After Collective Health
- 18%Joined a startup3
- 24%Joined a big company4
- 59%Elsewhere
Shares of those who moved on, by their next stop.
People who leave Collective Health most often go to a long tail of companies. Of them, 18% go somewhere small. The median tenure is 1y 11m
Not Collective Health's headcount: these are the engineers in the Zelcast network and the profiles run through the Eng Scorer. 21 people on a map of 67,181, No. 1,212 on it by people. Updated September 30, 2026.
- People on the map
- 21Under 0.1% of everyone on the map
- There now
- 314% of the people here
- Moved on
- 1886% of the people here
- Median tenure
- 1y 11mmiddle half 11m to 2y 11m
Came from, went to
Ribbon width is the number of people who made the move. Most arrive from Google.
19 recorded departures to 18 companies, none more than 2 to any one of them
14%3Google3 of 21 recorded arrivals shown, 18 more from 17 other companies0 of 19 recorded departures shown, 19 more to 18 other companies
How long people stay
30%<1y
20%1-2y
35%2-4y
15%4-7y
0%7y+
20 stays with both a start and an end on the record.
Who comes and goes, by year
<3015
<3<316
3<317
5418
4<319
<3720
<3<321
<3022
0023
<3024
<3325
<3026
joined left2026 is a partial year
2015 to 2026: 23 joined, 20 left.
Caliber
Not enough scored profiles here yet (15).
Titles held here
- Senior Software Engineer4
- Software Engineer3
- Software Engineer II3
3 most common titles, by people who held them.
First job on the record for 5% of people here.
Where they studied
- UC Berkeley15.8%
The one school among the 19 people here with a school on file.
3 of the 19 people here with a school on file list UC Berkeley.
Public work
Not enough of the record here has been checked.This share needs 30 people whose profile was checked for public accounts, and there are fewer here.
Where they are now
76% of the people who have worked at Collective Health and list a location live in the San Francisco Bay Area today, against 41% of everyone on the map.
Collective Health
Everyone on the map
- 76%SF Bay Area16 · map 41%
- 24%Somewhere else5
All 21 people who worked at Collective Health list a location, and every share here is over them.
Where they live now, from the profile as it reads today, not where they sat while working at Collective Health: a metro here isn't an office there. The lower strip is the same metros across the whole map.
On the same resumes
Companies that show up most often alongside Collective Health, at any point in a career.
Key facts
- 21 people on the Zelcast alumni map have worked at Collective Health: 3 are there now, 18 have moved on.
- Most arrive from Google: 3 people.
- Median tenure at Collective Health: 1y 11m, middle half 11m to 2y 11m.
- Of the people with a recorded next move after Collective Health, fewer than 3 went to a founder title next, 18% joined a company of 200 or fewer, and 24% joined one of 10,000 or more.
- Most common title held here: Senior Software Engineer, then Software Engineer.
- Top school: UC Berkeley, listed by 3 of the 19 people here with one on file (15.8%).
- 76% of the 21 people here who list a location live in SF Bay Area today, against 41% across the map. Where they live now, not the office they sat in while they worked here.
About this data: built from 352,028 jobs across 67,181 engineers in the Zelcast network and Eng Scorer reads, updated September 30, 2026. A move counts when the next role starts within 24 months of leaving. Companies under 20 people on the map aren't shown, and destinations under 3 people fold into the totals. Caliber is the Eng Scorer score.
Worked at Collective Health? See how your profile reads to a startup hiring manager, and where it ranks among 67,181 engineers.
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