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Click here or scroll down to respond to this candidate Tulasi Vishnu
Email Id: EMAIL AVAILABLE
Contact: PHONE NUMBER AVAILABLEPROFESSIONAL EXPERIENCE: Over 3+ Years of work experience in Software Design, Development and Implementation of Enterprise applications using Java, J2EE technologies with strong Object-Oriented Programming skills. Extensive work experience in all phases of Software Development Life Cycle (SDLC) including Requirement Analysis, Design, Coding, Testing and Implementation in Agile (Scrum), TDD Environment. Knowledge in developing applications using Agile and SCRUM methodologies. Expertise in developing the applications using Core java concepts likes OOPS, Multithreading, Garbage Collections etc. Strong knowledge of Object-Oriented software engineering methodologies, Object-Oriented Analysis and Design, Design by Contract, UML. Expertise in n-tier Architecture, object-oriented Enterprise Java web applications using J2EE technologies/frameworks which includes JSP, Servlets, EJB 2.0/3.0 (Entity Beans, Session Beans, MDB, Transactions, Security), JMS, Struts, JSF, Spring, Hibernate, JDBC, IBM MQ, JavaScript, Angular, SOAP/Rest Web services. In-depth knowledge and experience in implementing Service Oriented Architecture (SOA) using XML based SOAP/Restful web services. Strong working experience on various Spring Modules (Spring MVC, DAO, AOP, Spring LDAP) along with Hibernate as the back-end ORM tool for implementation of persistence layer and mapping of POJOs. Strong experience in using HQL, inheritance, caching strategies, mapping strategies, annotations with Hibernate. Experience with Cloud technologies like Amazon Web Services (AWS). Experience with and a solid understanding of Micro services. Extensively worked with ORM tools (Hibernate (HQL), JPA, and OJB) and JPA annotations. Designed and developed reports using Jasper Reports and provided integration points for services written in Java. Employing Java Object/Relational bridge technologies such as Hibernate, JPA, and spring. Developed applications using frameworks and API like Struts, Spring MVC. Experience of Database design in Oracle/ DB2/ MySQL/ SQLServer/Postgre query-based programming and PL/SQL procedure programming and proficient in Database programming using JDBC and SQL. Experience in writing database objects like Stored Procedures, Functions, Triggers, PL/SQL packages and Cursors for Oracle, SQL Server, DB2, and MySQL. Expertise in using IDEs like NetBeans, Eclipse, various Configuration Management tools like CVS, GIT, SVN and IBM Clear Case Version Control. Highly knowledgeable in UML, Use Cases, Conceptual Models, Collaboration Diagrams, Class Diagrams, Activity and Sequence Diagrams. Well Experienced in deploying and configuring applications onto application servers like Web Sphere, Web logic, JBOSS and Apache Tomcat. Experience in Object Oriented Analysis & Design (OOAD). Involved in Updating the On-Call production support document. Developed test cases using Junit and performed peer to peer testing. Used JIRA to keep track of the project, bugs and issues Participate and ensure RCA (root cause analysis) activities on client impacting incidents are executed and action items are assigned / completed.TECHNICAL SKILLS:J2EE TechnologiesJSP, Servlets, JavaBeans, Struts, JDBC, JSP Custom Tag Libraries, XML (SAX & DOM), JNDI, JMS, Applets, Log4J, JSTL, JunitDesign PatternsMVC, View Dispatcher, Data Access Objects, Data Transfer Objects, Singleton, Observer,Factory and Session Fa ade.FrameworksAngular Js, Angular 15, Node.js, Hibernate, Spring, Spring MVC, Groovy on Rails 2.x , Mate, Adobe Flex, MXML, Spring Boot, Spring JDBC, Spring Core, Spring AOP, ORM, Spring DAO, Spring MVC, Spring MVC with REST, Action Script Rational Rose, UML, JUnit, Ant, Struts, Ajax, DOJO.MiddlewareODBC, JDBC, RMI, BlazeDSWeb/App ServersIBM WebSphere 6.x/5.x, Tomcat, JBoss, Apache, Resin, Apache Axis.IDE ToolsEdit Plus, Text Pad, Eclipse, WSAD, RADDatabasesRDBMS, Oracle 9i/10i, DB2/UDB, MongoDB, CassandraLanguagesCore Java, Java 8, using generics, JavaScript, ActiveX, Perl, PL/SQL, XML, OperatingMethodologiesAgile, SCRUM, TDD, Design Patterns, Continuous Integration using Cruise ControlWeb TechnologiesHTML, DHTML, CS3, AJAX, Web Services JAX-RPC, JAX-WSNetwork ProtocolsTCP/IP, UDP, FTP, HTTP, SOAPSource