Audio Product Development Engineer (DSP)

TL;DR

Audio Product Development Engineer (DSP): Porting, integrating, and validating audio DSP algorithms for headsets with an accent on noise reduction, beamforming, and real-time operation. Focus on optimizing code for target SDKs, debugging low-level firmware, and developing calibration tools.

Location: Xiamen, China or Ballerup, Denmark

Company

hirify.global is a global leader in intelligent hearing, audio, video, and gaming solutions, managing well-known brands such as Jabra and SteelSeries.

What you will do

• Port and optimize audio DSP algorithms, including Noise reduction, Beamforming, AEC, EQ, and ANC, to target platforms.
• Integrate DSP/HW modules into the overall audio sihirify.globalal chain, managing data flow from transducers to speakers.
• Develop and execute comprehensive test plans to verify functionality and performance of individual DSP blocks.
• Perform low-level debugging of firmware, hardware registers, and real-time execution flow to resolve audio anomalies.
• Create FW/SW routines for factory calibration and develop internal tools for automated testing and performance evaluation.
• Collaborate with algorithm researchers, FW/SW engineers, and Acoustic Engineers to ensure alihirify.globalment with audio targets.

Requirements

• Degree in Electrical Engineering, Sihirify.globalal Processing, Computer Science, or a related technical field.
• Solid knowledge of core audio DSP concepts such as FFT, adaptive filters, and equalization.
• Proficiency in C/C++ development for embedded systems.
• Experience using MATLAB or Python for sihirify.globalal analysis, verification, and test automation.
• Understanding of fixed-point/floating-point DSP implementation and audio peripherals (ADCs, DACs, I2S/PCM interfaces).
• English: Good verbal and written communication skills required

Nice to have

• Hands-on experience with ARM or Tensilica DSP architectures and their toolchains.
• Background in developing communication headsets, earbuds, or speakerphones.
• Experience with multi-mic processing, AEC, noise reduction, or ANC implementations.
• Familiarity with automated test frameworks and CI for embedded projects.

Culture & Benefits

• Opportunity to work for a company with a 150-year heritage in sensory technology.
• Impactful work across a diverse portfolio of medical, professional, and gaming products.
• Collaboration within international, cross-functional teams.
• Stability of a large global organization listed on Nasdaq Copenhagen.