Chandu K Email & Phone Number

United States

• Accomplished Sr Full Stack Java Developer with expertise in designing and developing robust banking applications.• Proficient in Java 1.8, J2EE, Servlets, Spring, Spring Boot, Hibernate, and Microservices architecture.• Specialized in implementing Spring MVC and utilizing design patterns such as IOC (Dependency Injection), DAO, DTO, and ORM Mappings.• Extensive experience in containerization with Docker and orchestration using Kubernetes.• Implemented security practices on OpenShift, enhancing overall system security through image scanning, RBAC, and network policies.• Expertise in developing and maintaining data layers using Hibernate and configuring Spring Application Framework.• Proficient in developing UI models using React, HTML5, CSS3, and JavaScript, with a focus on creating Single Page Applications (SPAs).• Skilled in working with AWS, utilizing services like EC2 and Lambda, and managing infrastructure using Terraform.• Implemented AWS Lambda functions for managing specific AWS services.• Utilized Terraform for Infrastructure as Code (IaC) to manage AWS infrastructure.• Integrated Apache Flink with Kafka for seamless ingestion of real-time market data streams, enabling efficient processing and analysis of financial data.• Developed real-time data processing applications for capital market analytics using Apache Flink, ensuring low-latency and high throughput processing of streaming market data.• Experienced in using JMS (Java Mailing Service) API for notifications and integrating Spring Kafka API for efficient message processing on a Kafka cluster.• Collaborated in Agile/Scrum environments, contributing to iterative cycles and optimizing application deployments.• Actively participated in code quality analysis using tools like SonarQube and application logging using Log4j.• Automated deployment and testing in lower environments such as DEV, INT, and Test.

Plano, Texas, United States

• Proficient in Java 8, leveraging features like Lambdas Expressions, Time API, Streams, functional interfaces, collectors, default methods, type interfaces, and for-each loop.• Developed web pages using HTML5, CSS3, JavaScript, React, and Bootstrap.• Extensive experience with Typescript for Angular components, modules, models, and services, ensuring a robust and type-safe front-end architecture.• Utilized Spring Framework for web-based applications, following the MVC design pattern.• Implemented front-end designs using React, including directives, expressions, routing capabilities, and UI components.• Developed Hibernate DAO classes for data retrieval and storage within the Spring framework.• Developed RESTful microservices services for authentication using Spring Boot.• Implemented server-side validation with Struts action classes.• Developed web services using JAX-WS and REST, contributing to a robust service-oriented architecture (SOA).• Developed SOAP, WSDL, and web services clients using JAXB and XML, contributing to SOA architecture.• Built and deployed Helm Charts with Jenkins on Kubernetes for MariaDB.• Implemented security authentication/authorization mechanisms, permissions, ACLs, SSL/TLS, and certificates for a secure application environment.• Configured Jenkins build jobs for CI/CD and wrote Python scripts for automation.• Utilized GIT for version control, creating feature branches and merging branches into dev using Source Tree (GIT GUI).• Conducted unit testing of Apache Flink applications using Mockito framework, ensuring the reliability and correctness of business logic and data transformations in real-time data pipelines.• Contributed to the architecture and design of distributed systems for capital market data processing, focusing on scalability, fault tolerance, and performance optimizations for handling large volumes of market data.• Involved in unit testing of applications using JUnit.

