OS33 reviews

2.8

38% would recommend to a friend

(53 total reviews)
avatar

David Matalon

44% approve of CEO

38% positive business outlook

OS33 has an employee rating of 2.8 out of 5 stars, based on 53 company reviews on Glassdoor which indicates that most employees have an average working experience there. The OS33 employee rating is 27% below average for employers within the Information Technology industry (3.9 stars).

Reviews by job title

53 reviews
1.0
Jul 18, 2025

not good

Recommend
CEO approval
Business Outlook

Pros

They offer everyone Unlimited PTO

Cons

Work life balance doesnt exist.

4.0
Jul 9, 2024

Decent Company

Recommend
CEO approval
Business Outlook

Pros

Company Flexibility and work life balance

Cons

Limited growth opportunity given the frequent redirection of the company

3.0
Jan 18, 2024

OK

Recommend
CEO approval
Business Outlook

Pros

Fully remote, friendly environment. UPTO

Cons

I was not aware that I had to do rotating shifts, this was not clear during my interviews and it is an effort for my family and I.

Viewing 1 - 3 of 53 Reviews

Glassdoor has 57 OS33 reviews submitted anonymously by OS33 employees. Read employee reviews and ratings on Glassdoor to decide if OS33 is right for you.