Leading a team of nine engineers in building data products to support the company's GTM strategy

Led a team of five engineers through various high-impact experimentation projects, including the redesign of all the data pipelines for Etsy's internal experimentation platform to deliver experiment results faster and in a more flexible format for deeper insights and analysis.

Data Engineer on Etsy's internal experimentation platformWrote ETL pipelines, build and monitor cloud services, and use or maintain batch dataWrote code in Scala, SQL, Php, Javascript and use technologies like Hadoop, Airflow and GCP services like Dataproc and BigQuery

Multi-channel, cross platform attribution modelingCausal analysis, specifically focusing on SEOMetric developmentA/B testingPredictive modelingCustomer segmentationSimilarity analysisLTV Accuracy

Applied machine learning methods to model the presence of hyperthyroidism or hypothyroidism in previously undiagnosed patients who were otherwise healthyBuilt a model to predict housing prices based on real estate sales in Ames, Iowa from 2006 to 2010; data set contained 82 variables and over 2000 observationsPerformed ETL process for 20,000 Ebay auctions distributed across 40 files, created appropriate relational schemata, applied constraints to maintain data integrity, and created simple web interface to queryingExperience with advanced statistical techniques including classification and regression trees, clustering, k-nearest neighbors classification, multivariate regression, and support vector machines

Worked as part of the Data and Analytics Business Group to build a library of time series analysis modules — moving average, bollinger bands, exponential smoothing, ARIMA, LOWESS — that run on real-time, streaming data, on a limited/constrained environment with maximal autonomy and minimal configuration.Modules build with Python within the PostgreSQL environment and integrated with Pentaho's BI platformData sampled every second and visualizations refreshed every 5 seconds

Directed teams and developed timelines for data-based projects through an expanded role at Visualizing’s parent companyManaged the development, launch, analysis and data visualization of vote.riodialogues.org, an effort of UNDP and the Government of Brazil and additional stakeholders from varying levels of government and civil societyCo­-led World Economic Forum workshop on designing and understanding complex systems, part of MIT’s Links 2013 conference

Coordinated the on-site and off-site engagement of Visualizing’s more than 12,000 registered users and approximately 350,000 unique visitors per year. Visualizing is a platform and community of creative people working to solve complex issues through data and design.Supported the production and execution of all events, including outreach, registration, logistics, and on-site and off-site running and coordination. Events included the 2011 Visualizing Marathon Program, a series of 24-hour student hackathons held in Sydney, São Paulo, New York, London and Berlin, the Visualizing Marathon 2012: New Delhi, and the Visualizing Global Marathon, which occurred simultaneously online and at 21 satellite locations throughout the world and involved over 1000 students from 38 countries and 119 universitiesSupported business development goals through the creation of strategic pitches and presentationsDeveloped and implemented brand strategy across all site initiatives, events, partnerships, and social media channelsInterfaced and assisted in consultation on data visualization projects and goals with organizations, companies, brands, NGOs, and universitiesActed in a lead role in the expansion of Academic Partners, increasing engagement to over 65 member universities and directing all communicationsInteracted daily with users and visitors, providing information about site tools, features, and upcoming programs, managing feedback, and answering questions