Alexis Seigneurin
Principal Software Engineer at SpaceX
Redmond, Washington, United States
Summary
👤
Senior🎓
Top SchoolAlexis Seigneurin is a Principal Software Engineer with 17 years of experience, currently shaping scalable data architectures at SpaceX after senior data leadership roles at Capital One. He specializes in Big Data and streaming systems—Spark, Kafka/Kafka Streams, Cassandra—and has repeatedly taken Machine Learning projects from prototype to production. A hands-on tech lead and mentor, he designs resilient architectures, runs knowledge programs, and has trained 100+ engineers on Apache Spark. His background spans startups to enterprise, including CTO duties where he introduced DevOps, agile practices, and cloud migrations. Alexis is an active community contributor—publishing a technical blog, speaking at meetups, and maintaining open-source work—reflecting a long-standing commitment to sharing engineering best practices. Based in Redmond, WA, he pairs deep distributed-systems expertise with pragmatic delivery and team-building skills.
17 years of coding experience
21 years of employment as a software developer
Ingénieur Informatique et réseaux, Ingénieur Informatique et réseaux at Ecole Supérieure d'Ingénieurs de l'Université Paris-Est Marne-la-Vallée
French, English
Stackoverflow
1,453reputation
133kreached
4answers
10questions
Github Skills (142)
apache-spark10
python10
hadoop10
ssh10
r10
big-data10
scale10
sql10
data-processing10
ansible10
spark10
apache10
analytics10
java10
large-scale10
Programming languages (9)
Github contributions (5)
aseigneurin/aseigneurin.github.io
Mar 2014 - Feb 2018
Contributions:51 commits, 128 pushes, 1 branch in 3 years 11 months
aseigneurin/spark-ui-proxy
Apr 2016 - Jun 2018
Lightweight proxy to expose the UI of an Apache Spark cluster that is behind a firewall
Contributions:17 commits, 8 PRs, 20 pushes in 2 years 2 months
proxyapacheexposesparkapache-spark
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