ControlRational Clear Case, CVSOOAD ToolsMS Visio, IBM RSABuild ToolsANT, MavenJob SchedulerAutosysMiscellaneousMS Excel, MS PowerPoint, MS Word, Database Modeling, SQL Tuning, Object Oriented Modeling using Rational Rose, Version One, TOAD and PDFSystemsWindows, UNIX (Sun Solaris), Linux, AIX, HP-UX.PROFESSIONAL SKILLS:Client: GAVS-CBH Philadelphia, PA Sep 22 to Till DateRole: Full Stack Java DeveloperRoles & Responsibilities Designed and developed features for J2EE-based business activity monitoring and operational dashboard engine, including the rules and alert engine, Web App components, recoverability, intelligent workflow features, internationalization, and upgradability. Developed applications using JAVA 8, spring boot and Oracle. Designed RESTful XML web service for handling AJAX requests. Used cloudability, cloudyn, cloudhub tools used in the cloud computing gcloud, gsutil, and bq command-line tools used in google cloud. Strong front-end Ul development skills using scripting languages like HTML5, CSS3, JavaScript, jQuery, AJAX, JSON, Ext Js, Angular Js, DOM, typescript. Designed Frontend with in using object oriented Angular 15 Framework and implemented various phases of Responsive Design as per the requirement. Experience in working with Routes in Angular 15. Used Spring MVC, Spring Batch, Spring Boot, IOC and Eclipse IDE, GitHub, JSF, OOAD, AWS, RCP, Multithreading to develop intranet web applications. Implemented Microservices based architecture using Spring Boot interacting through REST API. Worked with ORM frameworks such as Spring Data. Developed applications using Spring Framework for Dependency Injection (Inversion of Control) and implemented the business logic using EJB (session and entity beans). Developed various screens for the front end using ReactJS and used various predefined components from NPM (Node Package Manager) Build prototype for various required services such as Logging, Scheduling and Notification Service using third party NodeJS based JavaScript library. Has worked with Node.JS for writing code on the server side and creating scalable network applications. Worked with modules like MongoDB and mongoose for database persistence using Node.js to interact with mongo dB. Developed the business layer logic and implemented EJBs Session beans. Developed transaction module using Spring framework Provided solutions on new technologies based on the proof of concepts to deploy on Kubernetes cluster for edge/lOT environment. Enforced best security practices to secure containerized environments using Seccomp, Selinux, and security features of Kubernetes. Used spring framework to provide loose coupling between different application modules. Designed and coded JAXB API to interact with third party applications for asynchronous loading and parsing of JMS XML messages. Developed Form Beans/ JavaBeans, Spring Controller Classes and configured with the corresponding view pages in spring-config.xml file. Creating shards, replica sets, monitoring, and projections for Mongo Systems. Experience Tester in Agile Development Env. Using TDD and ATDD approach. Implemented navigation using Spring MVC controllers, configured controllers using Spring MVC annotations and configuration files. Used Postman to test VSOA endpoints to validate JSON data and format. Developed Hibernate with Spring Integration as the data abstraction to interact with the database of MongoDB. Developed test suite framework and regression tests for rules and alerts engine, recovery engine, object manipulation functionality, import/export engine and user-defined function handling using JUNIT. Maintaining separate builds in Maven for the module for easy integration to the portal build and configure with Jenkins. Developed unit test cases using Mockito framework for testing accuracy of code and logging is done using SLF4j + Log4j.Environment: Java 1.8, Jdk 1.7, J2EE, Spring, Spring MVC, Jenkins, Spring Core, EJB, ATD & TDD, Hibernate 4.0, Mockito, Rest web services, Selenium, HTML5, JavaScript, CSS, AWS, AngularJS, JavaScript, Apache Camel, Oracle, Node.js, JUnit, Maven, Log4j, Jira Rational Rose, SLANG, SECDB.Client: Intermountain Health Care, Salt Lake City, UT June 21 to Aug 22Role: Full Stack Java DeveloperRoles & Responsibilities Worked with modules like MongoDB and mongoose for database persistence using Node.js to interact with MongoDB.
