Build AI
AI Training Data & Annotation
12open roles
$250kmedian advertised pay
Growinghiring pace, 65 of 100
200+team · employees, estimated range
Overview
About Build AI. Build AI is the data hyperscaler for Physical AI. We're vertically integrated across hardware, manufacturing, logistics, collection, and model training to scale the physical labor dataset orders of magnitude more than anyone in the world.
Funding and backers
Team
201-500
employees, estimated range
Hiring now
25
+1 posted in 30 days
Momentum
27/100
hiring for its size, a new city, in the news
Last sign of life
1 mo ago
a posting or a news item
Tractionpublic signals, read monthly
Web presence
top 6%
of 133.2M domains by links, Common Crawl
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Jobs
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$6k per year · Hybrid · Full-Time · India
Python
JavaScript
TypeScript
PostgreSQL
AI/ML
Claude
Frontend
React.js
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$200k – $320k per year · In office · Full-Time · San Francisco
Python
Rust
C++
Claude
Quantization
JAX
TensorRT
PyTorch
CUDA
MLIR
Apache TVM
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$45k – $90k per year · In office · Full-Time · Shenzhen
Python
Rust
C++
Claude
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$150k – $250k per year · In office · Full-Time · San Francisco
Claude
Design
Figma
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$180k – $280k per year · In office · Full-Time · San Francisco
Claude
Apply
$250k – $500k per year · In office · Full-Time · San Francisco
Claude
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$220k – $350k per year · In office · Full-Time · San Francisco
Python
Claude
DevOps
GCP
AWS
Kubernetes
Linux
Analytics
ETL/ELT
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$180k – $300k per year · In office · Full-Time · San Francisco
Python
TypeScript
Claude
OpenAI Codex
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$180k – $300k per year · In office · Full-Time · San Francisco
Python
Claude
DevOps
Linux
Apply
$180k – $300k per year · In office · Full-Time · 1+ year exp · San Francisco
Python
Go
JavaScript
TypeScript
C++
Claude
Frontend
React.js
DevOps
Linux
Apply
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Salary insights
Compensation ranges based on this company's open jobs
Median
$250k
Typical range
$6k – $525k
Open positions
25
15
Jobs
Intern
6.7%
Junior
13.3%
Senior
6.7%
Staff
13.3%
Architect
60%
| Level | Jobs | Median | Typical range |
|---|---|---|---|
| Intern | 1 | $144k | $144k |
| Junior | 2 | $240k | $180k – $300k |
| Senior | 1 | $180k | $180k |
| Staff | 2 | $325k | $300k – $350k |
| Architect | 9 | $300k | $6k – $525k |
Highest paying role
Head of Sales
$525k
Normalized to USD per year
All salaries at Build AI
By role, level and city, against the market · 25 jobs with pay
Growth
Hiring Momentum
65/100
Growing
Open positions
25
1 opened / 1 closed in 30 days
Median time-to-fill
24 days
faster than 53% of the market
ATS activity
Every ~5 hours
11/05/2026
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.
Backend
15%
Legal
11% ▼
Sales
11% ▲
AI/ML
7% ▼
Leadership
7% ▲
HR
7% ▲
Activity Timeline
Added GD&T to stack
Oct 2026
New location: India
Oct 2026
Added PostgreSQL to stack
Oct 2026
Added MiniMax to stack
Oct 2026
Added DeepSeek to stack
Oct 2026
Removed Rest API from stack
Sep 2026
Added Rest API to stack
Sep 2026
Tech stack
Technologies named in job postings at Build AI over the last 12 months, by layer, with the share of postings for each.
Technologies in use
33
Postings analysed
27
Stack modernity
86/100AI adopter
Languages
Python26%
C++11%
TypeScript11%
Rust7%
Frameworks & libraries
PyTorch7%
React.js7%
CUDA4%
JAX4%
Databases
PostgreSQL4%
Cloud & platforms
Linux11%
Figma4%
GitHub4%
arXiv4%
AI & ML
Claude100%
DeepSeek4%
MiniMax4%
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Full Build AI tech stack
33 technologies · by team · pay by technology · changes · similar stacks
News
Build AI into the Flow of Teamwork
You may use AI throughout your individual workday, then leave it behind when you enter a team meeting. That's a missed opportunity. AI can improve the work that happens before, during, and after a discussion. The key is to give it a deliberate role at eac
Read more
Report
Ray Kump (@RayKump) on X
We have to build AI that murders us, because if we don't, China will build it first, and I don't want to get murdered by a computer that speaks Chinese. That would be ridiculous.
Read more
Report
How to How to build an AI-powered SOC
AI can transform security operations, but only when it has complete, clean, governed telemetry to work with. This solution brief presents a practical framework for modernizing the data foundation beneath your security stack, helping teams improve detectio
Read more
Report
The Three Ways People Build AI Agent Systems: From Fixed Workflows to Concurrent Collectives
Every agent system in production is a chain, a graph, or an event-driven collective - and most teams never chose. A taxonomy of the three architectures, the ceiling of each, and the story of a planner that died mid-thought because half our system was stil
Read more
Report
OpenAI researcher Naomi Bashkansky resigns to build AI that can read thoughts
OpenAI researcher Naomi Bashkansky has left the company to join startup Conduit, where she will work on AI that turns thoughts into text. Her exit adds to the growing list of former OpenAI researchers leaving to build ambitious AI startups, including Ilya
Read more
Report
Trustcraft: How we build AI products at Vanta
Here's how Vanta builds AI products customers can stake their compliance programs on-from the Trust Graph and GRC-calibrated evals to traceability, dogfooding, and the discipline to say no to AI sprinkle.
Read more
Report
Roblox will let people use AI to make games on their phone
Roblox Build is a new feature coming to Roblox that will let players make games using AI prompts right inside the main mobile app.
Read more
Report
How to build AI agents business teams want
Decide if the job needs an agent. Interview the people who do it. Prototype from their answers. Hand your AI team a buildable spec. Start version one on the work nobody wants.
Read more
Report
Mercor acquires Deeptune to build AI training environments
Mercor's five million experts plus Deeptune's platform make it possible to build realistic training environments across more industries and roles.
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Show more news
Offices
Where the company hires and what each office is for
Cities
2
Hiring now
2
Countries
2
Busiest office
San Francisco
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Headquarters
Builds here
Office with open vacancies
Tap a pin for the office
San Francisco
United States
HQ
16 open roles 18 posted in 90 days 38% engineering 200-500 est. staff $294k Avg Salary
hires for Backend, AI/ML, Legal
Shenzhen
China
Plant / site
7 open roles 7 posted in 90 days 14% engineering 50-200 est. staff $233k Avg Salary
hires for Operations, Hardware, Leadership





