Darrell Mullins - Concierge Resume Simple
Over 10 years of experience in information technology with a strong background in data warehousing and business Intelligence. Extensive experience in ETL tools like Informatica Power Center, Oracle, DB2, SQL Server, Oracle, Teradata, SQL Server, DB2, Netezza, IBM Cognos.
  • mapping, workflow, project, test, stored procedures, informatica, ibm, automation, ibm db2, analyzer, router, benefits, solutions, developer, xml, performance tuning, rdbms, quality assurance, db2, shell, unix, manager, shell scripts, quality, transformation, usability, etl, migration, control m, im
  • mapping, test, project, stored procedures, workflow, shell scripting, monitoring, netezza, automation, basic, validation, data validation, email, communication, optimization, documentation, shell scripts, shell, unix, analysis, transformation, informatica, java, design, perl scripting, production, p
  • 2017-12-262017-12-26


    Pontifical Catholic University

    • Created Autosys jobs to automate the process of loading data from Oracle, Teradata, flat files, and scheduling the ETL jobs.
    • Developed Autosys jobs to automate the process of loading data from Oracle to Teradata. This includes debugging and scheduling the workflow Manager and monitoring the production support.
    • The IBM DataStage: The UNIX scripting, I was responsible for the development of the ETL process, including the mapping of the data from the source systems, creating the tables, views, stored procedures, functions
    • Lead Developer for the development, testing, implementation, and administration of Oracle Golden Gate, Netezza, and Informatica data quality, and test.
    • Developed Autosys jobs to automate the process of loading data from various sources, and scheduling the ETL jobs. This includes debugging, monitoring and tuning.
    • Developed UNIX shell scripts to automate the mapping of data from Oracle 11g to Teradata and also involved in performance tuning and monitoring.
  • 2017-12-262017-12-26

    Sr. Informatica Developer

    Huntington Park High School

    • Involved in Informatica administration, UNIX shell scripting, data analysis, database design, unit testing, performance tuning, and documentation, unit test, UAT, production support, and implementation of the ETL process.
    • Worked on Informatica Power Center tool -source Analyzer, data warehousing Designer, mapping Designer, workflow Manager, Mapplets, Worklets, and transformations.
    • Used Informatica Power Center 9.6.0 for extraction, loading, transformation and loading data, writing BTEQ scripts, mapping, and complex data manipulation.
    • Developed complex mappings for data validation, error handling, monitoring and tuning using shell scripts, Perl scripts, Korn shell wrappers to load data into the target database.
    • Extensively worked with DB2 data base, flat files, and cache for the data retrieval and analysis. Created and modified the existing jobs to handle the email notifications.
    • Extensively worked with DB2, IMS, and flat files, involved in debugging and tuning the mappings and fix the issues.

 Risk Management Studio 

 Kat's Library of Christian Fiction