March 16th if you're interested in attending. We will confirm attendees via email by the end of day on Tuesday, March 17th - we hope to see you there!
Food and swag will be provided!
Food Provided