Stephen Witkowski
Staff AI ML Engineer at 66degrees
Charlotte, North Carolina, United States
Summary
👤
Senior🎓
Top SchoolStephen Witkowski is a Staff AI/ML Engineer with a decade of experience building production-grade AI systems that turn unstructured data into business outcomes. He has delivered large-scale solutions at 66degrees, EA, and Daily Harvest—ranging from multi-turn conversational AI serving millions of interactions to pipelines that processed 10M+ assets and uncovered 100+ hidden customer preferences from 100M+ records. Stephen specializes in document processing with multi-hop reasoning, recommendation engines, and generative workflows that integrate into existing operations rather than being an afterthought. He also helps mid-market leaders ($10M–$500M) adopt AI safely and pragmatically, often taking on a couple of independent consulting engagements per year. A Google Cloud Professional ML Engineer, he pairs hands-on engineering with product sense and has led $1M+ engagements and cross-functional teams to production. Outside work he’s active in the Charlotte Curling Club, is a father of two, and maintains a retired racing greyhound’s hard-earned couch expertise.
9 years of coding experience
8 years of employment as a software developer
Master of Science (MS) Marketing Analytics, Master of Science (MS) Marketing Analytics at University of MarylandBachelor of Arts (B.A.) Political Science, Bachelor of Arts (B.A.) Political Science at Mount St. Mary's University
r, sql, python, English
Stackoverflow
374reputation
11kreached
14answers
0questions
Github Skills (87)
shiny10
validation10
nlp10
predict10
retrieval10
natural-language-processing10
rstudio10
r9
reactive9
gradient-boosting9
web-development9
shapley9
regex9
bert9
pydantic-v29
Programming languages (6)
Github contributions (5)
smwitkowski/dspy
Feb 2024 - Dec 2024
DSPy: The framework for programming—not prompting—foundation models
Contributions:2 PRs, 9 pushes, 4 branches in 10 months
smwitkowski/stephenwitkowski.github.io
Mar 2021 - Aug 2023
Contributions:34 pushes, 1 branch in 2 years 5 months
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