Overview
Technologies
Salaries
Products
People
Growth
Offices
Jobs
Financials

Overview

GRAIL is a healthcare and biotechnology company headquartered in Menlo Park, California, and founded in 2016. The company develops and commercializes the Galleri multi-cancer early detection test, which uses next-generation sequencing and machine learning to identify signals from over 50 types of cancer through a single blood draw. It operates as an independent publicly traded entity following its spin-off from Illumina, focusing on clinical research and partnerships with healthcare systems and biopharmaceutical companies primarily in the United States and United Kingdom.

Tech stack

Technologies named in job postings at GRAIL over the last 12 months, by layer, with the share of postings for each.
Technologies in use
101
Postings analysed
23
Stack modernity
82/100AI adopter
Languages
Python83%
SQL35%
TypeScript30%
C++26%
Frameworks & libraries
LangChain13%
React.js13%
PyTorch9%
PyTorch C++9%
Databases
Snowflake17%
Amazon Redshift13%
PostgreSQL9%
Apache Iceberg4%
Cloud & platforms
AWS65%
Kubernetes30%
Tableau26%
Power BI22%
AI & ML
LLM9%
Claude4%
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Full GRAIL tech stack 101 technologies · by team · pay by technology · changes · similar stacks

People

Jeffrey Huber
Director
William Rastetter
Director
Jennifer Cook
Executive Officer, Director
Hans Bishop
Executive Officer, Director
Aaron Freidin
Executive Officer
Josh Ofman
Executive Officer
Robert Ragusa
Executive Officer, Director
Richard Klausner
Director
Robert Nelsen
Director
Jose Baselga
Director
Kaye Foster
Director
Brook Byers
Director
Names and roles come from public filings, company registers and the company's own site. Is this you? Correct or remove · How we handle this data

Growth

Hiring Momentum
67/100
Growing
Open positions
18
1 opened / 15 closed in 30 days
Median time-to-fill
51 days
faster than 30% of the market
ATS activity
Every ~7 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.
Backend
25% ▼
Data Science
13%
Sales
9% ▲
Industrial Engineering
9% ▼
Leadership
6% ▼
Networking
6% ▼
Activity Timeline
Added Windows to stack Sep 2026
Added VPN to stack Sep 2026
Added PKI to stack Sep 2026
Added OSPF to stack Sep 2026
Added Linux to stack Sep 2026
Added DNS to stack Sep 2026
Added DHCP to stack Sep 2026
Added BGP to stack Sep 2026
Added Active Directory to stack Sep 2026
Added Machine Learning to stack Sep 2026
Added Scrum to stack Sep 2026
Added Agile to stack Sep 2026

Offices

Where the company hires and what each office is for
Cities
3
Hiring now
2
Countries
1
Busiest office
Sunnyvale
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Headquarters Builds here Office with open vacancies No open vacancies right now Tap a pin for the office
Menlo Park United States
HQ
Sunnyvale United States
Corporate office
10 open roles 12 posted in 90 days 30% engineering 10% remote 1000-5000 est. staff
hires for Backend, HR, Public Policy
seen since Jun 2026 job postings
Durham United States
Engineering / R&D
5 open roles 11 posted in 90 days 60% engineering 500-1000 est. staff
hires for Science & Research, Industrial Engineering, Networking
seen since May 2026 job postings
Earlier presence
Washington, United States 4 open roles · last posting Jul 2026
London, United Kingdom 1 open roles · last posting Jul 2026
Fort Lauderdale, United States 1 open roles · last posting Sep 2026

Jobs

≈ $179k – $337k per year (Estimated) • Hybrid • Full-Time • 15+ years exp • Bachelor's Degree • Sunnyvale
Java
Spring Boot
Spring MVC
Databases
Snowflake
Databricks
Apache Iceberg
ElasticSearch
AI/ML
Spark
LLM
RAG
Semantic Search
Semantic Search
DevOps
Terraform
Ansible
CI/CD
Jenkins
AWS
Platform Engineering
Cybersecurity
GDPR
HIPAA
Analytics
ETL/ELT
AWS Glue
Management
Agile
Scrum
Apply
≈ $96k – $196k per year (Estimated) • Hybrid • 4+ years exp • Bachelor's Degree • Sunnyvale
Python
Go
Java
TypeScript
C++
Gradle
C++
CMake
DevOps
GitHub Actions
GitLab CI
CI/CD
Jenkins
AWS
Kubernetes
Platform Engineering
Bazel
Apply
≈ $75k – $179k per year (Estimated) • In office • Full-Time • 4+ years exp • Bachelor's Degree • Durham
Python
PowerShell
Terraform
Ansible
New Relic
VMWare
Datadog
CI/CD
Git
AWS
Platform Engineering
Configuration Management
Windows
DNS
DHCP
VPN
BGP
OSPF
Cybersecurity
Active Directory
PKI
Apply
≈ $174k – $313k per year (Estimated) • Hybrid • Full-Time • 7+ years exp • Bachelor's Degree • Sunnyvale
Python
SQL
GCP
Cybersecurity
HIPAA
Analytics
ETL/ELT
Apply
≈ $173k – $313k per year (Estimated) • Hybrid • Full-Time • 8+ years exp • Bachelor's Degree • Sunnyvale
Python
Go
JavaScript
Java
TypeScript
C++
Spring Boot
Databases
MySQL
PostgreSQL
Redis
Frontend
Angular
React.js
DevOps
Rest API
gRPC
Terraform
GCP
Azure
CI/CD
AWS
Docker
Kubernetes
Management
Agile
Apply