SUMMARY:

• 12+ years of overall IT experience. Extensive experience in complete Software Development Life Cycle.
• Hands on experience in Installation, configuration and Maintenance of Hadoop ecosystems like HDFS, YARN/MRV2, Hive, Pig, Zookeeper, HBase, Oozie, Sqoop, Hue, Flume and Spark.
• Experience in administering Hadoop clusters using Cloudera Manager including activities like deploy Hadoop cluster, add/remove services, add/remove nodes, keep track of jobs, monitor critical parts of the cluster, configure name - node high availability and schedule.
• In depth knowledge and good understanding of Hadoop daemons: NameNode, DataNode, Secondary NameNode, Resource Manager, Node Manager and High Availability
• Hands on experience in Linux (RedHat), Unix, Amazon web service (AWS), Teradata, Oracle PLSQL and MySQL.
• Provided support to development team to trouble shoot issues and performance tuning
• Good Knowledge on shell scripting
• Experience in administration & development activities of RDBMS data bases, such as Teradata, Oracle and MySQL

TECHNICAL SKILLS:

Hadoop Eco systems: HDFS, YARN/MRV2, Hive, Pig, Zookeeper, HBase, Oozie, Sqoop, Flume, Spark

Hadoop Management tool: Cloudera Manager (CM)

Hadoop Web Interface: Hue

RDBMS Tool: Teradata, Oracle PLSQL, SQL, MySQL

Operating System: Linux (RedHat), Unix, Ubuntu

Web Server: Amazon Web Server (AWS)

PROFESSIONAL EXPERIENCE:

Confidential, TX

Hadoop Admin

Technology: Cloudera Manager, HDFS, YARN/MRV2, Hive, Pig, Zookeeper, Oozie, Sqoop, Flume, Spark, Hue, Teradata and MySQL

Operating System: Linux (RedHat)

Responsibilities:

• Installation, configuration and Maintenance of Hadoop Cluster, Cluster Monitoring, Troubleshooting and Transform data from RDBMS to HDFS.
• Add/remove services, add/remove nodes, keep track of jobs, monitor critical parts of the cluster, configure name-node high availability using Cloudera Manager
• Managing and reviewing Hadoop log files.
• HDFS support and maintenance, disk space management
• Monitor Hadoop cluster connectivity and security
• File system management and monitoring

Confidential, TX

Hadoop Admin

Technology: HDFS, MapReduce, YARN, Hive, Pig, Zookeeper, HBase, Oozie, Sqoop, Teradata, Oracle, AWS and Cloudera Manager

Operating System: Linux (RedHat)

Responsibilities:

• Administering Hadoop clusters using Cloudera Manager including activities like deploy Hadoop cluster, add/remove services, add/remove nodes, keep track of jobs, monitor critical parts of the cluster, configure name-node high availability and schedule.
• Maintenance, Production support, incident/change management, service request management, Troubleshooting and Transform data between RDBMS and HDFS.
• Performed data completeness, correctness, data transformation and data quality testing using SQL
• Managing, reviewing Hadoop log files. Performance support to Developers

Confidential, TX

Senior Database Administrator

Operating system: Linux, Windows

Responsibilities:

• Design and implementation of Teradata Data Marts Creation and monitoring of ETL workload to ensure data consistency and availability
• Data base migration from Oracle to Teradata ICDW.
• Create users, structures, databases, granting access. Creation, management, and alteration of database objects in both production and development environments
• Monitoring and turning of Database Objects to deliver optimal performance
• Implementation of database backup, recovery, and disaster recovery procedures. Daily review of database change reports
• Supported development team for better performance

Confidential, NY

Oracle PLSQL developer, Data analyst/Technical Business Analyst

Technology: Oracle, Flex, J2EE- Spring, hibernate, SVN Version Manager, Tableau

Operating System: Unix, Windows

Responsibilities:

• Gather the input from Onsite coordinator
• Analysis, Design, Development the PLSQL packages, stored procedures and functions.
• Co-ordinate with J2EE resources to connect PLSQL code with Flex
• Preparation of test cases and Unit test the code in order to meet the actual requirement. Defect fix

Confidential, Ohio

Maintenance and Enhancement of the project using PLSQL and Unix.

Team lead

Technology: Oracle, PLSQL, Mainframe - TWS, Serina Version Manager

Operating System: Unix

Responsibilities:

• Understand the requirement for the enhancement. Involved in PLSQL, Unix shell development to meet the requirement.
• Developed automation tools as part of customization.
• Involved in Disaster recovery exercise
• Support for weekly, bi-weekly and monthly jobs

Confidential

Team lead

Technology: Oracle 9i - PLSQL, SQL Server 2000, Data Transformation Services (DTS), Winbatch

Operating System: Unix, Windows

Responsibilities:

• Develop the SQL Server DTS packages, Enhance the existing packages for any requirement change
• Customize and Automate all the manual work
• Code walk through and performance tuning.
• Preparation of Test cases and unit testing the code in order to meet the actual requirement.
• Support for integration and Implementation
• Support for Weekly, bi-weekly and monthly jobs.

Confidential

Oracle PLSQL, UNIX developer

Technology: Oracle 9i, PL/SQL, UNIX

Responsibilities:

• Gathering the requirement from business analyst.
• Develop Package, Stored Procedure, Function based on the requirement
• Code review and performance tuning
• Test cases preparation. Unit testing the code in order to meet the actual requirement and deployment.
• Partially involved in deployment support using Unix

Confidential

Oracle PLSQL developer, Support for Dot net coding and UI Design

Technology Oracle 9i, PL/SQL, Dot net and Dream weaver 4.0

Responsibilities:

• Writing back end Procedures, Packages in Oracle 9i, PL/SQL
• Partially involved in Dot net coding and UI Design.
• Code walk through and Performance tuning.
• Unit testing the code in order to meet the actual requirement.

Confidential

SQL Server, PLSQL Developer

Technology: SQL Server, Oracle 8i PLSQL Developer and RVM tool

Responsibilities:

• Front end designing using RVW tool.
• SQL Server, Oracle 8i PLSQL Development
• Implementing, integrating and unit testing the code in order to meet the actual requirement.
• Providing support to the testing team to understand the requirement for testing.
• Deployment support