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Nava Teja - Java Full stack Developer

[email protected]

Location: Austin, Texas, USA

Relocation: any where USA

Visa: GC

Name: Nava Teja Email Id: [email protected] Contact No: 980-304-8258 | OBJECTIVE: Over 9+ years of experience and backed with rich domain knowledge and practical knowledge of several IT technologies, I seek a career with challenging assignments to amalgamate personal enrichment with professional goals. PROFESSIONAL SUMMARY: Experience working with various SDLC methodologies based on Agile/SCRUM like Test Driven Development (TTD), Incremental and Iteration methodology, Pair Programming, Agile Development. Developed UI modules using Angular 9, Node.js, React JS, Bootstrap, JavaScript, Ajax, jQuery, CSS3 and HTML5 Expertise in using inbuilt and custom AngularJS directives and filters to add functionalities to the web page. Experience in Angular 6.0, 4.0 along with Bootstrap, CSS3to create reusable components for RWD applications. Proficient in using Amazon Web Services (AWS). Extensive experience focusing on services like EC2, Elastic Beanstalk, Cloud Watch, Cloud Front, Cloud Formation, IAM, S3, RDS, Elastic Cache, SNS, SQS, AMI. Used Amazon Web Services (AWS) a secure cloud services platform, offering compute power, database storage, content delivery and other functionality to help businesses scale and grow. Designed and developed proof of concept for Confidential using NoSql(Cassnadra) and MapReduce(hadoop). Knowledge and working experience on designing and developing solutions using Hadoop MapReduce and NoSql. Trained from cloudera on Hadoop. Senior level experiences in design and development of Futures Order Management system of Confidential s Futures E - trading business. Extensively experienced in design and development of windows and web application using C Experience in Micro services development using spring boot and deployment in Pivotal Cloud Foundry (PCF). Developed core modules in large cross-platform applications using JAVA, J2EE, Spring 3/4/Boot, JSF, iBATIS, Hibernate, JSP, Servlets, EJB, JDBC, Web Services (SOAP, REST), Micro Services. Strong experience in Spring Framework modules such as Spring MVC, IOC, AOP, JDBC, JTA, IO, Spring Dashboard, Spring Boot, Spring Microservices, Spring REST, Spring Eureka, Spring Netflix Experienced in implementing Service Oriented Architecture and Web Services using SOAP, REST. Expertise in working with Windows, LINUX and UNIX platforms and also in environments using Agile SCRUM development methodologies. Training in KAFKA as distributed system in Data Analytics to integrate of spark and Cassandra. Developed applications using latest technologies like EJB3.2, Spring 3.x/4.x, Hibernate3.2/4.x, REST based Web services (Axis2.0, JAX WS 2.0, JAX RS), Rule Engines (Drools4.1, ILOG), jBPM tools. Scalable data design for MongoDB and Redis, Caching in MongoDB With Redis Cache Using Spring Boot. Worked on developing Restful endpoints to Cache application specific data in in-memory data clusters like Redis andexposed them with Restful endpoints by using Redis Cache. very good working knowledge on Kafka integrations with other systems like AWS, PostgreSQL, GCS, IBM MQ, Hadoop using Kafka Connect, Micro Services and Streaming Libraries. Very deep understanding and working knowledge on Confluent Kafka and Apache Kafka components. Possess strong Finance background experience with to PeopleSoft Finance modules/HCM modules - General Ledger, Contracts, Products customer, eRecruit and EPM. Strong functional knowledge and finance background with hands-on experience in developing and managing planning solutions. Modify/Enhance existing Shell Scripts, Korn and Bash, for proper working of JVMs on UNIX boxes. Upgraded API gateway module between CGI and Oracle and improved 70% performance by using OOD principles. Created beans for the database table, enhanced data query speed by using Memcached. Excellent Accounting and Finance background with demonstrated competencies in Financial Analysis and Business Analysis. Experience of design and development of real time, high throughput - low latency distributed systems. Expert level understanding of JVM memory model. Hands on development experience using java concurrency APIs. Utilized concept of memory-barriers for lock free synchronization implementation. Experience in JVM garbage collection tuning, memory management, thread dump and heap dump analysis, profiling and performance tuning Experience in working with Spring JDBC Templates, JMS, Spring EAI, Spring Rest Templates, Spring Batch. Experienced in Middleware persistence frameworks like Hibernate/JPA Entities for mapping Java classes using Hibernate Query Language (HQL), HSQL Named Queries, Criteria, Projections. Experience in implementing Java EE design patterns such as