FortyFive Labs
fortyfive.ai
Actively hiring
View 9 jobs
Claim pageClaim
Follow
Overview
Technologies
Salaries
Products
People
Growth
Offices
Jobs
Financials
How FortyFive Labs hires
Truth index
D 40/100
Ghost roles
100%
Stale roles
0%
Reposted roles
0%
FortyFive Labs scores D on the Alion truth index (A is best, E worst), measured over 13 open roles re-checked against its own hiring board: 100% look like ghost listings, 0% have gone stale and 0% are the same role posted again. It measures how much of what this employer publishes turns into a real, finite search - not the employer as a workplace. How the index is computed
Overview
Technology. Interested in joining our team? Send your CV, transcript, and availability to [email protected].
Tech stack
Technologies named in job postings at FortyFive Labs over the last 12 months, by layer, with the share of postings for each.
Technologies in use
25
Postings analysed
13
Stack modernity
70/100AI adopter
Languages
C++31%
Python23%
GLSL8%
HLSL8%
Frameworks & libraries
ROS23%
ROS223%
Unity23%
MuJoCo15%
Cloud & platforms
OpenAI100%
AI & ML
Gaussian Splatting8%
Sign in to see how your skills match this stack
Sign In
Full FortyFive Labs tech stack
25 technologies · by team · pay by technology · changes · similar stacks
Growth
Hiring Momentum
28/100
Slowing
Open positions
13
0 opened / 0 closed in 30 days
ATS activity
Every ~5 hours
Today
Hiring Dynamics
0%
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.
Backend
23% ▼
Product
15% ▼
Management
15% ▼
Games
8% ▼
Robotics
8% ▼
Leadership
8% ▼
Offices
Where the company hires and what each office is for
Cities
1
Hiring now
1
Countries
1
Busiest office
Mountain View
Mountain View
United States
HQ
13 open roles 38% engineering
hires for Backend, Product, Management
Jobs
≈ $163k – $301k per year (Estimated) · In office · Full-Time · 5+ years exp · Mountain View
Synthetic Data
OpenAI
Physical AI
Apply
≈ $163k – $301k per year (Estimated) · In office · Full-Time · 5+ years exp · Mountain View
Synthetic Data
OpenAI
Physical AI
Game Dev
Unity
Apply
≈ $104k – $252k per year (Estimated) · In office · Full-Time · Mountain View
Python
Synthetic Data
OpenAI
Physical AI
Game Dev
Unity
Unreal Engine
Shader Graph
HLSL
GLSL
Apply
≈ $159k – $327k per year (Estimated) · In office · Full-Time · 7+ years exp · Mountain View
C++
Synthetic Data
OpenAI
Physical AI
Robotics
ROS
ROS2
Sim-to-Real
Apply
≈ $179k – $367k per year (Estimated) · In office · Full-Time · 7+ years exp · Mountain View
Synthetic Data
OpenAI
Physical AI
Robotics
Isaac Sim
MuJoCo
Digital Twin
Apply
≈ $130k – $256k per year (Estimated) · In office · Full-Time · 3+ years exp · Mountain View
Python
C++
Synthetic Data
OpenAI
Physical AI
Robotics
ROS
ROS2
Apply
≈ $130k – $256k per year (Estimated) · In office · Full-Time · 3+ years exp · Mountain View
Python
C++
Reinforcement Learning
Synthetic Data
OpenAI
Physical AI
Robotics
PyBullet
Isaac Gym
Isaac Sim
MuJoCo
Isaac Lab
Sim-to-Real
Reinforcement Learning
Apply
≈ $131k – $257k per year (Estimated) · In office · Full-Time · 3+ years exp · Mountain View
JavaScript
Synthetic Data
Gaussian Splatting
OpenAI
NeRF
Physical AI
Frontend
Three.JS
Game Dev
Unity
Apply
≈ $133k – $255k per year (Estimated) · In office · Full-Time · 3+ years exp · Mountain View
C++
Synthetic Data
OpenAI
Physical AI
Robotics
ROS
ROS2
Sim-to-Real
Apply