KAMEPALLI SIVAMALLIKHARJUNA RAO

Responsibilities: ● Works closely with Synchronous business teams, technical leads, design teams and development teams onsite/offshore to ensure delivery of application on time with no slippage and with high quality. ● Works on requirement gathering and analysis from the product owners, business stakeholders, architects, technical leads and translates them into technical requirements, design, and implementations. ● Each Micro component Designed and Developed Using Spring Boot application ● The Communication between two spring boot components using Rest Api call and Authenticated using OAuth 2 Protocol ● All Spring Boot Component End Point Register in Eureka Server ● Design reusable components, Redux, reducers, store, redux-thunk, Forms, Axios Router. ● Creating and Executing test scripts for regression testing of web application. ● Developed applications that interact with Postgres data source. ● Created Docker images for several micro-services and wrote Docker-compose files for CI/CD pipeline. Develop Gitlab Runners for the docker containers. ● Created AWS S3 buckets to store data and utilized various AWS services like EC2, Route 53, IAM, Cloud Formation, Cloud Front, and Cloud Watch. ● Provide quality documentation and wiki updates for each feature that is delivered. ● Used OpenShift configurations to deploy the REST services in OpenShift clusters. ● Provide day to day technical guidance to the offshore team and work assignment, resolve any technical challenges on the way for them to ensure the quality and on time delivery of the product. ● Provide support for testing, defects fixing and maintenance of code base, code deployment, triage support and manage those items up through the pipeline to prod.

Responsibilities: ● Built portal application integrating the Security with Okta SSO for authentication by migrating from LDAP to Okta SSO. ● Produced and consumed several REST API’s, fetching the data from Database, Stored Procedures, and third-party API’s. ● Used Spring Boot along with Maven to build the project and worked to secure RESTful web services using JWT with Spring security to authenticate any incoming requests. ● Used Microservices architectural patterns like Sidecar, SAGA, Gateway Routing, Gateway Offloading, Aggregator, Circuit Breaker. ● Implemented Triggers and streams with Lambdas on DynamoDB tables for handling Serverless events to sync the data with Elasticsearch, Redis and other third-party API’s. ● Fixed the Security vulnerabilities of Log4j, DOS, Cross-site scripting (XSS), Cross-Site Forgery Requests (CSRF). ● Used CloudWatch alerts to setup monitoring by integrating with PagerDuty for on-call team. ● Used GitLab and Jenkins to configure the pipelines and deployed the Application in EKS Cluster ● All the backend functionalities were implemented using Spring Boot, Spring transactions, Spring IOC, and Spring Core. ● Implemented a CI/CD pipeline using GitLab in both cloud and on-premises with GITLab, Docker, Maven and Kubernetes in EKS Cluster. ● Monitored the applications using Cloud Watch alerts and Metrics. ● Used AWS SNS/SQS publisher-subscriber model to produce and consume events in distributed transactions across Microservices. ● Used AWS RDS Instance of Aurora and NoSQL DynamoDB for audit logging purposes. ● Performed performance tuning on the SQL queries with various remediations by including indexes and data flushing. ● Used POSTMAN/SOAP UI for testing the web services, both in-house and external.

Responsibilities: ● Performed analysis for the client requirements based on the developed detailed design documents. ● Used Rest and SOAP web services and spring framework by developing the application in Agile. Methodology. ● Each Micro component Designed and Developed Using Spring Boot application ● The Communication between two spring boot components using Rest API call and Authenticated using Spring Security. ● All Spring Boot Component End Point Register in Eureka Server ● Used Hibernate for connecting to the database and mapping the entities by using hibernate. ● Annotations. Extensively used to access Hibernate in data access layer and used Hibernate Query. Language (HQL) for writing the queries. ● Worked extensively with Oracle database by writing native complex SQL queries and hibernate. Criteria. ● Implemented persistence layer using Custom DAOs to handle CRUD operations. ● GIT is the version control used to maintain project versions and worked with git-bash and source-tree for code manipulations. ● JIRA was the project management tool used to track user stories and HP ALM was used to track and log the defects. ● Agile methodology was followed, where work progress status was regularly monitored by daily. ● Scrum meetings, providing regular updates about the status of the project. ● Experience in continuous integration using Jenkins for timely builds, code coverage, running test. ● As a part of Quality assurance participated in the Code review process as a part of Quality Engineering Team. ● Analyzed web applications, documented detail Test plans, Test cases and expected results based on the business functional requirements.

