SUMMARY

• 12 years of Product development lifecycle experience with extensive knowledge in Software Development Life Cycle (SDLC) involving Requirements Gathering, Design Analysis, Development, Maintenance, Implementation and Testing.
• Good experience in Spring core, Spring Integration, Spring batch and Spring MVC.
• Experience in Hibernate.
• Experience in java script.
• Experience in SQL.
• Experience in Object Oriented Analysis and Design.
• Involved in all stages of web application development (i.e. requirement analysis, feasibility study, estimation, use case development, design, documentation, development, bug fixing, performance improvement, deployment).
• In depth understanding/knowledge of Hadoop Architecture and various components such as MapReduce, HDFS, JobTracker, TaskTracker, NameNode, DataNode concepts.
• Experience in Hadoop stack MapReduce, HDFS, Sqoop, Flume, Oozie.
• Hands on experience in BigData querying technologies Pig, Hive, HBase.
• Hands on experience in Spark and Scala.
• Good experience in Scrum methodology and as scrum master.
• Good experience in TDD.
• Experience in both backend and UI.
• Strong in Data Structures and Algorithms.
• Strong debugging and problem solving skills in Java, C and C++.
• Proven track record of shipping high quality software through multiple release cycles.
• Proven ability to drive technical and architectural design decisions as well as establish best practices in Engineering Organization.
• Solid design skills, with a strong eye towards maintainability and flexibility of code.
• Proven ability to deal with ambiguous problems and make solid progress when the solution is not well defined.
• Excellent cross group collaboration skills, self - motivated and team player.
• Experience in multi-threaded environment.
• Ability to work autonomously and in Agile Environment

TECHNICAL SKILLS

OS: Windows, Linux, Symbian.

Languages: core Java, C, C++.

Technology: J2EE, Servlets, SOAP Web Services, REST API, XML, JSON, SOAP, JSP, OMA DRM 1.0, Data Structures, OOPS, Design Patterns, Data Structures and Algorithms.

Frameworks: Spring 3.x, Spring Integration, Spring WS, Spring Batch, Hibernate 3.x.

Database/ File System: MySQL, Oracle 11g, SQL Server, Hadoop HDFS.

Web /Application server: Apache Tomcat, Jboss4.3.1.

Scripting Languages: Java Script, Shell Script, AJAX.

Scheduler: Quartz Scheduler

Messaging: JMS, Rabbit MQ

SCM Tools: Subversion, WinCVS

Release Management Tool: Jenkins

Build Automation Tool: Ant, Maven

Mobile Technology: Symbian, S60, Qt, Confidential Mobile Platform.

Big Data / Hadoop: Apache Hadoop, MapReduce, HDFS, Apache Spark, Hive,PIG, HBase, Scala, Apache Flume, Sqoop, Oozie.

NoSQL: HBase

Editors/Tools: Intellij IDEA, STS, Eclipse, Scala IDE, Carbide 2.0, VC++, Contivo Analyst 5.5.1, Chrome debugger, JTAG Hardware Debugger, Trace 32, DebugMux, crucible, JIRA, JAM, SOAP UI, PostgreSQL, iBatis, HP ALM, VersionOne, Control-M, Jenkins, Hyperic, Scrum Works, SVN, Enterprise Architecture, Platform Assistant, MS Visio, MySQL query browser, MySQL workbench, Confluence, JMeter, JUnit 4

PROFESSIONAL EXPERIENCE

Confidential, Southborough, MA

AIC Developer

Responsibilities:

• Understanding enterprise integration and AIC architecture
• Resolving HP ALM issues
• Improving line coverage, map coverage and channel coverage of AIC components
• Enhancements on AIC components
• Trouble shooting and fixing bugs.

Environment: Java 1.7, Spring Tool Suite 3.5, Spring Integration, Spring WS, Spring Batch, Rabbit MQ, Contivo Analyst 5.5.1, SOAP UI 5.2.0, PostgreSQL, iBatis, Tortoise SVN 1.6.13, HP ALM, Control-M, Jenkins, Hyperic.

