Zelcastalumni map

People who leave Merck most often go to a long tail of companies. Median stay 1y 10m

These are the engineers in the Zelcast network and the profiles run through the Eng Scorer, not Merck's headcount: 44 people on a map of 26,572, the No. 220 company on it by people. Updated August 20, 2026.

People on the map
440.2% of everyone on the map
There now
614% of the people here
Moved on
3886% of the people here
Median tenure
1y 10mmiddle half 10m to 4y 2m

Put Merck 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.

Not enough recorded moves to draw a river for Merck yet.

After Merck

  • 10%Joined a startup3
  • 19%Joined a big company6
  • 71%Elsewhere

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

How long people stay

27%<1y
23%1-2y
23%2-4y
7%4-7y
20%7y+
1y 10m median tenuremiddle half 10m to 4y 2m

30 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: 38 joined, 36 left.

Caliber

72mediantop 10%84
0Eng Scorer caliber, 44 scored99

Titles held here

  1. Software Engineer Intern8
  2. Data Engineer3

2 most common titles, by people who held them.

First job on the record for 27% of people here.

Behind the median

Everyone here with an Eng Scorer read, placed in their caliber tier.

  • 25%Exceptional, strong or solid11 people
  • 66%Emerging29 people
  • 9%Unproven4 people

44 of the 44 people here carry an Eng Scorer tier.

Exceptional and strong are the top two of the five tiers. Fewer than 3 of the 44 people here with a read sit in them, which is too few to print as a count. A tier is the band an Eng Scorer caliber score falls in, so this is the same measurement as the median on the caliber card, opened up. A tier holding fewer than 3 people is printed together with the one next to it, because a bucket that small is a person rather than a pattern.

Whether a title rose here

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

29%Titles that rose8 of 28 classified people

  • 29%Rose8 people
  • 57%Stayed level16 people
  • 14%Fell4 people

28 of the 44 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 28 of the 44 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. Purdue13.6%
  2. NJIT11.4%
  3. Osmania University6.8%

The 3 most listed schools among the 44 people here with a school on file.

Of the 44 people here with a school on file, 6 list Purdue, 5 list NJIT and 3 list Osmania University. A person can list more than one school, so these overlap rather than add up.

Public work

one square is one in a hundred
23%have a public GitHub account on their profile

10 of the 44 people here whose profile was checked for public accounts. An account the check did not find reads the same as no account, so this is a floor rather than a census.

Across the 325 companies on the map that can show this figure, the median is 38%.

Where they are now

59% of the people who have worked at Merck and list a location live in New York today, against 33% of everyone on the map.

Merck
Everyone on the map
  • 59%New York26 · map 33%
  • 23%SF Bay Area10 · map 47%
  • 7%Los Angeles3 · map 6%
  • 7%Washington DC3 · map 7%

All 44 people who worked at Merck 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 Merck: 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

  • 44 people on the Zelcast alumni map have worked at Merck: 6 are there now and 38 have moved on.
  • The median tenure at Merck is 1y 10m (middle half 10m to 4y 2m).
  • Of those who moved on from Merck, fewer than 3 went on to a founder title, 10% joined a company with 200 or fewer people, and 19% joined a company with 10,000 or more.
  • The median Eng Scorer caliber of people who have worked at Merck is 72 on the 0 to 99 scale (44 scored).
  • The most common title held at Merck is Software Engineer Intern, then Data Engineer.
  • Of the 44 people here with a school on file, 6 list Purdue (13.6%), then NJIT (5). A person can list more than one school, so these overlap rather than add up.
  • 59% of the 44 people here who list a location live in New York today, against 33% of everyone on the map. That is where they live now, not the office they sat in while they worked here.
  • 23% of the 44 people here whose profile was checked for public accounts have a public GitHub account on it.
  • Of the 28 people here whose title could be placed on a ladder both before and after, 8 rose, 16 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 Merck? See how your profile reads to a startup hiring manager, and where it ranks among 26,572 engineers.

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