Dremio: Senior Staff Software Engineer - Query Execution

The useful part

Remote Be Part of Building the Future Dremio is the unified lakehouse platform for self-service analytics and AI, serving hundreds of global enterprises, including Maersk, Amazon, Regeneron, NetApp, and S&P Global. Customers rely on Dremio for cloud, hybrid, and on-prem lakehouses to power their data mesh, data warehouse migration, data virtualization, and unified data access use cases. Based on open source technologies, including Apache Iceberg and Apache Arrow, Dremio provides an open lakehouse architecture enabling the fastest time to insight and platform flexibility at a fraction of the cost.

How it works

• As a Senior Staff Software Engineer, you'll work on query operators, expression evaluation, memory management, execution scheduling, runtime planning, and performance optimization.
• Your work will directly affect query performance, scalability, and reliability across Dremio's cloud data platform.
• Optimize vectorized processing, concurrency, parallelism, memory usage, data exchange, and disk spilling.
• Investigate query correctness and performance issues using query profiles, profiling tools, telemetry, benchmarks, logs, and production data.
• About the role Dremio's Query Execution team builds the runtime responsible for executing analytical queries at scale.

What to take from it

The team sits between query planning and table scans, owning the systems that turn query plans into efficient, reliable execution. Design, implement, test, and support query operators, expression evaluation, execution scheduling, runtime planning, and resource management.

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