Siva Teja Email & Phone Number

Leawood, Kansas, United States

• Responsible for planning, analysis, design and implementation of different modules using Agile (Scrum) Methodology.• Built an application based on new features of Java JDK 1.8 features at service layer level.• Used AWS SDK for connection to Amazon S3 buckets and EC2 to deploy Docker container with Microservices architecture.• Worked with AWS RDS to store the Spring Batch related data and to manage the Spring Batch jobs.• Involved in AWS SQS to interact with queue and giving roles to it and involved in writing Custom policies.• Created Lambda functions in AWS Lambda and exposed through AWS API Gateway to interact with other system when it is required.• Implemented Netflix-Eureka from Spring Cloud for dynamic Microservices registry and discovery.• Designed and developed business components using Spring Boot, Spring Dependency Injection (Core), Spring AOP, EhCache Framework and Spring Annotations. • Refactored existing monolithic application by identifying components that needs to be transformed to Microservices architecture with Spring Boot based services interacting through a combination of REST, RabbitMQ and AWS API-Gateway.• Configured and implemented Spring Application Context to instantiate all bean classes in Spring MVC application framework.• Created servers on NodeJS to deliver the static contents and made API calls to REST API accordingly.• Implemented RESTful Webservices in SOA (Service-oriented) Architecture to retrieve data from client side and made REST API calls from Angular 14 and parsed the data to project to client and handled the security using Spring Security and OAuth 2.0 authentication protocol.• Developed Single page application and structured the JavaScript code using Angular 14.• Used various Angular 14 custom directives and developed reusable components and templates that can be re-used at various places in the application.

Charlotte, Nc

• Created user-friendly GUI interface and Web pages using HTML, ReactJS, JQuery and JavaScript.• Built the dynamic web pages using the ReactJS framework. Used React-Router to change the application into single page application.• Developed user interface using ReactJS and implemented Drag and Drop functionalities using React-Draggable.• Used Spring MVC, Ajax and Dependency Injection for handling presentation and business logic.• Built the application based on Java JDK 1.7 enhancements of Exceptions and Collections at service layer.• Consumed REST Web services from server side application using JAX-RS 2.0 libraries for modifying the data and the data expecting from client has no modification and requested from jQuery, Ajax and sent to UI directly.• Managed Amazon Web Services (AWS) like EC2, S3 bucket, ELB, Auto- Scaling, AMI, IAM through AWS Console and API Integration.• Responsible for creating an Amazon EC2 instance using Elastic Bean Stalk and deployed the application on it.• Integrated Spring DAO for data access using Hibernate.• Designed and developed the setup of the environment for Spring Boot using the microservices architecture.• Used Spring Security for Authentication and Authorization of the application.• Implemented persistence framework using Hibernate and handled transaction management using the provided data source. Extensively used HQL and SQL for querying databases.• Responsible for designing Hibernate mapping files based on business logic and Object relationships.• Developed Message Driven Bean for asynchronous sending Messages using JMS.• Consumed Web Services to interact with other external interfaces in order to exchange the data in the form of XML and by using SOAP. Used Rest methodology for the service layer interface and used JSON for the data transformation.• Developed various AJAX and JSON calls for the communication between the server

Cary, North Carolina, United States

• Worked with AWS Services: Lambda, S3, EC2, EB, CloudFront, SNS, DynamoDB and Docker Containerization.• Managed Amazon Web Services (AWS) like EC2, S3 bucket, ELB, Auto- Scaling, AMI, IAM through AWS Console and API Integration.• Utilized the features of Angular 10 to present effective web design and developed various modules in the applications using frontend technologies HTML5, CSS3, JSON for enhancing the user experience.• Built Angular 10 components, UI services to consume API services data using component-based architecture provided by Angular 10.• Created Typescript reusable components and services to consume REST API's using Component based architecture provided by Angular 10.• Developed client-side AJAX application that uses XSLT, XPath, JavaScript OOP, and more bind objects and retrieve them via JNDI interface.• Worked with NPM commands and using Package.json for managing dependencies and dev dependencies of NodeJS applications.• Used Spring Security for Authentication and Authorization of the application.• Designed and developed the setup of the environment for Spring Boot using the Microservices architecture.• Used Spring Rest Controllers, Web MVC and Spring Boot extensively to implement server-side business logic.• Wrote Spring Configuration XML files that contains declarations and other dependent objects.• Designed and documented REST/HTTP APIs, including JSON data formats and API versioning strategy.• Used Spring Core to define beans for Services, Entity services and corresponding depended services.• Performed Spring Transaction Management using AOP and Spring Batch.• Responsible for designing Hibernate mapping files based on business logic and Object relationships.• Set up test execution builds with Jenkins CI server on slaves which are configured on AWS.• Migrated existing business applications to Amazon Cloud Services (AWS) based environment and deployed applications using Amazon Web Services.

