Genvid Entertainment, Seattle, WA July 2022 – Feb 2024
VP of Data and Machine Learning
- Created the company’s data strategy and AWS/Snowflake infrastructure for user and marketing analytics and ML.
- Built and grew the data science and data engineering teams that designed and built the company’s data platform, analytics pipelines and dashboards.
- Mentored and helped develop mentors within the data teams and worked with reports to create a data culture in the company.
- Collaborated with app development, marketing, operations, and product teams to build and improve our products and processes based on data team’s predictive analytics.
- Led the evaluation and contract negotiations for data product tools (Snowflake, AI tools).
- Researched and instituted the first generative AI models for company products and processes, including use cases for content moderation, username acceptability, machine translation, and marketing copy generation.
- Drove investment and head count decisions on data and marketing platforms. Reduced costs by 80% compared to legacy platform.
ActZero, Seattle, WA Dec 2021 – June 2022
Director of Data, Machine Learning & Security Engineering (cybersecurity)
- Built the data teams, function, and strategy for a cybersecurity detection and response business. Led cross functional teams of data scientists, engineers, and security experts.
- Rapidly built the product that created over 200 cyberthreat detections with development of heuristics, ML and foundation AI models across customers’ environments for endpoint, network, and cloud threats.
- Created detection enrichment analytics and surfaced these to the customer.
- Developed demo products for Sales and efficacy testing products for Sales and internal use.
- Increased release velocity more than 20 times.
- Maintained a very low employee attrition rate of < 5% per year.
ActZero, Seattle, WA Dec 2019 – Dec 2021
Director of Data Science and Machine Learning
- Built and led the Data Science and Machine Learning team.
- Built the defensive machine learning-based security product for the company, taking the product from zero to more than one hundred heuristic and ML-based detections and from covering only computers and servers to covering three SaaS and IaaS platforms.
- Set company level data strategy and established departmental level KPIs.
- Partnered with product teams and internal users to understand their needs and go from business requirements to solutions that improved efficiency by more than 100%.
- Collaborated with CTO to create a growth and talent development process for data scientists, security engineers, and software engineers.
- Built the first ML models to detect cyberthreats (scripting attacks). Reduced false positives by 99.9%.
Indeed Inc., Seattle, WA July 2018 – Dec 2019
Data Science Manager
- Managed a cross functional data and engineering team focused on resume understanding and improvements for job seekers.
- Set and tracked OKRs based on data analysis and opportunity sizing for future product features.
- Helped the leads of the five engineering teams design and analyze AB tests and led the team in developing AB testing analysis infrastructure.
- Developed generative text AI for suggesting full sentences for resumes, resume improvement models, and resume scores for job seekers.
- Developed a Scala library to automatically standardize text for resume understanding.
TiVo Corporation (formerly Rovi), Boston, MA Dec 2016 – July 2018
Senior Data Science Manager
- Led the Advanced Predictions and Optimization teams.
- Developed long term strategy with the VP of Product to provide advanced ML products to optimize and improve advertising campaigns.
- Spearheaded the development and implementation of machine learning TV audience size predictions in our products, resulting in a $4 million contract with a major TV network family.
- Worked with engineers to develop data models optimized for production and data science research.
- Worked closely with customers to make use of the ML models for their production use cases.
- Built ensemble machine learning models for TV audience size prediction.
- Built an AI model to predict TV program viewership.
- Co-developed frequentist and Bayesian models for prediction confidence scoring.
Rovi Corporation, Boston, MA Sep 2014 – Dec 2016
Data Scientist
- Developed a TV cross-channel optimization function that maximizes target audience reach.
- Built ML for time-based predictions of television ratings (improved error by 33%).
- Used propensity scoring analysis to create an attribution model for watching a television program.
- Collaboratively built a new data ETL with PySpark.
Insight Health Data Science, Boston, MA July 2014 – Sep 2014
Data Science Fellow
- Developed an individualized training web app for runners.
- Scraped training data from thousands of app users for model building. Created a model that predicts half marathon times and makes training suggestions to improve time.