David Maciejewski

David Maciejewski Email and Phone Number

Senior Data Analyst @ Delta Dental Insurance Company
California, United States
David Maciejewski's Location
San Francisco Bay Area, United States, United States
About David Maciejewski

A builder of data streams; a navigator through complex system landscapes; a developer and proponent of clean, accessible information; a digital curator with a knack for handling unknowns while solving advanced technical challenges. I design systems that amass, localize, and transform raw data into tracked and governed vessels filled with information that are used to power applications and guide business decisions. My focus includes ETL, EII, and EAI Data Integration Architecture (via Data Warehouses, Data Virtualization, and Middleware Services respectively), Cloud Computing Architecture, Complex Event Processing (CEP), Workflow Development, Data Modeling, Master Data Management (MDM) & Data Governance, Data Visualization, Business Intelligence (BI) and Operational Intelligence (OI).

David Maciejewski's Current Company Details
Delta Dental Insurance Company

Delta Dental Insurance Company

View
Senior Data Analyst
California, United States
Employees:
5830
David Maciejewski Work Experience Details
  • Delta Dental Insurance Company
    Senior Data Analyst
    Delta Dental Insurance Company
    California, United States
  • Delta Dental Insurance Company
    Enterprise Data Architect
    Delta Dental Insurance Company Apr 2019 - Present
    San Francisco, California, Us
    Technical leadership, guidance, and support for Delta Dental's new Data Governance Program; supporting the corporate mission of modernizing Delta's overall data landscape by implementing the latest in Data Governance technology (via Collibra), Data Virtualization (via Tibco), and Data Reporting (via Tableau and Business Objects) within an AWS cloud architecture.
  • Genentech
    Data Engineer / Data Architect
    Genentech Apr 2006 - Nov 2018
    South San Francisco, California, Us
    My role has been as both Data Engineer and Data System Architect overseeing data integration initiatives (as they support and/or align with corporate goals; growing our OI capability within Drug Product Manufacturing) to capture/expose information from FDA compliant (that is: 21 CFR Part 11 or Process Analytical Technology (PAT)) enterprise systems and others (such as LabWare LIMS, Sparta Trackwise, Optimal synTQ, Emerson Delta V and more), data historians (such as OSI PI and Aspen IP.21), relational data stores (such as Oracle, SQL Server, and Postgres) distributed file systems (such as Cloudera), by way of microservice development (via Node.js, and Python), EII modeling (on Red Hat JBoss/Teiid enterprise platforms), ETL modeling (in Informatica Power Center or via PL/SQL scripts in Oracle Db), RDBMS development (in Oracle, Postgres and SQL Server), and NoSQL development (in MongoDb and Redis) while supporting Good Data Management practices/terminology (as defined by the DAMA-DMBOK) in an ongoing effort to realize and utilize high value data assets through variety of data centric technologies, practices, and architectural paradigms.
  • Johnson & Johnson
    Database Developer
    Johnson & Johnson Apr 2005 - Apr 2006
    New Brunswick, Nj, Us
    Database Developer mining data and building ETL models to expose and stage LIMS data and others. I was responsible for developing processes (using PL/SQL) to prepare extracted data from Waters Empower (Chromatography/HPLC Data Management Software) and LabWare LIMS systems within Oracle.
  • Pdl Biopharma
    Data Analyst
    Pdl Biopharma Apr 2003 - Mar 2005
    Us
    Data Analyst writing SQL queries against a common laboratory OLAP/Star-Schema style data warehouse; creating reports/visualizations.
  • Lawrence Livermore National Laboratory
    Biochemist
    Lawrence Livermore National Laboratory Jan 2001 - Apr 2002
    Livermore, Ca, Us
    Biochemist (within a cancer research lab) building APE1 enzyme variants via restriction assays, cell cultures, and protein purification methods that involved HPLC (High Performance Liquid Chromatography) to run Ion Exchange columns (and other lab procedures/techniques) used to create, extract, and qualify uniquely engineered bio proteins/enzymes. While there, one of my projects allowed me to design, build, and maintain a MySQL database to track, trend, and report information about harvested bio proteins and as well, allowed lab personnel to quickly run searches to help find and retrieve banked samples from a cryo library.

David Maciejewski Skills

Data Integration Databases Data Warehousing Data Analysis Data Mining Etl Master Data Management Agile Scrum Business Intelligence Oracle Pl/sql Mysql Mongodb Node.js Amazon Web Services Github Html Css Javascript Sql Bootstrap.js Red Hat Linux Ubuntu Jquery Postgres Informatica Power Center Postgresql Jboss Eii Eai Operational Intelligence Complex Event Processing Amazon Ec2 Amazon S3 Amazon Redshift Underscore.js Data Management Python Numpy

David Maciejewski Education Details

  • University Of California, Davis
    University Of California, Davis
    Biochemistry
  • Informatica University
    Informatica University
    Powercenter 9.X Level 1 Developer
  • Puppet (Enterprise) Training
    Puppet (Enterprise) Training
    Dev/Ops
  • Academy X
    Academy X
    Certificate Of Completion
  • Kimball University
    Kimball University
    Data Modeling/Warehousing
  • Oracle University
    Oracle University
    Database Administration
  • Oracle University
    Oracle University
    Database Administration
  • Oracle University
    Oracle University
    Database Administration
  • Oracle University
    Oracle University
    Database Administration
  • Oracle University
    Oracle University
    Database Administration

Frequently Asked Questions about David Maciejewski

What company does David Maciejewski work for?

David Maciejewski works for Delta Dental Insurance Company

What is David Maciejewski's role at the current company?

David Maciejewski's current role is Senior Data Analyst.

What is David Maciejewski's email address?

David Maciejewski's email address is da****@****ene.com

What is David Maciejewski's direct phone number?

David Maciejewski's direct phone number is +165023*****

What schools did David Maciejewski attend?

David Maciejewski attended University Of California, Davis, Informatica University, Puppet (Enterprise) Training, Academy X, Kimball University, Oracle University, Oracle University, Oracle University, Oracle University, Oracle University.

What skills is David Maciejewski known for?

David Maciejewski has skills like Data Integration, Databases, Data Warehousing, Data Analysis, Data Mining, Etl, Master Data Management, Agile, Scrum, Business Intelligence, Oracle, Pl/sql.

Who are David Maciejewski's colleagues?

David Maciejewski's colleagues are Julia O., Richard Taylor, Andrea Monique, Tonya Dunigan, Akiahjean Israel, Jonathan Kavanagh, Emma Pollack.

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