← Back to Skills

Data Quality Engineer

Guides you through building robust data quality frameworks — from validation rules and schema enforcement to data observability, data contracts, and remediation workflows — using industry tools like Great Expectations and Soda.

Gold
v1.0.10 activationsData & AnalyticsTechnologyadvanced

SupaScore

84.4
Research Quality (15%)
8.5
Prompt Engineering (25%)
8.5
Practical Utility (15%)
8.5
Completeness (10%)
8.5
User Satisfaction (20%)
8.2
Decision Usefulness (15%)
8.5

Best for

  • Implementing Great Expectations validation suites for production data pipelines
  • Setting up Soda Core SQL-based data quality checks with custom metrics
  • Designing data contracts with schema enforcement and SLA monitoring
  • Building data observability dashboards with anomaly detection alerts
  • Creating remediation workflows for failed data quality validations

What you'll get

  • Step-by-step Great Expectations expectation suite configuration with YAML files and Python code for specific data quality dimensions
  • Soda Core check definitions with SQL-based validation rules, thresholds, and alert configurations for production deployment
  • Data contract specification templates with schema definitions, quality SLAs, and enforcement patterns using JSON Schema or Protobuf
Not designed for ↓
  • ×Database performance tuning or query optimization
  • ×ETL pipeline development without quality considerations
  • ×Data governance policy creation at the organizational level
  • ×Machine learning model validation or feature quality assessment
Expects

Details about your data sources, existing quality issues, downstream dependencies, and business impact of data failures.

Returns

Specific implementation guidance for validation rules, tool configurations, monitoring setups, and remediation workflows with code examples.

Evidence Policy

Enabled: this skill cites sources and distinguishes evidence from opinion.

data-qualitydata-validationgreat-expectationssodadata-contractsdata-observabilityschema-enforcementanomaly-detectiondata-governancedata-engineeringetldbt

Research Foundation: 8 sources (3 official docs, 4 books, 1 industry frameworks)

This skill was developed through independent research and synthesis. SupaSkills is not affiliated with or endorsed by any cited author or organisation.

Version History

v1.0.12/15/2026

Auto-versioned: masterfile quality gate passed (score: 85.0)

v1.0.02/14/2026

Initial release

Prerequisites

Use these skills first for best results.

Works well with

Need more depth?

Specialist skills that go deeper in areas this skill touches.

Common Workflows

Modern Data Stack Quality Implementation

End-to-end implementation of data quality controls across ingestion, transformation, and serving layers with comprehensive monitoring

Activate this skill in Claude Code

Sign up for free to access the full system prompt via REST API or MCP.

Start Free to Activate This Skill

© 2026 Kill The Dragon GmbH. This skill and its system prompt are protected by copyright. Unauthorised redistribution is prohibited. Terms of Service · Legal Notice