Data Warehouse Test EngineerLocation: Dearborn, MI (Onsite)Required Skills:Test Engineering: 5+ years designing and executing functional, regression, integration, and negative test suites.Experience with AI/ML system testing or conversational AI testing strongly preferred.API Testing: REST API testing using tools such as Postman, pytest, or equivalent.
Experience validating JSON schemas, HTTP error codes, and streaming responses (SSE).SQL / BigQuery: Advanced SQL authoring in BigQuery Standard SQL; window functions, CTEs, date arithmetic, SAFE functions, STRUCT/ARRAY handling. Must be able to independently write complex validation queries against a multi-table star schema.Defect Documentation: Ability to write precise, reproducible defect reports that include expected SQL, actual SQL, expected result set, and actual result set.Bank Domain Knowledge: Understanding of retail/commercial bank operations: deposits, accounts, transactions, AML, KYC, fraud, compliance. Ability to interpret bank KPIs and business rules without extensive hand-holding.Critical Thinking Business Analysis: Ability to read a business question, understand the intended meaning, independently determine the correct SQL answer, and validate whether an AI system answered correctly, not just syntactically but semantically.Preferred Skills:Experience testing LLM-based or NL-to-SQL systems (Cortex, Looker, ThoughtSpot, or similar)Familiarity with GCP services: BigQuery, Cloud Run, Firestore, Dataplex, IAPPython scripting for test automation (pytest, SQLAlchemy, google-cloud-bigquery SDK)SCD2 / data warehousing concepts (bitemporal tables, slowly changing dimensions)Regulatory knowledge: GLBA, FCRA, BSA/AML, Client 239, SOX data qualityExperience with data quality testing and data reconciliationKnowledge Graph or ontology conceptsAutomotive finance domain knowledgeThe pay range for this role is ***- *** per annum including any bonuses or variable pay. *** also offers benefits like medical, vision, dental, life, disability insurance and paid time off (including holidays, parental leave, and sick leave, as required by law).*** is an Equal Employment Opportunity employer. We promote and support a diverse workforce at all levels of the company. All qualified applicants will receive consideration for employment without regard to race, religion, color, sex, age, national origin, or disability. All applicants will be evaluated solely on the basis of their ability, competence, and performance of the essential functions of their positions with or without reasonable accommodations. Reasonable accommodations also are available in the hiring process for applicants with disabilities.