Design and execute comprehensive test plans and automated suites to validate new features/optimizations for query processing component of the product
Develop, run, and analyze regression tests targeting the system-level database functionality — ensuring functional stability, scalability, and performance
Collaborate strongly with Development team to implement tests onto nightly CI/QA infrastructure, improve existing test coverage and analysis tooling for Query Processing components
Own end-to-end evaluation of database query processing, partnering across teams to identify behavioral/functional issues, correctness gaps, and opportunities for performance optimization
Provide technical leadership in defining test strategies, frameworks, and best practices for validating complex query optimization and execution scenarios
Work cross-functionally with engineering leadership and internal stakeholders to align on feature design goals, ensure test completeness, and drive timely resolution of issues
Lead the evolution of database testing infrastructure to support scalability, reliability, and reproducibility across functional and system-level query processing tests
Act as a subject matter expert in query processing functionality, partnering with customer operations and development teams on escalated issues and validation
Build reproductions of poorly performing customer workloads to investigate issues along with the query processing team on root cause analysis
Mentor junior engineers, fostering expertise in database query processing and functional testing methodologies.

Requirements

Bachelor's or Master's degree in Computer Science, Computer Engineering, or equivalent
4–6 years of experience in database development, administration, or QA engineering, ideally focused on testing and validating query processing behavior and database functionality
Deep understanding of relational and distributed database systems, with strong skills in SQL query design, execution, and analysis
Proven experience in test planning, designing, and executing automated, reliable test frameworks and workloads for databases
Strong QA and debugging skills with the ability to trace issues across query planning, execution, and component interactions within the database engine
Solid Linux expertise — comfortable monitoring resource utilization, analyzing logs, and understanding how system-level factors influence database behavior
Proficiency in Python for test automation, diagnostics, and feature validation
Hands-on experience with JIRA, test case management system and version control tools
Familiarity with cloud environments (AWS or GCP), including deployment and monitoring
Ability to analyze complex test results, interpret query execution behavior, and derive meaningful insights through visualization and test data analysis
Excellent written and verbal communication skills, with the ability to convey technical findings clearly to diverse audiences.

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard skills

SQLtest planningautomated testingdebuggingLinuxPythonquery processingtest frameworksperformance optimizationdata analysis

Soft skills

technical leadershipcollaborationmentoringcommunicationproblem-solvingcross-functional teamworkanalytical thinkingattention to detailadaptabilitystakeholder engagement

Certifications

Bachelor's degree in Computer ScienceMaster's degree in Computer ScienceComputer Engineering degree