Few questions: 
 What's your role for the joining.. and whats the base CTC provided.. Based on that, we can comment..

L5 is not the role bro. It's level. 
 We mean are you QAE / SDET or SDE or some other job family

Software Developer

What are all the job families? Is application engineer 4 one of them?

Application Engineer

Project manager

Is an l5 position at Amazon a good option to enter with 9.5 yrs of experience in a different tech stack? What's the experience levels vs hierarchy mapping at

Is an l5 position at Amazon a good option to enter with 9.5 yrs of experience in a different tech stack? What's the experience levels vs hierarchy mapping at Amazon ? Is it feasible to switch to a dev role post joining as L5 ?

Work experience hierarchy