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Ibm Maximo /hadoop Developer Resume

Gainesville, GeorgiA

SUMMARY

  • 7 Years of extensive experience including 1+ years in BigData and BigData analytics.
  • Experienced in installing, configuring Hadoop cluster of major Hadoop distributions.
  • Have hands on experience in writing MapReduce jobs in Java.
  • Hands on experience in installing, configuring and using ecosystem components like Hadoop MapReduce, HDFS, HBase, Zoo Keeper, Oozie, Hive, Cassandra, Sqoop, Pig, Flume, Avro and Horton Works Talend.
  • Hands on Experience in working with ecosystems like Hive, Pig, Sqoop, Map Reduce.
  • Strong Knowledge of Hadoop and Hive and Hive's analytical functions.
  • Efficient in building Hive, pig and map Reduce scripts.
  • Implemented on Hadoop stack and different big data analytic tools, migration from different databases (SQL Server2008 R2, Oracle, MYSQL ) to Hadoop.
  • Successfully loaded files to Hive and HDFS from MYSQL.
  • Loaded the dataset into Hive for ETL Operation.
  • Good knowledge on Hadoop Cluster architecture and monitoring the cluster.
  • Good understanding of cloud configuration in Amazon web services (AWS).
  • Experience in using Zoo keeper and Horton works Hue and HDP.
  • In - depth understanding of Data Structure and Algorithms.
  • Experience in deploying applications in heterogeneous Application Servers TOMCAT, WebLogic, IBM WebSphere and Oracle Application Server.
  • Strong Communication skills of written, oral, interpersonal and presentation
  • Implemented Unit Testing using JUNIT testing during the projects.
  • Ability to perform at a high level, meet deadlines, adaptable to ever changing priorities.

TECHNICAL SKILLS

Big Data Hadoop: MapReduce, HDFS, HBase, Zookeeper, Hive, Pig, Sqoop,Cassandra, Oozie, Flume.

ETL Tools: Informatica, Talend.

Java Technologies: Java 6, Java Help API

Methodologies: Agile, waterfall, UML, Design Patterns

Database: Oracle 10g,11g, MySQL, SQL Server 2008 R2, HBase.

Application Server: Apache Tomcat 5.x, 6.0.

Web Tools: HTML, XML, DTD, Schemas.

Tools: SQL developer, Toad, SQL Loader.

Operating System: Windows 7, Linux Ubuntu.

Testing API: JUNIT

PROFESSIONAL EXPERIENCE:

Confidential, Gainesville, Georgia

IBM Maximo /Hadoop Developer

Responsibilities:

  • Setting up Amazon EC2 Servers and installing required database servers and ETL tools.
  • Installed Oracle Server 10g and SQL Server 2008 R2.
  • Importing and Exporting database dumps through Oracle Server 10g and 11g (using IMPDP and EXPDP), SQL Server 2008 R2.
  • Installing and deploying IBM Web-sphere.
  • Install and utilized TALEND utility tool.
  • Migrated Oracle Server from 10g to 11g.
  • Create, validate and maintain scripts to load data from and into tables in Oracle PL/SQL and in SQL Server 2008 R2
  • Wrote Store Procedures and Triggers.
  • Converting, testing and validating Oracle scripts to SQL Server.
  • Upgraded IBM Maximo database from 5.2 to 7.5.
  • Through understanding of the MIF (Maximo Integration Framework) configuration.
  • Analyze, validate and document the changed records for IBM Maximo web application.
  • Importing data from MySQL database to HiveQL using Scoop.
  • Implemented OASISBI.
  • Develop, validate and maintain HiveQL queries.
  • Running reports in Pig and Hive Queries.
  • Analyzing data with Hive, Pig.
  • Designed Hive tables to load data to and from external files.
  • Wrote and Implemented Apache PIG scripts to load data from and to store data into Hive.

Environment: Amazon EC2 Server, Oracle Server 10g, 11g, SQL Server 2008 R2IBM Web-sphere, IBM Maximo, Talend, OASISBI.

Confidential, Marietta, Georgia

IBM Maximo / Hadoop Developer

Responsibilities:

  • Setting up Amazon EC2 Servers and installing required database servers and ETL tools.
  • Installed Oracle Server 10g and SQL Server 2008 R2.
  • Importing and Exporting database dumps through Oracle Server 10g and 11g (using IMPDP and EXPDP), SQL Server 2008.
  • Create, validate and maintain scripts to load data from and into tables in Oracle PL/SQL and in SQL Server 2008 R2
  • Create validate and maintain Oracle scripts, store procedures and triggers for monitoring DML operations.
  • Converting, testing and validating Oracle scripts to SQL Server.
  • Installing and deploying IBM Web-sphere.
  • Install and utilized TALEND utility tool.
  • Migrated Oracle Server from 10g to 11g.
  • Wrote Store Procedures and Triggers.
  • Upgraded IBM Maximo database from 5.2 to 7.5.
  • Through understanding of the MIF (Maximo Integration Framework) configuration.
  • Analyze, validate and document the changed records for IBM Maximo web application.
  • Importing data from MySQL database to HiveQL using Scoop.
  • Develop, validate and maintain HiveQL queries.
  • Running reports in Pig and Hive Queries.
  • Analyzing data with Hive, Pig.
  • Designed Hive tables to load data to and from external files.
  • Wrote and Implemented Apache PIG scripts to load data from and to store data into Hive.
  • Installed 10 node multi cluster on Horton works platform
  • Installed Hue on the clusters.
  • Designed business models using SpagoBI, an analytic platform.
  • Creating QBE (Query By Example) models and calculating KPI (Key Performance Indicators) for business purposes on SpagoBI server.
  • Creating backend tables for OASIS-BI to capture change records for storing data.
  • Encrypting sensitive data in tables using MySQL(hashing and slating methods).

