Home

Excellent Hotlist - Java Fullstack Developer

[email protected]

Location: Remote, Remote, USA

Relocation: Any Location

Visa: GC

Please Find The Details & Resume Of My Candidate Name : A.Sai Bharath Seelam Number : +1 336-396-4378 location : ONSITE Visa : GC Role : Java Full Stack Developer Email : [email protected] DOB : 03/10/1989 ( mm/dd/yy) Exp : 10+ Available : Immediately Linkedin : https://www.linkedin.com/in/saibharathseelam/ RESUME SAI BHARATH SEELAM Full Stack Java Developer Phone : +1 336-396-4378 Mail : [email protected] LinkedIn: www.linkedin.com/in/saibharathseelam PROFESSIONAL SUMMARY: 10+ years of IT expertise in all areas of the Software Development Life Cycle (SDLC): requirement gathering, analysis, design, development, testing, implementation, and maintenance support in diverse computing environments. Thorough understanding of J2EE frameworks and technologies, such as Hibernate, Struts, Servlets, JSP, JDBC, EJB, and JSF, as well as Kafka and WSDL. Highly capable of creating and executing modular and scalable application architectures. Expert in TypeScript, JavaScript, and C++; able to enhance Java's capabilities for a range of development solutions. Extensive expertise with AWS, including EC2, RDS, Document DB, ECS, Lambda Functions, and CloudWatch; extensive knowledge with Azure, including Cosmo DB, storage, and event hubs. Demonstrated expertise with Terraform infrastructure as code and Docker containerization for effective deployment and scalability. Applied cost-effective storage solutions, Amazon S3 data segmentation, ETL process optimization, and other optimization techniques to maximize AWS Data Lake performance and cost. Seamlessly integrated Elasticsearch with front-end Angular and back-end with Spring Boot technologies for comprehensive solutions. Proficiency in SQL and PL/SQL to manage and manipulate data in a variety of relational database systems. Proficient in web technologies including HTML, XML, CSS, jQuery, AJAX, Bootstrap, JSON, Angular 12, React JS, Node.js, and Express JS. Proficient in designing and consuming web services with XSD, JAX-RS, JAX-WS, GraphQL, RESTful APIs, WSDL, Apache Axis, and SOAP. Expert with MS Visio Professional, JUnit, Mockito, SOAP UI, Postman, PuTTY, Log4j, Splunk, Swagger, and Jira testing tools and techniques. Proficient in automating build and deployment processes using technologies like Maven, Ant, Gradle, and Jenkins. Competency in version control systems such as GIT, GITHUB, SVN, and Bit Bucket for successful code collaboration and management. Extensive expertise with application and web servers, including WebLogic Server, WebSphere Application Server, Apache Tomcat Server, and JBoss. Decade Knowledge in using IDEs such as Spring Tool Suite, Eclipse, IntelliJ, and NetBeans for effective development and debugging. skilled in cross-platform development and deployment using Windows, Linux, Unix, and macOS operating systems. Proficient in software techniques like Agile, Scrum, and SDLC Waterfall for effective project management and delivery. strong analytical and problem-solving abilities, including debugging difficult technological challenges. Designed and built SOAP (JAX-WS) and RESTful (JAX-RS) web services to integrate frontend and backend applications seamlessly. Expertly implemented CI/CD pipelines to automate build, test, and deployment procedures, resulting in continuous software delivery. Proven capacity to operate under pressure in fast-paced workplaces, achieving deadlines without sacrificing quality. Demonstrated strong troubleshooting and debugging abilities, allowing for speedy identification and resolution of software faults. Proficient in conducting code reviews and offering constructive input to improve code quality and maintainability. Established adaptability to changing requirements and objectives, adjusting project plans and outputs accordingly. TECHNOLOGY AND TOOLS: Programming Languages Java 7/8/ 11/17, SQL, MySQL, PL/SQL, Java Script, SQL queries, C++. Cloud Computing AWS (MongoDB, EC2, RDS, Document DB, ECS, Fargate Lambda Functions, Cloud Watch, Cloud watch alarm), Terraform, Docker containers. Azure (Cloud, Blob, Aks, ACI) J2EE Technologies /Frameworks Servlets (3.1, 3.0), JSP (2.x), JDBC, EJB (3.x), JSF, JavaBeans, Kafka, WSDL, Spring 4.3, Hibernate 4.3, Struts (2.5/2.3), Spring MVC, Spring IOC, Spring Boot, Spring AOP, Spring Web Flow, JSF, Log 4J, JUnit, Hibernate, JPA, Apache, Microservices, IAM. Web Technologies HTML, XML, CSS, jQuery, AJAX, Bootstrap, JSON, Angular 11, React JS, Node.js, Express JS, Angular JS. Web Services