James Sun in

James Sun

Observer · DISC type ci
Vice President, Bioinformatics at Tempus AI
📍 Cambridge, Massachusetts, United States

James Sun is the Vice President of Bioinformatics at Tempus AI, leveraging deep expertise in genomics and AI. An MIT PhD graduate, his career includes leading the development of FDA-approved companion diagnostics at Foundation Medicine and pioneering early cancer detection methods at Harbinger Health.

He was the scientific lead for FoundationOne CDx, the first FDA-approved comprehensive genomic profiling companion diagnostic test for cancer patients.

Read the full overview →
Experience
13 Years
Current Role
Vice President, Bioinformatics
Job Level
Senior
Location
Cambridge, Massachusetts, United States
Personality Overview

How James shows up

Assertive
Example Seeker
Curious

They often ask many questions and rely heavily on information and documentation. They are generally strong communicators and are not easy to convince. They can sound friendly and charming but can quickly change gears to become inquisitive and probing.

Priorities

Topics James cares about

AI in Drug Discovery
His work at Tempus AI focuses on leveraging real-world multimodal data to power and accelerate drug discovery and development.
Early Cancer Detection
At Harbinger Health, he led the development of algorithms and pipelines for early cancer detection from blood using genomic approaches.
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Career

Work history

9-2025
Vice President, Bioinformatics
Tempus AI
6-2020 - 8-2025
Vice President, Bioinformatics
Harbinger Health
4-2018 - 6-2020
Senior Director, Head of Bioinformatics
Gritstone Oncology
6-2012 - 4-2018
Director, Biomarker and Companion Diagnostics Development
Foundation Medicine
In the press

Media appearances

No media yetWe could not find public media appearances for this person.
Education
2006 - 2012
Doctor of Philosophy (PhD)
Massachusetts Institute of Technology
2005 - 2006
Master of Engineering (MEng)
Massachusetts Institute of Technology
Social presence
in
Behavioral profile

DISC profile (public)

c

Calculativeness (C)

Calculativeness (C) reflects the degree to which a person is likely to be cautious, systematic and analytical. Those scoring high tend to emphasise quality and accuracy.

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