Atlanta, Georgia, United States

• Responsible for requirements analysis, technical design, implementation, and testing.• Used Spring MVC framework for implementing the Web tier of the application. • Designed and developed REST based Microservices using the Spring Boot.• Developed Java modules implementing business rules and workflows using Spring Boot. • Implemented Spring Boot with Microservices to divide the application into various sub modules.• Developed the persistent layer by Hibernate that can reduce the database codes related with the backend database.• Developed effective web pages using HTML5, CSS3, JavaScript, Node.js and Bootstrap.• Used Angular.JS as framework to create a Single Page Application (SPA) which can bind data to specific views and synchronize data with server. • Developed the Business logic in Core Java for getting the Stores data.• Involved Java Multithreading to cascade multiple changes on multiple records in only one transaction and developed a batch process framework.• Used JMS for loosely coupled reliable and asynchronous exchange of information among J2EE components.• Implemented monitoring and observability solutions for Flink applications using tools like Apache Flink Dashboard, Prometheus, or Grafana.• Implemented EJB s Session beans for business logic.• Developed logging module using Log4J to create log files to debug and trace applications. • Written extensive JUnit testing classes for comprehensive coverage of test cases.• Involved in design and development of RESTful (JAX-RS) web services for other application to communicate and tested web services using SOAP UI and REST Client.• Developed Stored Procedures, Triggers and Functions and actively involved in tuning SQL queries, Stored Procedures, Triggers.• Developed the feature components in an agile environment (Scrum) by utilizing a Test-driven development (TDD) approach. • Actively involved in Function Point Analysis (FPA) meetings with business team to analyze resource requirement.

• Involved in analysis and design phase of Software Development Life cycle (SDLC). • Developed application using spring framework that leverages spring MVC architecture.• Developed some parts of the application using Spring-MVC and IOC/Dependency Injection integrating different layers of the application. • Developed core Java programs for all business rules and workflows using spring framework.• Used spring framework for implementing Dependency Injection, Spring ORM.• Worked in development of data abstraction layer using Hibernate ORM framework with spring support.• Wrote DAO classes to interface with Database using hibernate. • Used Java Multi-Threading concept for downloading files from a URL.• Developed XML applications using XSLT transformations.• JMS was used to send/receive asynchronous data from various modules in the application. • Used Log4J to print the logging, debugging, warning, info on the server console. • Developed JUnit test cases for all the developed modules.• Used WSDL and SOAP protocol for Web Services implementation.• Developed MySQL stored procedures and triggers using SQL to calculate and update the tables.• Implemented Agile methodology throughout the project development lifecycles.• Participated in the status meetings and status updating to the management team.

Bengaluru, Karnataka, India

• Addressing and resolving bug fixes in the production release to ensure system stability.• Utilizing Remedy as a reporting tool for efficiently tracking and managing reported problems.• Coordinating change management processes for the implementation of new requirements.• Conducting code walkthroughs and actively participating in release management activities.• Maintaining monthly status reports for logged problems and engaging with users to gather and clarify new requirements.• Collecting approvals from country managers and release departments to facilitate smooth project releases.• Expertise in Java, JDBC, Servlets, JSP, EJB for robust and scalable application development.• Experience with WebSphere as the application server for deployment and management.• Database management using Oracle, ensuring efficient data storage and retrieval.• Proficient in Linux, contributing to a stable and secure operating environment.

Chennai, Tamil Nadu, India

• Took part in daily stand up and Sprint planning sessions as part of Agile Scrum Methodology.• Worked on implementing Micro services, Service Oriented Architecture (SOA) with XML based Web Services (SOAP/WSDL) using Top Down and Bottom-Up approach.• Implemented business tier using Spring IOC, AOP and MVC.• Participated in Requirements gathering, Development, Testing, and delivery of application.• Developed the applications using JSP, Struts and implemented MVC Architecture.• Monitoring agent on each service instance by Microservices monitoring system.• Developed and maintained automated regression test cases in Selenium Web Driver using Java programming.• Designed UI pages using JSP, HTML, Angular JS, JavaScript, CSS, AJAX, JQUERY, JSP, JSON and Tag libraries.• Involved in using Core java concepts - Collections, Exception Handling, Multi-Threading.• Implemented Test-driven development (TDD) strategy guiding use of the JUnit testing framework.• Participated in ORM mappings for associations, Inheritance & fetching strategy, performing CRUD operations and managing second level cache using Hibernate.• Used JAX-B to call web services described by WSDL.• Used JavaScript for user interactions in pages. • Created a responsive web application integrating Bootstrap with AngularJS 5 and media queries.• Tested SOAP web services using SOAP UI and REST web services using REST Client.• Worked on Git as Version Control System for the application.• Worked on setting up Connection pooling and used JMS for Asynchronous messaging.• JUnit/Mocha tests were written to test each module in the application.