Basic

Brian Leonard

Employee, Senior Director, Data Engineering, Delivery Hero SE

Berlin, Germany

Skills

Data Warehousing
Data Warehouse
Business Intelligence
SQL-Programmierung
PostgreSQL
Databases
AWS
Redshift
Microsoft SQL Server
java
C++ Development
C#
VBA
Data Warehouse Design
ETL
VMware
Jenkins
Scrum Methodologies
Agile
Virtualization
Continuous Integration
Testautomation
Reporting
Crystal Reports
Tableau
GoodData
Bime
Datenbankadministration
Agile Development
Softwareentwicklung
Apache Maven
.NET
Scrum master
Talend
CRM Systems
Digital marketing
Google Analytics
Analytics
Data Analysis
Database Design
Database Development
Java
C++
Data Engineering
Data base management system
DBMS
Data Integration
Data Modelling
Data Quality
SQL
SQL Server
MySQL

Timeline

Professional experience for Brian Leonard

  • Current 3 years and 1 month, since Jul 2018

    Senior Director, Data Engineering

    Delivery Hero SE

  • 4 years and 6 months, Jan 2014 - Jun 2018

    Data Warehouse Team Lead

    Delivery Hero Holding GmbH

    Leader for a team delivering the Data Warehousing solution required to support Business Intelligence, reporting and analytics needs for a large, international and growing online company. Key db technologies used include, among others, Amazon Redshift, Postgres, AWS RDS. Data sources and integrations include CRM, Appboy, Experian, Google Analytics, Adwords, Adjust, Facebook, SalesForce and backend databases covering over 40 countries.

  • 9 months, May 2013 - Jan 2014

    Business Intelligence Systems Integration Engineer

    Delivery Hero Holding GmbH

    Responsible for the integration of various data sources and 3rd-party systems at all layers of the Delivery Hero BI infrastructure, from ETL to DWH modelling and visualization. - Data sources included various globally-distributed backend databases (PostgreSQL, MySQL) as well as many other external repositories. - Source and Target systems included CRM systems, marketing tools, SalesForce, GoodData, Bime, Experian, Sailthru. - ETL process implementation included SQL, Talend, Java, JDBC.

  • 6 years and 8 months, Oct 2004 - May 2011

    Senior Software Engineer / Team Lead

    Avaya

    Roles included Team Lead, Senior Software Engineer, and Scrummaster. Responsible for the design, implementation and maintenance of high-availability, globally distributed systems. Projects included global Reservations, Billing, BI, Reporting, Systems Integration, Real-time Conferencing (VoIP, SIP), Continuous Integration, virtualisation. Technologies included: C++, Java, .NET (C#), MS SQL, PostgreSQL, VMWare, Xen, JUnit, Maven, Ant, Hudson/Jenkins.

  • 4 years and 1 month, Oct 2000 - Oct 2004

    Software Design Engineer

    Spectel

    I was responsible for the design, implementation and maintenance of a number of software suites. Projects included - distributed client/server applications, real-time, high performance comms. - database systems implemented using MS SQL, PostgreSQL, MS Access, MySQL and Oracle. - reporting and billing and BI systems using MSSQL (DTS -> SSIS), MFC, Java, Crystal Reports, MS Excel, VBA

Educational background for Brian Leonard

  • 4 years and 10 months, Sep 1995 - Jun 2000

    Computer Engineering

    Trinity College Dublin

Languages

  • English

    First language

  • German

    Basic

  • Spanish

    Basic

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