Eli Reiman Email & Phone Number

San Francisco, California, US

Lead a team of 11 data engineers and product managers tasked with providing centralized data assets to our enterprise suite of products. Designed and built high-performance and reliable pipelines for large Medical and Pharmacy claims, and EHR datasets to facilitate patient journey analytics. Mastered medical reference data such as UMLS, RXNorm, and built.

Herndon, VA, US

SemanticBits is a Medicare subcontractor which manages the bonus and penalty payments to all Medicare physicians based on their quality of service. Designed and built a highly reliable data warehouse underlying our public-facing reporting environment. Built extensive data quality checks, anomaly detection, and alerting. Migrated the Postgres datawarehouse.

San Francisco, CA, US

Redshift to Presto migration of multi-touch marketing attribution pipelines.

Clarity Insights is the largest consulting company in the US that focuses exclusively on data strategy, engineering, science and visualization. We help our clients—Fortune 1000 companies across multiple industries—leverage data and analytics to find actionable insights that can help them seize new opportunities and solve their toughest business challenges.

Miami, Florida, US

Performance tuning and cluster sizing for Vertica systems.

Cupertino, California, US

Apple Power team optimizes power consumption across all global datacenters. I was part of a Data Science team helping with the ETL & architecture in Vertica. We found significant savings opportunity in power strip balancing, hardware aging, impact of weather and ambient temperature, and the mix of devices in the cabinet.

San Francisco, California, US

Working with Uber's Vertica DBA team on performance tuning and capacity planning of one of the largest multi-cluster Vertica environments in production.

Richardson, TX, US

Primary developer for Blue Cross Blue Shield report generation infrastructure: rearchitected approach, resulting in over 100X performance improvement, and achieving SLA. Wrote algorithms to detect over $100M in fraudulent billings. Worked with the consulting team to reduce cost & leakage, and improve healthcare outcomes. Detected relationships between.

Data engineer responsible for designing and administering multi-petabyte pipelines for the Identity team including areas such as profile views and profile completeness. Built Tableau dashboards for the main company portal. Technologies used: python, hive, Vertica, Oracle, Tableau, git, and a ton of internal Facebook tools.

Atlanta, GA, US

Principal architect and ETL developer of a Vertica EDW, consolidating data from multiple large banks totaling $1 Trillion of consumer spend. Designed aggregates, partitioning schemes, and NTILE calculations to facilitate rapid analytics. Worked with data modelers and analysts to automate the calculation of thousands of metrics for use in SAS..

Las Vegas, NV, US

CodeReady is the IT and Marketing arm of the largest stock market education company. Accomplishments: Improved TV infomercial performance by developing a system for full automation of a large media budget. This algorithm was continuously optimized via sourcing calls to aired media and tracking performance thru the customer lifecycle to calculate a granular.

Norcross, Georgia, US

Ashworth is a large distance education provider with Masters, Bachelor, Associates, and GED programs. Responsible for the development of an enterprise data warehouse across diverse source systems. Provided strategic insight into line of business profitability with an integrated product level Profit and Loss (P&L) statement, dash-boarding, and KPIs..

Paris, Ile-de-France, FR

Responsible for the reporting and warehouse infrastructure of a $3B chemicals company in roles ranging from architect to data modeler. System owner and developer of the Corporate Budget and Forecasting application. Facilitated better sales analytics by distributing personalized OLAP cube slices nightly to 150 regional sales reps, allowing users full.

Norcross, GA, US

Responsible for all production databases of the largest U.S. manufacturer of blood testing products. Developed a corporate warehouse providing insight into the full manufacturing and sales lifecycle. Reduced material and labor variances by developing Material Resource Planning (MRP) logic to forecast based on customer demand, current Bill of Materials.