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I am a Senior AI / Full Stack Engineer with 8+ years of experience building and scaling high-impact AI systems in production. I design end-to-end ML platforms—from data pipelines to model deployment—driving NLP, recommendation engines, and real-time inference. I pair deep technical expertise with strong product intuition and leadership to deliver measurable business outcomes, including double-digit improvements in model performance, user engagement, and system efficiency.…I am a Senior AI / Full Stack Engineer with 8+ years of experience building and scaling high-impact AI systems in production. I design end-to-end ML platforms—from data pipelines to model deployment—driving NLP, recommendation engines, and real-time inference. I pair deep technical expertise with strong product intuition and leadership to deliver measurable business outcomes, including double-digit improvements in model performance, user engagement, and system efficiency.

Tim Kelly

Full Stack Developer, AI Engineer, Data Scientist, +2

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I am a Senior AI / Full Stack Engineer with 8+ years of experience building and scaling high-impact AI systems in production. I design end-to-end ML platforms—from data pipelines to model deployment—driving NLP, recommendation engines, and real-time inference. I pair deep technical expertise with strong product intuition and leadership to deliver measurable business outcomes, including double-digit improvements in model performance, user engagement, and system efficiency.…I am a Senior AI / Full Stack Engineer with 8+ years of experience building and scaling high-impact AI systems in production. I design end-to-end ML platforms—from data pipelines to model deployment—driving NLP, recommendation engines, and real-time inference. I pair deep technical expertise with strong product intuition and leadership to deliver measurable business outcomes, including double-digit improvements in model performance, user engagement, and system efficiency.

Available to hire

I am a Senior AI / Full Stack Engineer with 8+ years of experience building and scaling high-impact AI systems in production. I design end-to-end ML platforms—from data pipelines to model deployment—driving NLP, recommendation engines, and real-time inference.

I pair deep technical expertise with strong product intuition and leadership to deliver measurable business outcomes, including double-digit improvements in model performance, user engagement, and system efficiency.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Language

English

Fluent

Work Experience

Senior AI / Full Stack Engineer at Verizon Media (formerly Yahoo Labs)

July 1, 2023 - December 31, 2025

Led the design and deployment of large-scale personalization and recommendation systems serving millions of users in real time using Python, PyTorch, and AWS. Built transformer-based NLP models with TensorFlow and spaCy, focusing on ranking, content understanding, and relevance optimization.

Senior AI / Full Stack Engineer at Verizon Media

January 1, 2022 - December 31, 2023

Developed NLP-driven personalization systems using Python, Scikit-learn, and spaCy. Built scalable back ends using Node.js and deployed on AWS (EC2, Lambda, S3) for real-time inference.

Machine Learning Engineer at Uber

January 1, 2020 - December 31, 2021

Developed ML models for dynamic pricing and demand forecasting using Python, Scikit-learn, and XGBoost; Improved forecasting accuracy by 15-20%.

Senior Machine Learning Engineer at Uber

October 1, 2016 - December 31, 2019

Built real-time decision systems using distributed systems and streaming data pipelines. Processed large-scale geospatial and trip data using Apache Spark and SQL. Partnered with product and engineering teams to translate business requirements into scalable ML solutions.

AI / Full Stack Developer at Nintex

January 1, 2015 - September 30, 2016

Built NLP models using spaCy and NLTK for classification, entity extraction, and document processing.

Research Assistant at Ohio University AI Lab

June 1, 2014 - December 31, 2014

Conducted NLP and computer vision research using TensorFlow and PyTorch (CNNs, RNNs). Built experimental models and improved preprocessing pipelines using Python.

Machine Learning Engineer at Uber

October 1, 2016 - December 1, 2019

Developed ML models for pricing, demand forecasting, and ranking. Engineered feature pipelines and model evaluation to improve accuracy and operational efficiency. Collaborated with cross-functional teams to deploy models in production.

Full Stack Developer at Nintex (Contract/Remote)

January 1, 2015 - September 1, 2016

Built ML models using spaCy and scikit-learn for contract automation and data processing. Delivered backend APIs and dashboards as part of contract work, and contributed to end-to-end development in remote engagements.