DSP / Audio Signal Processing Engineer

Quick Facts

• Remote (100%)
• Full-time B2B contract

Description

We are looking for an experienced DSP / Audio Signal Processing Engineer to develop, integrate, and test advanced digital audio signal processing algorithms. You will work with existing DSP architectures and audio processing pipelines, analyze signal flows, and improve audio processing performance and quality.

Responsibilities

• Develop, implement, and optimize DSP algorithms using C/C++
• Work with existing audio processing architectures and signal flow diagrams
• Integrate and modify DSP components within audio processing pipelines
• Implement and improve algorithms for filtering, equalization, gain control, and related audio processing functions
• Analyze interactions between DSP algorithms across processing stages
• Test, debug, and validate DSP implementations
• Investigate audio quality, performance, and system behavior issues
• Collaborate with engineering teams on technical improvements and implementation decisions
• Support troubleshooting and verification of audio processing solutions

Requirements

• Strong theoretical and practical knowledge of DSP
• Commercial C/C++ implementation experience for DSP algorithms
• Understanding of digital signal representation, sampling, filtering, and DSP fundamentals
• Experience with digital filter design and implementation
• Understanding of floating-point and fixed-point arithmetic for DSP
• Practical experience with at least some of: digital filtering/equalization, AGC, noise reduction/noise suppression, AEC, adaptive filtering, beamforming, VAD, audio mixing and gain processing
• Ability to interpret DSP block diagrams, signal flow architectures, and processing chains
• Experience integrating/modifying/debugging signal processing components
• Ability to translate DSP concepts and mathematical models into working software
• Experience testing and troubleshooting DSP-based systems
• Strong analytical and problem-solving skills; ability to work independently and quickly learn existing solutions
• Good English communication skills

Benefits

• B2B contract
• Fully remote work
• Opportunity to work on technically challenging DSP and audio engineering projects with advanced signal processing algorithms