Quality Assurance Engineer

Job Summary

We are looking for a Data Engineering QA Engineer who will be responsible for testing, validating, and ensuring the quality of our data pipelines, data transformations, and analytics platforms. The role involves creating test strategies, designing test cases, and working closely with Data Engineers to ensure the accuracy, integrity, and performance of our data solutions.

Key Responsibilities:

• Data Pipeline Testing: Test and validate data pipelines (ETL/ELT processes) to ensure accurate data movement, transformation, and integration across different platforms.
• Data Quality Assurance: Define and implement data quality checks, perform exploratory data testing, and monitor data for accuracy and consistency.
• Test Automation: Design and implement automated testing strategies for data validation using frameworks/tools like PyTest, SQL queries, or custom scripts.
• Collaboration: Work closely with Data Engineers, Data Analysts, and Product Managers to understand requirements and deliver test plans and strategies aligned with data engineering processes.
• Performance Testing: Analyze and test the performance and scalability of large-scale data solutions to ensure they meet business requirements.
• Defect Management: Identify, track, and resolve data quality issues and bugs, working with teams to ensure timely resolution.
• Compliance: Ensure that data engineering solutions comply with data governance, privacy, and security standards.
• Reporting: Generate testing reports and provide insights into data quality and system performance.

Required Skills & Experience:

• Proven Experience: 3+ years of experience as a QA Engineer, Data Engineer, or similar role in data-focused environments.
• Strong SQL Skills: Proficiency in writing complex SQL queries to validate and test data.
• ETL/ELT Experience: Familiarity with ETL/ELT tools and processes like DBT, Apache Airflow, Talend, Informatica, etc.
• Automation Frameworks: Experience with test automation frameworks and tools such as PyTest, Robot Framework, or similar.
• Cloud Platforms: Knowledge of cloud services (AWS, GCP, Azure) and tools like Redshift, BigQuery, Snowflake, or Databricks.
• Programming: Strong scripting and programming skills in Python, Java, or a similar language.
• Data Warehousing: Understanding of data warehousing concepts and best practices for data validation.
• Version Control: Experience using version control tools (e.g., Git) for code and testing artifacts.
• Agile Environment: Experience working in Agile/Scrum teams and knowledge of CI/CD pipelines.
• Attention to Detail: Meticulous when it comes to data validation, ensuring data accuracy and quality at every step.

Nice to Have:

• Big Data Experience: Exposure to big data tools such as Hadoop, Spark, or Kafka.
• Data Governance & Compliance: Familiarity with GDPR, CCPA, or other data privacy regulations.
• BI Tools: Experience working with BI tools like Tableau, PowerBI, or Looker.
• Certification: AWS/GCP Data Engineering or QA certifications.

Education:

Bachelor's degree in Computer Science, Information Systems, Data Science, or a related field.