Data Scientist

• Jan 2022 - Present

Senior Data Scientist

• Jul 2021 - Jan 2022

Data Scientist II

• Aug 2020 - Jul 2021

Accomplishments:- Built and maintain a user preference library comparing the affinity of over 40 million users across internal trackable features.- Established multiple content comparison registries to improve recommendations of supporting models (relational based feature engineering).- Developed multiple real-time sending systems improving on existing click through rates (CTR) by +90% and +110% compared to prior email sending systems (performance changes based on production data, not within tests).- Developed a user reactivation system (a sending recommender aimed towards engaging inactive users) with a CTR 50% higher than prior model.- Team content matter expert on programmatic Python and deliverable content categorization.- Mentored co-workers 6 hours a week. Show less

Data Scientist

• Sep 2018 - Aug 2020

Key Responsibilities:- Investigate opportunities for long term company growth and increase immediate revenue.- Support other departments through building API crawlers and troubleshooting code.- Teach both basics and best practices of Python, SQL & TensorFlow to my immediate team members.- Instruct interested non-technical co-workers basics of SQL as well as provide refreshers in statistics.Accomplishments:- Established an NLP framework and pipeline to ingest and vectorize incoming data-feeds.- Built NLP and clustering algorithms to categorize all non-numeric proprietary data.- Developed novel measures to compare relative cosine-similarity between deliverables to assess their effectiveness.- Created indexable user level profiles to track preferences and activity within network and via 3rd party signals.- Decreased MAPE (mean absolute percent error) of deliverable performance assessment system by 55% by implementing a modernized time-series based model.- Installed scalable ETL pipelines to ingest, store, and make real-time decisions from 3rd party signals.- Reorganized workflows to decrease server load and costs by optimizing Apache Airflow DAGs and/or offloading to internalized Snowflake tasks.- Created procedures to build Chartio data stores for dashboards, decreasing Snowflake credit usage and costs.- Presented high level data science findings to C-level audiences as well as entire organization. Show less

Data Science Instructional Associate

• Apr 2018 - Jan 2021

Responsibilities:- Teach entry & advanced Python / data science concepts to students of various skill levels and backgrounds- Lecture on data science topics including Jupyter, Pandas, Anaconda, Github, Sklearn & EDA and statistical topics such as A/B Testing, Regression analysis and Bayesian analysis- Provide critique, technical feedback and recommendations on code submitted by students.- Provide one-on-one tutoring and mentorship to students.

Data Science Fellow

• Jan 2018 - Apr 2018

Supported instruction on & built models using:- Statistical analysis (including: inference methods, A/B testing )- Databases (SQL), data querying, Webscraping and APIs- Generalized linear models (GLM), regularization (L1/L2), hyperparameter tuning- Natural Language Processing (NLP), Recommender systems, Bayesian inference, PyMC, MCMC- Tree-based methods (bagging and random forests, boosting), support vector machines, - Neural Networks: Multilayer perceptrons (MLPs), Convolutional NN (CNN), Recurrent NN (LSTM), - k-Means and Hierarchical Clustering, DBSCAN, PCA, LDA- Big Data tools (Apache Spark, & AWS) Show less

Graduate Researcher

• Jan 2016 - Oct 2016

Responsibilities: - Co-led weekly research team meeting. - Preprocessed raw fMRI DICOM files for 3D reconstruction and analysis. - Logged all changes in preprocessing to maintain reproducibility. - Ran both parametric and non parametric statistical modeling using Python and MATLAB. - Ran basic SVM simulations on fMRI results to measure activity of the default mode network in patients with chronic lower back pain. - Published the thesis into the BU library entitled: “Altered Resting State Amygdala Connectivity in Patients with Chronic Low Back Pain” Show less

Radiology Intern

• Apr 2015 - Jan 2016

Responsibilities: - Navigating high volume and high stress, emergency room environments - Training on and using both 1.5 Philips and 3T GE MR scanners - Increasing efficiency and optimizing resolution by customizing of MRI parameters - Assisting and personalized care for disabled, inmate, and special populations patients - Providing empathetic bedside patient care - HIPAA and hospital protocol compliance Responsibilities: - Navigating high volume and high stress, emergency room environments - Training on and using both 1.5 Philips and 3T GE MR scanners - Increasing efficiency and optimizing resolution by customizing of MRI parameters - Assisting and personalized care for disabled, inmate, and special populations patients - Providing empathetic bedside patient care - HIPAA and hospital protocol compliance

IT Manager

• Apr 2014 - Dec 2014

Responsibilities: - Linux, Window, and Mac build & repair - Server build & maintenance - Sound system setup, breakdown for bi-weekly concert events - Sound system hardware repair Responsibilities: - Linux, Window, and Mac build & repair - Server build & maintenance - Sound system setup, breakdown for bi-weekly concert events - Sound system hardware repair

Laboratory Technician

• Jun 2010 - Sep 2011

Responsibilities: - Prepped and Conducted enzyme-linked assays (ELISA) to evaluating antibody adhesion responses to the surface-associated glycopeptides gp40 and gp15. - Analyzed data and compared against immunocompromised subjects infected by cryptosporidium. Responsibilities: - Prepped and Conducted enzyme-linked assays (ELISA) to evaluating antibody adhesion responses to the surface-associated glycopeptides gp40 and gp15. - Analyzed data and compared against immunocompromised subjects infected by cryptosporidium.