DSP Engineer

1ST-RECRUIT LLC, An E-Verified Company; Palo Alto (CA); Presencial; USD 120.000 - 180.000; Jornada completa

Descripción de la vacante

1ST-RECRUIT LLC in Palo Alto, California, seeks an experienced Embedded Audio DSP Software Engineer to develop, optimize, and integrate real-time audio processing for in-vehicle infotainment systems. Strong C/C++ skills and expertise in speech processing are essential, with hands-on Linux audio (ALSA).

You will implement voice communication, beamforming, AEC, and microphone-array processing, ensuring high-quality audio and seamless hardware integration across embedded platforms in an automotive

Formación

• Strong hands-on experience in audio DSP and speech signal processing.
• Proficiency in Embedded C/C++ and real-time software development.
• Solid understanding of Linux audio architecture, specifically ALSA.
• Experience with microphone-array processing and speech enhancement algorithms.
• Knowledge of audio post-processing pipelines and system integration.

Responsabilidades

• Develop and optimize real-time audio processing software for automotive infotainment systems.
• Implement voice communication, voice recognition, and microphone-array processing solutions.
• Develop and integrate audio algorithms, including AEC, beamforming, noise reduction, VAD, AGC, and speech enhancement.
• Implement audio playback features such as mixing, routing, equalization, filtering, gain control, and sample-rate conversion.
• Collaborate with hardware, system integration, and QA teams to ensure performance, reliability, and audio quality.
• Perform debugging, testing, tuning, and validation of embedded audio software.

Conocimientos

Audio DSP

Embedded C/C++

Real-time OS

ALSA/Linux

Mic Array processing

Speech enhancement

Beamforming

Herramientas

Audio Weaver

HATS

HEAD acoustics

Audio Precision

Descripción del empleo

Embedded Audio DSP Software Engineer – Automotive Domain

Job Description

We are seeking an experienced Embedded Audio DSP Software Engineer to develop, optimize, and integrate real-time audio processing solutions for in-vehicle infotainment (IVI) systems. The ideal candidate will have strong C/C++ programming skills, expertise in speech processing algorithms, and hands-on experience with Linux audio architecture.

Key Responsibilities

• Develop and optimize real-time audio processing software for automotive infotainment systems.
• Implement voice communication, voice recognition, and microphone-array processing solutions.
• Develop and integrate audio algorithms, including AEC, beamforming, noise reduction, VAD, AGC, and speech enhancement.
• Implement audio playback features such as mixing, routing, equalization, filtering, gain control, and sample-rate conversion.
• Collaborate with hardware, system integration, and QA teams to ensure performance, reliability, and audio quality.
• Perform debugging, testing, tuning, and validation of embedded audio software.

Required Qualifications

• Strong hands-on experience in audio DSP and speech signal processing.
• Proficiency in Embedded C/C++ and real-time software development.
• Strong understanding of Linux audio architecture, particularly ALSA.
• Experience with microphone-array processing and multiple speech enhancement algorithms.
• Knowledge of audio post-processing pipelines and system integration.

Preferred Qualifications

• Automotive or IVI platform development experience.
• Experience with DSP Concepts Audio Weaver (AWE).
• Knowledge of deep learning-based speech enhancement or hybrid DSP/ML solutions.
• Experience with acoustic testing and measurement tools such as HATS, HEAD acoustics, and Audio Precision.