SUMMARY

• Over 11 years of IT experience in design, development and support in the fields of web application development, Service Oriented Architecture (SOA) and Big Data.
• Cloudera certified Hadoop Developer (CCDH).
• Experience in complete Hadoop Ecosystem flow and architecture (MapReduce, PIG, HIVE, HBase, Oozie, and Zookeeper).
• Worked as Big Data developer and architect. Designed and developed various MapReduce jobs.
• Good understanding of Hadoop 2.0 (MRv2) YARN architecture.
• Hands on experience in NoSQL databases like HBase, MongoDB and Cassandra.
• Good understanding of Data warehousing environments and concepts like OLTP, OLAP, ETL techniques, star and snowflake schema.
• Analyzed ETL jobs in Talend and Business Intelligence (BI) reports and migrated into Big Data platform.
• Extensive hands - on experience in Core Java, JEE (JSP, Servlets, JDBC, EJB), Web Services, Struts, Hibernate, Spring Framework, XML (parsing, XSD, DTD, XSLT), JQuery, Ant, Maven, SQL, HTML4/HTML5 and JavaScript.
• Knowledge and experience in latest JEE 6 standards (Servlet 3, JSF 2, Facelets, EJB 3, JDBC 4).
• Track record of delivering quality Java/JEE based solutions in the Investment, Insurance, Finance industries.
• Proficient in analyzing and translating business requirements to technical requirements and architecture.
• Expertise in creating design and flow diagrams in UML.
• Well versed in Design patterns and their applications.
• Have been responsible for delivering design artifacts like Data flow diagrams, integration diagrams, application distribution diagrams, class diagrams, sequence diagrams, high level design documents and low level design documents.
• Good understanding of SOA with Webservices (SOAP and REST), ESB (Mule and Websphere Message Broker), Websphere MQ and Apache Active MQ.
• Knowledge of standard build and deployment tools such as Eclipse, Maven, Subversion, Ant, and Harvest.
• Excellent communication skills (verbal and written) with the ability to communicate complex issues to technical and non-technical audiences that include peers, partners, and senior IT and Business management
• Extensive team lead experience managing teams in the onsite-offshore model.
• Intense experience in leading and managing a team up to 8 resources, with primary focus on resolving technical issues, improving process and setting up technical road map to achieve delivery goals.

TECHNICAL SKILLS

Java Technologies: Java 1.6

Design Skills: UML (IBM RSA, Visio), Object Oriented Analysis and Design (OOAD), GoF Design patterns, SOA Design patterns, Application Integration styles.

Web Technologies: JEE 6 (JDBC 4, JSP 2, SERVLET 3, JSF 2, JSTL, EJB 3), AJAX (DWR, jQuery), JavaScript

Big Data Skills: Hadoop 1.0, MapReduce, PIG, HIVE, HBase

RDBMS: Oracle, SQL Server, MySQL

NoSQL Database: MongoDB, Cassandra

App/Web Servers: Websphere, Weblogic, Tomcat

SOA: Mule ESB, Websphere Message Broker, Websphere MQ, Apache ActiveMQ, Webservices, SOAP, REST

Frameworks: Struts 1, Spring 3.x, Spring Webflow, Hibernate, Cairngorm, JSF, Facelets

Software Development Methodology: Waterfall, Agile methodology

Tools: TOAD, Spring Tool Suite (STS), IBM RAD, PLSQL Developers, Talend

Others: Adobe Flex 3, Maven, PVCS, VSS, SVN, Clear Case, Harvest, Gemfire

PROFESSIONAL EXPERIENCE

Confidential, Riverwoods, IL

Senior Associate

Responsibilities:

• Analyzing and reviewing business, functional and high-level technical requirements.
• Being a part of a POC effort to help build new Hadoop and Cassandra clusters.
• Supporting detailed project estimates and project work plans.
• Developed multiple MapReduce jobs to process the raw data and store the refined data in Cassandra table.
• Imported data from various sources like Oracle, DB2 and website logs, into HDFS.
• Load and transform large sets of structured, semi structured and unstructured data using MapReduce.
• Designed Cassandra tables to store processed data after MapReduce, Pig jobs.
• Performs root cause analysis to prevent recurrence of problem and manages the resolution of complex problems.
• Very good understanding of Partitions, Bucketing concepts in Hive and designed both Managed and External tables in Hive for optimized performance
• Perform code review presented by team members and ensures code review is conducted and certifies that code meets quality standards.
• Ensure delivery of change management activities supporting production deployments to Developers, Quality Control Analysts, and Environment Management personnel.
• Contribute to determining programming approach, tools, and techniques that best meet the business requirements. Promote and define development standards.
• Importing and exporting data into HDFS and Hive using Sqoop.

Confidential, Bloomington, IL

Solution Architect

Responsibilities:

• Created HLD and LLDs for various modules.
• Involved in requirement gathering, analysis, planning and design of complete System.
• Created complete high level and low level design by using Rational Rose tool.
• Designed and ImplementedSpring Frameworkfor implementing different services.
• ImplementedSpring Web Flowtechnology for development of checkout user interface.
• Involved inproject trackingof deliverables and reporting project status to client.
• Involved incode review, performance testingand setting up good practices like user manual documentation, technical documentation.

Confidential, Pittsburgh, PA

Solution Architect

Responsibilities:

• Performed the role of an onsite coordinator.
• Worked as Solution Architect for various modules.
• Done high level and detailed design documents.
• Understand the business requirements and work on functional documents.
• Resolves technical and functional issues faced by offshore development team.
• Coordinate with various business teams to understand the business requirements.
• Lead the offshore team to ensure timely delivery.

Confidential, Pittsburgh, PA

Tech Lead

Responsibilities:

• Coding and design of various modules.
• Leading a team during development and support phase.
• Worked as onsite coordinator, involved in client interaction, support to users and providing enhancement requirement to offshore.
• Involved in creating requirement, design and impact analysis document.
• Solely done the setup for Production environment.
• Worked as a part of Production Support team.

Confidential

Senior Developer

Responsibilities:

• Developing and testing JSP pages and Java classes.
• Coding and designing.
• Writing unit test cases in JUnit.
• Debugging the application.

Confidential

Senior Developer

Responsibilities:

• Developing and testing JSP pages and Java classes.
• Handling PRs and CRs and Bug fixing.
• Coding and designing.
• Writing unit test cases in JUnit.
• Debugging the application.

Confidential

Developer

Responsibilities:

• Developing and testing JSP pages.
• Developing front-end and backend Struts component
• Writing queries in Oracle.
• Writing unit test cases in JUnit.
• Debugging the application.

Confidential

Developer

Responsibilities:

• Online and Paperless processes. More interactive, open and transparent appraisal systems.
• Clearly defined objectives to measure the performance of an employee.
• Giving an opportunity to the employees to participate in the Performance Appraisal Process.
• Elimination of errors and supervisor biases Better execution of organizational and departmental goals.
• Overall increase in the organizational productivity by employee effectiveness.
• Elimination of duplication of work. Proactive management control.
• To document and track the key achievements, areas of improvement and developmental needs.