SW engineer - AI frameworks
Semidynamics · Barcelona, Spain
You apply off-site, with the employer or the job board. I never handle applications.
ID: SW-AI
Description
Seynamics' software team is extending support for our hardware into the tools and frameworks that enable clients to deploy AI applications. We're looking for software developers with strong C++ experience in complex, multi-layered projects, ideally with exposure to the interface between hardware and software.
If you're passionate about performance, code quality, and solving complex technical challenges, you'll find real opportunities to grow here. You'll work side by side with our hardware and AI teams, with the chance to influence not just our software stack, but the direction of the hardware itself.
What You'll Do Design and build software components that integrate deeply with Se* ynamics hardware
- Work across multiple layers of complex systems, from low-level interfaces to higher-level frameworks
- Collaborate closely with hardware and AI teams to shape both software architecture and hardware capabilities
- Profile, debug, and optimize code for performance and reliability
Requirements
What You'll Bring
Required:* Strong experience with modern C++
- C programming experience
- Working knowledge of Python
- Experience with Linux environments
- Multithreading experience
- Software profiling and debugging (gdb)
- Strong problem-solving skills and attention to detail
- English proficiency at C1 level
Nice to Have:* PyTorch dispatcher/ATen internals
- vLLM
- SGLang
- CMake
- LLVM/GCC
- Hardware/software interfacing experience
- Multi-GPU deployment
- C/C++ and Python interoperability (pybind11)
- ONNX Runtime execution provider (EP) registration
- Open source contributions
- CUDA/ROCm
- AI kernel development
- Bare-metal programming
- AI application development
- Workload analysis
Why Seynamics?* Join one of Europe's most promising deep-tech semiconductor scale-ups
- Accelerated career development path
- Hybrid model: 4 days/week at our Barcelona city-center office, 1 day WFH
- 1 week per year of "work from anywhere in the world"
- Competitive compensation package
MID
SENIOR