Overview
News
Technologies
Salaries
Products
People
Growth
Offices
Jobs
Financials

Investor profile

Venture capital
Investments
223
62 of them startups
Hiring now
74
6,606 open roles
Deals in 12 months
1
1 as the lead
Rounds in 12 months
20
$1.8B raised
Exits
68
Focusshare of its companies
Prescription Drugs 17%Oncology Therapeutics 12%Cell & Gene Therapy 9%Biologics & Biosimilars 8%Rare Disease Therapeutics 5%Drug Discovery 5%Immunology & Inflammation Therapeutics 5%Infectious Disease Therapeutics 4%
Where its companies are
United States 28%Switzerland 1%Denmark 1%United Kingdom 1%
Stage of its companies
Venture, series not stated 61%Series B 14%Series A 12%Series C and later 12%
Sources: its portfolio page, read Oct 2; 2 rounds in the press that name it

How RA Capital Management hires

Truth index
B 75/100
Ghost roles
0%
Stale roles
100%
Reposted roles
0%

RA Capital Management scores B on the Alion truth index (A is best, E worst), measured over 3 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

Overview

RA Capital Management is an evidence-based, multi-stage investor focused on healthcare, life sciences and planetary health. It invests across private and public markets, from company creation and early venture rounds to crossover and public equity positions in drug developers and platform companies. The firm was founded in 2004, is led by Peter Kolchinsky and is headquartered in Boston, Massachusetts.

News

News institutionalinvestor.com 30 days ago
RA Capital Management, Janus Henderson, Balyasny Back Reverse Merger of Biotech Company
A slew of hedge funds has lined up to support the reverse merger of two biopharma companies, one of which is a penny stock.Werewolf Therapeutics, a publicly traded company listed on Nasdaq, and privately held Ambros Therapeutics recently agreed to merge i
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News BioCentury 8 months ago
Kolchinsky:Policy constraints holding back biomedical innovation
In a candid interview with BioCentury, RA Capital Managing Partner Peter Kolchinsky warned that staffing losses and growing conservatism at FDA are slowing...
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News Pulse 2.0 1 year ago
RA Capital Management: $120 Million Planetary Health Fund Closed
RA Capital Management closed its inaugural Planetary Health Fund (PHF) with $120 millionto invest in high-growth companies that improve resource availability, energy innovation, and industrial productivity. The fund supports scalable solutions that enhanc
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News YahooFinance 2 years ago
RA Capital Management, L.P. Reduces Stake in Tyra Biosciences Inc
At Yahoo Finance, you get free stock quotes, up-to-date news, portfolio management resources, international market data, social interaction and mortgage rates that help you manage your financial life.
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News TechCrunch 2 years ago
Quilt, Furno Materials & RA Capital share the stage at Disrupt 2024
Paul Lambert of Quilt, Gurinder Nagra of Furno Materials & Brigid O'Brien of RA Capital join the Builder's Stage at TechCrunch Disrupt 2024. Register now.
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Tech stack

Technologies named in job postings at RA Capital Management over the last 12 months, by layer, with the share of postings for each.
Technologies in use
17
Postings analysed
2
Stack modernity
85/100AI adopter
Languages
Python
SQL
Databases
Snowflake
Cloud & platforms
Spark
AWS
Databricks
Developer tools
pySpark
Claude Code
AI & ML
LLM
Practices & domains
AI Agents
ETL/ELT
Embeddings
Knowledge Graph
Machine Learning
NLP
RAG
Agentic Workflows
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Salary insights

Compensation ranges based on this company's open jobs
Median
$180k
Typical range
$90k – $180k
Open positions
4
3 Jobs
Junior 66.7%
Middle 33.3%
Level Jobs Median Typical range
Junior 2 $180k $180k
Middle 1 $180k $180k
Highest paying role AI Engineer $180k
Normalized to USD per year

Growth

Hiring Momentum
63/100
Growing
Open positions
4
1 opened / 1 closed in 30 days
Median time-to-fill
569 days
faster than 6% of the market
ATS activity
Every ~20 hours
10/02/2026
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.
AI/ML
100% ▲
Activity Timeline
Added Windows to stack Sep 2026
Added Service Desk to stack Sep 2026
Added Machine Learning to stack Sep 2026
Added RAG to stack Sep 2026
Added NLP to stack Sep 2026
Added Knowledge Graph to stack Sep 2026
Added Embeddings to stack Sep 2026

Offices

Where the company hires and what each office is for
Cities
3
Hiring now
1
Countries
1
Busiest office
Boston
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Headquarters Builds here Office with open vacancies No open vacancies right now Tap a pin for the office
Boston United States
HQ
RA Capital Management
4 open roles 1 posted in 90 days 75% engineering 50% remote 200-500 est. staff $158k Avg Salary
hires for AI/ML, Data Science, Support
200 Berkeley St, Boston, 02116
seen since Mar 2025 careers board, company site, job postings
New York United States
Regional office
New York
600 Fifth Ave, 23
company site
San Francisco United States
Regional office
San Francisco
220 Halleck St, Suite 220, San Francisco, CA, 94129
company site

Jobs

$140k – $180k per year • Hybrid • 4+ years exp • Bachelor's Degree • Boston
Python
SQL
pySpark
AI/ML
Spark
Embeddings
AI Agents
NLP
LLM
RAG
Knowledge Graph
Machine Learning
Apply
$70k – $90k per year • Hybrid • Bachelor's Degree • Boston
Windows
Cybersecurity
Okta
Management
Google Workspace
Service Desk
Apply
$120k – $180k per year • Remote (United States) • 2+ years exp • Bachelor's Degree • Boston
Python
SQL
pySpark
Databases
Snowflake
Databricks
AI/ML
Spark
Claude Code
Agentic Workflows
DevOps
AWS
Analytics
ETL/ELT
Apply
$120k – $180k per year • Remote (United States) • 2+ years exp • Bachelor's Degree • Boston
Python
JavaScript
Claude Code
AI Agents
AWS Bedrock
PyTorch
Time Series Forecasting
Amazon SageMaker
OpenAI Codex
Machine Learning
DevOps
AWS
Kubernetes
Amazon ECS
Apply