MVC, Singleton, Factory, Adapter, Service Locator Session Facade, DAO, DTO, and Business Delegate in the development of N-Tier distributed Enterprise Applications. Strong experience in developing applications using Core Java concepts like OOPS, Multithreading, Collections Frameworks, Exception Handling, Data structures and JDBC. Expertise in analysis, implementation and development for Data Structure & Algorithm, Java Virtual Machine (JVM), Performance Monitoring & Tuning and Multithreading & Concurrency Developed RESTful & SOAP Web Services using Jersey API and JSON as media type in integration with Springs. Experienced with XML related technologies such DTD/Schema, XML, XSLT(DOM, SAX), and XPATH. Experience in database modeling, design and development of PL/SQL stored procedures, packages in relational databases: Oracle 10g / 11g, SQL Server, DB2, PostgreSQL and MySQL. Experience in working with NoSQL databases like MongoDB, Cassandra. Profile application using JProfiler and isolate the performance issues. Extensively involved in JVM tuning using Memory Analyzer Tool (MAT) and other tools Identify the factors influencing performance of software applications at multiple layers including network, CPU utilization, JVM tuning, database connection pooling, query performance etc. Experience in working with web servers like Tomcat 8, WebSphere 8.x/9.x, JBoss7.1.0 and WebLogic 12.0. Hands on experience with build tools like Ant, Maven, Gradle and Logging tools like Log4J and Splunk. Monitoring and logging tools such as Splunk, ELK Stack (Elasticsearch, Log stash, and Kibana). Experience with CICD-Ant, Maven, Gradle, Jenkins, Hudson, CVS, Git, GitHub. Experienced in using IDE's such as Eclipse, STS, Rational Application Developer (RAD), NetBeans, and IntelliJ. Experience in testing with JUnit Framework using Mockito and Easy Mock, Spring Junit Runner, JMeter. Experience in creating Docker images, Containers, push/pull and integrating with Spring Boot. Expertise with employment of Apache Kafka and Zookeeper apart from JMS as messaging service. Experience with CI CD pipelines to integrate the Java code to align with DevOps practices using Docker. Knowledge on DevOps tools like Docker and Deployed microservices on Docker Containers. Experience using secure authentication mechanisms like LDAP, SASL and Kerberos v4. Production support- Provided development (quick fixes) and technical support for complex/ critical applications. Coordinated with other teams to resolve end-user issues promptly. TECHNICAL SKILLS: Programming Languages Java 8.0/7.0/6.0/5.0, C, C++, PL/SQL Java/J2EE Technologies Servlets, Spring, EJB, JPA, JDBC, JSP, JSTL, JNDI. Frameworks Spring 4.3, Hibernate 2.0/3.0/4.x, Spring Security 3.2 Application/Web servers Apache Tomcat 8, IBM WebSphere 8.x/9.x, Web Logic 12c Relational Databases Oracle 10g/11g, SQL server 2012/2014/2016, MySQL 5.7, DB2 11.1 NoSQL Databases MongoDB, Cassandra Internet Technologies HTML 5, JavaScript 1.8, XML 2.0, CSS 3 and CSS 4, jQuery 2.11, Angular 6X, 4X, 2X, Node JS 6.0. Cloud Environments AWS, Kubernetes. IDE Eclipse, NetBeans 8.0.2, IntelliJ 2017.1, Spring Tool Suite (STS) 3.8.3,RAD 6.0/7.0 Operating system Windows 10, Linux Mint 18.1, Unix Testing &Bug tracking Tools JUNIT4.12, JIRA 7.0, Bugzilla 4.4.12, Curl 7.36 Methodologies Agile, waterfall, TDD (Test-Driven-Development), Scrum Build Tools Ant 1.10, Maven 3.3.9, Gradle 3.4.1 Web Services SOAP 1.2, REST 2.0, JAX-WS, JAX-RPC, JAX-RS, Apache Axis TECHNICAL EXPERIENCE: Client CVS Health, Providence, RI Duration Mar 2019 Till Date Role Sr. Java/J2EE Full Stack Developer Team Size 18 Responsibilities: Involved in requirements gathering, analysis and development of DART, DataHub and Fusion applications. Developed effective web pages using HTML5, Bootstrap, CSS4, Angular 8.0, and AJAX. Created Single Page Application which can data bind and synchronize with server using Angular framework. Leveraging Angular 6.0 resources for all data access, encapsulating URLs and standardizing data access. Accessed REST Spring calls in Angular 8.0 using promises, custom directives and custom services. Used J2EE design patterns like Model View Controller (MVC), Singleton, Factory, Data Access Object (DAO), Data Transfer Object (DTO) and Service Locator etc., Used Spring framework including Spring core/IoC, Spring AOP, Spring ORM, Spring Batch, Spring Auto wiring, and implemented the authentication, authorization, and access-control features by using Spring Security. Created and injected Spring services, controllers and DAO s to achieve dependency injection and to wire objects of classes. Design and develop microservice business components using java, Spring Boot, Spring Security, Spring Batch, Spring Data JPA and implement REST web services based on RESTful APIs. Used Lombok annotations to eliminate