ETL Big Data Tester - ClifyX, INC
South PlainField, NJ 07080
About the Job
Responsibilities:
- Design and execute test plans for ETL processes and big data pipelines.
- Validate data extraction, transformation, and loading (ETL) accuracy across various sources and formats.
- Perform data validation, integrity, and quality testing for large datasets using SQL and big data technologies.
- Automate testing for ETL processes using tools and scripting languages.
- Collaborate with data engineers and developers to resolve defects and ensure data quality.
- Strong knowledge of ETL testing, SQL queries, and data validation techniques.
- Experience with big data platforms (Hadoop, Spark) and databases (NoSQL, Hive, HBase).
- Proficiency in automation testing tools (Selenium, JUnit, or similar) and scripting (Python, Shell).
- Familiarity with data lakes, data warehouses, and cloud platforms (AWS, Azure).
- Excellent analytical and troubleshooting skills.
- Bachelor's degree in Computer Science, Information Systems, or related field.
- 3+ years of experience in ETL and big data testing.
- Hands-on experience with big data testing frameworks and tools.
- Strong understanding of data integration and data quality testing methodologies.
Source : ClifyX, INC
