Amith_Hadoop_Admin_CV
- 1. Curriculum vitae Amith Rayappa eMail: amitmce@gmail.com DOB: 07-11-1988 Contact: +91(0) 9738282577 SUMMARY: Overall 6 years of experience in IT and 2+ years in Hadoop as a Hadoop Administrator Solid Knowledge of Hadoop framework and its Eco-System. Expertise in Hadoop architecture, design and development of Big Data platform including large clusters, Hadoop ecosystem projects Expertise to install Hadoop and its related components in a multi-node cluster environment. Expertise in Implement new Hadoop hardware infrastructure Expertise in HDFS Architecture and Cluster concepts. Worked in 24x7 environment for production support in an on-call rotation. Expertise in Cluster Installation for Lab, Staging and Production environment Expertise in Hadoop job schedulers such as Fair scheduler and Capacity scheduler Knowledge of Cluster coordination services using Zoo Keeper. Expertise to install Hadoop and its related components in a multi-node cluster environment. Having working Knowledge and experience on Cloudera Hadoop (CDH5) Experience on installing Ecosystem Components such as Hive 0. 13.0, HBase 0.98,sqoop 1.4.5, MySQL 5.5, Oozie 4.0 Should manage and clearly articulate in detail on managing HDP upgrades with rollback options Experience in configuring other Hadoop data distribution services like HBase, Hive, Impala etc. on a need basis Experience in configuring on demand Hadoop clusters 4 Yrs.of the Experience in Oracle SIEBEL 7.8, 8.1 and 8.2 on UNIX and Windows implementation and troubleshooting Excellent planning, analytical, written Communication and Interpersonal skills. Proven ability to work efficiently in both independent and team environment. Educational Profile: Qualification University /Board Year Percentage Master of Science BITS, Pilani 2011-2013 7.4(CGPA) Bachelor of Engineering(E.C.) MCE, Hassan (Vishveshwarya Uni.) 2006-2010 81.85% PUC P.U. Board Karnataka 2004-2006 86.00% SSC KSEEB 2003-2004 84.00%
- 2. Career Profile: Big Data Apache Hadoop, Hive, Sqoop, Pig, HBase, Flume, Cloudera, Operating Systems Windows, Linux, Centos, Database MS-SQL, MySQL Monitoring tools Cloudera Manager , Nagios , Ganglia Working as Associate IT Consultant (Hadoop Administrator) with ITC Infotech India Ltd, Bangalore from October2014 to till date. PROJECT DETAILS: Project #1 Client : Landmark Role : Hadoop Administrator Duration : Oct 2014– Till date Project Description: Landmark group is Dubai based group working in Retail business, It has 20 territories with multiple concepts across each territory. The Production Cluster is of 200+ nodes with 180 GB daily inflow data and around 380 TB of total data .Analyze hive, SQL queries and refactor for better performance which includes backup of data to S3 , purging of data in Hadoop cluster based on the retention period. Roles & Responsibilities: Installed and configured hadoop ecosystem tools Sqoop , Flume, HBase,Zookeeper,oozie. Configured various property files like core-site.xml, hdfs-site.xml, mapred-site.xml based upon the job requirement. Managing alerts from cluster monitoring tools like Ganglia and Nagios. Managing and reviewing Hadoop log files. Performance tuning of Hadoop cluster and Hadoop jobs. Disk space management and monitoring. Importing and exporting data into HDFS using Sqoop. Performing data balancing on clusters. Managing HDFS cluster users, permissions.
