Sean Schaefer
Chief Technology Officer at Disca
Tempe, Arizona, United States
Summary
👤
Senior🎓
Top SchoolSean Schaefer is a technology leader and CTO with 11 years of hands-on software engineering experience focused on education technology and data-driven learning outcomes. He co-founded Disca and now leads tech at Fireline Science, bringing product-minded architecture skills and a passion for Python, analytics, and system design. Sean blends practical engineering—from JavaScript and Java to Python-based analytics—with a research-oriented approach to quantify and improve learner efficacy. His background includes senior roles at Mindspace and development experience at Pearson, giving him deep domain knowledge in educational platforms. A high-Achieving ASU CS graduate (3.9 GPA), he is motivated by continuous learning and enjoys tackling the technical challenges of measuring real-world educational impact. Notably, he treats analytics as both a product feature and a source of challenging engineering problems, aiming to make learning more effective at scale.
11 years of coding experience
7 years of employment as a software developer
Bachelor of Science (B.S.), Computer Science, 3.9, Bachelor of Science (B.S.), Computer Science, 3.9 at Arizona State University
Github Skills (39)
pandas9
simulation9
manipulation9
python9
frame9
data-structures8
data-analysis8
dataframes8
data-science8
tellodrone8
simulator8
testing7
data-manipulation7
docker7
developer-tools6
Programming languages (5)
Github contributions (5)
Fireline-Science/tws-py
Dec 2024 - Mar 2025
Python client for Tuneni Web Services
Contributions:6 releases, 17 PRs, 26 pushes in 3 months
ichuang/pandas
Nov 2014 - Feb 2015
Contributions:6 commits, 3 pushes in 3 months
manipulationmanipulation-librarydata-analysispythondata
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