Stack Developer Client Server

Tejaswini Kondaveeti

Email ID: ********************@*****.***

Contact No: 205-***-****

PROFESSIONAL SUMMARY:

Java full stack Developer with around 6+ years of experience in the areas of Analysis, Design, Development and Testing of web based and client server multi-tier applications using Java/J2EE technologies.

Extensive experience in working on (SDLC) projects with Waterfall and Agile methodologies such as Test-Driven Development (TDD) and SCRUM.

Experienced in Analysis, Design, Development, Integration, Deployment and Maintenance of Web services, Client Server and Web based applications using J2EE/Java, JSP, Servlets, JNDI, JDBC, JAXP, DOM/SAX, EJB, JUnit, XML, XSL, and XSLT.

Proficient in modern web development technologies including server-side scripting with Node.js and client-side frameworks such as Angular 8/9/10/11/12/13/14.

Experience in developing Core Java SE concepts like Streams API, Time API, Functional Interfaces, Multithreading, Transaction Management, Exception Handling, and Lambda functions, Generics and Collection API.

Strong in Java/J2EE design patterns and other Object-Oriented Concepts (OOPS) and worked on Java Versions 8/9/10/11/12/13/14/15/16/17 Versions.

Expert in Spring framework including configuring Spring Application Context with Dependency Injection, Spring IOC (Inversion of Control), Spring AOP (Aspect-oriented Programming), Spring MVC, Spring Security, Spring Boot, Spring JPA and Spring Batch.

Experienced in utilizing ECMA6 features, JSON, Bootstrap, and Angular to build dynamic and responsive web applications.

Expertise with employment of Apache Kafka, Active MQ, RabbitMQ and Zookeeper, apart from JMS as Java Messaging Service.

Experience in creating and Deployment of REST API and Microservices in Java J2EE using Spring Boot.

Strong knowledge on Hibernate and in using Hibernate Connection Pooling, HQL, Collections, Hibernate Caching, Hibernate Transactions, Optimistic Locking.

Proficient in XML technologies like XSL/XSLT, SOAP, REST, WSDL, DTD, XSD, XMI, SOA, JAXB, JAXP, HTML5/DHTML, XHTML, JavaScript, Tailwind, JQuery, JSON, CSS3.

Experience of using IDE Tools like Eclipse, STS and Net Beans for Java/J2EE application development.

Professional skills in authentication and authorization with Spring Security in the mode of LDAP, OAuth2, SAML, JWT (JSON Web Token).

Experience with Design, code, and debug operations, reporting, data analysis and web applications utilizing Python.

Implemented CI/CD pipelines using Jenkins, GitHub Actions, and Bitbucket Pipelines. Automated deployments with ArgoCD, Terraform (IaC), and Helm charts for Kubernetes orchestration.

Expertise in enterprise Development with Microsoft Azure, C#, ASP.NET, ASP.MVC, ADO.NET, Oracle, Visual Studio, LINQ, CSS and IIS 7/6.

Experience in working with cloud providers like AWS cloud, Azure DevOps, Google Cloud Provider (GCP), Kubernetes cluster.

Independently integrate multiple APIs and new features using React + GraphQL stack.

Good experience on working with Amazon Web Services like EC2, S3, Amazon Simple DB, Amazon RDS, Amazon Elastic Load Balancing, Docker, Lambda, JMS, Amazon SQS, AWS Identity and access management, AWS Cloud Watch, Amazon EBS and Amazon Cloud Front.

Proven experience with Application Servers like IBM Web Sphere, Oracle Web Logic, JBoss and Tomcat.

Experience on version control tools like GitHub, GITLab, GIT, Subversion (SVN) and CVS.SQL.

Experience of JavaScript testing framework like Jasmine, QUnit, Karma, Mocha and Chai.

Extensive expertise in Unit Testing using JUNIT Test Cases and Automated Functional Testing tools like Selenium, Debugging tools like Log4j used Mockito for Stubbing.

Extensive experience in testing on multiple operating systems including Mac, Linux, UNIX, and Windows.

Excellent Analytical, Problem Solving and Organizational Skills. Also, Self-Motivated with strong verbal and written Communicational Skills.

TECHNICAL SKILLS:

Programming Languages:

Java 17/16/15/14/12/10/8, C, C++, J2EE, PL/SQL

J2EE Technologies:

Servlets, JSP, JSTL, JDBC, JMS, JNDI, RMI, EJB, JFCS, Servlets, JAXB, JAX-WS, JSTL, Design Patterns, JPA, Hibernate.