Confidential

Lead Java Developer

Responsibilities:

• Instance Sync Framework enhancement, design and implementation.
• Analysis, estimation and implementation of backlog items.
• Design and implementation for sync of foundation objects, MDF data.
• Implementation of converters for across DC sync using RESTful service.
• Handling the challenge of Test/Prod split.
• Implementation of topological sorting algorithm using DFS traversal.
• Implementation of MediaService API to write/read artifact config file.
• Code refactoring of module code when it is necessary and getting the refactored code reviewed by module teams.
• Code reviews for the code written by team members.
• Handling critical customer issues.
• Guiding the team in resolving customer issues.
• Scheduling customer calls in case of critical customer issues.
• Performance improvement of instance sync framework and FO sync.
• Interacting with core module team to get the code reviews done by them.
• Support during the production deployment.
• Conducting scrum standup meetings.

Environment: Java 1.7, Intellij IDEA 11.1.3, REST, JSON, JBOSS 4.3.1, Oracle 11g, Subversion, Quartz Scheduler, Ant, Data Structures and Algorithms, Multi Threading, Teamcity, Crucible, JIRA, VersionOne, Jenkins, Agile.

Confidential

Senior Java / J2EE Developer

Responsibilities:

• Involvement in Architecture, Design & Development of Application.
• Involved in collecting logs from distributed QA servers
• Moving data from QA servers to HDFS using Flume
• Writing MapReduce code to do log search for given timestamp and search strings
• Writing MapReduce jobs to find the response time metrics for user events, HTTP request handling, SCA commands elapsed time, DAO methods elapsed time.
• Writing hive queries to create tables in hive using data in HDFS.
• Writing Hive queries to find Top N reports.
• Involved in UI layer development
• Log search using spark and scala as POC

Confidential

Senior Java / J2EE Developer

Responsibilities:

• Performed scrum master and tech lead role
• Framework design
• Analysis, estimation and implementation of backlog items
• Code reviews for the code written by team members
• Getting the approval for design document from platform team
• Bug fixing

Environment: Java 1.6, Intellij IDEA 11.1.3, XML, JBOSS 4.3.1, Oracle 11g, Tortoise SVN 1.6.13, Teamcity, Crucible, JIRA, VersionOne, Jenkins.

Confidential

Senior Java / J2EE Developer

Responsibilities:

• Performed scrum master and tech lead role
• Framework design and implementation
• Analysis and estimation of backlog items
• Metadata implementation for templates
• Code reviews for the code written by team members
• Getting the approval for design document from platform team
• Bug fixing

Environment: Java 1.6, Intellij IDEA 11.1.3, XML, JBOSS 4.3.1, Oracle 11g, Tortoise SVN 1.6.13, Teamcity, Crucible, JIRA, VersionOne, Jenkins.

Confidential

Lead Software Engineer

Responsibilities:

• Requirement analysis, estimation, design, preparing design and functional specification documents.
• Getting review and approval from platform team
• Adding the provisioning option to import/export configuration settings
• Backend changes to export company settings, system properties and dashboard settings as 3 different sheets in an xls file
• Backend changes to import company settings, system properties and dashboard settings from 3 different sheets in an xls file
• Error handling while importing
• Bug fixing

Environment: Java 1.6, Intellij IDEA 11.1.3, Teamcity, Crucible, JIRA, VersionOne, JBOSS 4.3.1, Oracle 11g, Tortoise SVN 1.6.13.

Confidential

Senior Software Engineer

Responsibilities:

• Requirement analysis, estimation, design, preparing design and functional spec documents
• Implementation of translations for pre-questions and competency translation in job requisition and interview central
• Implementation of DB upgrade script for upgrading old records in DB for question translations
• Web services (SFAPI) implementation for fields in RCM
• UI and backend implementation of Interview central implementation of interview feedback and interview popup
• Implementing ad-hoc reporting for new fields interview result and overdue interviews
• Implementation of ant run-client to import the job requisitions containing mfields through csv file
• Implementation of auto-save feature in RCM pages
• Implemented interview central page enhancements
• Getting design documents and code reviewed by core module team
• Doing code reviews
• Fixing the bugs in across the modules like IST, SM
• Transition of features to core module team
• Recording the demos through JAM for Project Manager

Environment: Java 1.6, Intellij IDEA 11.1.3, Teamcity, Crucible, JIRA, VersionOne, Jenkins, SOAP UI 4.5.0, JBOSS 4.3.1, Oracle 11g, PL/SQL, SubVersion.

