Stephen Witkowski

Building Custom AI Systems | Staff AI/ML Engineer at 66degrees | Open to Select Consulting Projects | NLP, LLM, Generative AI

Role
Staff Ai Ml Engineer at 66degrees
Location
Charlotte, NC, US
LinkedIn followers
500 followers
Information TechnologyView LinkedIn profile

About Stephen Witkowski

I build custom AI systems that solve real business problems.My background: I\'ve built and deployed enterprise AI applications at 66degrees, worked across platforms with 70M+ active users at Electronic Arts, and dug into 100M+ data points at Daily Harvest to find customer preferences nobody knew existed. I hold a Google Cloud Professional ML Engineer certification.What I do:I build AI systems: data extraction pipelines, document processing with multi-hop reasoning, automated enrichment workflows. I turn unstructured documents into usable data.I build AI applications: full products where AI is the core, not something tacked on. Recommendation engines, conversational AI, generative workflows that plug into how your business already works.I help teams adopt AI: which tools actually solve your problem, how to implement them safely, how to get your people using them.Who I work with: VP/Directors at mid-market companies ($10M-$500M) who know AI matters but don\'t have dedicated AI engineering teams. Companies that want to build AI capability, not rent it.I take 1-2 independent consulting projects per year alongside my 66degrees role. If you\'re thinking about AI but aren\'t sure where to start, or you have a specific system in mind, let\'s talk.Outside work: Charlotte Curling Club, father of two, and a retired racing greyhound who\'s figured out the couch life.

Experience

  1. Staff Ai Ml Engineer

    66degrees

    Sep 2023 — Present

    I architect and deploy custom AI systems for enterprise clients.What I\'ve built:• Customer-facing conversational AI system that handles millions of interactions monthly with multi-turn reasoning and safety guardrails• Financial document processing pipeline with multi-hop reasoning and entity extraction. Cut manual application review time by 90%+ and saves $6K+ per document.• Multi-modal ML pipeline that processed 10M+ marketing assets with automated tagging, metadata enrichment, and content standardization. 94% more efficient than manual methods.Leadership:• Led $1M+ enterprise engagements with teams of 4-6 engineers, from design through production deployment• Built an ML deployment platform that lets non-technical teams put models into production without engineering support

Education

  • Mount St. Mary's University

    Bachelor of Arts (B.A.), Political Science

  • Mount St. Mary's University

    Bachelor of Science (B.S.), Economics

  • University of Maryland

    Master of Science (MS), Marketing Analytics

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Stephen Witkowski — Staff Ai Ml Engineer at 66degrees in Charlotte, NC, US | Unifers