XSD, JAX-RS, JAX-WS, RabbitMQ, IBM MQ, SOAP, RESTful API, WSDL, Apache Axis, GraphQL. Testing Tools/Others Junit, Mockito, SOAP UI, Postman, PuTTY, MS Visio Professional, Log4j, Splunk, Swagger and Jira. Build Tools Maven, Ant, Gradle, Jenkins Version Control Tools GIT, GITHUB, SVN, Bit Bucket. Application/Web Servers Web Logic Server 12c, Web Sphere Application Server 8.5, Apache Tomcat Server (8.5/8.0), JBoss. IDE Tools Spring Tool Suite, Eclipse, IntelliJ, Net Beans Operating Systems Windows, Linux, Unix, Mac OS Software Methodologies Agile, Scrum, SDLC Waterfall. PROFESSIONAL EXPERIENCE: Client: Zurich insurance Parsippany, New Jersey. | Oct 2022 to till now. Full Stack Developer Responsibilities: Designed and Developed application by following microservice architecture using spring boot. Implemented Customer Profile Service using spring boot, ensuring effective navigation and seamless operation. Utilized Spring annotations and dependency injections for implementing business logic and developing microservices for enhanced modularity. Worked with Hibernate to integration with Spring Object Oriented Model (ORM), using DAO and POJO to efficiently map database tables. Redis caching for better read performance Various Hibernate methods for table inheritance Integrated Spring Integration for smooth communication with various web services, streamlining operations. Implemented microservices architecture using Spring Boot-based RESTful services, enabling modular development and scalability also Utilized REST and Spring Boot for efficient service communication. Integrated SOAP-based Web Services within the architecture to extend functionality across platforms. Strengthened application security by implementing Spring Security with JWT authentication and access control. Enforced role-based access control policies to regulate user permissions effectively, ensuring data integrity and mitigating vulnerabilities. Employed advanced security measures to safeguard sensitive data, enhancing overall application reliability. Proficiently tested SOAP and REST web services within the application, utilizing SOAP UI and REST Client for reliability and functionality. Implemented SOAP-based Product-Retrieval Service using Apache frameworks, updating SOAP web services with Apache Axis2 to enhance adaptability and effectiveness within the application. I architected GraphQL to empower client applications with an intuitive and adaptable syntax, enabling precise definition of data requirements and interactions. Proficiency with developing React JS and Node JS Bootstrap applications, including Grids, Toolbars, Panels, Combo-Boxes, and Buttons, among other features. Developed Single page application and structured the JavaScript code using React JS and Node JS Experienced in customizing Kendo UI components to meet project needs and seamlessly integrating them into full stack development workflows. Designed UI pages using JSP, HTML, Node JS, Java Script, CSS, AJAX, JQUERY, JSP, JSON and Tag libraries. Mastery of contemporary JavaScript frameworks like React, Angular, or Vue.js is vital. It enables integration of UI JavaScript databases seamlessly, leveraging their respective data management approaches for scalable and maintainable user interfaces. Implemented UI screens, validation components JSF, AJAX and jQuery components Developed Web pages using HTML5, CSS3 and Java Script. hands-on experience in PHP development, encompassing both front-end and back-end aspects. Developed, and debugged the servlets and EJB with Web Sphere Application server. Developed the applications using JSP, Struts and implemented MVC Architecture. Developed Web Services for data transfer using Restful Webservices and Used JAX-B to call web services described by WSDL. Planned, implemented, and managed Splunk for log management and analytics. A decade of mastery in Elasticsearch, optimizing indexing and search performance for requirements. Scaled micro services, distributed systems and server less applications using Simple Queue Service (SQS). Deployed Spring Boot based micro services in Docker and Amazon EC2 container using Jenkins Developed RESTful APIs and microservices using Spring, Hibernate, and Jersey, worked on creating microservices using Jersey and Spring. Involved in using Core java concepts - Collections, Exception Handling, Multi-Threading, Serialization and Java 1.5 features. Created POC for Spring Batch for running batch jobs, Worked with Gradle 3, maven 3.0 and Spring 3.0 and spring suite to develop the coding to batch jobs. Closely worked with Kafka Admin team to set up Kafka