amazon prep

 

more on desktop, amazon prep 

 

 

star

https://www.thebalancecareers.com/what-is-the-star-interview-response-technique-2061629

 

8 principles 

https://www.amazon.jobs/en/principles

 

 

 

db 

http://www.ntu.edu.sg/home/ehchua/programming/sql/relational_database_design.html