PROFESSIONAL EXPERIENCE:

• A competent programmer with profound noledge and skills in computer programming with zeal to face the challenges and willing to work in competitive environment.
• Strong IT Professional with 13+ Years of programming experience and several years with Big Data and Big Data analytics.
• Experienced in installing, configuring Hadoop cluster of major Hadoop distributions.
• Has hands on experience in writing Map Reduce jobs
• Hands on Experience in working with ecosystems like Hive, Pig, Sqoop, Map Reduce,Python.
• Strong Knowledge of Hadoop and Hive and Hive's analytical functions.
• Hands on experience in installing, configuring and using ecosystem components Hadoop Map Reduce, HDFS, HBase, Zoo Keeper, Oozie, Hive, Cassandra, Sqoop, Pig, Flume.
• Successfully loaded files to Hive and HDFS from MYSQL.
• Loaded the dataset into Hive for ETL Operation.
• Good noledge on Hadoop Cluster architecture and monitoring the cluster.
• Extensive noledge and experience in COBOL,CICS,JCL,SQL,DB2 v10,VSAM,IMS DB, FILE - AID, TSO/ISPF,CA7 (Scheduler), CHANGEMAN, Endevor, Rex, Expediter,INFOMAN, SPUFI,IBM UTILITIES, DB2 Stored-procedure.
• Certified PSM me Scrum Master
• Extensive noledge on Unemployment insurance Tax system and legacy system modernization
• Excellent Project Management skills like Estimation, Planning, Execution, Control and Delivery and was responsible for all deliverables and worked on providing cost-effective solutions with halp from Project Managers
• Results oriented, strategic thinker, highly analytical with record of increasing application performance and reducing costs--excellent with both technical and business matters
• Excellent noledge of IT Infrastructure Library .ITIL V3 certified professional.
• Knowledge of Service Oriented Architecture (SOA) and web services. Transferred Files and reports to open system.
• Managed production projects, enhancement and supports for RBS application management projects with Incident Management and Problem Management skills for all customer facing applications
• Project Communications management experience includes determining the information and communications needs of the project stakeholders. Collecting and distributing performance information, including status reporting, progress measurement, and forecasting.
• Extensive experience in design, development, testing, production support and implementation of IBM mainframe related Applications. Development life cycle experience including: Analysis, Design, Coding, Testing and Quality Control of various software projects.
• Proven strength in problem solving, coordination and analysis. Strong communication, interpersonal, learning and organizing skills matched with the ability to manage stress, time and people effectively.
• Played role of a Team Leader and handled activities such as work planning, allocation, tracking, reviewing and testing.
• Hands on experience in Hadoop, HDFS file system, PIG, HIVE, HBASE, Zookeeper SQOOP

TECHNICAL SKILLS

Operating System: Z/OS, OS/390, Windows, UNIX

Languages: Cobol 390, Cobol 2, JCL, JES2, C, SQL, Python

Hadoop Ecosystem: Hadoop MapReduce, HDFS, Flume, Sqoop, Hive, Pig, Oozie, Cloudera Manager Zookeeper.

NOSQL: HBase

Data Base: DB2 v9/10, IMS DB

FMS: VSAM

Tools and Utilities: XPEDITOR, SPUFI, FILE - AID, FIXIT, Endevor, MS Visio,CICS

PROFESSIONAL EXPERIENCE:

Confidential

Quality Systems, Maryland Hadoop Programmer

Responsibilities:

• Create, validate and maintain scripts to load data using Sqoop manually.
• Create Oozie workflows and coordinators to automate Sqoop jobs weekly and monthly.
• Worked on reading multiple data formats on HDFS using Scala.
• Running reports in Pig and Hive.
• Develop, validate and maintain HiveQL queries.
• Fetch data to/from HBase using Map Reduce jobs.
• Writing Map Reduce jobs.
• Running reports in Pig and Hive Queries.
• Analyzing data with Hive, Pig.
• Designed Hive tables to load data to and from external tables.
• Run executive reports using Hive and Qlik View.

Confidential

Hadoop Consultant

Responsibilities:

• Involved in collecting and aggregating large amounts of streaming data into HDFS using Flume and defined channel selectors to multiplex data into different sinks.
• Implemented complex map reduce programs to perform map side joins using distributed cache
• Designed and implemented custom writable, custom input formats, custom partitions and custom comparators in Mapreduce.
• Responsible for troubleshooting issues in the execution of Mapreduce jobs by inspecting and reviewing log files
• Converted existing SQL queries into Hive QL queries.
• Effectively used Oozie to develop automatic workflows of Sqoop, Mapreduce and Hive jobs.
• Exported the analyzed data into relational databases using Sqoop for visualization and to generate reports for the BI team.

Confidential

Responsibilities:

• Developed Hive (version 0.10) scripts for end user / analyst requirements to perform ad hoc analysis
• Working with application teams to setup new Hadoop users and setting up and testing HDFS, Hive, Pig and Map reduce access for the new users
• Involved in developing the Pig scripts. Solved performance issues in Hive and Pig scripts with understanding of Joins, Group and aggregation and how does it translate to MapReduce jobs.
• Developed the sqoop scripts in order to make the interaction between Pig and MySQL Database.
• Involved in resolving the JIRAs based on Hadoop.
• Raw Html data extracted from Code Repository using PIG Regular expressions and used in Hive ExternalTable using Dynamic Path ( Extern').
• Moved all crawl data flat files generated from various retailers to HDFS for further processing.
• Using Sqoop exported Hive external output processed data into Mysql, imported data from legacy system to HDFS

Confidential

Senior Analyst

Responsibilities:

• Participate in the recovery of production incidents and their permanent resolution through problem management. Used HP service manager tool for Incident/problem incidents in live production environment and handled multiple recoveries to recover the banking system
• Review, analyze and modify programming systems inclusive of encoding, debugging, testing, installing and documenting programs
• Collaborate with Project Managers, business partners, and developers to coordinate project schedules and timelines.
• Work with business partners, analysts, developers and project managers to develop test plans, produce test scenarios and repeatable test cases/scripts through all parts of the development lifecycle, execute and sign-off for a high volume of data and regular release schedule for successful project delivery.
• Worked are a cost-effective solution architect in determining the modification/impacts to the system infrastructure/framework and solutions to the business requirements.
• Worked with Business users and analysts to determine business and technical requirements and translating them to design (high and low level) and work with Project Managers for cost-estimation
• Technical Design (HLD and LLD) of the Mainframe components of the project (especially Cobol modules, JCL, DB2 and CICS)
• Responsible for creating the business process flows and dataflow diagrams
• Analysis of requirements provided by the clients and current system state to propose innovations for continuous system improvement.
• Transitioning and supporting infrastructure in “Business As Usual” Mode and ensuring high levels of customer satisfaction
• Incident and problem management, Support the development team in code reviews and defect tracking. Implemented SDLC phases for all the work efforts and document phase-associated deliverables.
• System and Integration Testing. Maintenance and Support for the project. Incident and Problem Management (tools used: HP Service Manager
• Coordinated Production Monitoring, Fine tuning of application programs with the halp of DBA.
• Remodeled legislative processes to fine-tune performance and accurately report financial data