Cheiron
cheiron.bio
Actively hiring
LLM & Generative AI
Medical AI
As featured in
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Overview
News
Technologies
Salaries
Products
People
Growth
Offices
Jobs
Financials
Funding and backers
Total raised
$8M
1 round on record
Latest round
$8M
Seed · Jul 2026 · 2 mo ago
Team
51-200
employees, estimated range
Hiring now
10
+4 posted in 30 days
Backers
1
Menlo Ventures
The money's age
Fresh money
2 months since the last round · and hiring
Momentum
51/100
hiring for its size, in the news, fresh money
Last sign of life
this month
a posting or a news item
Tractionpublic signals, read monthly
Web presence
top 7%
of 133.2M domains by links, Common Crawl
Funding rounds
| Round | Date | Amount | Investors | Source |
|---|---|---|---|---|
| Seed | Jul 2026 | $8M | Menlo Ventures lead | hitconsultant.net |
Backed byfrom the funds' portfolios and accelerator catalogs
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How Cheiron hires
Truth index
B 75/100
Ghost roles
0%
Stale roles
100%
Reposted roles
0%
Cheiron scores B on the Alion truth index (A is best, E worst), measured over 4 open roles re-checked against its own hiring board: 0% look like ghost listings, 100% 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
News
Cheiron Raises $8 Million Seed Round Led By Menlo Ventures For AI-Native Drug Development Platform
Cheiron has raised $8 million in seed funding to develop an artificial intelligence-native operating system for managing drug development programs. The round was led by Menlo Ventures, with backing and strategic support from investors and industry leaders
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Report
Cheiron Raises $8M Seed Led by Menlo Ventures to Build the Operating System for Drug Programs
Cheiron Raises $8M Seed Led by Menlo Ventures to Build the Operating System for Drug Programs
Read more
Report
Cheiron Raises $8M Seed Led by Menlo Ventures to Build the Operating System for Drug Programs
Cheiron Founders Cheiron co-founders (from left): Harshit Gupta, co-founder and chief technology officer; Minseok Bae, co-founder and CEO; and Jason Park, co-founder and chief product officer. LOS ALTOS, Calif., July 22, 2026 (GLOBE NEWSWIRE) -- Cheiron,
Read more
Report
Cheiron Raises $8M to Launch AI-Native the Operating System for Drug Programs
Cheiron raises an $8M seed round led by Menlo Ventures to build the first AI-native operating system for biopharma drug development programs.
Read more
Report
Tech stack
Technologies named in job postings at Cheiron over the last 12 months, by layer, with the share of postings for each.
Technologies in use
37
Postings analysed
13
Stack modernity
81/100AI adopter
Languages
Python38%
TypeScript31%
JavaScript23%
Frameworks & libraries
FastAPI38%
LangGraph31%
LangChain31%
React.js23%
Databases
PostgreSQL38%
Cloud & platforms
OpenAI15%
AWS15%
Kubernetes15%
Figma8%
AI & ML
LLM62%
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Full Cheiron tech stack
37 technologies · by team · pay by technology · changes · similar stacks
Salary insights
Compensation ranges based on this company's open jobs
Median
$110k
Typical range
$110k
Open positions
1
1
Jobs
Intern
100%
| Level | Jobs | Median | Typical range |
|---|---|---|---|
| Intern | 1 | $110k | $110k |
Highest paying role
Agent Engineering Intern (Los Altos)
$110k
Normalized to USD per year
Growth
Hiring Momentum
73/100
Growing
Open positions
10
4 opened / 4 closed in 30 days
Median time-to-fill
88 days
faster than 19% of the market
ATS activity
Every ~3 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.
Product
33% ▲
Early Careers
22% ▲
Backend
11% ▼
Management
11% ▼
Sales
11% ▼
Solutions
11% ▲
Actively hiring for Product (+3 in 30 days)
Activity Timeline
Added LLM Guardrails to stack
Sep 2026
Added Human-in-the-Loop to stack
Sep 2026
Added Agentic Workflows to stack
Sep 2026
Offices
Where the company hires and what each office is for
Cities
2
Hiring now
2
Countries
2
Busiest office
Los Altos
Loading the map
Headquarters
Builds here
Office with open vacancies
Tap a pin for the office
Los Altos
United States
Engineering / R&D
7 open roles 5 posted in 90 days 29% engineering 50-200 est. staff $110k Avg Salary
hires for Product, Backend, Early Careers
4970 El Camino Real, Suite 210,
Seoul
South Korea
Engineering / R&D
5 open roles 4 posted in 90 days 40% engineering 50-200 est. staff
hires for Backend, Design, Management
27, Teheran-ro 2-gil, Gangnam-gu, Seoul, Republic of Korea, 06241 (FastFive Gangnam 5, #1210)
Jobs
≈ $85k – $187k per year (Estimated) • In office • Full-Time • Los Altos
Cursor
Claude Code
LLM
Knowledge Graph
LLM Evaluation
Agentic Workflows
Apply
≈ $108k – $213k per year (Estimated) • In office • Full-Time • 3+ years exp • Los Altos
Cursor
Claude Code
LLM
Human-in-the-Loop
Knowledge Graph
LLM Evaluation
LLM Guardrails
Agentic Workflows
Apply
≈ $58k – $141k per year (Estimated) • In office • Full-Time • 5+ years exp • PhD • Seoul
Apply
In office • Full-Time • 2+ years exp • Seoul
Python
TypeScript
FastAPI
Databases
PostgreSQL
AI/ML
Cursor
LangGraph
LangChain
Claude Code
LLM
RAG
OpenAI
Apply
≈ $95k – $193k per year (Estimated) • In office • Full-Time • 2+ years exp • Los Altos
Python
JavaScript
TypeScript
FastAPI
Databases
PostgreSQL
AI/ML
Cursor
LangGraph
LangChain
Claude Code
LLM
RAG
Semantic Search
OpenAI
Semantic Search
Knowledge Graph
Frontend
React.js
Apply
≈ $97k – $196k per year (Estimated) • In office • Full-Time • 2+ years exp • Los Altos
Python
FastAPI
Databases
PostgreSQL
AI/ML
Cursor
LangGraph
LangChain
Claude Code
Function Calling
AI Agents
LLM
RAG
Semantic Search
Semantic Search
Tool Use
DevOps
Terraform
AWS
Kubernetes
Apply
In office • Full-Time • 2+ years exp • Seoul
Python
FastAPI
Databases
PostgreSQL
AI/ML
Cursor
LangGraph
LangChain
Claude Code
Function Calling
AI Agents
LLM
RAG
Tool Use
DevOps
Terraform
AWS
Kubernetes
Apply
Apply
Financials
Total raised
$8M
Latest round
Seed
Funding rounds
1
Funding rounds
| Round | Announced | Amount | |
|---|---|---|---|
| Seed | 2026 | $8M | Details |