Senior Technical Research Engineer for Query Optimizer

Responsibilities

• Design systems to verify algorithms for cardinality estimation, statistics, costing, and other key components of the query optimizer, tracking plan changes and performance regression when new or enhanced features are being developed.
• Generate simulated workloads to mimic customer queries and reproduce workloads and issues.
• Create complex and powerful tools and collaborate with other team members to assess new and existing features and to improve or develop algorithms used for Query Optimization.

Qualifications

• 3+ years of software engineering or test experience, preferably with enterprise software products and/or appliances.
• Hands on experience with relational databases and/or distributed computing systems.
• Good understanding of database internals, especially query performance and query optimization.
• Excellent programming and scripting skills in at least one language, preferably in python.
• Highly proficient in a Linux or Unix environment.
• Strong background in Mathematics.