Top Software Engineers in

Scientific Computing and Data Science

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python
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jupyter
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julia
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machine-learning
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jupyter-notebook

Scientific Computing and Data Science is an interdisciplinary field that harnesses the power of computational methods and algorithms to solve complex scientific problems and analyze large datasets. It encompasses a variety of techniques in machine learning, deep learning, data visualization, and simulations, primarily implemented using languages such as Python and Julia. This area plays a pivotal role in advancing knowledge across many scientific domains including physics, astronomy, and neuroscience, utilizing tools like Jupyter for interactive programming and visualization.

Ranks are based on the open source contributions and reassessed every 30 days

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1

Retired at United States Postal Service
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United States
Rock Star
18 years of coding experience
TOP CONTRIBUTIONS TO PROJECTS
numpy/numpy
101 releases, 775 reviews, 7985 commits in 17 years 3 months
MacPython/numpy-wheels
2 reviews, 387 commits, 183 PRs in 6 years 8 months
TopDeveloper705/numpy
2629 commits in 5 years 7 months
Top skills
Score
numba
10
statistics
10
testing
10

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2

Co-founder of JuliaHub at The Julia Language
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United States
Rock Star
16 years of coding experience
TOP CONTRIBUTIONS TO PROJECTS
JuliaLang/julia
770 reviews, 10610 commits, 4888 PRs in 13 years 7 months
JeffBezanson/femtolisp
279 commits, 14 PRs, 27 pushes in 11 years 1 month
JuliaEditorSupport/julia-emacs
81 commits, 5 PRs, 3 pushes in 7 years 6 months
Top skills
Score
web-project
10
statistical-models
10
melpa
10

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3

Employed at Brookhaven National Lab
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United States
Rock Star
15 years of coding experience
TOP CONTRIBUTIONS TO PROJECTS
matplotlib/matplotlib.github.com
144 commits, 17 PRs, 115 pushes in 7 years 10 months
matplotlib/matplotlib
39 releases, 1978 reviews, 6403 commits in 10 years 7 months
tacaswell/matplotlib
303 commits, 15 PRs, 2013 pushes in 9 years 7 months
Top skills
Score
projections
10
display-manager
10
dataframes
10

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4

Founding Partner at JuliaHub
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United States
Rock Star
17 years of coding experience
TOP CONTRIBUTIONS TO PROJECTS
JuliaRegistries/General
2 reviews, 3273 commits, 1616 PRs in 4 years 2 months
JuliaLang/julia
206 reviews, 4349 commits, 1432 PRs in 13 years 6 months
JuliaLang/www_old.julialang.org
343 commits, 26 PRs, 119 pushes in 5 years 11 months
Top skills
Score
hands
10
root-finding
10
magic-numbers
10

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5

Senior Process Engineer @ Applied Materials | LSSGB | Lithium Wrangler | Tabletop Game Master at Applied Materials
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United States
Rock Star
12 years of coding experience
TOP CONTRIBUTIONS TO PROJECTS
matplotlib/matplotlib
1672 reviews, 4132 commits, 4024 PRs in 10 years 2 months
anntzer/matplotlib
121 commits, 59 PRs, 8336 pushes in 7 years
matplotlib/mplcairo
6 releases, 11 reviews, 657 commits in 5 years 7 months
Top skills
Score
projections
10
prettyprint
10
searching
10

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6

Research Software Engineer at Matplotlib
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Canada
Rock Star
24 years of coding experience
TOP CONTRIBUTIONS TO PROJECTS
matplotlib/matplotlib.github.com
13 reviews, 72 commits, 9 PRs in 2 years 10 months
matplotlib/matplotlib
31 releases, 3533 reviews, 4083 commits in 8 years 8 months
QuLogic/matplotlib
79 commits, 28 PRs, 3174 pushes in 7 years 1 month
Top skills
Score
solid
10
cms
10
pdf
10

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7

Developer at Quansight
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Israel
Rock Star
12 years of coding experience
TOP CONTRIBUTIONS TO PROJECTS
mozillazg/pypy
8600 commits, 5 comments, 2 issues in 10 years 11 months
numpy/doc
25 commits, 13 PRs, 30 pushes in 2 years 7 months
pypyjs/pypy
2903 commits in 3 years 3 months
Top skills
Score
numba
10
interpolation
10
python-3
10

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8

Faster CPython at Microsoft
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United States
Rock Star
22 years of coding experience
TOP CONTRIBUTIONS TO PROJECTS
matplotlib/matplotlib
3920 commits, 316 PRs, 208 pushes in 11 years 6 months
matplotlib/matplotlib.github.com
86 commits, 7 PRs, 3 pushes in 3 years 4 months
faster-cpython/benchmarking-public
447 commits, 2 PRs, 1039 pushes in 3 months
Top skills
Score
numba
10
testing
10
lapack
10

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9

Principal Software Engineer at Roblox
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United States
Rock Star
16 years of coding experience
TOP CONTRIBUTIONS TO PROJECTS
numpy/numpy
2282 reviews, 2219 commits, 2037 PRs in 10 years 6 months
TopDeveloper705/numpy
1178 commits in 6 years 10 months
numpy/archive
101 commits, 3 PRs, 95 pushes in 3 years 1 month
Top skills
Score
numba
10
scientific-computing
10
interpolation
10

