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Posted 10 days ago

Biology PhD Expert - AI Annotation

@ Braintrust

Canada

Full-time
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SIGNALS

Overview

Braintrust is hiring PhD-qualified biology experts for a short-term AI annotation project supporting a leading AI lab. The work involves reviewing and annotating biology content for accuracy, flagging unclear statements or errors, and applying consistent annotation criteria. The initial scope is about 20 hours per contractor over two weeks, paid $40–90 USD per hour depending on qualifications, expertise, experience and location.

Responsibilities:

  • Complete biology annotation tasks following project guidelines
  • Assess accuracy and flag unclear statements or potential errors
  • Apply consistent annotation criteria and flag ambiguities

Requirements summary:

  • Completed PhD in biology or related biological discipline
  • Experience in any field of biology through research or work
  • Careful scientific judgment and clear explanation of concepts
  • Availability to start within two weeks
Source and dates

Source type not verified · apify-linkedin

Employer posting date
2026-11-04
First seen by our source
2026-11-14
Source record updated
2026-11-14

These dates describe the source record, not a live verification that the employer is still hiring. Check the original posting.

Job details

SeniorityMid level
Hours per week10
Travelair: none · ground: none
Work settingHome
PositionMostly sitting
Physical demandsphysical low · computer high
LanguagesEnglish
EducationDoctorate (required)
Fields of studyBiology

Summary and details written by AI from the posting; the employer’s posting is the authority.

Braintrust

FieldValue
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Job description
We are looking for PhD-qualified biology experts to contribute their scientific expertise to a short-term annotation project supporting a leading AI lab.

Expert annotation helps AI researchers develop and evaluate how models handle specialized scientific information. This project offers an opportunity to apply your biology background to carefully reviewing and annotating content, using your subject-matter judgment to support accurate, high-quality work.

What You’ll Do

  • Complete biology-related annotation tasks in your area of expertise, following the project guidelines.
  • Apply scientific reasoning and attention to detail when reviewing content. Depending on the assignment, this may include assessing accuracy, identifying unclear statements or flagging potential errors.
  • Use a consistent approach to the annotation criteria and flag questions or ambiguities that need clarification.

Who Should Apply

  • A completed PhD in biology or a related biological discipline.
  • Experience working in any field of biology, through research, professional work or both.
  • Careful scientific judgment and the ability to explain biology concepts clearly.
  • Availability to start within the next two weeks.

Applicants from all biology subfields are welcome. Examples include molecular and cell biology, genetics and genomics, microbiology, biochemistry, immunology, neuroscience, ecology and evolutionary biology. These are illustrative examples, not a restricted list of specialties.

Project commitment

The initial scope is 20 hours of annotation per contractor, on average around 10 hours per week over two weeks.

Compensation

$40–90 USD per hour. Final rate depends on qualifications, expertise, experience and location.
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All of CanadaRemote · Hybrid · On-site · Field

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