Ayan Sen
Executive Director, Sr Principal Software Engineer at JPMorgan Chase & Co.
Bellevue, Washington, United States
Summary
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Senior🎓
Top SchoolAyan Sen is an Executive Director and Senior Principal Software Engineer with 11 years of experience building platform-first, API-driven systems for high-scale consumer and enterprise products. Currently leading API Management within JPMorgan Chase’s Core Platform Engineering team, he previously architected control planes, identity domains, and platform-as-a-product at Expedia Group, growing a team from 3 to 100+ engineers. He combines hands-on systems design with product-facing vision—shipping event-driven travel APIs, brand-agnostic trips experiences, and single sign-on across large ecosystems. A mentor and technical leader, he routinely elevates engineers into SME and tech-lead roles while driving observability, scalability, and self-serve capabilities. Based in Bellevue, WA, he pairs deep backend and integration experience with an uncommon knack for turning platform strategy into developer-friendly products.
11 years of coding experience
12 years of employment as a software developer
Bachelor of Technology (B.Tech.), Computer Engineering, Bachelor of Technology (B.Tech.), Computer Engineering at National Institute of Technology DurgapurSt. Patrick's School, Asansol
English
Github Skills (69)
distributed-tracing10
trending10
haystack10
observability10
cassandra10
opentracing10
telemetry10
zipkin10
anomaly-detection9
outlier-detection9
elasticsearch9
kafka9
data-model8
monitoring8
streaming8
Programming languages (7)
Github contributions (5)
ExpediaDotCom/haystack-traces
Aug 2017 - Mar 2019
Components that handle spans, buffers them, writes to ElasticSearch/Cassandra, and provides API to access them .
Contributions:104 commits, 44 PRs, 94 pushes in 1 year 7 months
cassandraelasticsearchdistributed-tracingopentracingkafka
ayansen/ayansen.github.io
Aug 2017 - Jun 2025
Github Page for my work
Contributions:13 PRs, 22 pushes, 23 branches in 7 years 11 months
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