Architecture Modeling Engineer (AI Accelerator)

Location: Paris offices or remote from North America. The listing also specifies an on-site location type for the Paris office option.

Company

hirify.global develops proprietary processors that fuse optical and CMOS technologies to improve AI computing performance.

What you will do

• Develop performance models to evaluate optical AI accelerator architecture choices and guide early design decisions.
• Analyze AI workloads, kernels, dataflows, and system bottlenecks with the software team.
• Model compute, memory, interconnect, and scheduling behavior with hardware architects.
• Lead performance studies and trade-off analyses across throughput, latency, utilization, bandwidth, and efficiency.
• Help define and validate the accelerator programming model and workload-mapping strategy.
• Optimize compute kernels and build simulation, profiling, and analysis tools for architecture exploration and software optimization.

Requirements

• Strong mathematical background in linear algebra, probability, numerical methods, and quantitative performance analysis.
• Strong knowledge of computer architecture, including compute pipelines, memory hierarchies, interconnects, and parallel execution.
• Strong C, C++, and Python programming skills.
• Experience analyzing and optimizing performance-critical kernels or low-level compute workloads.
• Good understanding of AI/ML workloads, tensor operations, data movement, and common execution patterns.
• Proficient English is required.

Nice to have

• Industry knowledge of AI hardware, GPUs, memory generations, and rack-scale computing.
• Experience building performance models, simulators, or analytical models for CPUs, GPUs, NPUs, or other accelerators.
• Experience with profiling, benchmarking, and identifying hardware or software performance bottlenecks.
• Experience with analog computing, in-memory computing, or heterogeneous systems.

Culture & Benefits

• Competitive cash compensation based on location, experience, and internal team pay levels.
• Meaningful stock option plan included in the majority of full-time offers.
• Healthcare coverage, including family-friendly options, and pension contributions.
• Professional development support and 25 days of paid time off in addition to public holidays.
• Ownership of a key technical domain with opportunities for vertical and horizontal growth.