Jared Cao Email & Phone Number

Rancho Cordova, California, United States

• Involved in the deployment of full Software Development Life Cycle (SDLC) of the tracking systems Requirement gathering, Conceptual design, Analysis, Detail design, Development, System Testing, and User Acceptance.• Design, develop, and maintain Java REST APIs for integrating with VSP ecosystem including vision insurance integration, doctor network integration, prescription management, supply chain integration, and order management/fulfillment.• Designed and developed Micro Services business components and RESTful service endpoints using Spring Boot.• Working with data analysis to produce Kafka messages.• Involved in developing UI web pages for the OOS API monitoring web application using various web technologies such as HTML, JavaScript, jQuery, Bootstrap, and Thymeleaf.• Consuming and exposing various Web services using JAX-RS and JSON to different systems for business services.• Developed application service components and configured beans using Spring IOC, creation of Hibernate mapping files, and generation of database schema.• Developed SQL Queries for performing CRUD operations in MySQL for the application.• Used LOG4J, JUnit for debugging, testing and maintaining the system state.• Wrote Unit Test cases for Spring Controllers and Web Service Clients in Service Layer using Mockito.• Performed automation testing for RESTFUL API, using Postman and Karate framework.• Work with Technical Core Team to perform the functional testing and Support the regression testing & User Acceptance testing (UAT) during the testing phase.

San Francisco Bay Area

• Review, assign, and size stories about business requirements with the whole team in Sprint planning meetings.• Involved in programming, testing, debugging, implementing, and maintaining of Java EE client/server distributed applications to meet the organization's needs.• Defined and constructed layers, server-side beans, and RESTful endpoints based on J2EE design patterns. Development of middle tier in Java EE, and Spring framework with Microservices in Java EE, using Spring Boot.• Implement scripts to pull the upload manifest and push Kafka topics.• Consumed SOAP service to get order details using ReadyAPI.• Interact with iOS and Android developers to decide API contract and response object.• Involved in writing SQL scripts and modifications to existing database structure as required per addition of new features.• Successfully identified the performance bottlenecks and improved the performance by Query Tuning as well as Application Tuning.• Applied Multi-Threading, Concurrency, and Batch Processing to improve application responding speed.• Created Maven build files to create the JAR/WAR files and involved in development of system.• Implemented version controlling using GIT and used Jenkins for continuous integration.• Coordinated with QA team using JUNIT & MOCKITO framework for development of test plan, test cases, test code, and actual testing responsible for defects allocation and resolution of those defects.• Maintain proper documentation including application workflow, API contract, database

San Francisco, California, United States

• Designed and developed the application using Agile methodology, following Test-Driven Development and Scrum.• Developed REST-based services using Spring Boot.• Used Spring Dependency Injection and Spring application context features.• Implemented spring-based MVC and AOP framework.• Collaborated with the DevOps team and, using Continuous Integration Jenkins, deployed the code in Amazon Web Services (AWS), EC2, and generated reports in SonarQube to verify JUnit coverage and PMD violations.• Responsible for Unit Testing using JUnit Testing.• Developed JUnit test cases, utilizing Junit4, Mockito, and Power Mock, Jasmine unit tests using Karma to verify AngularJS modules and JavaScript utility routines.• Implemented Microservices architecture to convert monolithic heavy applications into smaller applications.• Migrated existing applications into REST-based Microservices to provide CRUD capabilities using Java frameworks.• Used Hibernate and ORM technique mapping the data representation from MVC framework to a relational database.• Worked on CI/CD pipelines and set up auto-trigger, auto-build, and auto-deployment with the help of CI/CD tools like Jenkins.• Ensured end-to-end quality of deliverables throughout all phases of the software development lifecycle.

San Mateo, California, United States

• Responsible and active in the analysis, design, implementation and deployment of full software development life-cycle (SDLC) of the project.• Designed and developed user interface using JSP, HTML 5 and CSS.• Performance tuning of the application and using Spring batch for the bulk transaction processing.• Designed the application by implementing MVC Architecture, used simple Java Beans as a Model, JSP-UI Components as View and Action Servlet as a Controller.• Worked in a Billing domain to process the data.• Involved in J2EE design utilizing MVC and simple JDBC template to perform CRUD operations.• Developed database scripts and wrote Stored Procedures and triggers.• Apache MAVEN was used for the entire build process.• Involved in writing test cases using JUNIT for various modules.• Involved in regression testing, evaluating the response times, and resolving the connection pooling issues.• Providing End to End support for the testing activities during System Testing and UAT.• Performing Code reviews with the team, design reviews with the Architects.• Preparing builds, deploy and Co-ordinate with the release management team to ensure that the proper process is followed during the release.

San Francisco, California, United States

• Analyzed the user requirements, functional specifications and Use Case documents and created the Test Plans, Test cases for Functional testing.• Involved in analysis, design, Development and Support of the application.• Involved in the implementation of DAO design pattern using Spring-Hibernate ORM.• Involved in Message Driven Bean(MDB) that’s uses JMS to manage backend transactions.• Designed UML use-case, class, object, sequence, collaboration and activity diagrams.• Developed UI using HTML5, JavaScript, JQuery, JSP and CSS.• Used JSTL in JSP page for client-side view.• Worked on RESTful Web Services with JSONfor building business layer APIs.• Implemented spring framework integration using DI/IOC.• Developed the spring Xml file for database configuration using Hibernate and beans.• Used Spring MVC for the application.• Developed the business logic using plain old java object (POJO).• Used Hibernate and ORM technique mapping the data representation from MVC framework to a relational database.• Developed the application using Eclipse IDE and used eclipse plug-in features for editing, debugging compiling etc.• Worked on BSM traded product like Loan and deposit.• Performed Unit test using JUnit.