Overview
News
Technologies
Salaries
Products
People
Growth
Jobs
Financials
Overview
River AI is an artificial intelligence company headquartered in Palo Alto, California, and founded in 2026 by xAI co-founder Igor Babuschkin. The company is building what it calls an open AI stack, spanning personal AI models, tooling for developers to train and serve their own models, and a custom system on chip with an onboard machine learning accelerator. It raised 1.1 billion dollars led by General Catalyst with strategic investment from NVIDIA and AMD Ventures.
News
Cannabis facility goes up in smoke near High River
Fire crews from several municipalities responded to a large structure fire at a cannabis facility in Aldersyde, Alta.
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Report
We replaced our ledger with two functions
We rebuilt the system that tracks every dollar and bitcoin at River and swapped it in live with zero downtime.
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Report
Brazil's President Lula hails oil discovery near Amazon river
Environmentalists have heavily criticised the exploratory drilling in the sea off the mouth of the Amazon.
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Report
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Technologies
Tech DNA
C++
Python
SystemVerilog
PyTorch
UVM
React Native
LLM
PEFT
AI/ML
C++
Python
Pre-training
CUDA Toolkit
PyTorch
LLVM
PyTorch C++
JAX
LLM
Fine-tuning
Reinforcement Learning
Function Calling
CI/CD
Diffusion Models
Multimodal AI
PEFT
RLHF
Transformers
Structured Outputs
Edge AI
InfiniBand
Post-training
SFT
Vector
QEMU
Kubernetes
Terraform
Hardware
SystemVerilog
Rust
SystemC
C
Verilog
Synopsys Fusion Compiler
Synopsys PrimeTime
GCC
Cadence Palladium
Cadence Protium
Formal Verification
Synopsys HAPS
Synopsys VC Formal
Synopsys ZeBu
UVM
Ansys RedHawk
Synopsys Verdi
Other
Perl
TypeScript
JavaScript
React.js
React Native
Stack modernity
78/100
How modern this stack is, based on technology relevance, AI adoption and the share of legacy tools.
In-demand technologies
Pre-training
11 jobs
Required
$420k
+14% vs market
C++
5 jobs
Required
$420k
+110% vs market
Python
4 jobs
Required
$420k
+133% vs market
CUDA Toolkit
3 jobs
Required
$420k
+60% vs market
PyTorch
3 jobs
Required
$420k
+87% vs market
PyTorch C++
2 jobs
Required
$420k
+74% vs market
LLVM
2 jobs
Required
$420k
+74% vs market
SystemVerilog
2 jobs
Required
$420k
+92% vs market
Salary medians are calculated from this company's open jobs and compared with the market.
Industry adoption
Python
19%
JavaScript
14%
CI/CD
14%
Kubernetes
13%
TypeScript
12%
LLM
12%
Share of companies in the same industry that use each technology.
Stack changes
SFT
Aug 2026
Post-training
Aug 2026
InfiniBand
Aug 2026
Function Calling
Aug 2026
Edge AI
Aug 2026
Structured Outputs
Aug 2026
Pre-training
Aug 2026
Transformers
Aug 2026
Technologies recently added to or removed from this company's stack - a signal of tech migrations and new initiatives.
NVIDIA
Qualcomm
Weekday
NXP Semiconductors
Intel Corporation
Micron Technology
Salary insights
Compensation ranges based on this company's open jobs
Median
$420k
Typical range
$300k – $420k
Open positions
10
10
Jobs
Staff
100%
| Level | Jobs | Median | Typical range |
|---|---|---|---|
| Staff | 10 | $420k | $300k – $420k |
Highest paying role
Member of Technical Staff, Hardware, Kernel Engineer (Custom Silicon)
$420k
Normalized to USD per year
Growth
Hiring Momentum
58/100
Growing
Open positions
11
0 opened / 0 closed in 30 days
ATS activity
Every ~2 days
08/31/2026
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.
Data Science
67% ▼
Hardware
33% ▼
Activity Timeline
Added SFT to stack
Aug 2026
Added Post-training to stack
Aug 2026
Added InfiniBand to stack
Aug 2026
Added Function Calling to stack
Aug 2026
Added Edge AI to stack
Aug 2026
Added Structured Outputs to stack
Aug 2026
Added Pre-training to stack
Aug 2026
Added Transformers to stack
Aug 2026
Added RLHF to stack
Aug 2026
Added PEFT to stack
Aug 2026
Added Multimodal AI to stack
Aug 2026
Added Diffusion Models to stack
Aug 2026
Jobs
$200k – $420k per year • In office • Bachelor's Degree • Palo Alto
Python
Rust
TypeScript
JavaScript
LLM
Pre-training
Structured Outputs
Function Calling
Frontend
React.js
Mobile
React Native
DevOps
CI/CD
Kubernetes
Terraform
Apply
Member of Technical Staff, Hardware, Kernel Engineer (Custom Silicon)
Verified live · 9 hours ago 17 days ago$200k – $420k per year • In office • 5+ years exp • Bachelor's Degree • Palo Alto
C++
CUDA Toolkit
Pre-training
DevOps
Vector
Apply
$200k – $420k per year • In office • 5+ years exp • Bachelor's Degree • Palo Alto
C++
LLVM
PyTorch C++
AI/ML
CUDA Toolkit
PyTorch
Pre-training
Apply
$200k – $420k per year • In office • 5+ years exp • Bachelor's Degree • Palo Alto
C++
SystemC
C
LLVM
C
GCC
AI/ML
CUDA Toolkit
Pre-training
DevOps
QEMU
Apply
≈ $131k – $333k per year (Estimated) • In office • Palo Alto
Pre-training
Apply
$200k – $420k per year • In office • Bachelor's Degree • Palo Alto
Diffusion Models
Fine-tuning
JAX
Multimodal AI
PEFT
PyTorch
Reinforcement Learning
RLHF
Transformers
Edge AI
Pre-training
Apply
$200k – $300k per year • In office • Bachelor's Degree • Palo Alto
Fine-tuning
LLM
Reinforcement Learning
Function Calling
Post-training
Pre-training
SFT
Apply
$200k – $420k per year • In office • Bachelor's Degree • Palo Alto
C++
Rust
PyTorch C++
AI/ML
JAX
PyTorch
InfiniBand
Pre-training
Apply
$200k – $420k per year • In office • 5+ years exp • Bachelor's Degree • Palo Alto
C++
Python
SystemVerilog
Verilog
Pre-training
Chips/EDA
Synopsys Fusion Compiler
Synopsys PrimeTime
Synopsys Verdi
Apply
Member of Technical Staff, Hardware, Physical Design Engineer
Verified live · 9 hours ago 21 day ago$200k – $420k per year • In office • 5+ years exp • Bachelor's Degree • Palo Alto
Python
Pre-training
Chips/EDA
Ansys RedHawk
Synopsys Fusion Compiler
Synopsys PrimeTime
Apply
Member of Technical Staff, Hardware, Design Verification Engineer
Verified live · 9 hours ago 21 day ago$200k – $420k per year • In office • 5+ years exp • Bachelor's Degree • Palo Alto
Perl
Python
SystemVerilog
Pre-training
DevOps
CI/CD
Chips/EDA
Cadence Palladium
Cadence Protium
Formal Verification
Synopsys HAPS
Synopsys VC Formal
Synopsys ZeBu
UVM
Apply