Kalakada Vijaya Kumari

Senior Front End Developer

adyjwb@r.postjobfree.com

https://github.com/vijaya1984/profile-vijayak

469-***-****

PROFESSIONAL SUMMARY:

14+ years of professional experience in all phases of Software Development Life Cycle (SDLC) including Requirement Analysis and Debugging, Application design, Development, Integration, Maintenance, Installation, Implementation, Testing of various web applications.

Experience on developing Micro service Architecture-based application using Spring Boot Services and Angular as a front-end UI framework.

Advanced development experience with latest JavaScript frameworks like Angular 2/4/8/11/12/13/14, Node.js, NPM, ES5 and ES6.

Hands on expertise in front-end development using HTML, CSS, SCSS, JavaScript, Typescript, XML and Bootstrap.

Updated the application with new features of Angular 11, Angular 12 and Angular 13/14.

Developed API driven responsive Web Application by integrating Angular 11 with Bootstrap and API’s.

Advanced development experience with Angular 12 including custom directives, services, filters.

Used Angular 13 to bind HTML elements data to JavaScript Objects and developed dynamic Single Page Application.

Good amount of work done on Reactive forms or Web Forms 2.0 in Angular 2 and their Validations.

Experience in Unit Test with Karma-Jasmine and experience in writing cypress tests for the components.

Extensively Worked on CSS Background, CSS Positioning, CSS Text, CSS Border, CSS Margin, CSS Padding, CSS Table.

Experience in working with GraphQL.

Experience in database modeling, design and development of PL/SQL queries, Stored Procedures, Triggers, Cursors, Functions and Packages in relational databases: Oracle 11g, SQL Server 2005/2008, DB2 and MySQL.

Experience in Rxjs to handle asynchronous events.

Experience in NgRx to maintain state management of the application.

Involved in developing web pages using Angular for the Microservices.

Expertise in Continuous Integration tools like Jenkins and Maven.

Extensively implemented ES6 for building interactive cross platform web application and optimizing the application for high performance

Implemented modules into Nodejs to integrate with designs and requirements.

Expert in creating Templates, Web Interfaces, Layouts, and Flow of Future Developing Pages.

Experience in developing and implementing SOAP and RESTful Web Services using different Frameworks and connecting to Database.

Excellent experience in using various project management tools like Rally.

Experienced in using the version controls like GIT and SVN effectively.

Developed batch processing applications using spring batch deployed on AWS.

Experienced working in both AGILE and SDLC based on development environment and involved in daily SCRUM meetings to keep track of project status and issues.

Experience in Developing User Interface (UI) Rich Web Applications, and Web Service Applications using Front End/User Interface (UI) Technologies like Object Oriented JavaScript, Type Script, Angular 2.0, Angular 4, Angular JS, Node JS, Bootstrap, Media Queries, and CSS Frameworks.

Expertise in Angular 2.0 framework and its ability to create simple and scalable code for SPA.

Experience in using Chrome Developer Tools and Firebug for debugging and troubleshooting the code.

Experience in Automation testing using Selenium Webdriver.

Experience in developing automation frameworks for BDD, ATDD using Selenium, Java, Cucumber and TestNG.

Experience in Software Testing which includes manual (Functional), database testing, Regression Testing, Sanity Testing, Exploratory Testing and GUI Testing.

Healthcare Experience and exposure to EDI 278 HIPAA transactions.

TECHNICAL SKILLS:

Web Technologies

HTML, CSS3, JavaScript, TypeScript, JSON, Jasmine, Karma.

JavaScript Libraries

Angular 2/4/8/11/12/13/14, Nodejs, ReactJS, ES5 and ES6.

IDE & Tools

Eclipse, IntelliJ

UX Tools

MS Visio, Adobe Photoshop CS3.

Web Services

REST, SOAP, XML

Databases

Oracle, SQL Server, MySQL server, GraphQL

Version Control

CVS, SVN, GitHub

Programming Languages

JAVA,J2EE, Python

Methodologies

Agile, Waterfall

Framework

Spring Boot, Cypress, Protractor,Selenium,Cucumber.

Operating System

Windows 2000/XP/Vista/7/8, MAC OS X

EDUCATIONAL QUALIFICATIONS

Bachelor’s in Computer Science from Jawaharlal Nehru Technological University, Hyderabad, India.

