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

📌 Automation Test lead (Barcelona)
🏢 W3Global
📍 Barcelona