Paysa took a closer look at the résumés of people who work at Google, Apple, and Microsoft, to get a sense of what skills those employees had in common.

If you want to join any of those workforces, it definitely helps to know what they’re looking for.

Paysa compiled a list of in-demand skills, in the four fields within tech that employ the most people.

Here’s what you need to compete for a job with some of the biggest players in tech:

Designers should know:

1. User interface design

2. Graphic design

3. Web design

4. Photoshop

5. Illustrator

6. Information architecture

7. Art direction

Engineers should know:

1. c++/c/c#

2. Java

3. Software development

4. Python

5. Javascript

6. Agile methodologies

7. SQL

Product managers should know:

2. Leadership

3. Customer service

4. Strategy

5. Cloud computing

6. Product marketing

7. Enterprise software

Data scientists should know:

1. Data analysis

2. SQL

3. Project management

4. Machine learning

5. Data mining

6. Business analysis

7. Python