Android Display Architecture Engineer

Role & Responsibilities :

- Work on Android Display architecture for Qualcomm chipset-based devices.

- Debug, analyze, and resolve display-related issues across the Android userspace stack.

- Work with Android display components such as :

i. SurfaceFlinger

ii. Hardware Composer / HWC

iii. Gralloc

iv. Display HAL

v. Vendor display services.

- Analyze display pipelines including composition, buffer management, synchronization, and frame rendering.

- Collaborate with kernel, graphics, multimedia, and system teams to debug end-to-end display issues.

- Support display features such as :

i. Multiple displays

ii. External display / HDMI / DP

iii. Miracast or wireless display

iv. Refresh rate handling

v. Display power management

vi. Color management

vii. HDR / Wide Color Gamut, if applicable.

- Perform debugging using Android tools such as :

i. adb

ii. logcat

iii. dumpsys SurfaceFlinger

iv. systrace / perfetto

v. bugreport.

- Work closely with Qualcomm BSP/vendor display stack and support integration activities.

- Participate in issue triage, root cause analysis, and provide technical fixes or recommendations.

Mandatory Skills :

- Strong experience in Android userspace display stack.

- Good understanding of Android graphics and display architecture.

- Experience working with :

i. SurfaceFlinger

ii. HWC / HWComposer

iii. Gralloc

iv. Display HAL

v. Native Android services.

- Strong C/C++ programming and debugging skills.

- Good understanding of buffer flow, composition flow, vsync, fences, and synchronization.

- Experience debugging display issues such as :

i. Black screen

ii. Flickering

iii. Tearing

iv. Frame drops

v. Composition failures

vi. Resolution / refresh rate issues

vii. External display issues.

- Familiarity with Android build system and AOSP/vendor code integration.

- Strong problem-solving and communication skills.

- Experience with display kernel components such as :

i. DSI

ii. MIPI

iii. Display controller

iv. Panel drivers

v. DRM bridges/connectors.

Required Experience :

- 4+ years of experience in Android platform development.

- Minimum 2+ years of hands-on experience in Android display/userspace graphics stack.

- Prior experience working on Qualcomm chipset-based Android devices is highly preferred.