Data Tester (ETL Tester)

OLVRO Co. Ltd.; Pasig; Hybrid; PHP 446,400 - 669,600; Full time

Benefits offered by this job

Life Insurance

Health Maintenance Organization (HMO)

Job summary

A leading technology firm in the Philippines is seeking a skilled Data Tester to ensure data integrity through validation and ETL testing. The ideal candidate will have a Bachelor's degree and at least 4 years of relevant experience, including expertise in SQL scripting, bug tracking tools, and data quality assurance. This role involves collaboration with teams to enhance data quality, along with conducting performance testing and analytical tasks. Benefits include government-mandated health insurance.

Qualifications

• At least 4 years of relevant experience in data testing or quality assurance.
• Minimum of 3 years hands-on experience in data validation and ETL testing.
• Strong analytical, problem-solving, and communication skills.

Responsibilities

• Perform data validation and ETL testing to ensure accurate extraction and loading of data.
• Develop and execute SQL queries and automated test scripts for data accuracy checks.
• Collaborate with cross-functional teams to troubleshoot issues.

Skills

ETL Testing

SQL Scripting

HiveQL

Greenplum

Power BI

Python

Non-Functional Testing

Bug Tracking

Education

Bachelor's degree in Computer Science or related field

Tools

Jira

Bugzilla

Trello

Job description

Hybrid - Pasig 3-5 Yrs Exp Bachelor Full-time

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Job Description

Government Mandated Benefits

Insurance Health & Wellness

Life Insurance, HMO

Responsibilities

• Perform data validation and ETL testing to ensure accurate extraction, transformation, and loading of data between systems.
• Develop and execute SQL queries and automated test scripts (Hive QL, Python, Greenplum SQL, etc.) for data accuracy checks.
• Verify data consistency and quality across different sources and reporting tools (e.g., Power BI).
• Identify, document, and track defects using bug tracking tools (Jira, Bugzilla, Trello).
• Conduct non-functional testing such as load, performance, and stress testing on data systems.
• Collaborate with cross-functional teams to troubleshoot issues and support data quality improvements.
• Participate in test planning, test case design, and test automation initiatives.

Job Requirements

• Bachelor’s degree in Computer Science, Information Technology, or related field.
• At least 4 years of relevant experience in data testing or quality assurance.
• Minimum of 3 years hands-on experience in data validation and ETL testing.
• Strong understanding of data testing fundamentals, methodologies, and techniques.
• Proficient in SQL scripting and comfortable with tools like Hive QL, Greenplum, Power BI, and Python.
• Experience with bug tracking and issue management tools (Jira, Bugzilla, Trello).
• Exposure to non-functional testing (load/stress/performance testing) is a plus.
• Strong analytical, problem-solving, and communication skills.

ETL Testing SQL Scripting HiveQL Greenplum PowerBI Phyton Non-Functional Testing Bug Tracking

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