LLVM / MLIR Compiler Architect - Photonic Computing (f/m/d)
Key Skills for This Role
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Your mission
Design, lead, and deliver the Q.ANT compiler stack - shape the LLVM/MLIR-based compilation framework for photonic computing
Define the MLIR dialect for Q.ANT and build the path into the hardware interfaces and co-design the system architecture and Instruction Set Architecture (ISA)
Shape the hardware design point to ensure large parts of algorithms can execute on-device with high parallelism, low latency, and maximum utilization
Provide technical guidance to algorithm and application teams - help internal teams develop and optimize high-performance compute kernels for photonic execution
Drive profiling and performance analysis - analyze compiler-generated code to identify bottlenecks and optimization opportunities
Lead collaboration with external partners and internal teams (system engineering, architecture, ASIC design) - coordinate compiler stack development while ensuring cohesive design across the hardware/software stack
Contribute to Q.ANT's Open Source initiatives - engage with the LLVM/MLIR community and Open Source development practices
Your profile
- 5+ years building compilers (LLVM/MLIR) and co-designing hardware architectures, including profiling and performance analysis of compiler-generated code
- Deep expertise in systems architecture, programming languages, and AI/scientific computing algorithms - you understand how compute architectures work and what algorithms need from hardware
- Master's degree or PhD in Computer Science, Computer Engineering, or related field; equivalent industry experience considered
- Fluent in English; German language beneficial
- Experience with novel or heterogeneous compute architectures (GPUs, TPUs, FPGAs, custom accelerators) is a plus
- Hands-on experience defining MLIR dialects and contributing to LLVM/MLIR Open Source projects is a plus
- Experience with AI frameworks (PyTorch, JAX, TensorFlow) and parallel programming (OpenMP, MPI) is a plus
- Background in photonics is beneficial (but not required)
Why us?
Make impact at scale: Help solve one of computing's biggest challenges - making growing demand in compute and sustainability go hand in hand
Work on the leading edge: Photonic AI acceleration technologies that will define the next decade of computing - already validated in production HPC environments
Own your work from day one: Shape design and code of software, client solutions, and public collaterals on your own, with direct impact on product success and the future of AI infrastructure
Fast-track your growth: Work on challenges with few industry precedents - every problem you solve becomes new institutional knowledge and potentially industry-defining IP
Be the multiplier: Your work enables entire developer communities and directly helps clients succeed with photonic computing
World-class team: Collaborate alongside a passionate, international, cross-functional team of experts in photonics, processor design, and AI software
Direct access to leadership: Work closely with the company's founders, including CEO Dr. Michael Förtsch, and the Q.ANT senior leadership team
Collaborative culture: Innovative work environment that values technical excellence, open communication, and pragmatic problem-solving
Be part of history: Join at the inflection point where photonic computing transitions from research to mainstream - your contributions will shape this transformation
About Q.ANT
Developing photonic processors for energy-efficient computing and AI.
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