Johnathon Kyle Armstrong
Data Science | Machine Learning | Data Management
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About
I am a collaborative and results-focused Data Science professional with an extensive background in analytics and a doctoral degree in Mathematics. Utilizing this background I take my expert knowledge in mathematics, statistics and data analysis and apply it to solving complex business problems and challenges. I have experience working as a Data Scientist, Research Scientist, and senior statistical lead on projects.
In addition to these skills, I utilize excellent communication and interpersonal skills to build rapport with stakeholders, and ensure a positive customer experience. In addition, I use my adaptability and decisiveness to produce results in fast-paced and deadline driven environments. Finally, I maintain an expert level knowledge of the latest technologies and approaches.
๐ป๐๐๐๐๐๐๐๐ ๐บ๐๐๐๐๐
๐๐ซ๐จ๐ ๐ซ๐๐ฆ๐ฆ๐ข๐ง๐ ๐๐๐ง๐ ๐ฎ๐๐ ๐๐ฌ: R, Python, SQL, SAS
๐๐๐ญ๐๐๐๐ฌ๐ ๐๐๐ง๐๐ ๐๐ฆ๐๐ง๐ญ: TeraData, Spark, Impala, PostGres, Snowflake
๐๐ฅ๐จ๐ฎ๐ ๐๐๐ญ๐ ๐๐๐ง๐๐ ๐๐ฆ๐๐ง๐ญ: Google Cloud, Google Big Query, Amazon Web Services, Cloudera Data Science Workbench
๐๐๐ญ๐ ๐๐ข๐ฌ๐ฎ๐๐ฅ๐ข๐ณ๐๐ญ๐ข๐จ๐ง: Tableau
๐๐๐ซ๐ฌ๐ข๐จ๐ง ๐๐จ๐ง๐ญ๐ซ๐จ๐ฅ: Git
๐ ๐ฎ๐ง๐๐ญ๐ข๐จ๐ง๐๐ฅ: Data Analytics, Visualization, Machine Learning, Project Management, Statistical Modeling, Predictive Modeling, Team Development, Leadership, Optimization, AI
Experience
Independence Blue Cross
Senior Research Scientist, Advanced Analytics & Data Science
May 2018 - Jun 2022 ยท Philadelphia, PA
๐๐๐ฌ๐ฉ๐จ๐ง๐ฌ๐ข๐๐ข๐ฅ๐ข๐ญ๐ข๐๐ฌ
- Actively research and utilize the latest developments in machine learning and artificial intelligence to work on projects involving both structured and unstructured data.
- Lead data scientist and machine learning engineer on projects, working with stakeholders to gather requirements and make key decisions on methodology, process, and code.
- Develop and implement machine learning pipelines to solve complex business challenges.
- Evaluated medical management programs to determine their clinical and financial outcomes and provided recommendations to Executive Management.
- Provide mentorship and promote best practices related to code standards and optimization.
- Collaborate with business partners to develop statements of work and partnerships with research organizations.
๐๐ซ๐จ๐ฃ๐๐๐ญ๐ฌ
- Managed ETL processes and SQL using R, Python, TeraData, HIVE, and Impala for data wrangling to support 40+ machine learning models, reducing model creation time from months to weeks.
- Developed Likelihood of Impact predictive model to identify members likely to have cost savings with Case Management, using nearest neighbor and random forest classifiers.
- Built an Adverse Pregnancy Outcomes Predictive Model using OMOP CDM to identify pregnancies and multiclass classifier to predict normal pregnancies, various adverse events, or deaths.
- Created Estimation of Cost Estimates for Commercial Population Spark Random Forest regression model, providing monthly estimates on total medical costs to inform cost-saving initiatives.
Education
Doctor of Philosophy (PhD) in Mathematicsย | Florida State University2012Master of Science (MS) in Mathematicsย | Florida State University2009Bachelor of Science (BS) in Mathematics and Statisticsย |ย Florida State University2006