Javier Leffew - Developer Resume Simple
A dynamic professional with over 7 years of experience in IT industry with expertise in analysis, design, development, testing and implementation of business applications using Cognos BI suite (OBIEE, OBIA), Informatica Power Center.
  • test, server 2008, direct marketing, clients, analysis, testing, call center, ods, analysis services, ssis, data warehouse, production, postgresql, xml, database, marketing, server, sql server, sql
  • software, microsoft, it, stored procedures, reports, insurance, mainframe, microsoft access, sql server, access, server, bi, sql
  • 2017-12-252017-12-25


    Jevs Human Services

    • This project is to develop the ETL process to extract data from source systems, transform the data into the database and load the data into the target tables.
    • Developed SSIS packages to extract data from various sources and load into the database and loaded IT into the central repository server.
    • Used SSIS to create and maintain data warehouses and data marts for reporting and querying the database. Developed and deployed the dashboards.
    • The data was used to create the database for the business Intelligence dashboards and the analysis of the data from the source systems.
    • Designed and developed the ETL process for the data transfer from the staging area to the production database and the Excel spreadsheet for the QlikView dashboards.
    • Designed and developed databases for data warehouse using SSMS. Managed the database of the application. This includes writing the stored procedures, views, functions, and triggers.
  • 2017-12-252017-12-25

    SSRS/Report Builder Expert

    William T. Dwyer High School

    • Designed and developed the software to generate reports from Microsoft SQL Server 2005 to access the Cognos reporting. These stored procedures were used to create a new report.
    • Worked on the mainframe and JD Edwards IT system to create a new inventory report. The application was developed to replace the existing legacy system.
    • Responsible for creating and maintaining the bi-weekly and monthly financial report for the JD Edwards world. These applications are in house and external.
    • Created and maintained the existing DTS packages to extract data from various sources like Oracle, ADP, and AS400.
    • Involved in the development of the insurance policy application for the affordable care Act (ACA). This includes the creation of new tables, creating tables, views, and adding the required columns.
    • Created and maintained various ad-hoc reports using MS access and SQL. The business Intelligence tools like Tableau, and Crystal reports.

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