Responsibilities: • Produced and consumed several REST API’s, in fetching the data from Database, Stored Procedures and third-party API’s. • Used RxJava Library to handle asynchronous operations to enhance the response time of application. • Used Liquibase with Gradle for tracking, managing and applying schema changes in Database. • worked with Jboss Fuse for transforming, and routing data across multiple applications, services, or devices for both internal systems and external services • Used Apache Camel to integrate various systems using the same API, providing support for multiple protocols and data types • Implemented component-based architecture in UI by building the library using custom directives in AngularJs, thus allowing to achieve code reusability across multiple applications. • Involved in UX mockup reviews before being approved and drafted into the development. • Translated UX wireframes/mockups to responsive web screens using AngularJS/Angular 2 frameworks. • Knowledge on handling e2e tests and unit tests with Jasmine/Karma and Protractor. • Integrated Kendo grid into the application and provided custom sorting and filtering actions to the user. • Implemented unit test cases using Mockito Framework. • Used H2 in-memory database for running the unit test cases. • Deployed the artifacts of the applications using DevOps tools Jenkins, Sourcetree and Bitbucket. • Worked in two-week sprint tracking the stories, technical tasks, bugs in JIRA • Involved in peer code review, Integration testing. • Used POSTMAN for testing the web services, both in-house and external. • Involved in bug fixing, enhancements and production support of various applications • For the production issues, provided support by debugging the log files and fixing the code for the data issues.

Responsibilities: ● Performed analysis for the client requirements based on the developed detailed design documents. ● Used Rest and SOAP web services and spring framework by developing the application in Agile. Methodology. ● Each Micro component Designed and Developed Using Spring Boot application ● worked with Jboss Fuse for transforming, and routing data across multiple applications, services, or devices for both internal systems and external services ● Used Apache Camel to integrate various systems using the same API, providing support for multiple protocols and data types ● The Communication between two spring boot components using Rest API call and Authenticated using Spring Security. ● All Spring Boot Component End Point Register in Eureka Server ● Used Hibernate for connecting to the database and mapping the entities by using hibernate. ● Annotations. Extensively used to access Hibernate in data access layer and used Hibernate Query. Language (HQL) for writing the queries. ● Worked extensively with Oracle database by writing native complex SQL queries and hibernate. Criteria. ● Implemented persistence layer using Custom DAOs to handle CRUD operations. ● GIT is the version control used to maintain project versions and worked with git-bash and source-tree for code manipulations. ● JIRA was the project management tool used to track user stories and HP ALM was used to track and log the defects. ● Agile methodology was followed, where work progress status was regularly monitored by daily. ● Scrum meetings, providing regular updates about the status of the project. ● Experience in continuous integration using Jenkins for timely builds, code coverage, running test. ● As a part of Quality assurance participated in the Code review process as a part of Quality Engineering Team. ● Analyzed web applications, documented detail Test plans, Test cases and expected results based on the business functional requirements.

Responsibilities: ● Worked with the business analysts to understand the requirements and produce the new functionalities to the product by using design patterns, micro services. ● Developed the application using Agile and Scrum methodology of project management a used software development process behavior-driven development (BDD) ● Developed web application using Symfony3 framework. ● Wrote Doctrine behaviors, tasks for the database mappings, predominantly the many-to-many mappings. ● Created and deployed dynamic web pages using HTML5, jQuery, Ajax, JavaScript, CSS3. ● Used apache-poi jars for extracting records from the huge xml files automatically by creating the entity classes in java and process them to do some calculations with the data. ● Produced and consumed the RESTFUL API’s by using the HTTP methods GET, PUT, POST, DELETE and HEAD to interact with the database and worked with the application by using the JSON format. ● Used MySQL database and SVN for source code version control system. ● Implemented time-based job schedulers using software utility cron in Unix operating system. ● Used JFreeChart library to generate charts in vector graphic SVG format with data derived from XML files. ● Wrote customized XSL stylesheets to convert formatted XML to PDF files. ● Used Unix shell scripts to deploy the application on amazon web server. ● Used jQuery to perform the AJAX calls and to load the surveys. ● Identifying and troubleshooting client issues then documenting solutions and developing QA procedures ● Ensure exceptional code quality and thorough testing (both at unit and system integration level) on every newly developed feature. ● Used Jira and Rally as issue trackers for updating daily tasks for agile development. ● Configured, supported, and maintained all networks, storage, load balancers, operating systems, and software in AWS EC2. ● Provided technical problem resolution for overly complex problems.

Responsibilities: ● Worked with the business analysts to understand the requirements and produce the new functionalities to the product by using design patterns, micro services. ● Developed the application using Agile and Scrum methodology of project management a used software development process behavior-driven development (BDD) ● Developed web application using Symfony3 framework. ● Wrote Doctrine behaviors, tasks for the database mappings, predominantly the many-to many mappings. ● Created and deployed dynamic web pages using HTML5, jQuery, Ajax, JavaScript, CSS3. ● Used apache-poi jars for extracting records from the huge xml files automatically by creating the entity classes in java and process them to do some calculations with the data. ● Produced and consumed the RESTFUL API’s by using the HTTP methods GET, PUT, POST, DELETE and HEAD to interact with the database and worked with the application by using the JSON format. ● Used MySQL database and SVN for source code version control system. ● Implemented time-based job schedulers using software utility cron in Unix operating system. ● Used jQuery to perform the AJAX calls and to load the surveys. ● Identifying and troubleshooting client issues then documenting solutions and developing QA procedures ● Ensure exceptional code quality and thorough testing (both at unit and system integration level) on every newly developed feature. ● Used Jira and Rally as issue trackers for updating daily tasks for agile development. ● Configured, supported, and maintained all networks, storage, load balancers, operating systems, and software in AWS EC2. ● Provided technical problem resolution for overly complex problems.