SUMMARY

• 12+ years of professional IT experience in programming, designing and application support of Enterprise Applications on Unix and windows platform which includes experience in Big Data ecosystem.
• Good working experience in the business sector of Telecommunications, banking and Financial electronic payment solution domain.
• Worked in C/C++,Java, Unix, SQL, No - SQL, Shell scripting based applications and well versed with RDBMS like MS-SQL server, Oracle, MariaDB, MongoDB, HBASE, Cassandra, and OS concepts.
• Good experience in Big Data ecosystem components like Hadoop, MapReduce, HDFS, HBase, Hive, Sqoop, Pig, Zookeeper and Flume.
• Good Knowledge on Hadoop Cluster architecture and Horton Works & Cloudera distribution.
• Basic understanding and exposure on SPARK, Streaming, Cloud & DevOps Technologies.
• Experience of working with different application monitoring and job scheduling tools such as Introscope, Control-M, HFrunmonitor, & AutoSys.
• Involved in all phases of Software Development Life Cycle including design, data modeling, software implementation, testing, support and Maintenance.
• Worked on projects using different configuration management as PBN (Project by Net), StarTeam, GIT,SVN and Ticket tracking system such as Jira, Bugzilla and Putty, AOTS BMC Remedy for Application support.
• Experience in User/Customer interactions, requirements gathering from business users, design, development of banking and credit applications and products.
• An effective communicator with excellent client relationship and management skills.
• Have experience working in SCRUM-AJILE methodology in projects.
• Have Worked in Onsite-Offshore model.
• Experience working in the ITIL Process: Incident Management, Problem Management, Change Management, Event Management, SLA and Release & Configuration Management.

TECHNICAL SKILLS

Operating Systems: Windows (95/98/XP), Unix, Linux

SCRIPTS: Shell scripting, Html, XML, Java script, python

LANGUAGES: C,C++,STL,Java,J2EE,SQL,Scala

DATABASES: Oracle 9i, MS Access, MySQL, titan,MongoDB,Cassandra

Middleware: MQ series, Connect Direct, Kafka

Tools: & Utilities: MS Visual Studio 6.0, gcc, g++, gdb,UML,CVS,Jira,Eclipse,StarTeam BMC Remedy- AOTS-TM and CM, Toad, Putty, Wily Introscope Agent, ALDB, Patrol, One Tool, Netcool, ESET, Apache Webserver,IBM WebSphere Application Server 6.0,Introscope,Jenkins,chef,puppet

Web Related: XML, Web Services, cloud (AIC), AWS

Big Data Ecosystem: HDFS HBase Hadoop MapReduce Zookeeper Hive Pig Sqoop Flume Oozie Cassandra Spark

PROFESSIONAL EXPERIENCE

Confidential, Dallas, TX

Programmer/Analyst Big Data

Responsibilities:

• Refining metadata movement using shell scripts to support profiling of various databases.
• Responsible for DPLR GID profiling jobs against data sources within Confidential &T family to understand Monetization or rationalization targets.
• Maintain subscription/publication of different feeds, topics and running the extraction and publishing of files to Data Router.
• Developing Scripts and Batch Jobs to schedule various Hadoop Programs.
• Created Hive table, Hive queries for data analysis to meet the business requirements.
• Involved in installing Hadoop Ecosystem components in UAT/Prod.
• Involved in monitoring the Hadoop clusters and health checks in Ambari Horton works.
• Involved in initial data load and delta load management using sql scripts.
• Worked on Shell scripts for Profiling - Collects information about database schemas, tables and columns.
• Responsible for data Ingestion to Hadoop system from various sources using Sqoop.
• Responsible for monitoring data loads in application using Introscope.
• Log analysis using elastic search, logstash and kibana.
• Part of team transitioning existing complex infrastructure to Confidential &T(cloud).
• Assisted in performance of Gap Analysis related to Data Models and data extracted in ETL’s and map it to hadoop HDFS.
• Worked in implementing Big Data pipelines using sqoop,flume,Java,Mongodb.
• Created UDFs in Java to customize the data in pig.
• Worked on data analytics using Spark SQL (pyspark) .
• Used Spark-Streaming APIs to perform necessary transformations and actions.
• Running Cql queries, creating tables and loading the data to Cassandra.
• Involved in installing security certificates in QA, UAT and Prod servers.
• Providing support for User acceptance test and production implementation.

Environment: Hadoop, Hive, Sqoop, Yarn, Pig, Unix, Shell Scripts, Spark, Python, SparkSQL, Dataframe, SQL, Java,JSON,NOSQL,Python,Oracle,MariaDB,MongoDB,Cassandra,Hortonworks,cloud,SCALA Kafka,Linux,Introscope,Kabana,Elastic Search,Jenkins,Tomcat,Jboss,EMR,Titan,Graphdb,Groovy,HBASE

Confidential, St Louis, TX

Programmer/Analyst Big Data

Responsibilities:

• Reviewing, Designing and incorporating the business changes.
• Analyzing the business requests with client and doing impact analysis.
• Migrated the data from Oracle, MySQL in to HDFS using Sqoop and imported various formats of flat files into HDFS.
• Loading logs and event data to Hadoop using Flume.
• Preprocessing of data using Pig/Hive to filter data for client devices.
• Managed and reviewed Hadoop log files.
• Involved in alerting and automation of daemon process through EDART setup
• Document as-is state of environment, gap analysis, come up with options, recommendations
• Resolution of user issues and bug fixing and Maintenance of automated tooling code.
• Participated in server migration on Confidential &T cloud.
• Involved in designing of dashboard of AIC ( Confidential &T Integrated Cloud) and coordinating with different stakeholders.
• Was Involved in upgrading MongoDB(NoSQL) to latest version.
• Wrote Java functions and shell scripts to pull related data from different interfaces db.
• Keep all stakeholders informed of project status and reports.
• Participated in meetings with different business groups to identify solutions and risks.

