Lead Data Tester

Key Responsibilities • Test Automation Architecture & Strategy Data pipelines (batch and streaming)  APIs and backend services   • Data Testing Framework Engineering SQL based assertions and reconciliation  Schema validation and evolution checks   • Break Systems Proactively (Destructive Testing Mindset) Schema drift and backward incompatibility  Late arriving data and partial failures   • ETL and Streaming Validation at Scale Row, aggregate, and hash based reconciliation  Incremental and backfill validation   • Data Quality & Observability Integration Great Expectations, Soda  Accuracy, completeness, uniqueness, timeliness  • CI/CD & DataOps Enforcement Pre merge gates and release blockers  Selective and parallel test execution   • Test Data Management Synthetic data generation  Masking and anonymization   • Performance & Reliability Testing Pipeline and query performance benchmarks  Concurrency and stress testing   • Security & Compliance Validation PII or PHI exposure  Encryption and access control  • Cross Functional Quality Leadership Work with data engineers, platform teams, and architects to embed quality early  Challenge poor design decisions that impact reliability   • Incident Analysis & Prevention Analyze production data issues and failure patterns  Reduce flaky tests and false alarms   Mandatory Skills • Programming & Framework Development • Data Engineering Ecosystem • Data Quality & Observability • Streaming Systems • CI/CD & DevOps • Cloud & Infrastructure  Desired Skills Experience with API contract testing and tools like PACT  Basic UI automation for end to end validation  Exposure to data mesh or data product architectures  Experience 9+ years in automation or quality engineering  5+ years building frameworks for data platforms at scale