Amazon Software Development Engineer (SDE II) interview questions

First contacted by recruiter. Then an online assessment. There are 3 types of exercises in the assessment: 1. Coding Challenge – this timed section takes 90 minutes, work through two coding problems.(One easy and one hard question. ) 2.Work Simulation – typically takes 15 minutes, work through software development decisions faced by SDEs at Amazon. 3. Work Style Surveys – typically takes 10 minutes, 2 surveys - answer questions about how you approach software engineering work and your approach to work in general.