Zelcastalumni map

People who leave Thoughtworks most often go to Amazon. Of them, 6% found something next and 25% go somewhere small. The median tenure is 2y

Not Thoughtworks's headcount: these are the engineers in the Zelcast network and the profiles run through the Eng Scorer. 77 people on a map of 67,181, No. 305 on it by people. Updated September 30, 2026.

People on the map
770.1% of everyone on the map
There now
56% of the people here
Moved on
7294% of the people here
Median tenure
2ymiddle half 1y 2m to 3y 9m

Put Thoughtworks side by side with another employer.

Came from, went to

Ribbon width is the number of people who made the move. Most leave for Amazon (4% of recorded departures).

Thoughtworks63 in · 71 out

63 recorded arrivals from 61 companies, none more than 2 from any one of them

Amazon34%
0 of 63 recorded arrivals shown, 63 more from 61 other companies3 of 71 recorded departures shown, 68 more to 67 other companies

After Thoughtworks

  • 6%Founded something4
  • 25%Joined a startup17
  • 13%Joined a big company9
  • 57%Elsewhere

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

How long people stay

18%<1y
28%1-2y
32%2-4y
11%4-7y
12%7y+
2y median tenuremiddle half 1y 2m to 3y 9m

76 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: 67 joined, 69 left.

Caliber

78mediantop 10%87
0Eng Scorer caliber, 43 scored99

Titles held here

  1. Application Developer15
  2. Software Developer11
  3. Software Engineer11
  4. Senior Software Engineer5
  5. Senior Consultant4
  6. Senior Software Developer4
  7. Software Developer Consultant4
  8. Developer3

8 most common titles, by people who held them.

First job on the record for 23% of people here.

Behind the median

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

  • 12%Strong5 people
  • 26%Solid11 people
  • 56%Emerging24 people
  • 7%Unproven3 people

43 of the 77 people here carry an Eng Scorer tier.

5 of the 43 people here with a read sit in exceptional or strong, the top two of the five tiers, 12%. A tier is the band a caliber score falls in, so this is the same measurement as the median on the caliber card, opened up.

Whether a title rose here

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

41%Titles that rose29 of 71 classified people

  • 41%Rose29 people
  • 42%Stayed level30 people
  • 17%Fell12 people

71 of the 77 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 with one title here who then left, it's 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. Titles that match no rung are left out rather than guessed, and product, program and project managers are left out entirely as a different ladder. What's left leans towards people who have left: someone still here on one recorded title has nothing to measure against.

Where they studied

  1. University of Waterloo9.2%
  2. Georgia Tech5.3%
  3. UC Berkeley5.3%
  4. USC5.3%
  5. Carnegie Mellon4.0%
  6. Northwestern4.0%

The 6 most listed schools among the 76 people here with a school on file.

7 of the 76 people here with a school on file list University of Waterloo, 4 list Georgia Tech and 4 list UC Berkeley. A person can list more than one, so these overlap.

Public work

one square is one in a hundred
52%have a public GitHub account on their profile

40 of the 77 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 Thoughtworks and list a location live in the San Francisco Bay Area today, against 41% of everyone on the map.

Thoughtworks
Everyone on the map
  • 38%SF Bay Area29 · map 41%
  • 32%New York25 · map 18%
  • 5%Seattle4 · map 5%
  • 4%Washington DC3 · map 13%
  • 21%Somewhere else16

All 77 people who worked at Thoughtworks 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 Thoughtworks: a metro here isn't an office there. The lower strip is the same metros across the whole map.

Key facts

  • 77 people on the Zelcast alumni map have worked at Thoughtworks: 5 are there now, 72 have moved on.
  • Most leave for Amazon: 3 people, 4% of recorded departures.
  • Median tenure at Thoughtworks: 2y, middle half 1y 2m to 3y 9m.
  • Of the people with a recorded next move after Thoughtworks, 6% went to a founder title next, 25% joined a company of 200 or fewer, and 13% joined one of 10,000 or more.
  • Median Eng Scorer caliber here: 78 on the 0 to 99 scale, across 43 scored people.
  • Most common title held here: Application Developer, then Software Developer.
  • Top school: University of Waterloo, listed by 7 of the 76 people here with one on file (9.2%). Then Georgia Tech (4).
  • 38% of the 77 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.
  • 52% of the 77 people here whose profile was checked for public accounts have a public GitHub.
  • 29 rose, 30 stayed level, 12 fell, out of the 71 people here whose title could be placed on a ladder before and after.

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 Thoughtworks? See how your profile reads to a startup hiring manager, and where it ranks among 67,181 engineers.

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