DSP-SDK Lead

23 hours ago


Hyderabad, Telangana, India Quest Global Full time

Job Requirements Key Responsibilities :DSP SDK DevelopmentDevelop, maintain, and optimize DSP SDK components, including:Hexagon runtime librariesDSP-side APIs and frameworksRPC/IPC communication layersDrivers and services for DSP subsystems (ADSP, CDSP, SLPI)Build and enhance DSP development tools (debug, profiling, loading, tracing).Support on-target debugging, simulation environments, and performance analysis tools.Subsystem Integration & ValidationWork closely with Firmware, Audio, Camera, Sensors, AI, and Modem teams to integrate SDK modules.Validate SDK functionality on:QDSP6-based DSPsAndroid/Linux platformsBare-metal and RTOS setupsDebug low-level issues related to:DSP bootRPC failuresMemory configurationDSP Apps communicationPerformance bottlenecksOptimization & PerformanceOptimize DSP libraries for:Throughput and latencyMemory footprintPower efficiencyMulti-threaded/parallel executionUse profiling tools (QDSS, QPST, trace tools) to tune DSP performance.Developer Support & DocumentationProvide 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 SkillsStrong understanding of:DSP architecture (preferably Qualcomm Hexagon/QDSP6)Embedded systems concepts (RTOS, memory, IPC, boot flows)Multi-core and heterogeneous compute frameworksExperience in:C/C++ programmingDSP programming/optimizationLinux/Android development environmentsIPC frameworks (RPC, FastRPC, QMI)Proficiency with debugging tools such as:QXDM, QDSS, JTAGProfiling and trace utilitiesLog analysis toolsGood to Have Experience with:Hexagon SDK or equivalent DSP SDKsFastDSP, FastRPC, and Qualcomm subsystem frameworksLow-power design or Always-On DSP pipelinesMultimedia pipelines (Audio, Imaging, AR/VR)AI/ML acceleration on DSPExposure to:Firmware developmentBuild systems (Scons, CMake, Android build)Python for automationSoft 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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