Sam Keller
Staff Software Engineer at DAT Freight & Analytics
Seattle, Washington, United States
Summary
👤
Senior🎓
Top SchoolSam Keller is a Staff Software Engineer based in Seattle with 14 years of experience building scalable full-stack systems across logistics, government services, and pay-as-you-go energy platforms. He has led teams and projects modernizing legacy systems—most notably converting COBOL mainframe payment flows to cloud APIs for Medicare at Nava—and driving platform value at Convoy/Flexport and now DAT through multiple acqui-hires. Technically fluent in Python, JavaScript, Java and a range of web frameworks (Django, Node/Express, DropWizard) and cloud platforms, he combines hands-on engineering with technical leadership across deployments, CI, and infra. Sam has a history of impactful open-source contributions, including scripting work for DuckDuckGo Instant Answers, reflecting a practical automation-first approach. A physics and astronomy graduate (Magna Cum Laude, Carleton College), he brings analytical rigor and curiosity to product and system design. Colleagues describe him as a pragmatic problem-solver who thrives on untangling complex, mission-critical systems and scaling them for real-world use.
14 years of coding experience
14 years of employment as a software developer
Physics, Physics at The University of EdinburghBachelor of Arts Physics, Bachelor of Arts Physics at Carleton CollegeLakeside SchoolThe Mountain School of Milton Academy
Stackoverflow
114reputation
12kreached
4answers
4questions
Github Skills (14)
duckduckgo10
beautifulsoup10
python10
instantsearch10
bash9
perl8
orm6
celery6
javascript6
signal6
bookshelfjs6
django6
markdown-it5
markdown5
Programming languages (6)
Github contributions (5)
duckduckgo/zeroclickinfo-fathead
Feb 2016 - Nov 2016
DuckDuckGo Instant Answers based on keyword data files
Role in this project:
Full-stack Developer
Full-stack DeveloperContributions:13 commits, 3 PRs, 30 comments in 9 months
Contributions summary:Sam primarily contributed to the development of a "GitManual" DuckDuckGo Fathead. They implemented scripts in Python and Bash to fetch, parse, and format Git documentation for use in the Fathead. The user also created a Perl file to provide metadata for the Fathead and updated the parsing script to improve output formatting. Additionally, the user made some modifications to the CanIUse fathead.
pythonjavascriptduckduckgoinstant-answersruby
samskeller/my_site
Jun 2015 - Dec 2019
A basic Django app for creating a personal website!
Contributions:85 commits, 54 pushes, 1 branch in 4 years 6 months
pythondjango-basicdjangodjango-projectdjango-app
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