BillionToOne
91 open jobsGeneral information
BillionToOne makes single-molecule diagnostic tests. It uses its own technology, called Quantitative Counting Templates (QCTs), to find disease-causing DNA fragments in cell-free DNA samples. Its products include Unity Complete, a non-invasive prenatal test, and Northstar Select and Northstar Response, pan-cancer liquid biopsy tests used for therapy guidance and treatment monitoring. The company is based in Menlo Park, California, in the United States.
BillionToOne was founded by Oguzhan Atay and David Tsao, both PhDs. That matters: two scientists built a testing method now used in both prenatal care and cancer treatment.
Currently, there's a total of 82 job openings at BillionToOne. Over the last 30 days, 14 jobs were added and 30 were removed (job postings usually stay up ~44 days before being removed). Historically, the median salary is ~$276,741. BillionToOne is an H-1B sponsor.1
Hiring activity
New jobs added per week2
View these weekly figures as a table
| Week beginning | New listings |
|---|---|
| July 20, 2026 | 5 |
| July 27, 2026 | 4 |
| August 3, 2026 | 1 |
| August 10, 2026 | 2 |
| August 17, 2026 | 4 |
| August 24, 2026 | 7 |
| August 31, 2026 | 6 |
| September 7, 2026 (in progress) | 6 |
Open jobs
91 open · updated todayPage 2 of 5, most recently added first · Download (CSV)3
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What does BillionToOne actually pay? Based on previous and active job listings with specified pay ranges, the median annual pay is $276,741. Note that 48% of jobs don't list any pay information, so figures may be skewed towards cities like NYC, where pay disclosure is mandated for each posting.4
Share of salaried jobs in each pay bracket
| Bracket | Jobs |
|---|---|
| Under $100k | 2 jobs (3%) |
| $100k to $150k | 1 jobs (2%) |
| $150k to $200k | 0 jobs (0%) |
| $200k and up | 59 jobs (95%) |
Plus 1 hourly job at $48.95 to $69.57 an hour.
Posted ranges on jobs open now4
Hourly jobs
Visa sponsorship
Does BillionToOne sponsor visas? Using USCIS data, we've collected the number of H-1Bs granted from 2021 to 2023 as well as the number of petitions they've requested so far this year. BillionToOne is a likely employer for applicants who require sponsorship. Currently, they have 7 jobs certified for sponsorship in 2026, at a median pay of $110,881.5
Visa petitions approved each year (USCIS)5
| Fiscal year | Approved |
|---|---|
| FY2021 | 2 |
| FY2022 | 2 |
| FY2023 | 2 |
Based on public USCIS and Department of Labor records. Past filings do not guarantee future sponsorship. Browse all H1B sponsors →
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Common questions
Is BillionToOne hiring now?
Yes. There are 91 open jobs, with 23 added in the last 30 days. They close fast though, often within 46 days, so don't wait.
Does BillionToOne sponsor H-1B visas?
Yes. Government records show 7 jobs certified for FY2026, at a median pay of $110,881.
How much does BillionToOne pay?
Posted pay runs $75,029 to $400,402 a year, and the median is $276,741. We only show pay the company printed itself, never estimates.
Interview OS
Company pages built from daily checks of real hiring systems.
Notes & sources
- 1. Company description. Written by InterviewOS from BillionToOne's public materials and press coverage; facts are checked against the sources below.
- 2. Weekly counts. A count is the number of listings the pipeline saw for the first time in that week. Weeks begin Monday; the onboarding week is excluded from the scale and every average.
- 3. Live counts. Deduplicated live listings observed daily on BillionToOne's own hiring system; last check September 12, 2026. Stale and syndicated posts on aggregator sites are not counted.
- 4. Posted pay. Ranges extracted from the text of BillionToOne's own listings; a range appears only when the employer printed one. Extraction is still rolling out, so this table can lag the board.
- 5. Federal visa records. USCIS H1B Employer Data Hub and US Department of Labor LCA disclosure files, matched to this company by name.
Sources
billiontoone.com, checked daily
USCIS H-1B Employer Data Hub
US Department of Labor LCA disclosure files
About the data
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