Confidential

Lead Software Developer

Responsibilities:

• Playing the role of scrum master and tech lead.
• Requirement analysis, feasibility study, design and providing estimations.
• Provided UI and DB design for KYC Customer, KYC Agent and RAHA applications.
• Implemented webcam interface using JMF and without the need of installation of JMF.
• Implemented DAO layer and service layer to provide interaction between KYC and DB using spring and hibernate.
• Integrated webcam, scanner and printer applets with KYC web project.
• Implemented applet to server communication using spring framework.
• Embedding photo on pdf document and extracting signature portion from pdf using iText library.
• Uploading finally generated documents to FTP server.
• Involved in authentication and authorization security implementation using spring framework.
• Implemented mail component for RAHA.
• Deployment of 3 applications on production server Tomcat 6.0.
• Setting up SSL in tomcat.
• OWASP Security features (preventing CSS and CSRF, basic secure file upload etc) implementation.
• Interaction with client during various stages of the project development.
• Played crucial role in getting the second phase of the KYC project.

Environment: Java 1.6, Netbeans 6.9.1, JMF,TWAIN, Spring 3.0, Hibernate 3.1, Apache Tomcat 6.0, MySQL 5.5, JMeter, Tortoise SVN 1.6.13.

Confidential

Senior Software Engineer

Responsibilities:

• DB design and coding for country, PR and Operator filters.
• Implemented a page to show complete history of a package.
• Implemented a page to download reports of package.
• Implemented self Updater code for Hibernate usage.
• Implemented “uploading to media hub using export control class” feature (Functionality and UI).
• Porting from old UI to new UI layout.
• Implemented help functionality for export control class.
• DB design and coding to implement latest history and complete history in Basic Information page, upload page, status change page and test phones pages.
• Implemented widget support feature.
• Implemented test phones file upload feature.
• Preparing DB patch for releases.
• Code labeling on SVN after every release.
• Involved in DB design.
• Fixed around 70% of bugs.

Environment: Java 1.6, Eclipse 3.4.1, Spring 2.5.5, Hibernate 3.1, Tomcat 6.0, JUnit 4, JMS, ScrumWorks, MySQL 5.5, JMeter, SVN, Linux, MS Visio.

Confidential

Senior Software Developer

Responsibilities:

• Understanding the requirements and writing SRS, UCDD, MRS, UCDS and MDS for the requirements.
• Preparing sequence diagrams for use cases by using XML.
• Implementation of Subscription-Notification design pattern. It is the major implementation done in DRM A300 2.0.
• Preparing OMA DRM 1.0 compliance statement.
• Bug fixing.

Environment: C, Confidential Mobile platform(EMP), Eclipse, SVN, MS Visio, OMA DRM.

Confidential

Senior Software Developer

Responsibilities:

• Analyzing the new requirements.
• Implementing new features.
• Doing code reviews
• Involvement in design discussions
• Requirements gathering from the customer.
• Facilitate meetings with the customer.
• Fixing crashes, major, minor and customer bugs.
• Fast fixing of crashes and major bugs helped in smooth delivery to customer.

Environment: C, Confidential Mobile platform(EMP), Eclipse, VC++, Trace 32, JTAG hardware debugging, DebugMux, SVN.

Confidential

Software Engineer

Responsibilities:

• Implementing play list view functionality.
• Understanding the existing code.
• Requirements gathering
• Setting up the environment for Qt
• Design of play list view
• Resolving issues

Environment: C++, Linux, Qt, K2 board, Tera Term Pro23 application.

Confidential

Software Engineer

Responsibilities:

• Low level design of DOM tree and implementing it.
• Understanding the reference code of MMS player.
• Writing the design document for DOM tree implementation.
• Integration of new decoders in place of old decoders in the reference code of MMS Player.
• Learning SMIL 2.0 and presenting the modules of SMIL 2.0 to team members.
• Involvement in the design discussions.
• Setting up the environment for MMS player.

Environment: C, Symbian C++, SMIL 2.0, MS VC++, WinCVS.

Confidential

Software Engineer

Responsibilities:

• Learning Symbian, Series 60
• Understanding the code.
• Bug fixing.
• Implemented flip mode functionality.

Environment: C++, Symbian v6.1, Confidential D700 device, MMC Card Reader and MMC Card, EPOC Emulator, MS VC++, WinCVS.