Getters, Setters in a Spring bean class and Lombok Slf4j annotation for logging within microservices and SpringBoot applications. Involved in creating Jaspersoft report from Cassandra DB. Designed and developed application requesting pricing of instruments of multiple asset classes (interest swap, cross currency swap) via Websphere MQ and RESTful API to populate pricing data in cache queried by front-end trading applications. Implemented the RESTful web service for utilizing these services and exposing some of the newly implemented functionalities for others through JAX-RS and Spring Rest Controller. Converted a monolithic app to microservices architecture using Spring Boot using 12 factor app methodology. Deployed, Scaled, Configured, wrote manifest file for various Microservices in PCF. Experience in developing the applications which can talk to NoSQL Databases like Mongo DB and Cassandra. Experience in writing the Docker YAML files in moving the applications in Cl process. Used Elastic search clusters to enable Kibana Dashboards for logging. Evaluated and compared options like computeGrid/DataGrid Vs NoSql/MapReduce platforms. Designed and developed a proof-of-concept for implementing the Confidential on a NoSql and MapReduce environment. Developed OMS workflow engine for interest rates swap trading to meet MIFID 2 regulatory requirements using FIX protocol to send RFQ, Quote Request, TradeCaptureReport and Execution Reports of Interest Rate Derivative OTC trades between Fixed Income trading and booking systems within JPMC and FpML messaging processing using Java XSLT/XPath engine via Apache Kafka messaging with Zookeeper to manage and configure Kafka clusters Integrated Kafka with Google Cloud Storage for Tired Storage Developed SpringBoot based application using Gradle as a build tool. Involved in creating Cassandra cluster for distributed data management and profiling the data Involved in Cassandra Data modelling Deployed Spring Boot application using Pivotal cloud foundry (PCF). Integrated Kafka with Cloud SQL databases using Kafka connect. Deployed CDC source connector to move the data to Kafka Service Oriented Architecture (SOA) was exposed through RESTful web services with loose coupling between layers using Spring framework during development. Written Kafka streams application using Kafka streams library and Ksql queries Used OAuth 2.0 along with Spring security framework to securely expose our API s by mandating the access token when client wants to access our resources. Considering security aspect used implicit/ API grant type Implemented Spring MVC RESTful services and consumed via HTTP services from Angular. Responsible for migrating the Web services from shared Java environment to PCF - Cloud platform. Hosted Micro Services on PCF and AWS Platforms. Used advanced java 8 features like Lambda expressions for array operations, Streams, Method reference, collections. Enhanced concurrency methods etc. throughout the application for well-defined programming. Designed and enhanced DART (internal) application using Struts framework which is based on MVC architecture to authenticate access level of users. Involved in writing Thread safe blocks for Multithreading access to make valid transactions. Configured Identity and Access Management (IAM) groups and users in AWS for improved login authentication. Deployed Docker contained Spring boot micro services into AWS EC2 container service using AWS admin console and used lambda to run applications in AWS console. Outline projects where you utilized Java with Spring Boot. Mention the scope, your role, and the impact of the projects. Developed SpringBoot applications to pull data from different databases like MySQL, Hive, PostGreSQL, Tableau and Teradata and map it to domain entities and make HTTP feign calls to process these entities. Developing and maintaining large-scale application such as e-Commerce and Trading Platform Expertise with employment of Spring Kafka and Zookeeper apart from JMS as messaging service. Developed Hibernate with Spring Integration as the data abstraction to interact with the Oracle database. Experienced HQL, Named Parameters, Named Queries and Interfaces such as Expression, Query and Criteria for implementation of Hibernate template and extensively used Hibernate Cache. Experience on Hibernate mappings, EH cache, Lazy loading transactions and Locking s. Used Oracle 11g/12c for the backend data and performed complex queries using joins for CRUD operations. Used PL/SQL Procedures, views, indexes and functions to create and manage data on schema s by using TOAD. Used IntelliJ Idea for developing and debugging Spring Boot applications. Configured and deployed application into Web Logic application Server. JIRA issue tracking system has been utilized to track the issues. Assisted in conducting UAT and