Android:
1) Experience in SMR (Google Security Maintenance Release) integration, debugging for QC specific chipset devices .
2) Back porting of google security patches to older release devices ( example porting android 12 patches on Android 7 devices)
3) Experience in complex log analysis mainly (boot-up issue,kernel and android framework)
4) Linux kernel, board bring-up and driver integration knowledge
5) Integration of Qualcomm release (Modem and Kernel )/AMSS integration
6) Git knowledge