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Sam Nick

Senior AI/ML Engineer specializing in Generative AI, LLMs, and NLP

Rexus GroupDallas, TX10 Years ExperienceSenior Level

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About

ML/AI engineer with hands-on experience building healthcare and fraud-detection systems from experimentation through deployment, monitoring, and retraining. Stands out for combining real-time IoT pipelines, cloud-native MLOps, and GenAI/RAG in regulated healthcare settings, with reported impact including reduced emergency response times and a 25% reduction in manual diagnosis time.

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Key Strengths

  • end-to-end ownership of production ML systems
  • real-time healthcare AI using IoT streaming data
  • MLOps and scalable cloud deployment on AWS/GCP
  • monitoring and drift detection with automated retraining
  • GenAI/RAG applied to healthcare decision support
  • human-in-the-loop and safety-focused LLM evaluation
  • translated research models into production fraud systems
  • balanced latency, cost, and quality via LSTM/XGBoost ensemble design
  • built reusable Python services with strong testing practices
  • improved team velocity through modular APIs and GitLab CI/CD
  • 25% reduction in manual diagnosis time
  • reduced emergency response time through timely health alerts

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Experience

Senior AI/ML EngineerRexus Group · May 2022 – Present
Machine Learning EngineerAIMLEAP · Apr 2019 – Apr 2022
Associate Machine Learning EngineerMaxonic · Jul 2016 – Mar 2019

Languages

English

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Sam NickSenior AI/ML Engineer specializing in Generative AI, LLMs, and NLP