Web Technologies:

HTML5, CSS3, LESS, SASS, JavaScript, JQuery, XSLT, DHTML, XHTML, AJAX, JSON, JavaScript, Bootstrap, Angular 14/13/12/8/6, Backbone. Js, React.JS, React Native, Node.JS, Require.JS

Frameworks:

Spring Core Container Module, Spring Application Context Module, Spring MVC Framework module, Spring DI, Spring JDBC, Spring AOP Module, Spring ORM Module, Spring Framework

Web Application Server/Web Servers:

BEA Web Logic, IBM Web Sphere, JBoss, Apache Tomcat,Glassfish, SOAP, Rest, Rest API, WSDL

IDE'S:

Eclipse, IntelliJ IDE, Net Beans, Web Storm, IBM RAD, Spring Tool Suite

SDLC:

Agile, Waterfall, Scrum, TDD

Databases

DB2, MySQL, Oracle, SQL Server,Mongo DB, Cassandra

Version Controls / Built Tools

GIT, CVS, SVN, ANT, MAVEN, Gradle

Bug Tracking Tools

JIRA, BugZilla, Log4j, Clear Quest, Quality Center

Operating Systems

UNIX, LINUX, Windows, Ubuntu and Mac

Programming Languages:

Java 17/16/15/14/12/10/8, C, C++, J2EE, PL/SQL

J2EE Technologies:

Servlets, JSP, JSTL, JDBC, JMS, JNDI, RMI, EJB, JFCS, Servlets, JAXB, JAX-WS, JSTL, Design Patterns, JPA, Hibernate.

Education: Bachelor’s in Computer Science from JNTUK.

PROFESSIONAL EXPERIENCE:

May 2024 - PRESENT Client: State of New York, New York

Role: Java with Application support

Responsibilities:

Involved in the development using agile development process to gather and analyze the requirements of the Application offshore teams and onshore teams.

Updated pages using HTML5, CSS3, JavaScript in Angular 13/14 framework and created Responsive Web Pages using Bootstrap framework.

Involved in putting the entries to external XML files whenever required.

Developed Web API using NodeJS and hosted on multiple load balanced API instances.

Used JavaScript for the providing dynamic functionality and to create a highly responsive interface.

Developed user interface by using the React JS, Redux for SPA development.

Used Mongoose connector to connect Mongo DB through Express framework.

Used JSON to load data into JQUERY data grid and also as a response type in REST services.

Involved in fixing existing bugs and also making modifications to already existing code.

Used Docker for managing and running applications within containers.

Migrated SOAP web service resources to Spring RESTful web services resources using Spring REST API with Spring Boot 1.5.

Implemented Singleton, Service Locator design patterns in MVC framework and developed command, delegate, model action script classes to interact with the backend.

Worked on the Multithreading Concepts Using executor frame work for file parsing the data or scheduling the Data into the application from the vendor services which are in both text and Xml into JSON.

Developed java modules implementing business rules and workflows using Spring Boot, Quarkus and Micronaut.

Used React.JS to create views to hook up models to the DOM and synchronize data with server as a Single Page Application (SPA).

Designed and developed front - end for Kong (Open-source API Gateway and Microservices Management Layer) from scratch.

Used Docker, spring Boot, JBOSS, Azure, Cassandra.

Contributed to the development of a customer-focused Android application, leveraging expertise in intuitive design and seamless real-time data integration. Collaborated with cross-functional teams to ensure timely delivery and maintain high-quality standards, resulting in enhanced user engagement and improved app performance metrics.

Hosted and tested the application in AWS servers before publishing it in actual production environment.

Experience in installing multi-data center and multi-rack Cassandra cluster.

Managed configuration of Kafka Cluster, Brokers, Topics, used Kafka Consumer, Producer, Streams API.

Worked with several testing frameworks such as JUnit, Easy Mock, Mockito and Power Mock.

Implementing or exposing the Microservices based on RESTful API utilizing Spring MVC, Jersey and Apache CXF.

Utilized IntelliJ for programming IDE for Gatling in Scala with the source code repository as Bitbucket, and followed build process using Gradle.

Used Hibernate Transaction Management, Hibernate Batch Transactions, and cache concepts.

Used Maven for dependencies and configuration management.

Developed Mean stack from Scratch including Mongo DB and Express’s server development

Performed configuration, deployment and support of cloud services including Amazon Web Services (AWS).

Involved in Implemented Continuous Integration and Continuous Development (CI/CD) process using Jenkins.

Used Jenkins for continuous integration and worked on Performance improvements for the application.

Involved in taking the Clients requirement up-to-date and working on them accordingly.

Environment: Java, Hibernate, Servlets, JDBC, Struts, EJB’s, Spring, Spring Boot, Microservices, HTML5, CSS3, Angular 14/12, React Native, JavaScript, JQuery, Ajax, JSON, Backbone JS, Bootstrap, NodeJS, AWS, Azure, Cassandra, Docker, Maven, Apache Tomcat, JUnit, Jira, Agile, SQL, Mongo DB, Oracle, Windows.

Jan 2023 - Apr 2024 Client: Maxim Integrated, Dallas, TX

Role: Java Full Stack Developer

Responsibilities:

Worked on Agile Methodology wif bi - weekly sprints, and daily scrum meetings wif backlogs and story points.

