Sai Kumar Kambapu

● Proficient in frameworks like Spring Boot, NodeJs and VueJs, with expertise spanning across software development stages. ● Hands-on experience in programming and scripting languages including Java, Python and Shell script. ● Have worked extensively on ETL technologies like Hadoop, Spark and Hive, ensuring robust data processing capabilities. ● Involved in the development of backend components using Spark context and Spring framework to fetch data from consumer and load it into DB. ● Profound understanding of DevOps tools like GitHub, Jenkins, Urban Code Deploy, Nexus. ● Well-versed in both public and private cloud environments, including Openshift, Helios, with a preference for cloud-native solutions. ● Knowledgeable in IT standards, CMM and Audit requirements. ● Making sure to follow all standard coding practices, methodologies ensuring adherence and compliance to industry best practices. ● Extensive experience in Agile methodologies, fostering iterative development and continuous improvement. ● In-depth understanding of financial institution operations, leveraging expertise to drive innovative solutions. ● Demonstrated proficiency in code development best practices like unit testing, clean code and comprehensive technical documentation. ● Developed test cases using BDD (Behavior-Driven Development) to automate the testing of the UI of application. ● Actively engaged in continuous learning, staying updated with the emerging and technologies and industry trends. ● Created complex SQL queries and used JDBC connectivity to access the database. ● Used GIT to control, track and maintain the different versions of the project. ● Participating and contributing for Technology knowledge sharing sessions. ● Used build automation tools like Maven and Ant using JBoss and Apache Tomcat application server. ● Extensively working in creating Change Requests and coordinated with support team for the smooth deployment of latest changes and components in Production environment. ●

● Involved in the development of the UI using HTML5, CSS3, JavaScript, jQuery, Bootstrap3, Angular 4 and worked on JavaScript framework to augment browser-based applications. ● Designing, developing, testing and deployment of large-scale Web and Enterprise applications. ● Developing Microservices and Monolithic applications in Java technologies using MVC (Model view Controller) Frameworks such as Spring MVC, Spring boot, ATG. Expert in Design patterns and Ant/Maven build automation techniques using JBoss application server. ● Experienced on using Kubernates to deploy and maintain services in our Pod Environment. ● Translating customer requirements into formal requirements and design documents, establish specific solutions, and leading the efforts including programming and testing that culminate in client acceptance of the results. ● Drive resolution to business problems and provide software design support to technology delivery projects and leading resolution of complex technical issues. ● Performed Unit testing on Angular applications using tools like Karma, Jasmine and worked with Gulp tool for build automation. ● Created custom AngularJS filters to provide better search experience, Implemented AngularJS client-side validation forms using various controls and filters. ● Good knowledge on creating services with Angular 4 @injectable property, as to make the service available for dependency injection when creating components. ● Envision the overall architecture including the End-to-End design and build the application using Java/J2EE and workflow business process model tools. ● Creating project structure and setting up frame work related configurations using Maven. ● Actively participating in Sprint Planning and story points estimations.

● Conversion of current AWS Infrastructure into serverless Architecture (AWS Lambda) deployed in AWS Cloud Formation. ● Deployed SpringBoot based microservices in Docker and Amazon Ec2 container using Jenkins. ● Developed Microservices using Spring Boot, Spring Data and SpringCloud. ● Microservice architecture implemented with SpringBoot based RESTful services and consumed SOAP based Web Services. ● Using AWS Services like AWS Identity and Identity Access Management (IAM) created roles and policies. ● Conversion of existing monolithic architecture to microservice architecture by debugging. ● Validated the built API in the browser using Postman and Swagger API. ● Developed an automated continuous integration system using Git, Jenkins, MySQL and custom tools developed in Python. ● Experience in using Spring Core Annotations for Spring Dependency Injection and Spring MVC for building REST APIs. ● Worked on installation, Configuration and troubleshooting the issues and performance tuning of WebLogic/Apache Tomcat and Catalina servers. ● Used build tools like Maven and Gradle to build the application and deployed on the Tomcat Application Server. ● Used Jenkins for the automatic build process and used for integration testing and deploying software. ● Virtualized the servers using Docker for the test environments and dev-environments needs, also configuration automation using Docker containers. ● Experience on Angular framework to create a Single Page Application (SPA) helps to bind data to specific views and synchronize data with server. ● Strongly follow PEP-8 coding standard and test a program by running it across test cases to ensure validity and effectiveness of code using PyChecker and PyLint. ● Worked on creating log-in authentication modules using Angular. ● Used GIT to control, track and maintain the different versions of the project.

● Involved in implementing application flows using Spring MVC framework. ● Worked on core AWS services such as Setting up new server (EC2) instances/services in AWS configuring security groups, and setting up Elastic IP's, auto-scaling and Cloud Formation. ● Used Simple storage services (s3) for snapshot and Configured S3 lifecycle of Applications & Databases logs, including deleting old logs, archiving logs based on retention policy of Apps and Databases. ● Experience on modifying the existing Backend code for different level of enhancements. ● Worked on AWS cloud services like EC2, S3, RDS, ELB, and EBS for installing, configuring and auto scaling. ● Developed API for using AWS Lambda to manage the servers and run the code in AWS. ● Implemented modules using Core Java APIs, Java collection, Java 8(Streams), multi-threading, and object-oriented designs ● Creating XML Documents for file configuration. ● Developed cross-browser compatible web pages and validated the work produced. ● Used Hibernate framework in persistence layer for mapping an object-oriented domain model to a relational database. ● Designed the Web application Using Python on Django Web Framework pattern to make it extensible and flexible. ● Developed Java API to interact with the Amazon SQS used for sending bulk emails. ● Used different types of IDE tools like Eclipse 3.2, Netbeans7.1.2, IntelliJ IDEA for Java J2EE Application development. ● Designed and developed the application using agile methodology and followed Scrum. ● Created complex SQL queries and used JDBC connectivity to access the database. ● Integrated Active MQ and spring JMS API to send and receive message for the application's Restful API. ● Involved in Unit testing and Integration testing of the code using PyTest