After Break Through Tech
- 14%Joined a startup4
- 52%Joined a big company15
- 34%Elsewhere
Shares of those who moved on, by their next stop.
People who leave Break Through Tech most often go to Google and Microsoft. Of them, 14% go somewhere small
Not Break Through Tech's headcount: these are the engineers in the Zelcast network and the profiles run through the Eng Scorer. 32 people on a map of 67,181, No. 774 on it by people. Updated September 30, 2026.
- People on the map
- 32Under 0.1% of everyone on the map
- There now
- 26% of the people here
- Moved on
- 3094% of the people here
- Median tenure
- –fewer than 20 stays here have both a start and an end on the record, too few for a median
Came from, went to
Ribbon width is the number of people who made the move. Most arrive from Microsoft. Most leave for Google (10% of recorded departures).
3 of 29 recorded arrivals shown, 26 more from 26 other companies6 of 29 recorded departures shown, 23 more to 21 other companies
How long people stay
89%<1y
11%1-2y
0%2-4y
0%4-7y
0%7y+
9 stays with both a start and an end on the record.
Who comes and goes, by year
<3<321
<3<322
11023
91424
91325
<3<326
joined left2026 is a partial year
2021 to 2026: 33 joined, 31 left.
Caliber
Not enough scored profiles here yet (9).
Titles held here
- AI9
- Machine Learning Fellow4
- Break Through Tech AI Fellow3
- Teaching Assistant3
4 most common titles, by people who held them.
First job on the record for 16% of people here.
Where they studied
- Cornell9.4%
- UC Berkeley9.4%
- University of Maryland9.4%
The 3 most listed schools among the 32 people here with a school on file.
3 of the 32 people here with a school on file list Cornell, 3 list UC Berkeley and 3 list University of Maryland. A person can list more than one, so these overlap.
Public work
one square is one in a hundred
22%have a public GitHub account on their profile
7 of the 32 people here whose profile was checked for public accounts. An account the check missed reads the same as no account, so this is a floor.
31% is the median across the 857 companies that can show this figure.
Where they are now
38% of the people who have worked at Break Through Tech and list a location live in the San Francisco Bay Area today, against 41% of everyone on the map.
Break Through Tech
Everyone on the map
- 38%SF Bay Area12 · map 41%
- 25%New York8 · map 18%
- 19%Washington DC6 · map 13%
- 19%Somewhere else6
All 32 people who worked at Break Through Tech 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 Break Through Tech: 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 Break Through Tech, at any point in a career.
Key facts
- 32 people on the Zelcast alumni map have worked at Break Through Tech: 2 are there now, 30 have moved on.
- Most leave for Google: 3 people, 10% of recorded departures. Then Microsoft.
- Most arrive from Microsoft: 3 people.
- Of the people with a recorded next move after Break Through Tech, fewer than 3 went to a founder title next, 14% joined a company of 200 or fewer, and 52% joined one of 10,000 or more.
- Most common title held here: AI, then Machine Learning Fellow.
- Top school: Cornell, listed by 3 of the 32 people here with one on file (9.4%). Then UC Berkeley (3).
- 38% of the 32 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.
- 22% of the 32 people here whose profile was checked for public accounts have a public GitHub.
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 Break Through Tech? See how your profile reads to a startup hiring manager, and where it ranks among 67,181 engineers.
Arrow keys move along the map.