cluster setup on the QA and Production environments. Had knowledge on Kibana and Elastic search to identify the Kafka message failure scenarios. Programming experience with Java design patterns such as the Factory Pattern, Builder Pattern, Singleton Pattern, Circuit Breaker Pattern, and Decorator Pattern. Good knowledge on Amazon Web Services (AWS), Amazon Cloud Services like Elastic Compute Cloud (EC2). Simple Storage Service(S3), Amazon Simple DB, Amazon Cloud Watch, SNS, SQS, LAMBDA and experienced. Built Cassandra Cluster on both the physical machines and on AWS. Experienced on Linux and Windows Virtual servers on EC2 using chef servers. DNS/DHCP, Load Balancing (F5 Networks, AWS ELB), Firewalls (Cisco Systems, Juniper Networks), IDS/IPS, IPSEC VPN) Worked in planning, implementation, and growth of our customer's Confidential Web Services (AWS) foundational footprint. Extensive experience in deploying, managing and developing MongoDB clusters. Experience in creating JavaScript for using DML operation with MongoDB. Creation, configuration and monitoring Shards sets. Analysis of the data to be shared, choosing a shard Key to distribute data evenly. Architecture and Capacity planning for MongoDB clusters. Implemented scripts for mongo DB import, export, dump and restore. Responsible to integrate applications for web- based environment using SOA. Used jQuery APIs to implement cross-domain calls and handling JSON responses. Developed shell scripts to automate priority tasks. Automated Cassandra for Building/installation/monitoring etc. Worked with Splunk and ELK stack for creating monitoring and analytics solutions. Developed the application using agile methodology and followed TDD, Scrum. Deployed the applications in Linux servers using deployment scripts. Designed and implemented fine-grained access controls using IAM to enforce least privilege principles, reducing security risks and ensuring data confidentiality, integrity, and availability across complex distributed systems. Along with performing test automation and continuous integration (CI) to ensure code quality and reliability throughout the development lifecycle by integrating unit tests into build pipelines, test cases and assertions were developed using JUnit and Mockito APIs to validate Java classes, methods, and components in various scenarios. Involved in performing Unit and Integration testing (JUnit). Strictly followed Test Driven Development (TDD). Approach environment using agile methodologies, stress testing/load testing using JMeter. Skilled in Laravel, Symfony, and CodeIgniter, utilizing frameworks to expedite development and ensure code maintainability. Documented APIs using Swagger specifications for clear and consistent API documentation Demonstrated proficiency in designing and generating reports using Swagger. Environment: Java 17, IntelliJ, PL/ SQL, MS SQL, AWS (EC2, ECR, RDS, ECS, S3 buckets), Jasmin, MongoDB, Karma, JAX-RS, Restful, REST API, JMS, Mockito, LDAP, JUnit, Spring 2.0, EJB 2.0, Kafka, Angular JS, SOAP, Apache Camel, Web Sphere 8.5, Hibernate 3.0, Microservices, Terraform, Cassandra, J2EE, JSP 2.0. Client: State of Nebraska, Lincoln, NE | Nov 2020 to Sep 2022 Role: Full Stack Developer Responsibilities: Followed agile methodology and involved in daily SCRUM meetings, sprint planning, showcases and retrospective and used JIRA as a tracking tool for the sprints. Designed the front-end screens using Angular11, HTML5, CSS3, JavaScript, Bootstrap and Spring Boot. Developed Grid's used in the system using Slick grid and created custom grid directive to make the component reusable. Used various Angular11 UI Bootstrap components such as calendars, masks, uploaders, sliders, alerts, modal dialogs etc. for developing the UI. Took part in setting up the routing configuration using Angular11UI router for various views and sub views. Configured Gulp to perform various UI build and test related tasks and used NodeJS NPM and Bower to manage the dependencies. Leveraging expert-level knowledge of WebSphere Liberty 9, I architect scalable solutions tailored to project needs, optimizing performance and reliability in diverse environments With extensive experience in WebSphere Liberty 9, I swiftly diagnose and optimize configurations, ensuring smooth operation and maximizing efficiency for seamless project delivery. Developed Angular11services making use of resource service to perform REST API calls to the backend. Developed unit test cases using Jasmine and Karma and performed end to end testing using Protractor and Selenium Developed REST controllers using Spring