Software Engineer - Query Execution

Responsibilities

• Build and support execution-engine components
• Implement, test, debug, and maintain well-defined changes to query operators, expression evaluation, execution scheduling, and resource management.
• Develop reliable software: Write clear, maintainable Java code; add unit and integration tests; and follow established engineering practices for code review, testing, and documentation.
• Investigate issues: Help diagnose query correctness, reliability, and performance issues using query profiles, logs, telemetry, benchmarks, and production data.
• Learn runtime and performance fundamentals
• Build familiarity with vectorized processing, concurrency, memory usage, parallelism, data exchange, and disk spilling.
• Collaborate with the team: Work closely with senior engineers and partner teams to understand requirements, break work into manageable tasks, and deliver incremental improvements.
• Use AI-assisted development tools: Apply AI tools to code comprehension, debugging, test generation, and documentation, while validating results through testing, review, and sound engineering judgment.
• Grow your engineering skills: Participate actively in design discussions and code reviews, seek feedback, and steadily take on broader technical responsibility.

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