Sean O'connor
Vice President Of Engineering, Data
California, United States
Summary
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SeniorSean O'connor is a results-driven fintech engineering leader with over a decade of experience building high-availability data platforms and products. Currently VP of Engineering, Data at Grata, he leads a 25-person team unifying complex private-market datasets and modernizing a stack spanning Snowflake, Databricks, Kafka, Airflow, Postgres, and Elasticsearch. Sean has repeatedly scaled global engineering organizations and guided cloud migrations and platform integrations during M&A, balancing strategic roadmap ownership with hands-on execution. He built BondNav and helped grow it into InspereX customership and revenue, demonstrating a rare blend of product-led engineering and commercial impact. Notably, he’s implemented streaming-first architectures, multi-layer data quality programs, and AI-assisted labeling/DataOps to accelerate ML initiatives. Based in California, he combines operator discipline with a curiosity for developer productivity and practical AI tooling adoption.
10 years of coding experience
19 years of employment as a software developer
Github Skills (39)
quantlib10
sec10
finance10
plaid10
quantitative-finance10
c-library10
csharp10
java9
version-control9
elasticsearch8
php8
sdk8
gitignore8
search-engine8
git7
Programming languages (5)
Github contributions (5)
potatman/EventHorizon
Apr 2024 - Jul 2024
Contributions:2 reviews, 18 pushes, 8 branches in 2 months
seanat280/QLNet
May 2019 - Apr 2020
QLNet C# Library
Contributions:14 pushes, 1 branch, 1 tag in 11 months
csharpc-library
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