SF Tensor
sf-tensor.com
Actively hiring
Cloud Platforms (IaaS & PaaS)
AI Compute & Inference
View 6 jobs
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Overview
News
Technologies
Salaries
Products
People
Growth
Offices
Jobs
Financials
Funding and backers
Hiring now
7
+1 posted in 30 days
Backers
1
Y Combinator
Momentum
6/100
hiring for its size
Last sign of life
this month
a posting or a news item
The story so fareach stage dated by its source: the company's releases, the press, registers, filings
Tractionpublic signals, read monthly
Web presence
top 7%
of 133.2M domains by links, Common Crawl
Hacker News stories
1
best: 3 points
Backed byfrom the funds' portfolios and accelerator catalogs
Y Combinator Investors in similar startupsfunds that back the companies most like this one
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Overview
Train the models only you can build. SF Tensor provides one optimized, cross-vendor training stack for enterprise post-training and frontier pre-training.
News
Reverse-Engineering the B200's Tensor Core, One Bit at a Time
A bit-exact software model of NVIDIA Blackwell's tcgen05.mma instruction, reverse-engineered from B200 measurements across 46 validated datapaths.
Read more
Report
Tech stack
Technologies named in job postings at SF Tensor over the last 12 months, by layer, with the share of postings for each.
Technologies in use
54
Postings analysed
7
Stack modernity
63/100AI adopter
Languages
C++
Rust
Sass
C
Frameworks & libraries
MLIR
CUDA
JAX
PyTorch
Cloud & platforms
AWS
Kubernetes
Linux
Perplexity
AI & ML
LLM
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Full SF Tensor tech stack
54 technologies · by team · pay by technology · changes · similar stacks
Salary insights
Compensation ranges based on this company's open jobs
Median
$315k
Typical range
$275k – $315k
Open positions
7
7
Jobs
Staff
100%
| Level | Jobs | Median | Typical range |
|---|---|---|---|
| Staff | 7 | $315k | $275k – $315k |
Highest paying role
Member of Technical Staff, Sandbox Infrastructure
$315k
Normalized to USD per year
All salaries at SF Tensor
By role, level and city, against the market · 7 jobs with pay
Growth
Hiring Momentum
51/100
Stable
Open positions
7
0 opened / 0 closed in 30 days
ATS activity
Every ~4 hours
Today
Hiring Dynamics
+100%
Hiring Focus
The percentage next to each role is its share of the company's job openings over the last 90 days; the arrow shows the shift versus the previous period.
AI/ML
86% ▼
Finance
14% ▲
Activity Timeline
Added Linux to stack
Sep 2026
Offices
Where the company hires and what each office is for
Cities
1
Hiring now
1
Countries
1
Busiest office
San Francisco
San Francisco
United States
HQ
7 open roles 7 posted in 90 days 86% engineering $309k Avg Salary
hires for AI/ML, Finance
Jobs
$275k – $315k per year • In office • Full-Time • San Francisco
Quantization
JAX
Knowledge Distillation
Function Calling
PyTorch
Synthetic Data
DPO
SFT
PPO
GRPO
Post-training
TPU
AWS Trainium
LLM Evaluation
Speculative Decoding
Model Distillation
Apply
$275k – $315k per year • In office • Full-Time • San Francisco
Embeddings
RLHF
Reinforcement Learning
JAX
Function Calling
AI Agents
PyTorch
LLM
Triton
Post-training
Pre-training
TPU
AWS Trainium
MLIR
Apache TVM
XLA
Reward Modeling
Robotics
Reinforcement Learning
Apply
$225k – $275k per year • In office • Full-Time • San Francisco
JavaScript
Weights & Biases
Perplexity
Ray
TPU
AWS Trainium
Frontend
Next.js
React.js
DevOps
SLURM
AWS
Kubernetes
Design
Figma
Apply
$285k – $315k per year • In office • Full-Time • San Francisco
C
C++
MPI
C++
LLVM
AI/ML
CUDA
Post-training
Pre-training
TPU
InfiniBand
NVLink
ROCm
AWS Trainium
MLIR
Frontend
Sass
Mobile
Metal
DevOps
HPC
Apply
$285k – $315k per year • In office • Full-Time • San Francisco
Rust
C++
LLVM
AI/ML
CUDA
Triton
Post-training
Pre-training
TPU
ROCm
AWS Trainium
MLIR
Apache TVM
XLA
Frontend
Sass
Management
Notion
Apply
$275k – $315k per year • In office • Full-Time • San Francisco
Rust
C++
Post-training
TPU
NCCL
InfiniBand
NVLink
AWS Trainium
DevOps
KVM
QEMU
Linux
Management
Notion
Apply