Senior Data Engineer

LanceSoft, Inc. is seeking a Senior Data Engineer to join their team. The role involves defining testing scopes, designing testing strategies, and collaborating with cross-functional teams to ensure data quality and reliability across various data engineering workflows.

Responsibilities:

• Define the end-to-end testing scope based on solution architecture and project documentation
• Design and implement a comprehensive testing strategy and plan aligned with organizational QA standards
• Develop and maintain test scripts and frameworks for the Redshift serverless platform
• Perform testing across key technologies, including:
• AWS Redshift
• AWS DMS (Data Migration Service)
• AWS Glue
• PySpark Deequ
• Event Bridge
• Data Lakes
• Python-based data pipelines
• Apache Airflow
• Dbt (data build tool)
• Build and implement automated testing solutions to ensure:
• End-to-end data validation
• Data ingestion accuracy
• Transformation logic integrity
• Data pipeline reliability
• Conduct test coverage analysis and ensure adequate validation across all data engineering workflows
• Prepare and manage test data
• Review and provide feedback on:
• Solution architecture
• Data models
• Design and technical documentation
• Collaborate with cross-functional teams (Data Engineering, BI, DevOps, Product) to:
• Identify testing impacts
• Mitigate risks
• Ensure high-quality deliverables

Requirements:

• Proven experience in data engineering testing / data QA / ETL validation
• Strong hands-on experience with AWS data services (Redshift, Glue, DMS)
• Proficiency in Python for test automation and validation
• Experience with Airflow and orchestration testing
• Hands-on experience with dbt and data transformation validation
• Familiarity with CDK for infrastructure validation
• Experience in BI testing in Quicksuite will be highly beneficial
• Experience with data quality tools such as PySpark Deequ or similar
• Strong understanding of: Data warehousing concepts, ETL/ELT pipelines, Data validation techniques (schema, reconciliation, anomaly detection)
• Experience designing enterprise-level test strategies for data platforms
• Knowledge of CI/CD pipelines for data and test automation
• Experience working in Agile / Scrum environments
• Familiarity with data observability frameworks