Zymergen Reviews

3.0

41% would recommend to a friend

(241 total reviews)
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Joshua Hoffman

24% approve of CEO

16% positive business outlook

Zymergen has an employee rating of 3.0 out of 5 stars, based on 241 company reviews on Glassdoor which indicates that most employees have an average working experience there. The Zymergen employee rating is in line with the average (within 1 standard deviation) for employers within the Pharmaceutical and biotechnology industry (3.5 stars).

Reviews by job title

241 reviews
1.0
23 Apr 2026

Thank God it's over

Anonymous employee
Recommend
CEO approval
Business outlook

Pros

Benefits were decent compared to smaller startups

Cons

Zach Serber was biggest con. But as a whole, company was computer engineers trying to engineer microbes with minimal experience in microbiology.

3.0
26 Jan 2026
Recommend
CEO approval
Business outlook

Pros

Nice folks to work with

Cons

No future there any longer.

Viewing 1 - 3 of 241 Reviews

Glassdoor has 255 Zymergen reviews submitted anonymously by Zymergen employees. Read employee reviews and ratings on Glassdoor to decide if Zymergen is right for you.