Data REST to serve the UI with required JSON data. Developed REST exception handling controller advices to respond to bad requests and server side exceptions. Created Docker images and ran the Docker containers in various environments. Used complete annotation driven approach to develop the application using Spring Boot and was also involved in setting up the spring bean profiling. With a decade of expertise, I fine-tune IBM DB2 UDB systems for peak performance, ensuring efficient data processing and retrieval. Proficient in Eclipse IDE Liberty 9 Plug-In, I seamlessly integrate WebSphere Liberty 9 configurations, enhancing productivity throughout development. Consumed SOAP/ JAX-WS based web services using spring framework and used SOAP UI for testing these services. Used REST Client and POSTMAN to test the rest-based services and used Junit and Mockito to test the middleware services. Design and deploy new features to streamline all the manual operations, Track burn down, issues and progress. Participate in planning, implementation, and growth of our customer's Confidential Web Services (AWS) foundational footprint Closely worked with Kafka Admin team to set up Kafka cluster setup on the QA and Production environments. Had knowledge on Kibana and Elastic search to identify the Kafka message failure scenarios. Extensive experience in deploying, managing and developing MongoDB clusters. Experience in creating JavaScript for using DML operation with MongoDB. Creation, configuration and monitoring Shards sets. Analysis of the data to be shared, choosing a shard Key to distribute data evenly. Architecture and Capacity planning for MongoDB clusters. Implemented scripts for mongo DB import, export, dump and restore. Built Cassandra Cluster on both the physical machines and on AWS Automated Cassandra Builds/installation/monitoring etc. Used Hibernate in the persistence layer and implemented DAO is to access data from database. Used Node.js to run Grunt tasks and build properly the project (compile, minify, concept etc.) and Implement modules into Node JS to integrate with designs and requirements. Used Grunts, Bowers, Express from NodeJS. Involved in enhancing existing MEAN (MongoDB, Express, Angular11 and Node) stack applications and provided the required support. Build REST web service by building Node.js Server in the back-end to handle requests sent from the front-end Angular11Ajax calls. Made the integration of data in several applications in favour JSON documents with dynamic schemas using MongoDB (NOSQL) database. Used GIT as version control system, to keep track of all the work & all changes, allowing several developers to collaborate and used Maven as build and configuration tool and Jenkins for continuous integration tool. Involved in configuration and usage of Apache Log4J for logging and debugging purposes. Hands-on experience in development of Micro services and deploying in Docker. Deployed Spring Boot based Micro services in Docker and Amazon EC2 container using Jenkins Worked with Splunk and ELK stack for creating monitoring and analytics solutions. Developed Micro services using Spring MVC, Spring Boot, and Spring Cloud. Used Micro services architecture, with Spring Boot based services interacting through a combination of REST and Spring Boot. Prepared Documentation for Unit Test Plan and Unit Test Results for the QA purpose. Participated in the release night shakeouts/overnight deliveries and QA Support. Used Vera code for application security scanning and remediated the flaws that were identified in the code. Took part in setting up the application with Jenkins and AWS and is involved in builds and deployments to Tomcat server. Used the lightweight container of the Spring MVC Framework to provide architectural flexibility for inversion of controller (IOC). Involved in the complete Software Development Life Cycle (SDLC) phases such as Requirement Analysis, Design and Implementation of the project. Used Spring Framework for dependency injection. Implemented and deployed several EJB (Session and Entity). Proficient in J2EE and experience building web applications using J2EE technologies. Demonstrated experience with J2EE frameworks such as Spring, Hibernate, or Struts. The front end of the project is designed on MVC architecture using struts, Tiles frameworks. Involved in Configuring tiles-def.xml, web.xml and struts-config.xml according to the strut framework. Used LOG4J for error logging at the development box and used ANT for building the deployable EAR/WAR components. Used Web Sphere Application Server for deploying