You will lead the development of high-performance systems-level components for a category-defining speech enhancement platform. This role focuses on optimizing core SDK runtime engines, managing C/C++ interoperability, and ensuring low-latency real-time inference. Your work will provide the technical foundation for studio-quality voice technology used by hundreds of thousands of developers and creators worldwide.
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Berlin, GermanyNot Disclosed + Equity
Senior Systems Software Engineer at fast-growing generative audio startup
Are you a Rust expert passionate about the intersection of systems programming and audio? This fast-growing generative audio startup is looking for a Senior Systems Software Engineer to own the core SDK that powers studio-quality speech enhancement for millions of users. Based in Berlin, you will work alongside world-class ML experts to solve complex challenges in real-time inference, FFI design, and low-latency digital signal processing. If you want to build the foundational quality layer for the Voice AI era and enjoy a high-ownership startup culture with early-stage equity, this is your chance to make a massive technical impact.
Overview
Role overview
Company
About the company
Fast-growing generative audio startup
Responsibilities
What you will do
- Design and optimize systems-level SDK components and real-time inference engines for maximum performance and stability.
- Maintain and expand public C APIs and language bindings for Python, C++, and WASM to ensure cross-platform consistency.
- Build robust testing pipelines and telemetry systems to validate real-time constraints and numerical correctness in production.
Candidate profile
Who this is a fit for
- Professional experience in systems programming with Rust and a strong understanding of FFI, ABIs, and C/C++ interoperability.
- Proven track record of building and maintaining performance-critical SDKs or runtimes for external developer use.
- Familiarity with digital signal processing (DSP) or ML inference runtimes within latency-sensitive, real-time environments.
What makes it remarkable
Why this role is remarkable
- Work on cutting-edge Rust and DSP applications that process millions of audio files for a global user base.
- Join a well-funded startup backed by top-tier VCs at a pivotal moment of product innovation and growth.
- High-impact ownership of a core SDK that serves as the essential quality layer for the future of Voice AI.
Jack & Jill
How Jack & Jill work together
I get to know what you’re great at, then find roles you’d never find yourself.Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.
I recruit from Jack’s network and make the intro when I spot a great match.And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.
Meet Jack
Jack gets to know what you're great at and what you want next, then searches 14 million jobs daily and introduces you directly to hiring managers.
How does this work?
Jack's an AI agent for job searching and career coaching. He works for you.
Jill is the AI recruiter working for the company. She recruits from Jack's network.
If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.
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