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Pedro J M Fidalgo, Data Warehouse Design Developer in Lisbon, Portugal
Pedro J M Fidalgo

Data Warehouse Design Developer in Lisbon, Portugal

Member since November 6, 2015
Pedro is a data warehouse & BI pro over multi-terabyte based systems (Oracle, SQL Server, DataStage, SQL, PL/SQL, T-SQL, SSIS, MicroStrategy, & BusinessObjects). He's also an experienced database designer/developer (Relational 3NF or DWH Dimensions, Kimball). He has worked with various tech: RAD (VBA Access, C#, VB6, Excel, Java), report/dashboard, complex process automation, data analysis & enrichment, SQL tuning, and algorithms.
Pedro is now available for hire
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Portfolio

Experience

Location

Lisbon, Portugal

Availability

Part-time

Preferred Environment

ETL, Microsoft Excel, Microsoft Access, C#, Visual Basic for Applications (VBA), SQL, Oracle SQL

The most amazing...

...thing I created was a full 2 meter wide glider model from scratch when I was 13 years old; this is like programming, each piece in the correct position.

Employment

  • Software Developer | DWH Support

    2013 - PRESENT
    Institute of Informatics, Government of Portugal
    • Refurbished and optimized a 63-hour-long ETL data mart chain to an IBM DataStage Parallel Server 9.1. Reduced the chain critical path to 23 hours.
    • Developed several PL/SQL Oracle packages regarding the Portuguese annual financial statement political measures. The measures are mostly related to a national wage declaration system that all companies must adopt.
    • Implemented several new operations aimed at the national social security system. The SSIS (social security information system) has over than 12,000 final users distributed all over the country. The operations were developed towards a fat Swing MVC client using Java and running business rules layer over Oracle Sun One application server.
    • Optimized and developed several data analysis and ETL processes using VBA, C#, DataStage, SSIS, and PL/SQL mostly over Oracle and SQL Server.
    • Developed the full data migration process regarding two new national social security applications (household management and income management). The process includes three full Oracle schemas that will be divided into five new schemas. The development uses DataStage 9.1 Parallel Server, SQL, and PL/SQL.
    Technologies: Exadata, Oracle, Jakarta EE, Java, Visual Basic for Applications (VBA), Bugzilla, Subversion (SVN), T-SQL, Microsoft SQL Server, PL/SQL

  • Programmer

    1998 - PRESENT
    Freelance Work
    • Developed a high number of automation processes, databases, data analysis processes, and software applications for companies like Sperry Van Ness (Svn.com), Metanoia, Inc. (Metanoia-inc.com/index.html), Kingstone Insurance Company (Kingstoneinsurance.com), American Forest Management, Inc. (Americanforestmanagement.com), Quidel (Quidel.com), Telemedicine Clinic (Telemedicineclinic.com), Survalyzer (Survalyzer.ch/en), Branded (Brandedaustralia.com.au/default.asp), Univesity of Aukland (Auckland.ac.nz/en.html), iTrade USA (iTradeusa.com), BI-works (Bi-worx.com), Creative Dynamic, Inc. (Creativedynamicinc.com), ValYou More, Inc., FD4Cast (Fd4cast.com), CSU Industries (Csuindustries.com), Verdico Solutions (Verdicos.com/index.php), and IRISOS (Irisos.ch).
    Technologies: Oracle, SQL Server Integration Services (SSIS), Microsoft SQL Server, C#, T-SQL, PL/SQL, SQL, Visual Basic for Applications (VBA)