various components of application. EJB s were running under the hood of Web Sphere container/server. Implemented Back-office loan services and web applications using Session Fa ade, Service Locator, Data Access Objects, Business Delegate, MVC, Front Controller and Data Transfer Object design patterns. Created DB2 SQL Procedures, Functions & Stored Procedures, Nested Tables, Cursors, DB2 Packages, Reports & SQL Functions for Reports. Developed the application using RAD model. Worked with VSS Version control to create virtual library of computer files. Environment: J2EE, JDK, HTML, CSS, Ajax, Angular7/6 UI, jQuery, Express Js, JavaScript, Angular7/6, Angular2/4, Node.js, Bootstrap, Oracle, Spring, Hibernate, PL/SQL, Web Services (SOAP), RESTful, Multithreading, WebSphere, Apache, Maven Client: St. Jude (Health Care), Memphis. | Dec 2018 to Oct 2020 Role: Full Stack Developer Responsibilities: Developed in creating RESTful services using Spring Boot for a range of healthcare features. Used Spring Core Annotations for Dependency Injection (DI) and to create powerful RESTful web service APIs specific to healthcare requirements. Implemented an orchestrated microservices architecture using Spring Boot to optimize healthcare service delivery. Development of RESTful web services using Java Servlets, JSON, JAX-WS, and JAX-RS that are particularly designed for healthcare processes. Used Angular 8 to perform client-side form validation and form view results, hence improving the user experience in healthcare apps. Implemented a resilient persistence layer utilizing Hibernate and JPA framework, ensuring secure and efficient data management. Developed elegant user interfaces using Angular 8, concentrating on Domain views, controllers, and model components. Implemented Angular 8 Reactive forms and client-side form validation to optimizing data input processes. Created complex backend functions that use particular collections and multithreading principles to maximize data processing performance. Developed highly scalable microservices with Spring Boot, guaranteeing seamless and efficient service delivery. Used Kafka for real-time data reprocessing and asynchronous communication, displaying competency with cutting-edge technology. We used complex design techniques to create scalable and fault-tolerant Elasticsearch clusters, which dramatically improved data processing capabilities. Developed strong operations and handlers to enable seamless connectivity with Oracle databases, demonstrating extensive experience in data management tactics. Implemented rigorous security measures leveraging Spring Security, including JWT, OAuth 2.0, and RBAC, to safeguard critical information and maintain compliance standards. Managed complex datasets with precision using Oracle and MySQL databases, optimizing data storage and retrieval processes for maximum efficiency. Engineered scalable Elasticsearch clusters, demonstrating proficiency in high-performance database architecture and management. Orchestrated cloud-based solutions on AWS and Kubernetes, ensuring high availability and scalability of mission-critical applications. Leveraged Docker and Kubernetes for streamlined containerization and orchestration, optimizing resource utilization and deployment processes. Crafted comprehensive JUnit test suites to ensure robustness and reliability of services, validating functionality and performance under diverse scenarios. Utilized SoapUI, Postman, and ARC for meticulous testing of functionalities, ensuring seamless integration and deployment through automated pipelines. Jenkins was used to create and manage seamless continuous integration and deployment procedures, allowing for faster and more reliable software delivery. Engineered automated development and deployment pipelines, optimizing efficiency and accelerating time-to-market. Produced thorough technical documentation, including extensive UML diagrams and user guides, to ensure effective communication and knowledge transfer among teams. Proficient in Test-Driven Development (TDD) and Behavior-Driven Development (BDD) approaches for delivering high-quality, user-centric solutions. Proven expertise in the ELK stack (Elasticsearch, Logstash, Kibana) and Redis Cache, which improved data analytics capabilities and system speed. Extensive expertise dealing with a number of servers, including WebSphere, JBoss, Jetty, and Tomcat, to ensure that corporate applications are deployed and operated smoothly. Thorough grasp and use of Agile approaches such as SCRUM, which promotes efficient project management and cross-team