provided production support during and after deployment of the application. Developed CI/CD pipeline and build tasks to run the unit tests on Jenkins and maintained separate build in Maven for the module for easy integration to the portal build and configure with Jenkins. Used Maven as build and dependency management tool for creating EAR, WAR and JAR file. Environment: Java 1.8, Spring Boot, Struts, HTML5, JavaScript, Jvm, Nsql, Angular 8.0/6.0, AJAX, Devops pratices,Bootstrap, Json, Hibernate 5, AWS, XML, LOG 4j, IntelliJ IDE,SpringBoot, CassXandra Kafka, Memcached, Oracle 12c,PCF, WebLogic Application server 12c,Redis Git, JERSY,Jenkins, Maven, JIRA. Client GE POWER, Englewood, CO Duration Jan 2018 Mar 2019 Role Sr. Java/J2EE Full Stack Developer Team Size 5 Responsibilities: Involved in the analysis, design and development phases of the Software Development Life Cycle (SDLC) using Agile (SCRUM) development methodology to deliver regular updates to business team and project managers. Developed UI with Angular4, HTML5, CSS, Bootstrap and made the responsive web pages. Implemented material design for the Admin console for Provider Portal application. Made material design Provider Portal page responsive according to the resolution of the screen. Actively involved in Analysis, Design, Development, System Testing and User Acceptance Testing. Successfully followed agile methodology in the Scrum Cycle model. Developed SpringBoot applications that can extract data from CSV and PSV files using Java8 Files that read file into stream of lines. Used Java-J2EE patterns like Model View Controller (MVC), Business Delegate, Data Transfer Objects, Data Access Objects, factory patterns. Designed and developed the End Points (Controllers), Business Layer, DAO Layer using Hibernate, using Spring IOC (Dependency Injection). Worked on JWT token is stored in the application where session storage is maintained in the Provider Portal Application for security purposes. Implemented high throughput messaging processing system development using Apache Kafka. Upgraded existing UI with HTML5, CSS3, JQuery and Bootstrap with Angular interaction. Developed Application to asses JSON and XML from Restful web service from consumer side using Angular. Worked with AWS, EC2, S3, RDS, Cloud formation templates, CI/CD tools like Jenkins, Kubernetes. Implemented a Continuous Delivery pipeline with Docker, Jenkins and GitHub and AWS. Worked on manual deployments on Docker using PYTHON scripts. Migrated legacy systems from home-grown persistence and service layer frameworks web applications based on Apache Struts deployed in Oracle Weblogic server to generic framework based on Spring AOP and Hibernate, RESTful web services and Apache Camel EIP components to poll back office trade execution and position data from database to front office coherence cache. Developed a custom, single-page, responsive web application on front end using Angular. Hands on experience in writing light weight Node.js express server, and using technologies like Ajax, JavaScript/jQuery, JSON to make connections between server and databases like MongoDB and MySQL. Knowledge on architectural flow of React.js frameworks and ECMAScript 6 (ES6) Standard Managed and maintained Oracle & NoSQL databases in production domain like MongoDB & Apache Cassandra. Used Hibernate framework for back end development and Spring dependency injection for middle layer development. Used Hibernate Transaction Management, Batch Transactions, and cache concepts. Exposed the Web Services to the client applications by sharing the WSDL s. Worked with Java libraries to access AWS facilities as Simple Storage Service. Designed, built, and deployed a multitude applications utilizing almost all the AWS stack. Used Docker to virtualize deployment containers and push the code to EC2 cloud using PCF. Experienced in (CI/CD) continuous integration and continuous delivery tools like Jenkins and Kubernetes. Implemented a Continuous Delivery pipeline with Docker, Jenkins and GitHub and AWS. Worked on Smoke Testing and Acceptance Testing with Selenium in multiple Java platforms and performed unit testing using JUnit. Experience in MySQL, Oracle relational Database, Memcached as cache layer and containerizing apps by Docker and Vagrant. Experience implementing Memcached. Extensive Experience with Memcached. Worked on developing Restful endpoints to Cache application specific data in in-memory data clusters like Redis and exposed them with Restful endpoints by using Redis Cache. Analyzed and improved application efficiency by optimizing queries, and caching content with memcached for rails. Developed unit test cases using Mockito framework for testing of code and logging is done using Log4j. Familiar with Cucumber, Selenium Web Driver, Selenium commands and x-path. Created tables