Zelcastalumni map

People who leave Sift most often go to Google. 19% go small. Median stay 1y 4m

These are the engineers in the Zelcast network and the profiles run through the Eng Scorer, not Sift's headcount: 25 people on a map of 26,572, the No. 391 company on it by people. Updated August 20, 2026.

People on the map
250.1% of everyone on the map
There now
416% of the people here
Moved on
2184% of the people here
Median tenure
1y 4mmiddle half 11m to 2y 8m

Put Sift side by side with another company, every number against every number.

Came from, went to

Ribbon width is the number of people who made the move. Most leave for Google (17% of recorded departures).

Sift23 in · 23 out

23 recorded arrivals from 22 companies, none more than 2 from any one of them

Google417%
0 of 23 recorded arrivals shown, 23 more from 22 other companies4 of 23 recorded departures shown, 19 more to 18 other companies

After Sift

  • 19%Joined a startup4
  • 24%Joined a big company5
  • 57%Elsewhere

Shares of those who moved on, by their next stop.

How long people stay

26%<1y
35%1-2y
26%2-4y
4%4-7y
9%7y+
1y 4m median tenuremiddle half 11m to 2y 8m

23 stays with both a start and an end on the record.

Who comes and goes, by year

12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
joined left2026 is a partial year

2012 to 2026: 28 joined, 24 left.

Caliber

Not enough scored profiles here yet (25).

Titles held here

  1. Software Engineer6
  2. Machine Learning Engineer4
  3. Software Engineer Intern3
  4. Staff Software Engineer3

4 most common titles, by people who held them.

First job on the record for 8% of people here.

Whether a title rose here

The level of the first title recorded here, against the last.

35%Titles that rose7 of 20 classified people

  • 35%Rose7 people
  • 45%Stayed level9 people
  • 20%Fell4 people

20 of the 25 people here had a title that could be placed on the ladder before and after.

A title rose when the last title recorded here sits higher on the ladder than the first; for someone who recorded one title here and then left, it is measured against the first title of their next role. The ladder runs intern, junior, mid, senior, staff or manager, principal, director, VP, then founder or C-level. A title that matches no rung is left out rather than guessed, and product, program and project managers are left out entirely, being a different ladder. That leaves 20 of the 25 people here classified, and it leans towards people who have left: someone still here on a single recorded title has nothing to be measured against.

Where they studied

  1. Stanford12.0%

The one school among the 25 people here with a school on file.

Of the 25 people here with a school on file, 3 list Stanford.

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 than that here.

Where they are now

84% of the people who have worked at Sift and list a location live in the San Francisco Bay Area today, against 47% of everyone on the map.

Sift
Everyone on the map
  • 84%SF Bay Area21 · map 47%
  • 16%Somewhere else4

All 25 people who worked at Sift 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 they worked at Sift: a metro here does not mean the company has an office in it. The lower strip is the same metros across the whole map, for comparison.

Key facts

  • 25 people on the Zelcast alumni map have worked at Sift: 4 are there now and 21 have moved on.
  • The most common next employer after Sift is Google (4 people, 17% of recorded departures).
  • The median tenure at Sift is 1y 4m (middle half 11m to 2y 8m).
  • Of those who moved on from Sift, fewer than 3 went on to a founder title, 19% joined a company with 200 or fewer people, and 24% joined a company with 10,000 or more.
  • The most common title held at Sift is Software Engineer, then Machine Learning Engineer.
  • Of the 25 people here with a school on file, 3 list Stanford (12.0%). A person can list more than one school, so these overlap rather than add up.
  • 84% of the 25 people here who list a location live in SF Bay Area today, against 47% of everyone on the map. That is where they live now, not the office they sat in while they worked here.
  • Of the 20 people here whose title could be placed on a ladder both before and after, 7 rose, 9 stayed level and 4 fell.

About this data: built from 144,786 jobs across 26,572 engineers in the Zelcast network and Eng Scorer reads, updated August 20, 2026. A move counts when the next role starts within 24 months of leaving; companies with fewer than 20 people on the map are not shown, and destinations with fewer than 3 people are folded into the totals. Caliber is the Eng Scorer score.

Worked at Sift? See how your profile reads to a startup hiring manager, and where it ranks among 26,572 engineers.

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