Lubomir Husar

Berufserfahrung von Lubomir Husar

• Bis heute 2 Jahre und 6 Monate, seit Nov. 2021

  Founder @ Data21.io

  Data21.io

• Bis heute 3 Jahre und 4 Monate, seit 2021

  Founder

  Data21.io

• Bis heute 6 Jahre und 4 Monate, seit 2018

  Founder @ LovelyData.cz

  LovelyData.cz

• Bis heute 17 Jahre und 4 Monate, seit 2007

  Managing Director

  Colorbee, s.r.o.

  Coordinating all company-related activities including legal, accounting, recruiting, sales, marketing, etc. • Built company infrastructure and systems based on Microsoft technologies. Web projects based on LAMP. Technologies: Windows Server 2008, SharePoint Services, MS Office, Infopath and XML, SQL Server 2008 R2, Integration Services (SSIS) and Reporting Services (SSRS), LAMP – Debian, MySQL, PHP, HTML, CSS, XML

• Bis heute 22 Jahre und 4 Monate, seit 2002

  Consultant

  Various Clients

  See Client Engagements

• 2014 - 2017

  Consultant

  DHL

  Helping with a project related to pricing. Deployed globally. Agile software development using Scrum methodology. Big Data. Plethora of spreadsheets too. Complex business rules & algorithms. Responsible for app logic, backend & data model. Tech stack: Teradata, Python, Jython, Oracle Data Integrator, Oracle DB, Linux, SVN, PowerDesigner.

• 2013 - 2013

  ETL Consultant

  Deutsche Post DHL

  Teradata data warehouse was fed from various data sources. Current ETL processes needed a solution to prevent corrupted files from being loaded into staging area. The ETL sequences had to be changed as little as possible and whole solution had to be fully configurable via parameters. • Designed the solution that had a minimal impact on current processes • Implemented & tested the solution • RFC successfully released to production Technologies: DataStage, HP-Unix, Teradata, SFTP

• 2009 - 2010

  Test manager and Team Lead

  ABN Amro / Fortis

  Extremely complex merger of two banks. Program was focused on migration of several million retail customers. Responsible for setting development guidelines and standards, using best practices and leading development team. Later also simultaneously acted as Test manager responsible for identifying and resolving development defects. Technologies: IBM Information Server – DataStage, Oracle, DB2, Mercury Quality Centre

• 2008 - 2008

  Project Lead

  ING

  Extremely complex merger of two banks. Whole programme involved hundreds of people. Data migration project split into five subprojects. Managed two of them with team of 10 people - business analysts, functional analysts, developers and testers. Software used - IBM Information Server, DB2, Oracle and Mercury Quality Centre. • Planning and coordination of activities within the team • Dealt with several parties both on vendor and customer side • Always delivered on time regardless of aggressive project plan

• 2007 - 2008

  Run Manager

  Electrabel & Sibelga

  Large data integration project for utility industry. Integration from several legacy systems into SAP and Clearing House using Oracle platform and DataStage Enterprise Edition with its parallel features. • Run manager for Dry Run and Go Live. • Managed team of 6-10 people (analysts, developers and technical support). • Member of development board. • Ensured data integration programs are developed according to the latest specification.

• 2006 - 2007

  ETL Lead

  Volvo Cars

  Migration from Oracle to Teradata using IBM WebSphere DataStage. Responsible for analysis, design and implementation of ETL processes. Managed group of developers. Coordinated workload between other teams. • Part of POC team. This resulted to the green light for the project. • Helped to cut down the original project plan to save the time and the budget • Successfully implemented own framework to control process workflow

• 2005 - 2006

  ETL Lead

  DHL

  ETL architect and team lead. Large data warehouse project gathering data from 11 source systems. ETL processes with Unix, Sunopsis and Teradata. • Managed group of up to 10 developers both onsite and offshore. • Active counterpart to customer to set up and follow DHL's middleware development standards • Designed complex workflow to support parallel data processing.

• 2004 - 2005

  Senior consultant

  DHL

  Migration of legacy systems to SAP environment using DataStage. Worked in various locations across Europe to support local teams. Provided support for ETL middleware applications. Team lead for group of six consultants. • Supervised local teams to ensure the development follows the same patterns. • Set up solution support team to deploy and maintain the data migration projects within DHL.

• 2002 - 2004

  Data warehouse consultant

  Eurotel

  Data migration project for the largest Czech mobile carrier. Developed data migration processes with Teradata and DataStage. • Responsible for the most data intensive part of the data warehouse – call data records – approximately 50 million records per day. • Optimized CDRs data loading processes – cut down from 12 hours to 6 hours. • Found out the data quality issues in customer legacy systems and helped to resolve them in the new data warehouse.