SW engineer - AI frameworks

Semidynamics; Cataluña; Híbrido; EUR 55.000 - 95.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

Hybrid Barcelona office

1 week per year work from anywhere

Career development path

Competitive compensation

Descripción de la vacante

Semidynamics’ software team is expanding support for our hardware into AI deployment tools. We’re seeking software developers with strong C++ experience in complex, multi-layered projects, ideally with exposure to the hardware–software interface.

Join us to work with hardware and AI teams, influence our software stack and even hardware direction, while sharpening performance, code quality and reliability across layers.

Formación

• Proven experience with modern C++ in large, multi-layered projects.
• Proficiency in C programming and strong Python basics.
• Experience working with Linux environments and multithreading.
• Experience with profiling and debugging using gdb.

Responsabilidades

• Design and build software components that integrate with Semidynamics hardware.
• Work across layers from low-level interfaces to high-level frameworks.
• Collaborate with hardware and AI teams to influence software and hardware direction.
• Profile, debug, and optimize code for performance and reliability.

Descripción del empleo

Semidynamics' 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 Semidynamics 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 Semidynamics?

• 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