About
Ben Koska is the founder of SF Tensor, where he works on GPU kernel optimization. The company builds software and infrastructure for high-performance AI and HPC workloads, including managed GPU orchestration, a kernel optimizer, and a programming language that abstracts hardware differences across vendors.
Founder at SF TensorYC F25
Intro paths
Ben went through Y Combinator (Fall 2025) — any YC alum in your network can reach them through the YC community.
Their group partner at YC was Harj Taggar, General Partner at Y Combinator — the partner who ran SF Tensor's batch and knows the company first-hand. YC profile ↗
In turn, Ben can intro founders to SF Tensor's investors below.
SF Tensor's investors · 1
Experience
- SF TensorCo-Foundercurrent2025 — present
Skills & more
+5 more
Big DataFinTechCompiler OptimizationCompetitive ProgrammingNetworkingLanguages English · German
From Ben's professional profile.
Frequently asked questions
- Who is Ben Koska?
- Ben Koska is the founder of SF Tensor, where he works on GPU kernel optimization. The company builds software and infrastructure for high-performance AI and HPC workloads, including managed GPU orchestration, a kernel optimizer, and a programming language that abstracts hardware differences across vendors.
- Where does Ben Koska work?
- Ben Koska is Founder of SF Tensor.
- What companies did Ben Koska found?
- Ben Koska founded SF Tensor.
- Where did Ben Koska go to school?
- Ben Koska studied at Y Combinator (F25 Batch); Z Fellows.
Founder mafias
Y Combinator mafia9,496
Also came through, then founded or led a company.
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Y Combinator mafia5,145
Also came through, then founded or led a company.
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Z Fellows mafia43
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Same school
Also attended Y Combinator2,000
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