Victor Davis, Data Science Developer in Atlanta, GA, United States
Victor Davis

Data Science Developer in Atlanta, GA, United States

Member since August 31, 2017
Victor is a developer strongly oriented towards math, statistics, and data with 10+ years of experience. He is intellectually curious, quick to master new concepts, and always hungry for a challenge. He communicates extremely well and is equally comfortable working alone or as part of a team. He has a passion for data science, machine learning, and natural language processing.
Victor is now available for hire

Portfolio

Experience

  • Mathematics 15 years
  • SQL 10 years
  • Python 8 years
  • R 6 years
  • Data Analysis 6 years
  • Machine Learning 4 years
  • Statistics 4 years
  • Natural Language Processing (NLP) 2 years

Location

Atlanta, GA, United States

Availability

Part-time

Preferred Environment

GitHub, SQL, PHP, Linux, R, Python

The most amazing...

...discovery I've ever published is a novel formula describing the type-token relation which outperforms Heaps' Law.

Employment

  • Data Scientist

    2018 - PRESENT
    Toptal Projects
    • Spearheaded, as a principal developer, the Data Analytics library for a fintech startup building, validating, and monitoring financial models using Python. [Brussels, BE].
    • Applied NLP and machine learning techniques to web-crawl data for scaling up a B2B marketing product using Python. [London, UK].
    • Presented talks at trade conferences. [New York, US].
    • Created data visualization software for pediatric doctors to share diagnosis and treatment information across centers using R. [Santiago, CL].
    • Taught the R programming language as a corporate trainer. [Seattle, US].
    • Tested and optimized code for hotel pricing software using R. [Brussels, BE].
    Technologies: Statistics, Machine Learning, Data Analysis, SQL, R, Python
  • IT Consultant

    2014 - 2018
    Boaz Media Network Solutions
    • Supported operators in inventory control, BOM and router management, material ordering, and logistical optimization.
    • Created BI dashboards and KPI scorecards.
    • Wrote reports (using Crystal and SSRS) for all departments.
    • Generated performance metrics through complex data mining and SQL data wrangling.
    • Developed software and analytical tools for miscellaneous clients.
    Technologies: SSRS, Microsoft Dynamics, Global, Microsoft SQL Server, Microsoft Access, SQL, R, Crystal Reports
  • Software Developer

    2010 - 2014
    Waffle House
    • Created interactive Google Maps using JavaScript, KML, and mathematical functions.
    • Implemented mathematical algorithms in COBOL to boost processing speed.
    • Generated BI reports based on analytical insights using SQL and R.
    • Wrote adapters for getting multi-generation platforms to communicate using principles of strong data design.
    • Built interactive Excel and SSRS reports based on business data.
    Technologies: KML, MySQL, PHP, JavaScript, .NET, C#, SQL Server Integration Services (SSIS), Microsoft SQL Server, COBOL, AS/400

Experience

  • Legomena (Development)
    https://github.com/victordavis/legomena

    Pypi package complementing a computation linguistics paper published in Glottotheory: https://arxiv.org/pdf/1901.00521.pdf

  • GeoConvexHull (Development)
    https://github.com/VictorDavis/GeoConvexHull

    Python algorithm used to determine if N points on a sphere exist in the same hemisphere.

  • Goodreads Stats (Development)
    https://victor.shinyapps.io/gr-stats/

    Used Goodreads API to aggregate book reading statistics. Implemented as Shiny App via RStudio.

  • PassHash (Development)

    Chrome extension that hashes a password based on site name and passphrase. Unlike commercially available password vaults, this app only calculates password on the client, never stores any information whatsoever, locally or on any server.

Skills

  • Other

    Mathematics, Data Analysis, Statistics, Global, Predictive Modeling, Predictive Analytics, Text Analytics, Machine Learning, Natural Language Processing (NLP), Artificial Intelligence (AI), Clustering, Data Analytics, Linear Regression, Logistic Regression, Statistical Analysis, Statistical Modeling, Model Validation, Monte Carlo Simulations, Markov Chain Monte Carlo (MCMC) Algorithms, Monte Carlo
  • Languages

    R, Python, SQL, COBOL, C#, JavaScript, KML, PHP
  • Platforms

    RStudio, AS/400, Linux, Jupyter Notebook, Amazon Web Services (AWS)
  • Storage

    Microsoft SQL Server, SQL Server Integration Services (SSIS), MySQL
  • Frameworks

    .NET
  • Libraries/APIs

    Scikit-learn, TensorFlow, Pandas, NumPy, Keras
  • Tools

    GitHub, Crystal Reports, Microsoft Access, Microsoft Dynamics, SSRS
  • Paradigms

    Data Science

Education

  • Bachelor of Science degree in Mathematics
    2005 - 2007
    Southern Polytechnic State University - Marietta, Georgia, USA

Certifications

  • Data Science Specialization
    APRIL 2016 - PRESENT
    Johns Hopkins University

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