WORK EXPERIENCE:

Client: OPTUM, Minneapolis, MN Sep 2021 – Present

Role: Sr. UI/Angular Developer

Project Description: Member Profile

Develop a clinical platform with chat capabilities that can provide case nurse managers with a simplified, holistic member profile view and workflow tool. Overall goal is to reduce the number of applications a nurse must have open to complete outreach calls with a member.

Optum needs to respond to the needs of our members and prospective new members and provide digital based solutions to our customers, as well as digital based education and decision tools for our providers.

Responsibilities:

Worked with Angular versions for developing Dynamic Single Page Application.

Updated the application with new features of Angular 11/12/13.

Used Rxjs to handle asynchronous events.

Used NgRx for state management of the application.

Designed dynamic client-side JavaScript codes to build web forms and simulate process for a web application, page navigation using Angular 14.

Expertise in developing Angular features like Directives, Filters and Services.

Worked with Http Interceptors configurations for security in Angular applications.

Worked with Angular components, pipes, injectables.

Used Angular to bind HTML elements data to JavaScript Objects and developed dynamic Single Page Application.

Worked on Angular by consuming Restful web services & used Angular forms like Template Driven forms and Modern Driven (Reactive) forms to perform form validations both on server and client side.

Implemented Angular classes and life cycle hooks to maintain the data present in each view.

Implemented Angular services to connect the web application to back-end APIs.

Extensively implemented ES6 for building interactive cross platform web application and optimizing the application for high performance.

Configuring, constructing, and testing scripts within an ongoing integration environment.

Responsible for creating directives for reusability.

Responsible for integrating backend with the front end.

Writing cypress scripts for e2e testing.

Involved in code reviews of peer developers to maintain the standard and stability.

Used JSON for storing and exchanging information between browsers and servers.

Extensively used JavaScript testing frameworks Jasmine and Karma to test the application.

Working experience with version control system GIT and bug tracking tools JIRA in Agile Scrum environment.

Help define and develop the test and production environment, coordinate the migration of the system, and/or coordinate efforts with other projects.

Implemented Test Driven Development, Unit testing using frameworks and tools like, Jasmine, Karma, Protractor.

Involved in developing in Azure or a cloud-based development environment.

Environment: Angular 13/14, Bootstrap, HTML5, DOM, CSS, JavaScript, Typescript, Nodejs, JSON, Micro services, Cucumber,Jasmine, Karma, GIT, Cypress, Rally, ES6, npm, Jenkins, Rxjs, NgRx.

Client: OPTUM, Minneapolis, MN Mar 2019 - Aug 2021

Role: Sr. UI/Angular Developer

Project Description: EAS

EAS-Enterprise Adjudication System: EAS is an independent Enterprise Adjudication Service supporting all types of claims processing for a wide range of plans and policies developed in PRPC 6.1 (Business rules engine BRE). Claims not processed through Online processing system are being pushed to COMET status and EAS pulls claims of American airlines, Empire, GE policies into its workbasket and process those claims based on its Slotting rules, plan parameters. All this process has been previously developed in Oracle BPM and is been migrated to PEGA BPM. The project was executed following Agile model.

Responsibilities:

Responsible for developing the ui pages using angular, HTML5, CSS3, typescript and Bootstrap.

Created services to consume REST API's using httpclient.

Worked with Angular components, pipes, injectables.

Used Angular forms like Template Driven forms and Modern Driven (Reactive) forms to perform form validations both on server and client side.

Implemented Angular services to connect the web application to back-end APIs.

Worked with the advanced java script such as ECMAScript(ES6)

Responsible for creating directives for reusability.

Responsible for integrating backend with the front end.

Writing cypress scripts for e2e testing.

Involved in code reviews of peer developers to maintain the standard and stability.

Extensively used JavaScript testing frameworks Jasmine and Karma to test the application.

Used GitHub as a version control tool and Jenkins for CICD.

Implemented Test Driven Development, Unit testing using frameworks and tools like, Jasmine, Karma, Protractor

Involved in developing in Azure or a cloud-based development environment.