Environment: Amazon EC2 Server, Amazon Elastic server, HDP 1.3, 2.0, Oracle Server 10g, 11g, SQL Server 2008 R2, MySQL, Apache PIG, Hive 2.0, Scoop, SpagoBI 4.0, 4.1, OASIS-BI, IBM Web-sphere, IBM Maximo, Talend.

Confidential, Marietta, Georgia

Hadoop Developer

Responsibilities:

  • Involved with ingesting data received from various relational database providers, on HDFS for analysis and other big data operations.
  • Creating Hive tables to import large data sets from various relational databases using Sqoop and export the analyzed data back for visualization and report generation by the BI team.
  • Involved in managing and reviewing Hadoop log files and uploading the final results and written queries to analyze them.
  • Used Zookeeper for various types of centralized configurations, SVN for version control, Maven for project management, Jira for internal bug/defect management, MapReduce
  • Junit for unit testing.
  • Worked on installing cluster, commissioning & decommissioning of datanode, namenode recovery, capacity planning and slots configuration.

Environment: Hadoop 1.3, HDFS, Hive, Java (jdk1.6), EC2, SOLR, Zookeeper, SVN, Maven.

Confidential, Irving, Texas

Oracle Developer

Responsibilities:

  • Analyze business needs and translate them into reports.
  • Provide the business with thorough analysis on systems/risks.
  • Research, analyze and document data issues.
  • Design, build, create and validate Reports, Test Process Matrixes, Macros
  • Performing SQL code debugging.
  • Automating reports through batch scripting.
  • Design, create and maintain VBA and VBS scripts for automation of the reports.
  • Writing Stored Procedures, Packages and Triggers.
  • Design and build DSS using SQL Script.
  • Design, write and maintain data requests and/or queries to support the business.
  • Thorough understanding of Mortgage banking industry with the emphasis on Default MIS (Management Information System).
  • Performing data analysis, patterns and trends.
  • Improve data processes/feeds by building control reports research, validate the issues.
  • Loading data into tables using SQL Loader.
  • UAT testing.

Environment: s: Oracle 10g, 11g, TOAD 10.4.1.8, SQL Loader, Windows 7 i-Space Generation X VDI on VM ware, Oracle Applications R 11.5.10, JIRA.

Confidential, Irving, Texas

Oracle Developer / ETL Developer

Responsibilities:

  • Worked with business analysts to identify appropriate sources for Data warehouse and to document business needs for decision support data.
  • Implementing ETL processes usingInformaticato load data from Flat Files to target Oracle Data Warehouse database.
  • Performed data manipulations using variousInformaticaTransformations like Joiner, Expression, Lookup, Aggregate, Filter, Update Strategy, and Sequence Generator etc.
  • Involved in creating logical and physical data modeling with STAR and SNOWFLAKE schema techniques using Erwin in Data warehouse as well as in Data Mart.
  • Written SQL overrides in Source Qualifier according to business requirements.
  • Written pre-session and post session scripts in mappings.
  • Created Sessions and Workflow for designed mappings.
  • Redesigned some of the existing mappings in the system to meet new functionality.
  • Used Workflow Manager for Creating, Validating, Testing and running the sequential and concurrent Batches and Sessions and scheduling them to run at specified time with required frequency.
  • Extensively worked in the performance tuning of the programs, ETL Procedures and processes.
  • Developed PL/SQL procedures for processing business logic in the database.
  • Migrated the mapping to the testing and production department and introduced the concepts ofInformaticato the people in testing department.
  • Produced documentation as per the company standards and SDLC.

Environment: Informatica9.x, Teradata, Oracle 10g, Windows 7, UNIX Shell Programming.

Confidential

ETL Developer

Responsibilities:

  • Analyzed the source data coming from Oracle, Flatfile.
  • UsedInformaticaDesigner to create mappings using different transformations to move data to a Data Warehouse. Developed complex mappings in Informaticato load the data from various sources into the Data Warehouse, using different transformations like Source Qualifier, Expression, Lookup, Aggregator, Update Strategy, Joiner, and Rank.
  • Responsible for creating different sessions and workflows to load the data to Data Warehouse usingInformaticaWorkflow Manager.
  • Involved in identifying the bottlenecks in Sources, Targets & Mappings and accordingly optimized them.
  • Worked with NZLoad to load flat file data into Netezzatables.
  • Good understanding aboutNetezza architecture.
  • Assist DBA to identify proper distribution keys forNetezzatables.
  • Created mappings using pushdown optimization to achieve good performance in loading data intoNetezza.
  • Created and Configured Workflows, Worklets, and Sessions to transport the data to target warehouseNetezzatables usingInformaticaWorkflow Manager.

Environment: InformaticaPower Center 8.x, Flat files,Netezza4x, Oracle, UNIX, WinSQL & Shell Scripting.

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