Designed and developed Application based on Struts Framework using MVC design pattern.

Involved in writing Spring Configuration XML files that contains declarations and other dependent objects declaration.

Designed and documented REST/HTTP APIs, including JSON data formats and API versioning strategy.

Developed user interface using Bootstrap, Angular 12, and JavaScript to simplify the complexities of the application.

Developed User Interfaces using HTML5 and Backbones.

Setting up Angular framework for UI development and developed with html views with HTML5, CSS3, JQuery, JSON, and JavaScript, Angular 12/11.

Developed reusable Backbone.JS directives and worked on Backbones Controllers which Isolates scope to perform operations in UI.

Deployed the application on Amazon Web services (AWS) and used it to provide a large computing capacity for scalable solutions.

Worked with API gateway to expose the APIs for internal consumption with two factor authentication.

Implemented scripting with Ajax and XML to dynamically refresh the page contents and also Implemented JAXB in XML binding.

Worked in TypeScript to render JavaScript (Knockouts) with unit and end-to-end tests.

Developed business tier components and services using RESTful web services.

Used Mockito for data mapping along with J-units.

Responsible for Integrating and maintaining CI/CD pipeline to automate, build and deploy life cycle of the application.

Provided responsive web application by Material UI Grid System, Dialog, and Redux-Form.

Implemented Spring Cloud auto configs for Microservices, used spring boot Ribbon for Dynamic Routing and Load Balancer, Hystrix as Circuit Breaker, Zuul as an Edge proxy.

Managed Kubernetes applications using Helm charts, and Created reproducible builds of the Kubernetes applications.

Implemented the authentication and authorization of the application using Spring Security and Oauth2.

Involved in writing cucumber feature files and used Selenium for automated testing with TestNG.

Developed cross-browser/platform HTML5, CSS3, and JavaScript to match design specs for complex page layouts while adhering to code standards.

Used Spring JPA to design entity data mapping with Oracle DB.

Implemented Log4jfor Logging Errors, debugging and tracking using loggers.

Developed JUnit test classes for Controller, Service and Data layers.

Performed code reviews and provided guidelines for best practices of software management, Coding Standards and Code Commenting for better understandability.

Used Maven for compilation, packaging and deployment in the Apache Tomcat and Web Sphere Application servers.

Environment: Java, HTML5, CSS3, Backbones, Log4j, Angular 12/11, Spring Boot, AWS, Spring Web MVC, Spring REST, Spring JPA, IBM Eclipse, Apache Tomcat, Twitter Bootstrap, IBM Clear case, UML, XML, XHTML, XSL, SQL Developer, Oracle, Windows.

May 2019 – May 2022 Client: SMAC Technologies labs, India

Role: Java Full Stack Developer

Responsibilities:

Involved in Requirements and Analysis Understanding the requirements of the client and the flow of the application as well as the application Framework.

The development of web design includes HTML5, XML, CSS3, SASS, JSON, JavaScript, JQuery, and Angular.

Involved in developing the Angular MVC framework for the Single Page Application development.

Used Bootstrap components of Angular-UI like carousel, collapse, dropdown, and tabs to develop dynamic responsive Web Application.

Created controllers and view pages along with Bootstrap and HTML5 for dynamic web application.

Designing and developed Micro Services using (MEAN Stack) Node.js, Mongo DB, Angular Elastic search on Private Cloud OpenStack Platform using Express.js.

Used Typescript to generate client side JavaScript Code.

Used Spring Kafka API calls to process the messages smoothly on Kafka Cluster setup.

Used GitLab for efficiently managing the source code versions with the development team.

Implemented Containerization tools like Docker and orchestrated via Kubernetes to develop distributed Cloud System using Helm Package Manager.

Used Express.js which is fast, assertive, essential and moderate web framework of Node.js that helps manage sever and routes.

Worked with Jenkins under CI/CD pipeline to provide continuous improvement in agile software development. Integrated Ant, Nexus, Jenkins, SVN, Confluence and JIRA.

Used Ajax Express for automatically AJAX requests handling middleware for Express framework

Configuration file and Node.js is used at back end to interact with MongoDB using Mongoose connector.

Worked with NoSQL database MongoDB and worked with it to perform many different operations

Designed and implemented scalable, secure cloud architecture based on Amazon Web Services (AWS).

Performs UNIT testing with JASMINE and KARMA, and develops web services using RESTFUL API.

Used Selenium Web Driver to run test cases in multiple browsers and Platforms.

Used Swagger UI to consume third party restful web services.

Experienced behavior driven development using SCRUM framework under Agile Methodology.

Environment: Java, Hibernate, Servlets, JDBC, Struts, EJB’s, Spring, Kubernetes, Spring Boot, Spring Core, Spring AOP, Microservices, Angular 10/9, JDBC, NodeJS, Log 4j, Maven, Apache Tomcat, Jira, Agile, SQL, Mongo DB, Windows.

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