and worked on SQL and PL/SQL to write Stored Procedures functions, Triggers, views and packages for complex Inserts and updates in the database. Efficiently handled periodic exporting of SQL data into Elastic search. Used JIRA to assign, track, report and audit the issues in the application. Environment: J2EE, Spring MVC, XML, AJAX,Redis, Angular 4, Node JS, AWS, JavaScript, Hibernate, Bootstrap, JIRA, Spring Boot, Web services, Micro services, ELK stack, Maven, HTML5, Spring Boot, CSS3, jQuery, Docker, Tomcat, Git, Jenkins, Selenium, Cucumber, STS Client Walgreens, Chicago, Illinois Duration Jan 2016 Dec 2017 Role Sr. Java/J2EE Full Stack Team Size 15 Responsibilities: Involved in the analysis, design and development phases of the Software Development Life Cycle (SDLC) using Agile (SCRUM) development methodology to deliver regular updates to business team and project managers. Developed User Interface application modules using HTML, CSS and JavaScript, JSON, jQuery and AJAX. Wrote client-Side code using React.JS and used NPM & gulp directories to generate the server environments used flux with redux framework to manage targeted URL s and to monitor the application. Used React.JS to implement rich functions in various pages: form validation, crud, grid list, search, sort, pagination, multi-selection, tags-input, advanced/custom directives, authentication, unit tests, etc. Extensively used jQuery, Node.js in implementing various GUI components in application portal. Used NodeJS for doing non-blocking design operation for server-side code. Implemented jQuery to develop the widgets and to perform the client-side validations, UI centric Ajax behavior. Implemented design patterns like MVC, Singleton, Business Delegate, Factory, and Service Locator. Developed RESTfulweb services usingSpring MVC RESTframework and JAX-RS. UsedSpring MVC Rest Controllers, Services along with Dependency Injection, Spring JMS and Spring Security. Used Spring Framework AOP Module to implement logging in the application to know the application status. Experienced in upgrading to Spring RESTFulMicroservices from MonolithicServices (SOA) Used Annotations for Spring DI, Autowiring and Spring MVC for REST API s and Spring Boot for Microservices. Implementing or exposing the Micro service architecture with Spring Boot based services interacting through a combination of REST and Apache Kafka message brokers. Using Swagger UI registered micro services, monitored service health check from Spring Boot admin console. Used OAuth 2.0 authentication protocol respectively for security and authorization. Experience in Normalization and performance tuning with Oracle database. Designed and developed file upload and file download features with Oracle BLOB and CLOB. Worked on Hibernate mappings, EH cache, Lazy loading transactions and Lockings. Wrote SQL queries, stored procedures, triggers, views, packages and enhanced performance. Developed DAO layer using Cassandra and expertise in CQL (CassandraQuery Language), for retrieving the data present in Cassandra cluster by running queries in CQL. Used Executor Service multithreading to implement Threadpool, parallel processing to run processes asynchronously using future calls to access the data. Developed using new features of Java 1.8 annotations, Generics, enhanced for loop and Enums. Implemented Micro-services using Pivotal Cloud Foundy platform build upon Spring Boot Services. Used Pivotal Cloud Foundry to role-based access controls, applying and enforcing roles and permissions to ensure that users can only view and affect the spaces for which they have been granted access Deployed Spring Boot based micro services into Dockercontainer using Amazon EC2 container services. Used AWS Cloud watch inalerting, maintaining and monitoring of production and corporateservers/storage. Experience with building Docker Images and running them on Docker container. Configured and administered Jenkinsfor CI/CD into Tomcat Application Server. Worked on Test automation framework usingSeleniumweb driver. Familiar with Cucumber, Selenium Web Driver, Selenium commands and X-path and developed grunt tasks to run the unit tests on Jenkins and Used JIRA to assign, track, report and audit the issues in the application. Used Eclipse based Spring Tool Suite (STS) for development and debugging Spring Boot applications. Environment: J2EE, Spring MVC, XML, AJAX, Angular JS, Node JS, AWS, JavaScript, Hibernate, Bootstrap, JIRA, Spring Boot, Web services, Micro services, AWS, ELK stack, Maven, HTML5, CSS3, jQuery, Docker, Tomcat, Git, Jenkins, Selenium, Cucumber, STS. Client GE Digital, New Orleans, Louisiana Duration Mar 2015 Dec 2015 Role Jr. Java/J2EE Developer. Description: GE Digital is in the process of creating a new era in productivity that we call the "Industrial Internet." GE Digital