Environment: Angular 11, Bootstrap, HTML5, DOM, CSS, JavaScript, Typescript, Nodejs, JSON, Micro services, Jasmine, Karma, GIT, Cypress, Rally, ES6, npm, Jenkins.

Project Description: OCM Jan 2017 - Feb 2019

The Online processing system - Health Care Claim Payment/Advice-This is intended to meet the particular needs of the health care industry for the payment of claims and transfer of remittance information. The 835 can be used to make a payment and/or send an Explanation of Benefits, remittance advice from a health care payer to a health care provider.

Responsibilities:

Worked with Angular versions for developing Single Page Application.

Designed dynamic client-side JavaScript codes to build web forms and simulate process for a web application, page navigation using Angular .

Implemented Angular services to connect the web application to back-end APIs.

Extensively implemented ES6 for building interactive cross platform web application and optimizing the application for high performance.

Responsible for creating directives for reusability.

Responsible for integrating backend with the front end.

Writing cypress tests for e2e testing.

Extensively used JavaScript testing frameworks Jasmine and Karma to test the application.

Working experience with version control system GIT and Rally in Agile Scrum environment.

Implemented Test Driven Development, Unit testing using frameworks and tools like, Jasmine, Karma, Protractor

Environment: Angular4, Angular 8, Bootstrap, HTML5, DOM, CSS, JavaScript, Node JS, JSON, Micro services, Jasmine, Karma, cypress, GIT, Rally, ES6, Jenkins.

Client: Optum

Role: UI developer – Angular JS

Project Description: Nov 2013 - Dec 2016

ICUE: Integrated Clinical User Experience

Clinical IT is a comprehensive, integrated information system designed to manage the clinical aspects of a member, providers and business users across business segments at UHG. Presently there are more than 40 different applications in the organization constituting the clinical system. Users can be categorized as Member, Provider, Business User.

Responsibilities:

Design and develop high-quality front-end UI applications including JavaScript, Angular JS.

Develop Angular JS component, service and controller for the modules.

Used Web technologies including Cascading Style Sheets (CSS), HTML, HTTP, JavaScript Pages (JSP), extensible Markup Language (XML), web services, SAML 2.0, jQuery.

Used DBMS including Oracle PL/SQL, Oracle SQL, and Oracle 11g and PostgreSQL.

Integrated UI components with RESTful APIs and backend systems.

Troubleshoot and resolve UI issues and defects.

Worked closely with the QA team to ensure the quality of the user interfaces.

Participated in code reviews and provide constructive feedback to other team members

Participated in Daily status call with Clients, Business team, Dev team, Sprint planning and Retrospective calls. Handled calls with Product Owners and Scrum Master.

Maintained central repository of test scripts developed using GIT and Maven and Involved in Implementation of Continues Integration.

Provided guidance to the new joiners in the team in both functional and automation aspects.

Environment: Angular JS, HTML, CSS, Java Script, Typescript, Spring Boot, SQL, Jenkins, GitHub.

Client: Optum

Role: UI developer – ReactJS

Project Description: BOSS Nov 2010 - Oct 2013

The project involves building web applications that would serve as an upstream source of truth repository for all the downstream applications within the Eligibility Management framework. BOSS (Business Operations

Support System) is a business initiative to establish a central repository to serve as the source of truth system for Customer (that we are serving), Product (that we have developed) and Service Agreement (that we have sold to customer). BOSS will result in streamlining the

end -to -end business process, simplifying business communication, driving operational consistency and tracking the commitments to customers.

Responsibilities:

Design and develop high-quality front-end UI applications including JavaScript, ReactJS, Rest Service architectures.

Design, develop and test HTML5, CSS3, Bootstrap, JavaScript, jQuery and React.JS that meets accessibility and web browser stands for web site.

Implementing project using Agile SCRUM methodology, involved in daily stand up meetings and sprint showcase and sprint retrospective.

Used Web technologies including Cascading Style Sheets (CSS), HTML, HTTP, JavaScript Pages (JSP), extensible Markup Language (XML), web services, SAML 2.0, jQuery, and Modern JavaScript MVC frameworks (Angular, React)

Used DBMS including Oracle PL/SQL, Oracle SQL, and Oracle 11g and PostgreSQL.

Integrated UI components with RESTful APIs and backend systems.

