John Alexander Lopez

Aktuelle

Principal Database Architect at Nuance Communications

Vergangene

Senior BI/Database Specialist at SNC Lavalin Group
Senior DBA/BI Specialist at Ubisoft
Research Associate/ Graduate Research Assistant at Concordia University

Database Administrator at Groupe Dynamite
Teaching Assistant at Concordia University
OLAP Specialist at Dev-ID
Database Administrator at Caja de Compensación Familiar de Antioquia -COMFAMA –

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Ausbildung

Concordia University
Universidad de Antioquía
Universidad de San Buenaventura

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Kontakte

66 Kontakte

Branche

Computer-Software

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Zusammenfassung von John Alexander Lopez

Spezialgebiete von John Alexander Lopez:

Data architecture, Database administration, Database development, Data warehousing, Business Intelligence, ETL, OLAP, Reporting, Microsoft SQL Server, Oracle, MySQL.

Berufserfahrung von John Alexander Lopez

Principal Database Architect

Nuance Communications

(Aktiengesellschaft; NUAN; Branche: Computer-Software)

April 2009 — Heute (1 Jahr )
Senior BI/Database Specialist

SNC Lavalin Group

(Aktiengesellschaft; SNC (TSX); Branche: Bauwesen)

Mai 2008 — April 2009 (1 Jahr )
Senior DBA/BI Specialist

Ubisoft

(Aktiengesellschaft; FR0000054470; Branche: Computerspiele)

April 2007 — Mai 2008 (1 Jahr 2 Monate)
Research Associate/ Graduate Research Assistant

Concordia University

(Bildungseinrichtung; 201-500 Mitarbeiter; Branche: Forschung)

Januar 2005 — September 2007 (2 Jahre 9 Monate)

cgmLab – PANDA Group
Parallel Applications within OLAP environments
http://cgmlab.cs.dal.ca/people, http://panda.cgmlab.org

- The cgmLab (www.cgmLab.org) is a distributed research lab which focuses on the development of parallel applications. We pursue research projects that explore the application of parallel computing to data and computationally intensive problems.
Database Administrator

Groupe Dynamite

(In Privatbesitz; 1001-5000 Mitarbeiter; Branche: Einzelhandel)

April 2006 — April 2007 (1 Jahr 1 Monat)
Teaching Assistant

Concordia University

(Bildungseinrichtung; 201-500 Mitarbeiter; Branche: Forschung)

September 2005 — April 2007 (1 Jahr 8 Monate)

Advanced Database Technology and Applications

Graduate Course in Data warehousing and OLAP. The course combines introductory material and advance concepts. Main topics include: Architecture, ETL, MOLAP, ROLAP, Data Cube, Query Processing, and Parallel Programming.
OLAP Specialist

Dev-ID

(In Privatbesitz; 11-50 Mitarbeiter; Branche: IT und Services)

Januar 2006 — April 2006 (4 Monate)
Database Administrator

Caja de Compensación Familiar de Antioquia -COMFAMA –

(Regierungsbehörde; 1001-5000 Mitarbeiter; Branche: Öffentlicher Dienst)

Januar 1999 — März 2004 (5 Jahre 3 Monate)

Ausbildung von John Alexander Lopez

Concordia University

Master , Computer Science , 2005 — 2007

Thesis titled “rK-Hist: An R-Tree Based Histogram for Multi-Dimensional Selectivity Estimation”. Published in:

- T. Eavis and A. Lopez, "rK-Hist: An r-tree based histogram for multi-dimensional selectivity estimation" International Conference on Information and Knowledge Management (CIKM), Lisbon, Portugal, 2007.

- T. Eavis, G. Dimitrov, I. Dimitrov, D. Cueva, A. Lopez, and A. Taleb, "Sidera: a cluster-based server for Online Analytical Processing" International Conference on Grid computing, high-performAnce, and Distributed Applications (GADA'07), Vilamoura, Portugal, 2007.
Universidad de Antioquía

Graduate Diploma - Database Specialist , Computer Science , 1999 — 2000

Dissertation titled “An Overview of Data Warehousing”, 1998.
Universidad de San Buenaventura

Bachelor , Major in Computer Sience , 1994 — 1999