Erich Wellinger
Principal Machine Learning Engineer at Workday
Denver, Colorado, United States
Summary
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Senior🎓
Top SchoolErich Wellinger is a Principal Machine Learning Engineer with 11 years of experience building and productionizing ML systems, currently leading ML efforts for financial products at Workday from Denver. He has a strong track record of turning research into impact—architecting a Synchronous Inference Framework that accelerated ML feature adoption over 13x and shipping multiple Worktag Recommendation features to production. Prior roles span forecasting and pricing models at AirDNA and recommendation systems at Ibotta, where he deployed production gRPC services and improved cold-start handling for millions of users. Equally comfortable in Python, shell scripting, and LaTeX, he blends hands-on engineering with coaching and curriculum work from his time teaching data science. Outside of work he applies advanced ML creatively—such as predictive models for horse racing—demonstrating a curiosity-driven approach to challenging problems.
10 years of coding experience
7 years of employment as a software developer
Bachelor of Arts (BA) Mathematics, Bachelor of Arts (BA) Mathematics at Wesleyan UniversitySilver Creek High School
Stackoverflow
191reputation
150kreached
3answers
0questions
Github Skills (78)
portable9
gradient9
parallel9
python9
optimization9
ray9
pytorch9
machine-learning9
fs9
reinforcement-learning9
deploying9
java9
scalable8
deep-learning8
huggingface8
Programming languages (5)
Github contributions (5)
ewellinger/election_analysis
Jan 2016 - Oct 2016
Contributions:49 commits, 83 pushes, 1 branch in 9 months
GalvanizeDataScience/self-study-resources
Jan 2017 - Mar 2017
Contributions:23 commits, 2 PRs, 20 pushes in 1 month
dsipythonself-studystudy-resources
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