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The differences between etl testers and quality assurance consultants can be seen in a few details. Each job has different responsibilities and duties. It typically takes 2-4 years to become both an etl tester and a quality assurance consultant. Additionally, a quality assurance consultant has an average salary of $86,486, which is higher than the $80,801 average annual salary of an etl tester.
The top three skills for an etl tester include test cases, test plan and unix. The most important skills for a quality assurance consultant are QA, manual test cases, and regression.
| ETL Tester | Quality Assurance Consultant | |
| Yearly salary | $80,801 | $86,486 |
| Hourly rate | $38.85 | $41.58 |
| Growth rate | - | - |
| Number of jobs | 35,095 | 91,395 |
| Job satisfaction | - | - |
| Most common degree | Bachelor's Degree, 70% | Bachelor's Degree, 63% |
| Average age | 44 | 44 |
| Years of experience | 4 | 4 |
An ETL tester is responsible for validating data sources, extracting data applications of transformation logic, and uploading data in target tables. They are responsible for designing, testing, and troubleshooting the company's data storage system before it goes live. They must have strong technical capabilities and good knowledge of the coding languages commonly used in ETL development, such as Java, SQL, XML. Familiarity with data warehouse architecture techniques like ODS, DM, EDW, M, and ROLAP is also needed. Employers or clients often prefer ETL developers with extensive experience in solving complex technical problems and troubleshooting.
A quality assurance consultant specializes in recommending and optimizing quality-control procedures ensuring efficiency and smooth workflow. They typically conduct research and analysis to identify the strengths and weaknesses of current quality control operations, implement solutions on problem areas, review policies and regulations, and coordinate with other staff to gather necessary data, analyzing them to find new opportunities for improvement. Furthermore, as a quality assurance consultant, it is essential to recommend solutions in adherence to the company's policies and regulations, including its mission and vision.
Etl testers and quality assurance consultants have different pay scales, as shown below.
| ETL Tester | Quality Assurance Consultant | |
| Average salary | $80,801 | $86,486 |
| Salary range | Between $65,000 And $100,000 | Between $67,000 And $110,000 |
| Highest paying City | San Francisco, CA | Redwood City, CA |
| Highest paying state | Washington | New Hampshire |
| Best paying company | Populus Group | Southern California Edison |
| Best paying industry | Finance | Finance |
There are a few differences between an etl tester and a quality assurance consultant in terms of educational background:
| ETL Tester | Quality Assurance Consultant | |
| Most common degree | Bachelor's Degree, 70% | Bachelor's Degree, 63% |
| Most common major | Computer Science | Business |
| Most common college | Massachusetts Institute of Technology | Stanford University |
Here are the differences between etl testers' and quality assurance consultants' demographics:
| ETL Tester | Quality Assurance Consultant | |
| Average age | 44 | 44 |
| Gender ratio | Male, 60.5% Female, 39.5% | Male, 57.9% Female, 42.1% |
| Race ratio | Black or African American, 6.2% Unknown, 4.7% Hispanic or Latino, 8.8% Asian, 12.0% White, 67.7% American Indian and Alaska Native, 0.5% | Black or African American, 6.2% Unknown, 4.7% Hispanic or Latino, 8.8% Asian, 12.0% White, 67.7% American Indian and Alaska Native, 0.5% |
| LGBT Percentage | 11% | 11% |