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Remote in Colombia
Data Quality Engineering& 8 others
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We are looking for a detail-oriented and analytical Data Quality Engineer with strong expertise in data validation, SQL and modern testing practices.
The ideal candidate has hands-on experience in data quality and ETL testing, understands complex data structures and semantic layers, and is comfortable working with APIs and basic automation frameworks. Exposure to AI/LLM testing and modern data platforms such as BigQuery or Snowflake is highly valued.
Responsibilities
- Design, execute and maintain test cases for data pipelines, ETL processes and data quality validation
- Perform advanced SQL-based validation and analysis across large and complex datasets
- Validate APIs and data integrations using tools such as Postman or similar platforms
- Support testing activities for AI/LLM-powered solutions and data-driven applications
- Develop and maintain basic test automation scripts using Python or Java
- Validate data models, metadata consistency, semantic layer mappings and configuration files
- Perform YAML and configuration validation to ensure system reliability and correctness
- Collaborate closely with engineering, product and data teams to identify defects, analyze root causes and improve overall product quality
- Contribute to continuous improvement of QA processes, automation practices and testing standards
- Participate in release validation, regression testing and production issue investigation when needed
Requirements
- 3+ years of experience in data quality and ETL testing
- Expertise in advanced SQL and data validation techniques
- Proficiency in API testing using Postman or similar tools
- Skills in basic test automation using Python or Java
- Capability to perform strong analytical and troubleshooting tasks
- Competency in communication and collaboration
- English proficiency at B2 level or higher
Nice to have
- Understanding of data modeling concepts and metadata management
- Familiarity with semantic layers and modern data architectures
- Knowledge of AI/LLM testing and validation approaches, and YAML or configuration-driven systems
- Expertise in BigQuery, Snowflake or similar cloud data platforms
- Familiarity with Agile development environments