Firmware Audio Engineer

2 weeks ago

Thane MH IN Qode Full time

We are seeking a highly experienced Firmware Engineer with 8 years of hands-on experience inembedded audio software development including Bluetooth audio low-power design andaudio signal processing This is a critical role in our hardware-software co-development team where your expertise will directly impact the performance and user experience of our AR VR smartglasses and immersive systems In this role you will work on Bluetooth audio protocols embedded DSP optimization noisecancellation algorithms and real-time streaming pipelines while collaborating closely withhardware product and design teams Your work will drive the core embedded intelligence ofour next-generation devices Top 3 Daily Tasks Develop and optimize embedded audio firmware using C C ensuring efficientperformance low power consumption and real-time audio processing Work on Bluetooth audio protocols A2DP AVRCP HFP BLE profiles HAP TMAP HAS PBP and audio codec integration SBC AAC aptX LC3 Collaborate with hardware and systems teams to integrate microphones speakers amplifiers and other peripherals via interfaces such as I2S UART and SPI Full-Stack AwarenessWhile your primary focus will be firmware and embedded systems awareness of system-levelsoftware integration cloud BLE connectivity and app-level coordination will be a plus indelivering robust end-to-end solutions Must haves- Strong command of Embedded C C including memory management real-timeprogramming and hardware abstraction Deep understanding of Bluetooth architecture audio profiles A2DP AVRCP HFP BLEfeatures HAP TMAP HAS and advanced Bluetooth technologies like Angle of Arrival AoA and Angle of Departure AoD Hands-on experience with audio codecs SBC AAC aptX and LC3 Familiarity with noise reduction techniques such as ENC Environmental NoiseCancellation and ANC Active Noise Cancellation Proficiency with tools and methods for debugging testing and performance optimizationof embedded systems Nice to haves- Working with embedded Linux or RTOS-based environments Integrating Bluetooth stacks from Nordic nRF52 Qualcomm CSR or Broadcomchipsets Handling audio streaming buffer management latency reduction and audio qualityassurance We need someone who can join in 20 days max Bluetooth sniffing and traffic analysis using tools like Ellisys Frontline or similar Audio quality testing Evaluating latency jitter and fidelity across Bluetooth audio profiles Power optimization and low-power system design for wearable portable applications Working in Agile teams using Git CI CD and writing clear technical documentation andtest automation scripts

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