Software Engineer, Kernel Development and Optimization
Tenstorrent6 months ago
Warsaw, Poland or Gdańsk, PolandEntry Level / Mid Level / Senior / Staff+
H1B Sponsor
Responsibilities
- Design, implement, and optimize performance-critical kernels for ML and HPC workloads.
- Own performance improvements from bottleneck identification through measurable throughput gains.
- Contribute to host-side orchestration code and parallelization strategies.
- Develop micro-benchmarks, regression tests, and tooling to maintain correctness and performance.
- Debug complex kernel and runtime issues in large codebases.
- Collaborate with compiler, runtime, ML, and hardware teams to integrate kernels into production systems.
Requirements
- Strong C++ systems engineering experience with performance-critical or low-level software.
- Ability to reason about concurrency, synchronization, latency hiding, and compute-versus-memory trade-offs.
- Data-driven approach using profiling and benchmarking results to guide optimization.
- Experience debugging complex runtime or kernel-level issues in large codebases.
- Ability to break down ambiguous performance problems into measurable experiments.
- Ability to design, implement, and optimize GPU-style kernels such as matrix multiplication, attention primitives, and data-movement operations.
- Ability to contribute to host-side orchestration code and parallelization strategies.
- Experience developing micro-benchmarks, regression tests, and tooling for correctness and performance.
- Ability to collaborate with compiler, runtime, ML, and hardware teams.
Benefits
- Hybrid work arrangement based in Warsaw or Gdansk, Poland
- Competitive compensation package and benefits
- Equal opportunity employer
About Tenstorrent
Tenstorrent is a next-generation computing company that builds computers for AI. Headquartered in the U.S. with offices in Austin, Texas, and Silicon Valley, and global offices in Toronto, Belgrade, Seoul, Tokyo, and Bangalore, Tenstorrent brings together experts in the field of computer architecture, ASIC design, RISC-V technology, advanced systems, and neural network compilers. Tenstorrent is backed by Eclipse Ventures and Real Ventures, Archerman Capital, Samsung Catalyst Fund, and Hyundai Motor Group among others. Join us: www.tenstorrent.com/careers.