- 3. Involving in Analyzing system failures, identifying root causes, and recommended course of actions. Documented the systems processes and procedures for future references. Taking backup of hadoop metadata using snapshots. Working together with infrastructure,network and application teams to guarantee high data quality and availability. Install Hadoop patches and version upgrades when required. Decommissioning and commissioning the Node on running hadoop cluster. Work along with the Service Providers to resolve the tickets that were raised by various business teams data copy from one cluster to another or cluster using distcp utility Install and configure different Hadoop ecosystem components such as HBase , Hive, Pig, Sqoop, Flume etc. as per requirement of specific PoCs and solutions. Troubleshooting,diagnosing,solving and managing hdfs and mapReduce job issues. 2. Worked as Siebel Administrator in IPSoft Global Services Bangalore from Sept 2013 to till Oct 2014. Technical Skills: CRM Siebel8.1 Siebel Proficiency Siebel Server and Application Administration,User Administration, Repository management. Databases Oracle 11g, Platforms AIX Tools used Informatica 8.6, OBIEE 10.1.3.4, DAC 10g
- 4. PROJECT PROFILE: Project #2 Client : MasterCard Role : Siebel Administrator Duration : Oct 2013– Oct 2014 ProjectDescription: MasterCard isa NewYork basedmultinational financial servicescorporation,whichprocesses paymentsbetweenthe banksof merchantsandthe card issuingbankswhouse the "MasterCard"brand debitandcreditcards to make purchases. We Provide 24*7 monitoring,L1 & L2 supportprovidedforthe MasterCardSiebel environment. Roles & Responsibilities: ■ Provide Dev, Stage, Prod and KSC environment support for Siebel Enterprise Marketing/Call Center applications by making sure that the response & resolution times for issue is within acceptable SLA’s. ■ Provide support on Siebel Releases activities on Dev/Stage/Prod/KSC environments – Responsibilities include Repository Migrations, SRF Pushes, Incremental/Full Compilations, DDL sync, Browser Scripts, file deployment as per implementation document ■ Provide support on OBIEE, DAC, Informatica Releases activities on Dev/Stage/Prod/KSC environments – Responsibilities include RPD Migration, Connection pool updation, OBIEE/DAC/Informatica Service bounces, DAC Repository Migration, Informatica Repository Migration, Informatica Workflow migration, files deployment as per implementation document. ■ Responsible for coordination with multiple Infrastructure teams like critical Upgrade/Patch activities with OS groups, DBA group, Onsite/Offshore Siebel development teams to support production and release activities. ■ Configuration and Tunings of Siebel Servers and Components ■ We use IBM GSM change Management tool to track all changes implemented across all the environments. ■ Coordinate with oracle effectively for issue resolution. Use support web effectively and follow up on service requests for high priority issues.
- 5. ■ MasterCard use Serena PVCS version control tool to Manage Siebel release activities across all the Siebel environments. ■ User provisioning request processed for Call Center agents on MAC Siebel Call Center application as per telecom team request. ■ 24x7 monitoring - to monitor Siebel services,components, tasks etc 3. Worked as Siebel Administrator in Techmahindra Bangalore from Oct 2010 to till Sep 2013. Technical Skills: CRM Siebel 7.8, Siebel8.1 Siebel Proficiency Siebel Server and Application Administration,User Administration, Repository management. Databases Oracle 10g, MS SQL Server 2000 Platforms Sun Solaris , MS Windows XP 2003 Server. PROJECT PROFILE: Project #2 Client : British Telecom Role : Siebel Administrator Duration : Oct 2010– Sep 2013 ProjectDescription: BritishTelecom isone of the largesttelecommunicationsservicescompaniesinthe worldand has operationsinover170 countries.Toprovide 24x7ServerAdministrationandReleaseMgmt supportto the existingOne Siebel application.
- 6. Roles & Responsibilities: ■ Environment support, Environment Maintenance Activities. ■ Coordinate with various stakeholders and ensure timely closure of open action items (includes Oracle, Infrastructure vendors, Application Development and Maintenance teams) ■ Release Deployments - Deployment of release on UT,CST and other Testing environments ■ Configuration and Tunings of Siebel Servers and Components ■ Building new Environments , creation and assigning of components. ■ Creation and Monitoring of IBM Message Queues based on the requirement. ■ 24x7 monitoring - to monitor Siebel services,components, tasks etc ■ Using unix script developed automations to monitor the applications and automated the process to reduce manual work. Personal Details Date of Birth : 07 Nov 1988 Marital Status : Unmarried Nationality : Indian Language Known : English ,Hindi, Kannada. Current location : Bangalore, India (Amith R)