cooperation. Environment: Java 11, Maven, IntelliJ, Hibernate, React JS, HTML, Kafka, Apache Tomcat, Json, Java Script, JEST, Spring, Spring boot, Spring ribbon, Oracle, JDBC, Eclipse, JUnit/Mockito, JMeter, Selenium, Jenkins, Docker, Log4j, AKS, SOAP, GitHub, Swagger, Servlets, Angular 8, Restful Web Services, JPos, JPA, XML, Gradle, Tomcat Server 7 and MySQL. Client: Synchrony Financial, Chicago, IL | Oct 2017 to Nov 2018 Role: Full Stack Java Developer Responsibilities: Implemented Different Design patterns like singleton, factory and J2EE design patterns like Business delegate, session facade, Value object and DAO design patterns. Used Spring Framework s IOC Dependency Injection to inject Service Object using Service Locator Design Pattern into Action Classes. Developed the React Web UI components using Atom IDE and made backend REST calls using WHATWG-fetch. The application consisted of a monolithic codebase being slowly migrated to a Microservices environment. Each Microservices backend and frontend tech stack varied slightly from one another. Implemented Unit testing using Junit. Developed Webpages using UI frameworks bootstrap, Angular JS. Created DHTML pages, used JavaScript for client-side validations and AJAX, AngularJS to create interactive front-end GUI. Integrated with various enterprise systems, such as databases, messaging systems, and web services, using Web Methods Adapters and JMS triggers. Developed and implemented web services using the Web Services Developer feature of the Web Methods Integration Server, using SOAP or RESTful protocols. Worked on the Microsoft cloud services like Azure to provide, SAAS, PAAS and worked on web services for passing the data as a Json data. Created User Controls and simple animations using Java Script and Python. Spearheaded Azure Cloud migration for financial systems, ensuring scalability and availability. Utilized Azure VMs for compute tasks, optimizing performance during peak periods. Implemented Azure Blob Storage for compliant financial data management. Utilized tiered storage for cost optimization and efficient storage of transaction records. Led containerization adoption for financial apps using AKS and ACI. Deployed microservices for agility and scalability, reducing infrastructure costs. Managed and maintained Oracle and NoSQL databases in production domain. Designed and implemented a NoSQL based database and associated Restful web service that persists high-volume user profile data for vertical teams. Created Scala and Java based ETL streaming framework, using Spark, Cassandra, Hadoop and Hive. Extensive experience of Object-Oriented JavaScript design pattern and JavaScript MVC Patterns Preferably Angular JS and React JS. Used Struts tag libraries in the JSP pages. Used Swagger to interact with API end points of the Microservices. Used Pivotal Cloud Foundry to quickly build, deploy & update the applications. Developed a controller Servlet that dispatches request to appropriate Action Classes. Developed the application under J2EE Architecture using spring, Struts, Hibernate, Servlets, Web logic and JSP. Used Java Persistence API (JPA) and hibernate for performing the Database Transactions. Used join point and advice Spring AOP modules for cross cutting concerns and IOC for dependency injection. Designed extensive additions to existing Java Web Application utilizing Service Oriented Architecture (SOA) techniques. Developed BDD automation scripts using Cucumber tool and Selenium. Used Spring Batch to setup batch jobs to email the daily reports and that which run on Pivotal Cloud Foundry with Spring Boot as its MVC layer. Extensively worked on Spring Bean wiring, Spring DAO and Spring AOP modules. Designed Graphical User Interface (GUI) for various Webpages using AJAX, HTML5, CSS3, JSF, jQuery and JavaScript. Followed Agile Methodology and TDD (test driven development). Implemented SOA architecture with web services using SOAP, WSDL, UDDI and XML. Identified and resolved programming issues, Servlets and EJB s performance tuning opportunities. Used JMS API for asynchronous communication by putting the messages in the Message queue. Consumed Web Services (WSDL, SOAP, and UDDI) from third party for authorizing payments to/from customers. Involved in Developing Web Application with Full Software Development Life Cycle (SDLC) from Design to Deployment using agile methodologies. Environment: JAVA, JSP, Servlet, EJB, Spring, JavaScript, Hibernate, UML, jQuery, Struts, Design Patterns, HTML5, CSS3, JMS, XML, Eclipse, Apache, Oracle ECM, Struts, Web service, SOAP, ILOG, ETL, Web2.0, LDAP, BDD, Kafka, Microservices, Apigee, Oracle