Ewen Cheslack-postava
Engineer at Nile Platform Inc
Palo Alto, California, United States
Summary
🤩
Rockstar🎓
Top SchoolEwen Cheslack-Postava is a seasoned engineer with 17 years of experience building and hardening distributed data systems, currently based in Palo Alto and working at Nile Platform. He spent eight years at Confluent contributing core back-end work across Apache Kafka, Kafka Connect, Schema Registry, KSQL, and related storage connectors, helping shape production-grade streaming infrastructure used widely in industry. Ewen combines deep systems research (Ph.D. work on scalable geometric query processing and virtual worlds) with pragmatic engineering—implementing JDBC and HDFS connectors, improving offset handling, and stabilizing distributed tests and Docker-based QA. He has a track record of performance and reliability improvements (query splitting for memory savings, rate limiting, offset fixes) and of improving developer ergonomics through testing harnesses and documentation tooling. Comfortable moving between core server internals, connector implementations, and DevOps/test automation, he brings both thoughtfulness from academia and relentless attention to production robustness. An understated strength is his ability to integrate across projects and branches, turning experimental research ideas into maintainable, widely-used open source components.
17 years of coding experience
13 years of employment as a software developer
Ph.D., Computer Science, Ph.D., Computer Science at Stanford UniversityBachelor of Science (B.S.), Computer Science, Bachelor of Science (B.S.), Computer Science at University of Virginia
Stackoverflow
1,421reputation
104kreached
26answers
0questions
apache-kafka
top-5%
Github Skills (68)
python10
testing10
hadoop10
javas10
elasticsearchquery10
junit10
aws-elasticsearch10
jtest10
aws-s310
elasticsearch10
stream-processing10
rest-api10
schema10
elasticsearch-api10
avro10
Programming languages (14)
Github contributions (5)
apache/kafka
Sep 2014 - Apr 2020
Apache Kafka - A distributed event streaming platform
Role in this project:
Back-end Developer
Back-end DeveloperContributions:7 reviews, 278 commits, 242 PRs in 5 years 7 months
Contributions summary:Ewen contributed extensively to the Apache Kafka project by addressing various issues and implementing new features, with a strong focus on improving the core server functionality. Their contributions included code for cleaning up shutdowns, improvements to the producer network thread, and implementing producer unit tests for LZ4 and LZ4HC compression codecs. They also worked on adding jitter for time-based rolling and fixing issues with offset management.
apache-kafkascalakafkajavastreaming
apache/kafka-site
Dec 2015 - Mar 2018
Mirror of Apache Kafka site
Role in this project:Back-end Developer
Back-end DeveloperContributions:18 commits, 7 PRs, 5 pushes in 2 years 3 months
Contributions summary:Ewen primarily contributed to the website's content and structure, adding information about events, updating links, and integrating documentation. They added a new committer to the website, suggesting a role in managing and updating the site's user information. The user also updated the documentation for Kafka, specifically focusing on the 0.10.2 and 1.0.1 releases.
apache-kafkascalakafka
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