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The differences between senior database developers and bi developers can be seen in a few details. Each job has different responsibilities and duties. It typically takes 2-4 years to become both a senior database developer and a bi developer. Additionally, a senior database developer has an average salary of $108,559, which is higher than the $92,647 average annual salary of a bi developer.
The top three skills for a senior database developer include ETL, database development and java. The most important skills for a bi developer are power bi, dashboards, and ETL.
| Senior Database Developer | BI Developer | |
| Yearly salary | $108,559 | $92,647 |
| Hourly rate | $52.19 | $44.54 |
| Growth rate | 21% | 21% |
| Number of jobs | 87,912 | 80,610 |
| Job satisfaction | - | - |
| Most common degree | Bachelor's Degree, 66% | Bachelor's Degree, 66% |
| Average age | 39 | 39 |
| Years of experience | 4 | 4 |
Senior database developers are responsible for supporting various business intelligence and performing data evaluation activities to seize data requirements distinctly, accurately, and completely. They collaborate with a wide range of customers, including senior-level executives and reporting developers. Also, they often perform in the early stages of the software lifecycle to outline data and to design the theoretical, logical, and physical data model blueprint with suitable structure and relationships for maximum performance. Additionally, they work in a rapid environment that creates, executes, and maintains mission analytical information systems for the data warehouse community, ensuring the long-term reliability, flexibility, and sustainability of the systems.
A BI developer, also known as a business intelligence developer, is primarily responsible for designing and implementing different systems that solve and improve business processes and operations. Their responsibilities revolve around coordinating with department personnel to gather accurate data, performing research and analysis, evaluating and improving existing business systems, and conducting regular inspections, providing corrective measures should there be any issues. Moreover, one must generate reports and maintain accurate data of all processes and transactions, in adherence to the company's policies and regulations.
Senior database developers and bi developers have different pay scales, as shown below.
| Senior Database Developer | BI Developer | |
| Average salary | $108,559 | $92,647 |
| Salary range | Between $85,000 And $137,000 | Between $71,000 And $119,000 |
| Highest paying City | San Francisco, CA | San Francisco, CA |
| Highest paying state | Washington | Washington |
| Best paying company | The Citadel | Dropbox |
| Best paying industry | Finance | Health Care |
There are a few differences between a senior database developer and a bi developer in terms of educational background:
| Senior Database Developer | BI Developer | |
| Most common degree | Bachelor's Degree, 66% | Bachelor's Degree, 66% |
| Most common major | Computer Science | Computer Science |
| Most common college | Massachusetts Institute of Technology | Massachusetts Institute of Technology |
Here are the differences between senior database developers' and bi developers' demographics:
| Senior Database Developer | BI Developer | |
| Average age | 39 | 39 |
| Gender ratio | Male, 79.3% Female, 20.7% | Male, 72.1% Female, 27.9% |
| Race ratio | Black or African American, 4.4% Unknown, 4.8% Hispanic or Latino, 8.2% Asian, 29.9% White, 52.5% American Indian and Alaska Native, 0.2% | Black or African American, 4.2% Unknown, 4.7% Hispanic or Latino, 7.9% Asian, 34.7% White, 48.2% American Indian and Alaska Native, 0.2% |
| LGBT Percentage | 8% | 8% |