provides an online website for the customers. This website is an e-commerce application which provides an online interface to manage user accounts for the customers to facilitate customers to view, purchase products and request services. Responsibilities: Generated Use case diagrams, Class diagrams, and Sequence diagrams using Rational Rose. Worked in a fast paced agile environment with a daily scrum and 3 weekly sprint cycle. Designed use cases, sequence & class diagrams, activities, states, objects and components. Develop presentation layer with JSPs, JavaScript & Dojo framework. Performed UI specific frontend validations using JavaScript. Designed and developed a web app that allows to add/modify Product SKUs using SpringBoot/Thymeleaf. Performed enhancements on the existing application TORCH by working upon assigned User stories. Involved in bug fixing and debugging the existing application. Used Unix/Linux commands in putty terminal to build and deploy war files to different servers & environments. Used ANT build scripts to automate build process. Used the SOAP WebServices for designing and validating the request / response objects bw client and server. Created XML Schema, XML template and XSL. Developed Web Services Application using SOAP. Extensively used Xpath expressionsfor parsing middleware server response and populating SOAP message body for response Implemented SOA architecture with web services using SOAP, WSDL, UDDI and XML. Worked on generating the web services classes from XML Schema Definition(XSD s) Worked with a variety of issues involving multi-threading, server connectivity and user interface to optimize the client server connectivity. Suggested and implemented effective algorithms for performance improvement. Involved in the testing process with custom AT&T tools. Tested legacy portion of application via custom AT&T tools which utilize UNIX shell scripts. Created and participated in the code Review process using ICode Review with SVN as review tool. Extensively involved with end users in functional discussions, business review meetings, and requirements gathering, Estimation, Commitment and User Demo Sessions. Involved in production support, monitoring server and error logs and Foreseeing the Potential Issues, and escalating to the higher levels. Environment: Jakarta Struts Framework 2.0, Core Java, Hibernate 3.0, Web Services, CSS, eclipse Helios, CVS, Web Sphere Application Server 7.0, Unix/Linux, JUnit, HTML 4, CSS, Angular JS, BackBone JS, JSON, UNIX, JavaScript, Servlets, Ext JS, JSP, JDBC, JQuery, PL/SQL. Client Wipro, Hyderabad, India Duration Mar 2013 Dec 2014 Role Java Programmer. Responsibilities: Generated Use case diagrams, Class diagrams, and Sequence diagrams using Rational Rose. Extensive experience in designing professional UI web applications using front-end technologies and Java Script Frameworks like HTML, DHTML, CSS, JavaScript, XML, DHTML, XHTML, jQuery, AJAX, JSON, Bootstrap. Involved in writing application level code to interact with RESTful Web APIs, using AJAX, JSON, XML andjQuery. Worked on AJAX functionality for dynamic data binding for data grid, accordion, Ajax driven menu tabs using back end service calls and consumed both JSON and XML data in UI Side. Used Spring Framework AOP Module to implement logging in the application to know the application status. Developed the whole application using Struts MVC Framework. Used distributed Transactions Management system with Spring JTA. Used Spring Batch as spring batch jobs can meet the requirements of reliability, robustness and traceability whichare essential for automatic processing of enormous amounts of data. Developed SOAP web services using Apache-CXF which would be available for other local osgi bundles. Used hibernate core interfaces like configuration, session factory and criteria interfaces. Involved in designing and developing the End points (controllers), Business Layer, DAO layer using Hibernate. Used Core Java features such Collections, and Exception handling to efficiently process highvolume transactions. Implemented complex back-end component to get the count in no time against large size MySQL database MQ was used to provide a single unifying transport that reduces cost and maintenance efforts, including support for HTTP, REST and JMS. WSDL was used for publishing Web Service interfaces. Followed Test Driven Development and wrote server-side test cases using JUnit 4.12. Hands on Eclipse as the integration environment for developing, debugging, and maintaining project code files. Environment: HTML, CSS2, JavaScript, jQuery, AJAX, JSON, DHTML, JAXB, XSLT, XML, Spring MVC, Spring-CORE, Spring Batch, Spring Security, Spring AOP, Spring JTA, REST Service, Hibernate, MySQL, JMS, WSDL, Junit, Apache CXF, Eclipse. 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