Audio Software Development Engineer

Description External job description Amazon Lab126 is an inventive research and development company that designs and engineer s high-profile consumer electronics Lab126 began in 2004 as a subsidiary of Amazon com Inc originally creating the best-selling Kindle family of products Since then we have produced ground-breaking devices like Fire tablets Fire TV and Amazon Echo Work hard Have fun Make history We are looking for an Embedded Software Development Engineer- to help design develop integrate our next generation devices In this role you will work with customers system architects program managers and hardware engineers to design implement troubleshoot fix kernel drivers Audio SW BSP for our next generation devices You will be responsible for design development optimization and maintenance of DSP firmware Linux drivers and middleware for audio on embedded products Key job responsibilities If you have one or more of the below skills then this job is for you - Exposure to Audio software stack on Android QNX proprietary OS including Audio Flinger Audio HAL - Exposure to ARM DSP architectures - Expertise in ALSA Pulse Audio - Exposure to Dolby MS12 DTS MPEG-TS - Exposure to Audio Video Sync - Exposure to STB DTV audio systems - Working knowledge of Oscilloscope Logic Analyzer and Audio Tools including Audio Precision Key job responsibilities In this role you will - Design audio features that work across various embedded products - Develop audio software that runs on ARM DSP using Bare metal Linux and other high level OSes - Optimization and porting audio and speech processing algorithms - Integration of vendor hardware and software stacks - Tune hardware for highest audio performance and lowest noise - Be passionate responsive flexible and able to succeed within an open collaborative peer environment - Be able and willing to multi-task and learn new technologies quickly About the team Amazon Lab126 is an inventive research and development company that designs and engineer s high-profile consumer electronics Lab126 began in 2004 as a subsidiary of Amazon com Inc originally creating the best-selling Kindle family of products Since then we have produced ground-breaking devices like Fire tablets Fire TV and Amazon Echo Basic Qualifications - 3 years of non-internship professional software development experience - 2 years of non-internship design or architecture design patterns reliability and scaling of new and existing systems experience - Experience programming with at least one software programming language - Basic qualifications - Bachelor s degree in Computer Science or related fields - 3 years programming experience in C C - Linux kernel and application development and focus on stability efficiency and performance - Knowledge of Android platform and development environment - System scripting and building environment - Experience with embedded system concepts and hardware interfaces such as JTAG UART SPI I2C ROM Microcode Custom ASIC FPGAs x86 and ARM chipset and firmware security TPM UEFI TrustZone Secure Measured Boot JTAG PCIe Preferred Qualifications - 3 years of full software development life cycle including coding standards code reviews source control management build processes testing and operations experience - Bachelor s degree in computer science or equivalent - Preferred qualifications - o Masters or PhD - o Experience supporting shipping Android and Linux based IOT devices Our inclusive culture empowers Amazonians to deliver the best results for our customers If you have a disability and need a workplace accommodation or adjustment during the application and hiring process including support for the interview or onboarding process please visit for more information If the country region you re applying in isn t listed please contact your Recruiting Partner