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Data Tester Jobs (NOW HIRING)

Collabera

Bigdata (Hadoop) Tester

Plano, TX · On-site

Senior BIG DATA (Hadoop) Tester We are looking to hire for a Senior Big Data Tester (Hadoop/HDFS) with 6+ years of experience in information technology with an emphasis on software quality assurance ...

Compunnel

Data QA Tester

Saint Louis, MO · On-site

At least 3+ years of experience in data testing (ETL, validation, or similar) * Strong expertise in SQL for data validation, profiling, and complex querying * Experience with JIRA for defect tracking ...

Compunnel

Data QA Tester

Saint Louis, MO · On-site

At least 3+ years of experience in data testing (ETL, validation, or similar) * Strong expertise in SQL for data validation, profiling, and complex querying * Experience with JIRA for defect tracking ...

InfiCare Technologies

Data Testing Engineer

Manhattan, NY · Hybrid

$126.20K - $151.60K/yr

Data Testing Engineer Location: New York City, NY (Hybrid) Job Type: Contract We are seeking a skilled Data Testing Engineer with strong experience in ETL Testing, SQL, Data Pipeline Validation, and ...

New

Georgia IT Inc

Data Testing Lead

Chicago, IL · On-site

Data Testing Lead Strong data testing experience - Understanding of requirements, data mapping validation, data transformation rules, and downstream validation Technical understanding of the ...

Georgia IT Inc

Data Testing Lead (remote)

Chicago, IL · Remote

Data Testing Lead (remote) Location: Chicago, IL Duration: 6-12 Months Strong data testing experience - Understanding of requirements, data mapping validation, data transformation rules, and ...

ClifyX

TDM Consultant

Milwaukee, WI · On-site

Data Tester Test Data Management TDM As a Test Data Manager TDM Consultant you will be the technical face of NM and should have extensive knowledge of the Test Data Management solution As a principal ...

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How much do data tester jobs pay per hour?

As of Jun 4, 2026, the average hourly pay for data tester in the United States is $38.36, according to ZipRecruiter salary data. Most workers in this role earn between $21.39 and $50.72 per hour, depending on experience, location, and employer.

What is a Data Tester job?

A Data Tester is responsible for validating and ensuring the accuracy, quality, and integrity of data in databases, reports, or data-driven applications. They design and execute test cases, identify data anomalies, and work closely with data engineers and analysts to resolve issues. Their role ensures that data used for decision-making is accurate, consistent, and reliable.

What are the key skills and qualifications needed to thrive in the Data Tester position, and why are they important?

To thrive as a Data Tester, you need a solid understanding of data validation, quality assurance processes, and proficiency in querying databases using languages like SQL, often backed by a degree in computer science or related fields. Familiarity with data testing tools such as Apache JMeter, Postman, or specific ETL testing frameworks, and certifications in software testing or data analytics are frequently required. Attention to detail, analytical thinking, and strong problem-solving skills are crucial soft skills for this role. These capabilities ensure the accuracy and reliability of data systems, directly supporting organizational decision-making and operational effectiveness.

What are the main challenges Data Testers typically face in their daily work?

Data Testers often encounter challenges related to dealing with large, complex datasets where inconsistencies or errors can be difficult to identify. They are also tasked with verifying data across multiple sources or migration systems, which requires a keen understanding of both business logic and data architecture. Close collaboration with data engineers, developers, and business analysts is common to resolve issues or clarify data requirements. Staying updated with evolving tools and methodologies is essential, so adaptability and continuous learning are important for long-term success in this role.
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Data Tester jobs near you
AIA Big Data Senior Developer

AIA Big Data Senior Developer

Avani Technology Solutions, Inc.

Irving, TX • On-site

Contractor

Posted 13 days ago

Job description

1. Job Title : Cognizant is looking for a Big Data Sr Developer 2. Job Summary : 10+ years overall QA / testing Candidate will be responsible for overall quality delivery Daily/weekly review meetings on testing progress & product quality statuses Implement best practices in ETL testing Identifying issues/risks and mitigation planning during the testing phase Enter update maintain and report on testing tasks in JIRA Requirements analysis & working with business teams to gather requirements & define Define test strategy Conduct regression testing in Data / ETL environment Validate data load migration integration and ETL testing Collaborate in Design meetings to identify Test scenario and Gap analysis Help in Test data preparation and ETL test scripts preparation in tracking tool per ETL package design Write SQL scripts database requirements validation Test SQL scripts to verify ETL process as part of Enterprise Data Warehouse Create & execute test cases review test results Identify & log defects in JIRA Perform end-to-end (E2E) testing on the release version for the SW application & detect bugs 3. Shift : 9AM - 7Pm EST 4. Roles & Responsibilities : 8+ years / Big data tester ExperienceData testing / database testing in PostGress Must be highly profecient in Writing SQL scripts in Postgress DB Experience Test Strategy and test plan creation Excellent communication (high-level) Ability to manage client coordination 5. Demand requires Travel? : No 6. Certification(s) Required : No
Hours : 8:00am to 5:00pm
Education :
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