| id | name | location |
|---|---|---|
| 1 | Company A | New York |
| 2 | Company B | San Francisco |
| 3 | Company C | Boston |
| 4 | Company D | Chicago |
| 5 | Company E | Los Angeles |
| id | technology_name |
|---|---|
| 1 | JavaScript |
| 2 | Python |
| 3 | SQL |
| 4 | Ruby on Rails |
| 5 | GoLang |
| id | title | Technology_Career | Grade |
|---|---|---|---|
| 1 | Software Engineer I | Software Developer | Entry |
| 2 | Software Engineer II | Software Developer | Middle |
| 3 | Software Engineer III | Software Developer | Senior |
| 4 | Data Scientist I | Data Analyst | Entry |
| 5 | Data Scientist II | Data Analyst | Middle |
| 6 | Data Science Manager | Data Analyst | Senior |