Worked closely with the QA team to ensure the quality of the user interfaces

Participated in code reviews and provide constructive feedback to other team members

Performing various software testing - Manual, Database, Functional, automation, Web Applications as well as Windows Stand Alone Applications Testing; engineering test cases design / strategies for design verification / product validation.

Participated in Daily status call with Clients, Business team, Dev team, Sprint planning and Retrospective calls. Handled calls with Product Owners and Scrum Master.

Maintained central repository of test scripts developed using GIT and Maven and Involved in Implementation of Continues Integration.

Provided guidance to the new joiners in the team in both functional and automation aspects.

Environment: React JS, HTML, CSS, Java script, Type Script, Java, JSP, Jenkins, SOAP, Sauce Labs.

Company: Tata Consultancy Services

Client: Qualcomm Jan 2010- Oct 2010

Role: Java Developer

Responsibilities:

Developed the web tier using JSP, Spring MVC.

Used Spring Framework for the Implementation of the Application.

Integrated Spring Dependency Injection (IoC) among different layers of an application.

Used Hibernate for object Relational Mapping and used JPA for annotations.

Implemented REST web services using Apache-CXF framework.

Involved in creating various Data Access Objects (DAO) for addition, modification and deletion of records using various specification files.

Managing activities like test case, analysis, execution, defect management and test report preparation; conducting case & system study for project planning, scoping and tracking.

Participated in Daily status call with Clients, Business team, Dev team, Sprint planning and Retrospective calls. Handled calls with Product Owners and Scrum Master.

Reviewed the automation test scripts and provided optimized solutions.

Provided guidance to the new joiners in the team in both functional and automation aspects.

Develop and execute Unit Test plans using JUnit, ensuring that results are documented and reviewed with Quality Assurance teams responsible for integrated testing.

Participated in Daily status call with Clients, Business team, Dev team, Sprint planning and Retrospective calls. Handled calls with Product Owners and Scrum Master.

Maintained central repository of test scripts developed using GIT and Maven and Involved in

Implementation of Continues Integration.

Reviewed the automation test scripts and provided optimized solutions.

Provided guidance to the new joiners in the team in both functional and automation aspects.

Develop and execute Unit Test plans using JUnit, ensuring that results are documented and reviewed with Quality Assurance teams responsible for integrated testing.

Used Apache Tomcat Application Server for application deployment.

Environment: Spring framework, Spring MVC, Spring JDBC, Hibernate, J2EE, JSP, Ajax, XML, Log4j Maven, JavaScript, HTML, CSS, jQuery, SVN, GitHub, WebSphere, Agile, JAX-WS, Apache-CXF, JSF. MQ, Maven, Jenkins, Log4J, JUnit, Mockito, Karma, Jasmine, JIRA.

Company: Tata Consultancy Services

Client: Deutsche Bank May 2008 - Dec 2009

Role: Java Developer

Responsibilities:

Developed the web tier using JSP, Spring MVC.

Used Spring Framework for the Implementation of the Application.

Integrated Spring Dependency Injection (IoC) among different layers of an application.

Used Hibernate for object Relational Mapping and used JPA for annotations.

Implemented REST web services using Apache-CXF framework.

Involved in creating various Data Access Objects (DAO) for addition, modification and deletion of records using various specification files.

Managing activities like test case, analysis, execution, defect management and test report preparation; conducting case & system study for project planning, scoping and tracking.

Participated in Daily status call with Clients, Business team, Dev team, Sprint planning and Retrospective calls. Handled calls with Product Owners and Scrum Master.

Reviewed the automation test scripts and provided optimized solutions.

Provided guidance to the new joiners in the team in both functional and automation aspects.

Develop and execute Unit Test plans using JUnit, ensuring that results are documented and reviewed with Quality Assurance teams responsible for integrated testing.

Environment: Spring framework, Spring MVC, Spring JDBC, Hibernate, J2EE, JSP, Ajax, XML, Log4j Maven, JavaScript, HTML, CSS, jQuery, SVN, GitHub, WebSphere, Agile, JAX-WS, Apache-CXF, JSF. MQ, Maven, Jenkins, Log4J, JUnit, Mockito, Karma, Jasmine, JIRA.

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