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Joan Villar-Allen

Data Scientist | Accountant

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About Me

I just graduated from Lambda School on Data Science and Computer Science. I'm currently working on personal projects focused on Machine Learning.

Previously, I was working with Human Rights First with their new project, Blue Witness with the implementation of twitter bot and BERT model to identify police violence in the US.

Latest Project

driver
New

Drowsy Driver

Drowsy Eyes is designed to detect when a driver is starting to get drowsy while driving, by identifying the movement of the eyes within a specific period of time.

Python | Flask | Tensorflow | OpenCV

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spotify

Spotify Suggester

Spotify Suggester is an app designed to recommend songs similar to input songs found on Spotify.

Python | Flask | Spotify API

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Work Experience

Data Science Intern - Human Rights First: Blue Witness (May 2021 - May 2021)

  • Python | FastAPI | BERT | PostgreSQL | Twitter API | AWS
  • Assisted with the predictive analytics for the implementation of the Bidirectional Encoder Representations Transformations (BERT) model that greatly improved the capability of the bot to recognize and identify police incidents and not.
  • Collaborated remotely with two data scientists to compile thousands of reliable police incidents and non-incidents that increased the performance and accuracy of the BERT model.

Finance Analyst Team - The Church of Jesus Christ of Latter-Day Saints (August 2019 - July 2020)

  • Analyzed financial data for 50-100 multi-million dollar projects to evaluate potential problems in capitalization, and consulted with finance managers to properly handle the easier completion of projects
  • Created multiple Visual Basic Macro Codes in MS Excel that improved productivity, accuracy, and efficiency of weekly and monthly financial reports for project managers and finance managers by 50%
  • Performed numerous Ad Hoc projects such as analysis on inconsistencies in financial data from different records, and reconciliation of variances on costs of projects

Student Accountant - Brigham Young University-Hawaii (September 2018 - June 2019)

  • Designed and co-managed the implementation of an asset management project that increased accuracy and ease of data-sharing across departments
  • Enhanced the accuracy and efficiency in departmental billings by at least 30% by using VBA codes

Customer Service Representative - Polynesian Cultural Center (August 2016 - April 2018)

  • Assisted international customers in the #1 paid tourist attraction in Hawaii
  • Resolved complaints via phone, e-mail, and face-to-face communications, and documents them for managerial review
  • Restructured recording format for guest interactions that increased understanding and reduced reporting time by 25%