India

• Created front-end applications using HTML5, CSS3, JavaScript, JQuery, Angular JS, NodeJS, BackboneJS, OOP, DOM, Twitter Bootstrap, AJAX, XML and JSON.• Developed the code through different Layers presentations layer using Struts, Business Layer using Spring IOC, Service Layer using Hibernate ORM framework.• Worked with Hibernate/JPA, Spring MVC Integration using ApplicationContext.xml.• Created Angular 4/2 components, implemented Interpolation, input variables, Bootstrapping, NgFor, NgIf, RouterOutlet, binding the click event, Component decorator, binding to the hidden property.• Coded AngularJS controllers and directives for application functionality and filters for heavy DOM manipulation.• Worked on Angular 2.0 by consuming RESTful web services and used Angular 2.0 forms like Template Driven forms and Modern Driven (Reactive) forms to perform form validations both on server and client side.• Wrote application-level code to interact with API's, Web Services using AJAX, JSON and XML.• Implemented XML parsing & JSON parsing for data handling on different application.• Interacted RESTful API design calls to populate the UI on the app using GET, PUT, POST and DELETE.• Used AJAX framework for asynchronous data transfer between the browser and the server.• Integrated the application with Spring Framework for implementing Dependency Injection and provide abstraction between presentation layer and persistence layer.• Analyzed business requirements, technical design, designing the database schema (Oracle 9i) for the application.• Used JSTL and wrote custom JSP tag libraries. Implemented role-based handling in JSP pages. • Used JSP’s for the presentation layer and Java Beans for model layer.• Used Java Message Service (JMS API) for reliable and asynchronous exchange of important information• Implemented Java/JEE technologies for application development in various layers of projects

India

• Developed applications using Java and J2EE technologies like Spring, JDBC, EJB, and JSP.• Developed user interface by using Richfaces, JSF and Ajax frameworks and JSF tags at UI.• Designed web pages by coding in HTML5, AngularJS and Bootstrap to create the SPA (Single Page Application).• Used Angular Directives, filters, declarative templates, service providers, and context-aware communication.• Migrated existing application into Microservices architecture using Rest API’s, Spring Boot, and Spring MVC.• Designed and developed various front-end forms using Bootstrap, ReactJS, HTML, & CSS.• Used Spring AOP for logging, auditing, and security and transaction management to distinguish business logic from the cross-cutting concerns.• Implemented the back-end functionality of the modules using Singleton and Session Facade design patterns.• Implemented Spring Batch to run daily and monthly batches. • Worked on development of cloud hosted web applications and REST APIs using Spring Boot with embedded Tomcat.• Used Spring framework for dependency injection and integrated with Hibernate and JSF.• Wrote effective JavaScript code for NodeJS application for interacting with server and network applications.• Created Data model (Schema) of the Database.• Implemented User Authentication via natively build an authentication module.• Handled end to end design and development of REST API services gathering requirements form Business Team conducting repeated sessions with down/upstream to pinpoint/resolve dependencies.• Used Java Server Faces (JSF) Navigation rules and JSF tags for enhanced user Interface.• Used Hibernate ORM to interact with databases through Hibernate query language (HQL).• Developed the business logic code in Core Java/J2EE, Struts and JDBC. • Worked on database design using PL/SQL to write Stored Procedures, Functions Triggers and strong experience in writing complex queries, using SQL Server and MySQL.