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Data Engineer, Data Scientist, and Data Modeler with 25 years of experience in a wide variety of domains and tools. Plays well with others. Ask me about PyData!
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Senior Data ScientistClever Devices Mar 2020 - PresentWoodbury, New York, UsData Scientist responsible for building models of Battery Electric Vehicle (BEV) performance. Read journals to identify factors responsible for BEV battery consumption, eventually using a Longitudinal Dynamic Model and a detailed vehicle simulation including weather conditions to generate predictions of battery use for routes from a transit schedule. Used Pandas and Dask to analyze data from onboard vehicle systems and determine variances from predictions. Worked with manufacturers and HVAC vendors to understand the contribution of this system to overall energy demand. Prepared dozens of Jupyter notebooks to explain findings to the development team and assisted in implementing Python algorithms in C# for a packaged solution delivered to clients.
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Principal Database EngineerClever Devices Nov 2012 - Feb 2020Woodbury, New York, UsCo-architect for packaged Data Warehouse application integrating data from vehicle log files, scheduling systems, computer aided dispatch systems, and passenger counting systems. Use Pandas and other Python scientific / statistical packages to find interesting patterns in data and build reports to expose them; created automated build process with unit tests.
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Senior ManagerNew York City Department Of Sanitation Sep 2009 - Oct 2012Project Manager for software components of a multi-agency anti-graffiti effort; Architect for Business Intelligence system to meet the needs of the Department's Vacant Lot Cleaning Unit; Toolsmith for geospatial processing of the Department's Snow Plow routes; Program Manager for the Department's Fleet Management information systems.
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Business Intelligence ManagerKnoa Software Nov 2008 - Aug 2009New York, Ny, UsEvaluated open-source and commercial BI solutions and selected an OEM vendor for Knoa to embed within its software solution for data analysis. Delivered a set of functional requirements and a technical design for implementation of Knoa's analytical model within the OEM toolset. Built a simulator in Ruby to create data for report development. Implemented a pilot using Amazon Web Services (AWS). -
Data Warehouse ArchitectCity Of New York Feb 2005 - Oct 2008New York, New York, UsData Warehouse Architect for the City’s implementation of a Kimball-style Datamart and supervisor of its Analytics project team (5 reports). Worked with a systems integrator and the City team to design the physical data model, metadata, extracts, and ETL routines for data from 311 (Siebel), six external Agency systems on various platforms, and an automated call distributor. Worked with the Department of Sanitation to port Cognos cubes for Waste Collection, Street Cleaning, and Fleet Management to Analytics. Moved the team to test-driven development supported by FitNesse and Selenium. -
Technical ArchitectC3I May 2000 - Jan 2005Noida, Uttar Pradesh, InEntered the company as a Consultant, working on Siebel implementations for clients in the Life Sciences industry. Promoted to Architect for a Siebel Field Service implementation to support C3i’s call center and inventory management operations. Led teams of 4-6 developers in analysis, design, and build of all components. Integrated the system with Shipping and Knowledge Management software; processed client data feeds using Data Junction and Siebel’s EIM toolset. Built relationships with Siebel Product Marketing and recommended extensions to the Field Service application. Chosen as technical architect and lead of a new team tasked with implementation of a Siebel Analytics Datamart with Service Request, Inventory Management, and Salesforce Effectiveness subject areas. Learned Perl and used regular expressions to correct defects in customer-supplied source files. -
Sales CoordinatorTelecomet, Inc Aug 1999 - Apr 2000Handled intercultural relations between Japanese employers and American customers and suppliers with diplomacy and tact.
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AssociateKeane Jun 1998 - Jun 1999London, United Kingdom , GbAnalyzed, corrected, and wrote COBOL programs for Insurance, Life Sciences, Utilities, and Retailing clients, both for Y2K remediation and new development. Became the practice’s ‘Access Guru’ and built a skillset database for internal use.
Dave Gallagher Skills
Dave Gallagher Education Details
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Cornell UniversityIlr -
Baruch CollegeInformation Systems
Frequently Asked Questions about Dave Gallagher
What company does Dave Gallagher work for?
Dave Gallagher works for Clever Devices
What is Dave Gallagher's role at the current company?
Dave Gallagher's current role is Senior Data Scientist at Clever Devices.
What is Dave Gallagher's email address?
Dave Gallagher's email address is da****@****zon.net
What is Dave Gallagher's direct phone number?
Dave Gallagher's direct phone number is +151643*****
What schools did Dave Gallagher attend?
Dave Gallagher attended Cornell University, Baruch College.
What skills is Dave Gallagher known for?
Dave Gallagher has skills like Business Intelligence, Data Warehousing, Databases, Etl, Oracle, Sdlc, Business Analysis, Integration, Obiee, Data Modeling, Sql, Requirements Analysis.
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