Walter R. Willig
Selbstständig, Freelance IT Senior Data Analyst, GROUPON (Spain - Switzerland)
Freiburg, Deutschland
Werdegang
Berufserfahrung von Walter R. Willig
Bis heute 12 Jahre und 9 Monate, seit Okt. 2011
Freelance IT Senior Data Analyst
GROUPON (Spain - Switzerland)
• Developing and maintaining applications by evaluating clients’ needs in Portugal, Spain, Italy Switzerland and Greece; • Business Intelligence and Finance Consulter majoring in the developing and enhancing processes. • Ad-hoc software solutions with critical problems. • Analyzing requirements; developing software systems and process optimization in Excel and Access with VBA, Office 2010.
4 Jahre und 6 Monate, Jan. 2009 - Juni 2013
Programmer Analyst
T-Systems - a Deutsche Telekom Group company (Spain)
• Management and development of IT projects arranging project requirements in programming sequence by analyzing requirements; preparing a work flow chart and diagram using knowledge of computer capabilities, subject matter, programming language, and logic. • Developing software according to clients’ needs – our customers included most of the banks in Spain. • Using but not limited to the following computer languages: C #, Web services and Web in ASP, VB and VBA for Oracle Visual Studio 2005 - 2008 – 2012.
1 Jahr, Jan. 2008 - Dez. 2008
Programmer Analyst
Freyssinet - Acciona Group (Spain)
• Developing company databank in SQL 2005 and maintenance of data warehouse. • Developing of computer applications, project pre-stressed specialized business applications in Engineering. • Made Improvements in Autocad routines within VBA. • Project Languages: Visual Basic.Net in Visual Studio 2005 - 2008 , SQL 2005.
1 Jahr, Jan. 2007 - Dez. 2007
Business Analyst Support
GE Healthcare (Spain)
• Eliciting requirements using interviews, document analysis, requirements workshops, surveys, site visits, business process descriptions use cases, scenarios, business analysis, task and workflow analysis. • Thorough understanding of how to interpret business needs and translate them into application and operational requirements. • Collaborating with developers and subject matter experts to establish the technical vision and analyze tradeoffs between usability and performance needs.
1 Jahr und 8 Monate, Jan. 2005 - Aug. 2006
Technician
APP Informatica (Spain)
Sector: Computer and Distribution Equipment. Features: Computer and Systems Technician, sales manager.
11 Monate, Feb. 2004 - Dez. 2004
Customer Support Engineer
AT&T (USA)
Developing and maintenance of an internal application in DBASE. Customer Support in Spanish - English - German and Portuguese.
7 Jahre, Jan. 1997 - Dez. 2003
IT Analyst & Bussines Support
Mediciones Satelitales SL (Argentina)
Sector: Topography StartUp Functions: Application Development AutoLISP and Visual Basic, Making plans in Autocad, Topographic Measurements with Geodetic GPS receivers over the entire country.
Ausbildung von Walter R. Willig
2 Jahre und 1 Monat, März 2000 - März 2002
Programmer Analyst
C.A.E.D.I. Polytechnic University
Sprachen
Spanisch
Muttersprache
Englisch
Fließend
Deutsch
Gut
Italienisch
Grundlagen