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10

Connecting Companies with Communities | CEO of OpenTeams and Quansight | Head of Product at Zyphra | Founder of Anaconda, NumFOCUS, and PyData | Creator of NumPy, SciPy, and Numba
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United States
Rock Star
23 years of coding experience
TOP CONTRIBUTIONS TO PROJECTS
numpy/numpy
2124 commits, 5 PRs, 23 comments in 17 years
scipy/scipy
991 commits, 1 comment in 11 years 11 months
blaze/blaze
100 commits, 1 PR, 4 pushes in 5 years 6 months
Top skills
Score
numba
10
scientific-computing
10
agnostic
10

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11

Creative Director & Strategist at Tim Hoffmann
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Australia
Rock Star
13 years of coding experience
TOP CONTRIBUTIONS TO PROJECTS
sunderme/texstudio_test
2019 commits in 6 years 2 months
texstudio-org/texstudio
2109 commits, 11 PRs, 38 pushes in 8 years 6 months
matplotlib/matplotlib
3889 reviews, 3259 commits, 3351 PRs in 5 years 3 months
Top skills
Score
projections
10
data-manipulation
10
scipy
10

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12

Co-Founder and CEO at JuliaHub
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United States
Rock Star
15 years of coding experience
TOP CONTRIBUTIONS TO PROJECTS
JuliaLang/www.julialang.org
12 reviews, 741 commits, 496 PRs in 4 years 7 months
JuliaLang/julia
164 reviews, 2991 commits, 1023 PRs in 13 years 6 months
JuliaMath/openlibm
8 releases, 2 reviews, 235 commits in 10 years 8 months
Top skills
Score
equations
10
eigenvalues
10
parquet
10

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13

Analog IC Design Engineer at Apple
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United States
Rock Star
13 years of coding experience
TOP CONTRIBUTIONS TO PROJECTS
JuliaLang/julia
1093 reviews, 2791 commits, 2474 PRs in 11 years 1 month
Keno/rr
516 commits, 311 pushes, 215 branches in 6 years 4 months
rr-debugger/rr
55 reviews, 470 commits, 312 PRs in 6 years 5 months
Top skills
Score
equations
10
code-generation
10
pde
10

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14

Engineering Manager, Applied science at Amazon
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Japan
18 years of coding experience
TOP CONTRIBUTIONS TO PROJECTS
enthought/enstaller
2177 commits, 2 PRs, 37 pushes in 4 years 2 months
cournape/Bento
2618 commits in 4 years 11 months
numpy/numpy
1664 commits, 17 comments, 1 issue in 7 years 1 month
Top skills
Score
configuration-management
10
interpolation
10
infrastructure-as-code
10

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15

Co-Director of Quansight Labs at Quansight
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Netherlands
Rock Star
14 years of coding experience
TOP CONTRIBUTIONS TO PROJECTS
scipy/scipy
8 releases, 2116 reviews, 4045 commits in 12 years 11 months
numpy/numpy.org
105 reviews, 1195 commits, 363 PRs in 8 years 9 months
rgommers/scipy
166 reviews, 544 commits, 124 PRs in 11 years 10 months
Top skills
Score
numba
10
scipy
10
configurations
10

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16

Professor at University of Victoria
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Canada
Rock Star
11 years of coding experience
TOP CONTRIBUTIONS TO PROJECTS
matplotlib/matplotlib
2375 reviews, 2398 commits, 2362 PRs in 7 years 9 months
jklymak/Phy426
257 commits, 7 PRs, 267 pushes in 5 years 2 months
jklymak/Phy411
276 commits, 78 pushes in 2 years 1 month
Top skills
Score
projections
10
pure-python
10
jupyter-notebook
10

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17

/
United States
Rock Star
34 years of coding experience
TOP CONTRIBUTIONS TO PROJECTS
tkelman/Bonmin
1404 commits in 1 day
JuliaLang/julia
28 releases, 2248 commits, 1721 PRs in 4 years 6 months
JuliaCI/pkg.julialang.org
12 commits, 9 PRs, 9 pushes in 7 days
Top skills
Score
equations
10
buildbot
10
package-manager
10

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18

Employed at Simula Research Laboratory
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Norway
Rock Star
15 years of coding experience
TOP CONTRIBUTIONS TO PROJECTS
components/MathJax
27 commits, 4 pushes, 1 branch in 3 years 1 month
ipython/ipyparallel
15 reviews, 1779 commits, 707 PRs in 12 years 6 months
ipython/ipykernel
18 reviews, 932 commits, 229 PRs in 11 years 10 months
Top skills
Score
mpi4py
10
requirements-management
10
parser
10

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19

Software Engineer and Open Source contributor at Google Deepmind
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United Kingdom
Rock Star
14 years of coding experience
TOP CONTRIBUTIONS TO PROJECTS
leanprover-community/mathlib
16232 reviews, 2936 commits, 1625 PRs in 2 years 6 months
numpy/numpy
1431 reviews, 1289 commits, 1106 PRs in 5 years 5 months
leanprover-community/mathlib4
5480 reviews, 28 commits, 615 PRs in 1 month
Top skills
Score
numba
10
decoding
10
mkdocs
10

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