Android Framework Development Engineer (Media/USB/CAMERA)

Design, enhance, and maintain multimedia frameworks for Android-based automotive platforms
Develop and optimize core multimedia components such as MediaPlayer, AudioTrack, and AudioRecord
Implement audio/video codec integration, media format conversion, and container parsing capabilities
Build streaming media solutions supporting protocols such as HLS, DASH, and RTSP
Improve multimedia system performance by optimizing decoding efficiency, latency, and power consumption

Develop and maintain automotive audio frameworks including AudioFlinger and AudioPolicy
Implement intelligent multi-source audio management for navigation, media playback, calls, and system notifications
Develop advanced in-vehicle audio features such as EQ tuning, surround sound, and Active Noise Cancellation (ANC)
Integrate amplifier chipsets and DSP-based audio processing algorithms
Support multiple audio input/output sources including Bluetooth Audio (A2DP/HFP), USB Audio, and FM radio
Develop audio preprocessing capabilities for voice assistant systems, including echo cancellation, noise suppression, and automatic gain control

Develop automotive video playback and recording functionalities
Implement multi-display capabilities for infotainment systems, passenger displays, and rear-seat entertainment
Optimize video decoding and rendering for high-resolution 4K/8K playback scenarios
Implement hardware-accelerated media processing using GPU/VPU technologies
Support applications such as dashcam systems, 360-degree surround view, and digital rearview mirror solutions
Customize Camera HAL components to support preview, image capture, and video recording features

Develop and maintain USB Host, Device, and OTG functionalities on Android platforms
Implement USB storage hot-plug detection and automatic mounting mechanisms
Support USB Audio Class (UAC) and USB Video Class (UVC) driver integration and application support
Develop low-level communication support for CarPlay and Android Auto over USB
Implement USB debugging, tethering, and serial communication capabilities
Optimize USB transfer performance for USB 3.0/3.1 high-speed communication
Develop USB security controls and device permission management mechanisms

Bachelor’s degree or higher in Computer Science, Software Engineering, Electronics, Telecommunications, or related fields
Minimum 3 years of experience in Android multimedia, audio/video, or USB framework development
Strong programming skills in C++ and Java, with hands-on experience in JNI/NDK development
Solid understanding of Android system architecture and Framework layer development

Strong knowledge of Android multimedia frameworks including MediaPlayer, MediaCodec, AudioTrack, and related components
Familiarity with audio/video codec technologies and common codec libraries such as FFmpeg, x264, and libmad
Understanding of audio processing concepts including sampling, mixing, resampling, and audio effect processing
Experience with graphics and rendering technologies such as OpenGL ES, Vulkan, and SurfaceFlinger
Knowledge of streaming protocols including HLS, DASH, RTSP, and RTP/RTCP
Familiarity with media container formats such as MP4, MKV, AVI, and FLV

Deep understanding of Android audio architecture including AudioFlinger, AudioPolicy, and AudioTrack
Familiar with Linux audio frameworks such as ALSA, TinyALSA, and PulseAudio
Experience with Audio HAL development and audio routing configuration
Understanding of Bluetooth audio technologies including A2DP, AVRCP, and HFP/HSP
Familiarity with in-vehicle audio effects and processing techniques such as EQ, compression, reverb, and limiter control

Experience with Camera HAL and Android Camera Service development
Knowledge of hardware-accelerated decoding technologies including OMX, Codec2, and MediaCodec HAL
Understanding of image and video processing techniques such as YUV/RGB conversion, scaling, cropping, and filtering
Familiarity with A/V synchronization mechanisms and timestamp handling
Exposure to DRM technologies such as Widevine, PlayReady, and ClearKey is a plus

Strong understanding of USB protocol architecture and USB 2.0/3.0 standards
Familiarity with USB device classes including Mass Storage, Audio, Video, and CDC
Experience with Android USB framework components such as UsbManager, UsbService, and USB HAL
Understanding of Linux USB driver development and USB Gadget framework

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