DSP-SDK Lead

4 days ago

Hyderabad India Quest Global Full time

Job Description Job Requirements Key Responsibilities : DSP SDK Development - Develop, maintain, and optimizeDSP SDK components, including: - Hexagon runtime libraries - DSP-side APIs and frameworks - RPC/IPC communication layers - Drivers and services for DSP subsystems (ADSP, CDSP, SLPI) - Build and enhanceDSP development tools(debug, profiling, loading, tracing). - Supporton-target debugging, simulation environments, and performance analysis tools. Subsystem Integration & Validation - Work closely with Firmware, Audio, Camera, Sensors, AI, and Modem teams to integrate SDK modules. - Validate SDK functionality on: - QDSP6-based DSPs - Android/Linux platforms - Bare-metal and RTOS setups - Debug low-level issues related to: - DSP boot - RPC failures - Memory configuration DSP Apps communication - Performance bottlenecks Optimization & Performance - Optimize DSP libraries for: - Throughput and latency - Memory footprint - Power efficiency - Multi-threaded/parallel execution - Use profiling tools (QDSS, QPST, trace tools) to tune DSP performance. Developer Support & Documentation - Provide guidance to internal teams on using DSP SDK features. - Develop technical documentation, sample code, and best practices for OEMs and internal partners. - Work closely with tools and compiler teams to improve development workflows. Work Experience Required Skills - Strong understanding of: - DSP architecture (preferably Qualcomm Hexagon/QDSP6) - Embedded systems concepts (RTOS, memory, IPC, boot flows) - Multi-core and heterogeneous compute frameworks - Experience in: - C/C++ programming - DSP programming/optimization - Linux/Android development environments - IPC frameworks (RPC, FastRPC, QMI) - Proficiency with debugging tools such as: - QXDM, QDSS, JTAG - Profiling and trace utilities - Log analysis tools Good To Have Experience With - Hexagon SDK or equivalent DSP SDKs - FastDSP, FastRPC, and Qualcomm subsystem frameworks - Low-power design or Always-On DSP pipelines - Multimedia pipelines (Audio, Imaging, AR/VR) - AI/ML acceleration on DSP - Exposure to: - Firmware development - Build systems (Scons, CMake, Android build) - Python for automation Soft Skills: - Excellent communication and cross-functional collaboration. - Leadership in technical decision-making. - Ability to translate complex hardware/software constraints into practical solutions. - Mentorship and technical coaching for junior engineers.

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