BPM, JSF, WSDL, Apache CXF, Apache Axis2, Apache Tomcat Server, SOA, PL/SQL, Oracle10g, UML, Web logic, Junit. Client: Express Scripts St. Louis, MO. July 2015 to Sep 2017 Role: Java Developer Responsibilities: Involved in various SDLC phases like Design, Development and Testing. Interact with business managers to transform requirements into technical solutions. Designed the application using the J2EE design patterns such as Session Fa ade, Business Delegate, Service Locator, Value Object and Singleton. Configured spring to manage Actions as beans and set their dependencies in a spring context file. Developed presentation tier as HTML, JSPs using Struts 1.1 Framework. Used AJAX for faster page rendering. Developed General Ledger module, which streamlines analysis, reporting and recording of accounting information. General Ledger automatically integrates with a powerful spreadsheet solution for budgeting, comparative analysis and tracking facility information for flexible reporting. Developed client-facing Struts web applications by creating and modifying Java classes, JSPs, Struts Delegates and DAOs, AJAX. Implemented the MVC architecture using Struts framework. Developed various Action Classes that route requests to appropriate handlers, Coded Struts Action Servlets to process requests and forward to Struts Action classes. Developed JSP and Java Helper classes for In-patient and out-patient Information. Wrote Action classes, Request Processor, Business Delegate, Business Objects, Service Classes and JSP pages. Used Google Cloud Platform (GCP) services such as Compute Engine, Cloud Load Balancing, Cloud Storage, Cloud SQL, Stack driver Monitoring, and Cloud Deployment Manager for project environments. Made use of GCP services to improve project-specific infrastructure, storage, monitoring, and deployment features. Designed generic database Connection Pooling with JDBC using Oracle and involved in the SQL query optimization. Developed the components for parsing XML documents using SAX and DOM parsers. Involved in developing code for obtaining bean references in spring framework and used Spring MVC to implement the Model View Controller pattern. Used Spring Icon to inject data into Java beans. Used ANT as build tool and Junit for writing Unit tests. Involved in the functional test of the application and tested Java applications using Functional Testing, JBoss and log statements. Code Walkthrough/ Test cases and Test Plans. Environment: Core Java, J2EE, JSP, Struts, Servlets, spring, Hibernate, JDBC, Oracle 8i, AJAX, XML, ANT, Junit, CVS, Maven and JBoss Application Server. Client: Cigna, Minnesota Feb 2013 to June 2015 Role: Java Developer Responsibilities For dynamic and responsive user interfaces, I created the frontend using HTML5, CSS3, JavaScript, and the Bootstrap framework. Using JDBC for database connectivity and advanced multithreading techniques. I utilized Spark Streaming to retrieve log messages from Kafka and developed J2EE apps utilizing Spring, Struts, Hibernate, Servlets, and JSP. Microservices were designed and implemented using Spring Boot to improve scalability and modularity. To create reusable and maintainable code, I used the singleton, factory, business delegate, session facade, value object, and DAO design patterns. Security was implemented using JWT, OAuth 2.0, and RBAC using Spring Security. For the ORM and data access layers, we used Hibernate and Spring Data JPA. Proficient in Oracle, MySQL, PostgreSQL, MongoDB, and Cassandra databases, resulting in efficient data administration. Amazon EC2 Container Services was used to provision computational and data resources, and Spring Boot microservices Docker containers were deployed with it. Installed and administered Pivotal Cloud Foundry on EC2 for container management. I used JUnit and Mockito for unit testing and was familiar with Karate, Cucumber, Jasmine, and Karma for automated testing. Jenkins was used for CI/CD operations, while code repositories were maintained using GitHub. Environment: JDK1.8, JSP, Servlet, EJB, spring, JavaScript, Hibernate, Multithreading, Cassandra, Query, Struts, Design Patterns, HTML5, CSS3, JMS, XML, Eclipse, Apache, Oracle ECM, Java 8.0, Struts, AWS. -- Thanks and Regards, Lavanya Lead Sales Recruiter [email protected] D: +1(956)4463002 EXT:520 Keywords: cplusplus continuous integration continuous deployment quality analyst user interface message queue javascript materials management sthree database information technology ffive green card microsoft procedural language Illinois Missouri Nebraska