Environment: Linux, Unix Shell script, Perl, Java, JSON,REST,NoSql,python, Oracle, Mongo DB, GIT, SVN, Jira, Bugzilla, Introscope, Hfrunmonitor, Splunk, Hibernate, Hadoop,Hive,PIG,HBASE.

Confidential, NJ

Technical Analyst

Responsibilities:

• User requirement Analysis, Development, Testing and Documentation
• Analyzing the business requests with client and doing impact analysis.
• Reviewing, Designing and incorporating the business changes .
• Troubleshoot and resolved application issues escalated by users.
• Worked on all major enhancements,bugfixing and major releases.
• Responsible for implementing all assigned Change Requests.
• Participating in application recovery efforts for outages.
• Test deployments and Patch installation in Test,UAT and production machines.
• Involved in Production Application support in Unix.
• Documented project details, technical specifications and troubleshoot guide
• Responsible for handling meetings with different teams to identify new change requests and Releases.
• Participated in meetings with different business groups to identify solutions and risks.
• Carrying out the Deployments & Sanity testing of the applications on every new release.

Environment: Linux, Unix Shell script, Solaris,C/C++,Oracle,BMC Remedy,Introscope

Confidential, NJ

Programmer/Analyst

Responsibilities:

• User requirement Analysis, Design, Development, Testing and Documentation.
• Finalization of the Project Scope Document and Deliverables.
• Performing the maintenance, upgrades and troubleshooting for technical issues .
• Monitoring the overall progress and weekly reporting to Executive Steering Committee.
• Part of team to upgrade from JD Edwards World System to JD Edwards Enterprise one 8.12/8.98.3 with creating new Applications, Reports & Business Functions. managing and supporting with production support and new developments
• Weekly reviews and tracking the monthly SLAs etc.
• Train & Support IT Staff on issues related to optimal techniques of JDE World Software.
• Provide user training and support to of proper use of financial applications.
• Troubleshoot & resolve application related glitches.
• Document program changes and process flows.
• Tracking financial reports and presenting the data to financial teams.

Environment: JDEdwards,Citrix server, Linux, Unix Shell script, Solaris,C/C++/Java,Oracle,BMC Remedy,Introscope

Confidential

Backend C++ Programmer

Responsibilities:

• Developed Served Side C++ Code for implementing various Commands.
• Used embedded SQL for connecting with the Non Stop SQL-MX database.
• Worked with Stored Procedures, Functions, Cursors and Triggers on Server Side.
• Used STL and MULTITHREADING in application.
• Extensive Usage of XML to Transfer Data between Client and Server.
• Helped in refactoring the client framework through encapsulation and inheritance.
• Developed Client side modules using OOPS principles.
• Followed Agile Methodology towards Software development.
• Wrote queries to get data from database.
• Involved in testing and monitoring of queries.
• Written Test Cases in QTP for Automation testing and Manual Testing.
• Involved in the Regression testing of the Application.

Environment: C++, STL,Embedded SQL, C#, XML, HP Non Stop SQL(SQL/MX), Visual Studio 5.0,Mercury Quality Centre,HP-UX,Tandem

Confidential, KS

Programmer/Analyst

Responsibilities:

• Developed shell programs and configuration files in UNIX to handle the business logic.
• Involved in the enhancement of Dfile library functions using C/C++.
• Worked with Pro*C programs for handling the subscribers information.
• Used SED/AWK in various shell scripts.
• Worked with stored procedures, functions, cursors to get data and to handle the business logic.
• Involved in Processing and monitoring of various jobs in UNIX.
• Involved in testing and monitoring of queries for TERADATA.
• Wrote queries to get data from Oracle database.
• Involved in the analysis of Data Mapping between the existing source system (P2K) and new source systems.
• Created Shell scripts for handling the data process in new systems to generate various reports.
• Involved in analysis, designing, coding and unit testing of the application.

Environment: C/C++, Pro*C, SQL, Oracle 9i, Sun Solris,AIX

Confidential

Backend Software Engineer

Responsibilities:

• Successfully implemented the direct to bank (D2B) facility to coordinate with National Banks of Philippines.
• Involved in implementing the automation of adjustment request and reinstate process.
• Successfully implemented the OFAC Enhancements using C++.
• Have excellent interactions with Client, Business Analyst, Development and Testing teams.
• Involved in design and development of the Enhancements requested by the client.
• Involved in fixing the tracker defects and bugs found in the application using C++/Java.
• Involved in unit testing and integration testing of the developed module.
• Wrote Unit test cases for testing.
• Used StarTeam as a configuration management tool for managing the module developments.
• Used Project management tool Jira for managing the project.
• Involved in maintaining the quality processes in the project.

Environment: C/C++, Java, COM, MS Visual Studio 6.0, StarTeam, Jira, Borland C++ Compiler5.02, TDB(debugger)

Confidential

Software Engineer

Responsibilities:

• Successfully implemented the settlement process in Multithreaded application.
• Involved in application development using C++ to handle the financial transactions.
• Developing libraries in C, which were used for interaction with Pin Pad, connected to the machine.
• Involved in unit testing and integration testing of the project.
• Involved in writing the various test cases.
• Involved in writing the batch files to build the application.

Environment: C/C++, COM, MS Visual Studio 6.0, StarTeam, Jira