Does BillionToOne pay their employees well?

According to anonymously submitted Glassdoor reviews, BillionToOne employees rate their compensation and benefits as 4.4 out of 5. Find out more about salaries and benefits at BillionToOne. This rating has decreased by 1% over the last 12 months.

How satisfied are employees working at BillionToOne?

84% of BillionToOne employees would recommend working there to a friend based on Glassdoor reviews . Employees also rated BillionToOne 3.9 out of 5 for work life balance, 4.5 for culture and values and 4.6 for career opportunities.

What are the top reviewed jobs at BillionToOne?

Client Service Representative (4) , Client Service Associate (3) , Client Services (3) , Clinical Lab Associate (3) , Sales Representative (3) , Clinical Lab Assistant (2) , Clinical Laboratory Associate (2) , Director (2) , Manager (2) , Prenatal Specialist (2) , Regional Sales Specialist (2) , Reimbursement Specialist (2) , Sales (2) , Scientist (2) , Senior Account Executive (2)

What are the pros of working at BillionToOne according to real employee reviews?

"The people are amazing: kind, dedicated, and impact oriented." ((in 19 reviews)); "The company, benefits, and team are amazing." ((in 8 reviews)); "Senior leadership deeply cares about the culture, and is actively trying to keep the pros mentioned above alive as the company grows." ((in 7 reviews)); "Smart and dedicated coworkers." ((in 4 reviews)); "Great pay and work/life balance." ((in 4 reviews))

What are the cons of working at BillionToOne according to real employee reviews?

"I loved the company but without a great manager, I had to take the loss and find a new home." ((in 3 reviews))

What are employees saying about BillionToOne layoffs in 2026?

Explore Glassdoor’s employee reviews to understand what current and former employees are saying about BillionToOne layoffs and their outlook for job security at BillionToOne in 2026.

What are the top reviewed BillionToOne locations?

Union City , Menlo Park , San Francisco , California , Chicago , Phoenix , Butte , Texas City , California City , Los Angeles , San Mateo , Sunnyvale , Maple Valley , Philadelphia , Florida City

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BillionToOne

BillionToOne reviews

4.4

84% would recommend to a friend

(86 total reviews)

Oguzhan Atay

92% approve of CEO

91% positive business outlook

Ratings by demographic groups

Race / Ethnicity

Gender

Sexual orientation

Disability

Parent or family caregiver

Veteran status

BillionToOne has an employee rating of 4.4 out of 5 stars, based on 86 company reviews on Glassdoor which indicates that most employees have an excellent working experience there. The BillionToOne employee rating is 25% above average for employers within the Pharmaceutical & Biotechnology industry (3.5 stars).

Reviews by job title

86 reviews

4.0

Apr 21, 2026

Supportive team in a high cost of living area

Clinical lab assistant

Recommend

CEO approval

Business Outlook

Pros

Great work environment and supportive team. work difficulty is not bad

Cons

High cost of living in the area located

5.0

Apr 16, 2026

Great workplace

Client service associate

Recommend

CEO approval

Business Outlook

Pros

Fast paced work environment with great growth opportunities

Cons

Changes can be quick but not difficult

5.0

Apr 5, 2026

Great environment with no notable downsides

Clinical lab associate

Recommend

CEO approval

Business Outlook

Pros

great environment to work in.

Cons

Not that I can think of.

Viewing 4 - 6 of 86 Reviews

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Jobs at BillionToOne

Patient Billing Associate

Patient Billing Associate

Patient Billing Associate