1. Anatomy of a Developer
Evangelist
Adam FitzGerald
Director of Developer Relations
VMware, Inc.

2. Adam FitzGerald

3. Anatomy of a Developer Evangelist

4. Anatomy of a Developer Evangelist

5. Personality Types: Myers Briggs
Extroversion(E) Sensing (S) Thinking (T) Judging (J)
vs vs vs vs
Introversion(I) Intuition(N) Feeling (F) Perception (P)
Action Practical Objective Closure
Thought Innovative Subjective Open ended
Frequent Factual Logic Decision
Substantive Hypothetical Emotion satisfaction
People Detail Analysis Work
Solo Big picture Devotion Play
Source: Please Understand Me by David Keirsey and Marilyn Bates ISBN 0‐9606954‐0‐0

6. Personality Types: US Distribution
ISTJ ISFJ INFJ INTJ
11‐14% 9‐14% 1‐3% 2‐4%
ISTP ISFP INFP INTP
4‐6% 5‐9% 4‐5% 3‐5%
ESTP ESFP ENFP ENTP
4‐5% 4‐9% 6‐8% 2‐5%
ESTJ ESFJ ENFJ ENTJ
8‐12% 8‐13% 2‐5% 2‐5%
Source: http://www.capt.org/mbti‐assessment/estimated‐frequencies.htm

7. Personality Types: Guide

8. Personality Types: Software Dev
ISTJ ISFJ INFJ INTJ
11‐14% 9‐14% 1‐3% 2‐4%
ISTP ISFP INFP INTP
4‐6% 5‐9% 4‐5% 3‐5%
ESTP ESFP ENFP ENTP
4‐5% 4‐9% 6‐8% 2‐5%
ESTJ ESFJ ENFJ ENTJ
8‐12% 8‐13% 2‐5% 2‐5%
Source: Software Engineer Personality Types ‐ Jan 2010 IT Pro published by IEEE Computer Society

9. Personality Types: Dev Evangelism
ISTJ ISFJ INFJ INTJ
11‐14% 9‐14% 1‐3% 2‐4%
ISTP ISFP INFP INTP
4‐6% 5‐9% 4‐5% 3‐5%
ESTP ESFP ENFP ENTP
4‐5% 4‐9% 6‐8% 2‐5%
ESTJ ESFJ ENFJ ENTJ
8‐12% 8‐13% 2‐5% 2‐5%

10. Where to find such rare beasts?

11. Manage: Motivation

12. Manage: Content

13. Manage: Measurement

14. Managing: Freedom & Flexibility

15. Manage: Career Path

16. Archetype: Zealot
Developers,
Developers,
Developers,
Developers,
…
Hhhrrrrggghhh!

17. Archetype: Professor
Good news everyone!
I’ve created a Haskell
DSL that improves SVM
approximations to NP‐
complete problems by
a factor of O(log(n)).

18. Archetype: Social Maven
I just live tweeted
the meet‐up,
posted the demo
to YouTube and
accepted a pull
request on
GitHub.

19. Anti‐Archetype: Tech Trendster
Javascript? Ha!
Node.JS is so 2012,
I’m already using….
Image Source: http://www.mademan.com/4‐types‐of‐hipsters‐you‐will‐see‐drinking‐pabst‐blue‐ribbon/

20. Summary
Developer Evangelists are:
•A scarce resource
•Commonly not self‐identified
•Uniquely motivated
A successful Developer Evangelist can
•Elevate a technology
•Empower a community
•Generate massive web visits, leads, opportunities

21. Questions
afitzgerald@vmware.com