  • Information Manager

    2001 - 2013
    Institute of Informatics, Government of Portugal
    • Participated in all phases of the development of the National Wage Declaration data mart project (requirements definition, data analysis, dimensional modeling, ETL development, metadata development, testing, report development). Built the main fact table that holds more than 3 billion records.
    • Aided in all phases of the development of the National Identification and Qualification data mart project (requirements definition, data analysis, dimensional modeling, ETL development, metadata development, testing, report development).
    • Worked in all phases of the development of the National Public Insurance data mart project (requirements definition, data analysis, dimensional modeling, ETL development, metadata development, testing, report development).
    • Participated in all phases of the development of the Unemployment Benefits data mart project (requirements definition, data analysis, dimensional modeling, ETL development, metadata development, testing, report development).
    • Helped in all phases of the development of other minor data mart projects (requirements definition, data analysis, dimensional modelling, ETL development, metadata development, testing, report development).
    • Participated in all phases of the development of the Current Account data mart project (requirements definition, data analysis, dimensional modeling, ETL development, metadata development, testing, report development). Main partitioned fact table over than 3,5 billion records;
    • Worked as a team player in the development of the anti-fraud platform system. Worked on the requirements definition, data sources analysis, ETL development, dimensional modeling, FICO business rules definition OOP development, Java multi-thread orchestrator development, metadata development, and report development.
    • Developed a high-number of data analysis and data transformation processes using PL/SQL, IBM DataStage, VBA, C#, SSIS, T-SQL, and Access.
    • Developed a high number of reports or reporting solutions using Microsoft Access, MicroStrategy, Business Objects, Excel, PowerPoint (including VBA).
    • Built a large number of automation processes using mostly VBA combined with SQL, PL/SQL, T-SQL, C#, and SSIS.
    • Refurbished several processes mostly tuning SQL and using more recent ETL tools or database features.
    Technologies: BusinessObjects, Datastage, Erwin, MicroStrategy, T-SQL, Visual Basic for Applications (VBA), Microsoft SQL Server, Unix, PL/SQL, Oracle

  • IT Manager

    2000 - 2001
    ParaRede Electronic Business Solutions — SA
    • Developed MIS systems, ETL processes with VB6, and reports were created using BusinessObjects (desktop and web intelligence).
    • Created the entire intranet database model;
    • Worked on internal SAP project management regarding the MIS integration.
    Technologies: SAP BusinessObjects (BO), ASP, Visual Basic 6 (VB6), Microsoft SQL Server

  • System Administrator | Programmer

    1998 - 2000
    General Electric Capital ITS
    • Worked on SQL Server, Lotus Notes, and Windows Server administration.
    • Developed process automation aimed at the financial department.
    • Worked on EDI software development using Delphi 3 and SQL Server.
    • Developed Microsoft Access databases.
    Technologies: Windows Server 2000, Microsoft SQL Server, Novell NetWare, Microsoft Access, Delphi, Visual Basic

  • Programmer

    1997 - 1998
    Euro Marketing
    • Developed a call center database using Microsoft Access.
    • Performed data analysis using Microsoft Excel, VBA, and SQL.
    Technologies: Microsoft Excel, Visual Basic for Applications (VBA), Microsoft Access

Skills

  • Languages

    Visual Basic 6 (VB6), Visual Basic for Applications (VBA), Transact-SQL, SQL, C#, T-SQL, Visual Basic, Delphi, Java

  • Frameworks

    ADO.NET, .NET, ASP

  • Tools

    Microsoft Excel, Toad, Microsoft Access, Microsoft Visual Studio, Microsoft Project, Erwin, Subversion (SVN), Bugzilla, Novell NetWare, TortoiseSVN, Eclipse IDE

  • Paradigms

    ETL Implementation & Design, Dimensional Modeling, Data Science, Object-oriented Programming (OOP), ETL

  • Platforms

    Oracle, Jakarta EE, Unix, NetBeans

  • Storage

    Relational Databases, Oracle SQL, Oracle PL/SQL, SQL Developer, Microsoft SQL Server, SQL Performance, Oracle 11g, SQL Server Integration Services (SSIS), Datastage, PL/SQL, Exadata, SQL Server Data Tools (SSDT)

  • Other

    Data Warehousing, Data Warehouse Design, Microsoft Data Transformation Services (now SSIS), SAP BusinessObjects (BO), BusinessObjects, Windows Server 2000, MicroStrategy

Education

  • Master's degree in Applied Mathematics
    1996 - 2005
    Technical University of Lisbon - ISEG - Lisbon, Portugal
  • Incomplete Master's degree in Economics
    1992 - 1996
    Catholic University - Lisbon, Portugal

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