Lead end-to-end upstream initiatives in Apache Cassandra
Provide binding committer reviews on upstream patches and community contributions
Co-own Apache Cassandra core release management as part of the rotating committer pool
Translate enterprise customer needs into credible upstream proposals
Shape community direction through evidence-based participation on the dev@ mailing list
Mentor engineers toward committer standing
Improve upstream infrastructure
CI reliability, test coverage, contributor tooling, and release automation

A minimum of 12 years of applicable professional software engineering experience
Current Apache Cassandra committer status with a sustained and publicly verifiable upstream track record across patches, reviews, and community standing in Cassandra core or a closely related subproject
Expert Java engineering capability in performance-sensitive, concurrent, and production-grade distributed systems
Deep mastery of Apache Cassandra internals in at least one major domain: storage engine and compaction, indexing and SAI/vector, distributed consensus and repair, observability and virtual tables, or release management and CI
Demonstrated ability to lead complex technical work through the Apache open source governance model
Strong written communication for asynchronous, global, public technical collaboration
Proven senior-level technical judgment.

Senior Open-Source Software Engineer – Apache Cassandra

Key skills