Joaquin Dominguez

Data Scientist

  New Haven, CT   [email protected]   (203) 392-1935

Profile

Passionate Data Scientist with 3 years of experience in academic and professional data-driven applications. Specializing in applying Large Language Models and neural networks to digital workflows.

Education

Master of Science, Data Science

Southern Methodist University 2021 - 2023

Master of Arts, Government Extension Studies

Harvard University 2018 - 2020

Bachelor of Science, Psychology

Colorado State University 2011 - 2015

Skills

  • Python
  • Go
  • SQL
  • R
  • Webdev
  • Cloud Computing
  • Generative AI

Experience

Data Scientist

December 2023 - Present | DeepLearning.AI, Remote

  • Created an LLM‑based personal tutor with the persona of Andrew Ng.
  • Created a conversational Andrew Ng Avatar to give career advice, using a combination of fine‑tuning, RAG, and multi‑agent collaboration.
  • Contributed to the development of a translation agent with Andrew Ng.

    • Research Data Scientist

    August 2023 - May 2024 | Equilo, Remote

  • Generated summaries using LLMs with specific evidence and citations from a collection of thousands of documents.
  • Assisted building and deploying a RAG LLM application for 20,000 documents.
  • Created, tested, and deployed 6 classification models for tagging text documents using XGBoost, LLM zero/few‑shot, NER, and fine‑tuning BERT.
  • Led the design and deployment of an end‑to‑end pipeline: MongoDB →AWS Apache Kafka event‑logging →AWS Lambda Function for document processing →AWS SageMaker for classification inference for multiple models →MongoDB collection.
  • Created and tested similar pipeline as above using GCP Pub/sub, GCP Dataflow (Apache Beam), GCP VertexAI, and GCP BigQuery.

    • Data Scientist

    August 2021 - August 2023 | Freelance Consulting, New Haven, CT

  • Assisted individuals and organizations with data mining, data analysis, and predictive model building.
  • Established data pipeline in a cloud environment via API and Apache Kafka.

    • Financial Advisor

    August 2020 - August 2021 | Northwestern Mutual, New Haven, CT

  • Assisted individuals and businesses in meeting their financial goals by employing a comprehensive financial planning process.
  • Specialized in investment risk management, debt management, insurance, and retirement planning.

    • Certificates

    Google Data Analytics - 2021

    Rigorous hands-on program that covers the entire scope of the data analysis process

    References

    Professor

    Dr. John Santerre

    Professor

    Dr. Sasha Sparsha

    Languages

    • English
    • Spanish
    • French

    Projects

    Capstone:
    Machine Learning Prosthetics
    ConvoSQL:
    MySQL Translator