Worked with Passport and JSON web tokens for authentication and authorization security configurations using Node.js. Designed and developed Restful web services that support JSON for other developers to access to speed up development using Spring MVC, SpringBoot, Swagger API, Web Services, JSON, Log4j, MySQL and Maven. Refined feature requirements and developed user interface components using Oracle ADF and JSF Designed and developed asynchronous Restful Micro services using Spring boot, Couch base and Java Consumed RESTFUL web services using Angular HTTP Module and transformed the response using RXJS operators. Developed multi-threaded standalone app in Python, PHP, C++ to view Circuit parameters and performance. Developed Python batch processors to consume and produce various feeds. Developed entire frontend and backend modules using Python on Django Web Framework. Developed Business Logic using Python on Django Web Framework. Developed Merge jobs in Python to extract and load data into MySQL database. Build and configure a virtual data center in the Amazon Web Services (AWS) cloud to support Enterprise Data, Virtual Private Cloud (VPC), Public and Private Subnets, Elastic Load Balancer. Implemented AWS solutions using EC2, S3, RDS, EBS, Elastic Load Balancer, Auto scaling groups Worked within the SFDC to ensure which case content fields can be modified Set up and get the selenium up and running for UI pages and also integrate these selenium tests, so that the tests are run automatically. Implemented various screens for the front end using React.js and used various predefined components from NPM (Node Package Manager) and redux library. Utilized React for its efficient data flow architecture to create a lightweight and render efficient web app that searched projects via the GitHub API through keywords. Configured Kafka to read and write messages from external programs. Configured Kafka to handle real time data. Configured Kafka to read and write messages from external programs and also to handle real-time data Written test cases and performed unit testing using Junit Used Log4J for logging, debugging, monitoring the error logs and fixing the related problems. Worked in a CI/CD environment with Jenkins, Maven, AWS and Terraform Created and modified Stored Procedures, Functions and Triggers Complex SQL Commands for the application using PL/SQL Experience working in agile development following SCRUM process, sprint, and daily standup meetings. Designed and implemented NoSQL Cassandra keystores and column families. Experience in designing and implementation of continuous integration, continuous delivery and continuous deployment through Jenkins. Used gradle and maven for building applications and written structured pom which can be consumed by Jenkins. Environment: Java11, AWS, Python, Django, Angular 8, JavaScript, Node js, HTML, Kafka, CSS, RxJs, RXJava, Kafka, SpringBoot, Spring Batch, Microservices, NoSQL, PostgreSQL, MongoBD, Cassandra, Jenkins, Maven, Terraform, Docker, Ansible, Kubernetes, Selenium, JUnit, Kubernetes, Scrum.Client: CGI, India July 20-May 21Role: Java DeveloperRoles & Responsibilities Involved in all phases of the Software development life cycle (SDLC) using Agile Methodology. Used Spring MVC and Dependency Injection for handling presentation and business logic.
To maintain loose coupling between layers published the business layer as services and injected necessary dependent components using Spring IOC and published cross-cutting concerns like Logging, User Interface exceptions, Transactions using Spring AOP.
Implemented and maintained monitoring and alerting of production and corporate servers such as EC2 and storage such as S3 buckets using AWS Cloud Watch. Implemented AWS IAM for managing the credentials of applications that run on EC2 instances.
Micro services have been built using spring boot, spring security and deployed to AWS cloud Experience in automated deployment of EC2 instances in data centers and availability zones.
Hosted and tested the application in AWS servers before publishing it in the actual production environment.
Integrated Spring DAO for data access using Hibernate. Used Postman to test VSOA endpoints to validate JSON data and format. Used Spring Security for Authentication and Authorization of the application.
Extensively used JSON to parse the data from the server side to satisfy the business requirement.
Consumed Web Services to interact with other external interfaces to exchange the data in different forms by using Restful service.
Implemented SOA architecture with Web Services using SOAP, WSDL, and XML using Apache CXF. Developed User Interface using JSP, JSTL, HTML, CSS, JavaScript, query and AngularJS.
Used various query UI controls and corresponding Event handlers.
Implemented a persistence framework using Hibernate & Handled Transaction Management using the provided data source.
Responsible for designing Hibernate mapping files based on business logic and Object relationships.
Integrated spring and hibernate together and worked on developing backend components and services using Hibernate and spring.
Established Database Connectivity using JDBC, Hibernate O/R mapping with Spring ORM for DB2.
Worked on Hibernate in Data Access Layer for mapping the java objects to a relational database and SQL queries to fetch the data, insert and update the data from the database.
Framework and worked on parsing the XML files using DOM/SAX parsers.
Created tables, triggers, PL/SQL Stored Procedures, SQL queries, Joins, and views for IBM DB2. Implemented Restful and SOAP-based Web Services and used Soap UI for testing. Used Spring JMS module for lookup for the queues and MDBs for the listeners.
Involved in Unit Testing of various modules by generating the Test Cases.
Performed deployment of applications on JBOSS.
Written LINUX shell scripts to identify user login information. Involved in day to day handling of JIRA issues (production issues at the time) that involved data inconsistencies that required to be solved in very less time.
Environment: Java, J2EE, HTML, CSS, JavaScript, jQuery, Angular JS, JSP, JSTL, Spring, Hibernate, XML, XSD, SOAP UI, Web Services, Restful, SOAP, WSDL, Log4j, JUnit, DB2, JBOSS, Jenkins, SVN, Eclipse IDE, JIRA, Agile Methodology, Linux, Rational Rose, and UML.Education:
Bachelor s in Computer Science from JNTUK - 2021Master s in Information Studies (MSIS) from Trine University - 2023 |
