Nishitha Reddy Email and Phone Number

• Developed the backend application using a technology stack that included J2EE, APIs, web sockets, Java 8, Spring, MVC, Hibernate, Web Services (SOAP & REST), MYSQL, and Maven.• Enforced responsive design principles utilizing JavaScript, Angular and media queries, guaranteeing a smooth and consistent experience across diverse devices.• Developed transaction-based APIs to seamlessly integrate payment gateway services for e-commerce platforms.• Implemented RESTful API endpoints for initiating, processing, and verifying payment transactions in real-time.• Integrated encryption protocols and authentication mechanisms within APIs to secure sensitive payment data.• Customized API configurations to support various payment methods, currencies, and transaction types.• Conducted rigorous testing and validation to ensure flawless functionality and compliance with regulatory standards.• Collaborated with cross-functional teams to gather requirements and troubleshoot issues.• Monitored API performance metrics, transaction logs, and error reports to optimize system reliability and efficiency.• Demonstrated proficiency in crafting and executing web applications using the Struts framework, while upholding MVC (Model-View-Controller) architecture principles to streamline development and upkeep.• Engineered resilient and expandable web applications utilizing Struts, capitalizing on its centralized configuration, form validation, and request handling capabilities.• Skilled in core Java programming with proficiency in Java Enterprise Edition (J2EE) 7 and 8, as well as Jakarta EE.• Experienced in crafting resilient and scalable enterprise applications using Java technologies, adept at adhering to industry best practices and design patterns for real-time applications.• Engineered custom authentication and authorization modules in Java, adhering to OAuth2 standards for robust security compliance.

• Incorporated React applications with Java-developed RESTful APIs, simplifying the retrieval and updating of data from the server.• Utilized MongoDB for storing Big Data in JSON format, employing Aggregation for Match, Sort, and Group operations.• Established asynchronous communication between React components and Java backend services using AJAX or the Fetch API.• Possess a working knowledge of Apache Tomcat, proficient in configuring and deploying Java web applications on the Apache Tomcat servlet container.• Skilled in employing XML parsers, and JDOM, for effective handling and manipulation of XML data within Java applications.• Familiar with Java Message Service (JMS) and message queuing concepts for facilitating asynchronous communication between distributed systems.• Experienced in integrating XML processing functionalities into Java applications and optimizing XML processing tasks for enhanced performance and efficiency in real-time scenarios.• Developed scalable and responsive APIs using Node.js, ensuring peak performance in dynamic, real-time environments.• Seamlessly integrated Graph QL APIs and Node.js services into Java-based full-stack applications for real-time data exchange and synchronization across the stack.• Employed Reacts built-in state management to proficiently handle dynamic data within individual components.• Directed the deployment and orchestration of containerized applications within real-time projects, highlighting substantial proficiency in Kubernetes for the smooth execution, scaling, and oversight.• Played a key role in enterprise integration with web services using SOAP and REST, leveraging Spring Controllers.• Incorporated security measures, including input validation and safeguards against XSS and CSRF, adhering to best practices for securing JavaScript code.

• Took charge of building and deploying applications in WebSphere Server, showcasing expertise in HTML5/CSS3 development and designing new web features using modern frameworks like Angular.• Constructed microservices using Spring Boot to deliver software products across the enterprise.• Implemented Hibernate for data persistence and management.• Utilized MongoDB internal tools like Mongo Compass, Mongo Atlas Manager & Ops Manager, Cloud Manager, etc.• Developed a Single Page Application with Angular Router Module, incorporating template routing for breadcrumb navigation, and created TypeScript reusable components and services for REST API consumption.• Enhanced project maintainability by implementing and improving Exception Handling and Collection APIs.• Successfully transformed a Monolithic app into a Microservices architecture using Spring Boot with the 12-factor app methodology.• Implemented Angular Controllers, directives, and modules to streamline efficient web application development.• Created plugins for data extraction from diverse sources such as Apache Kafka, Databases, and Messaging Queues.• Configured continuous delivery pipelines for deploying microservices and Lambda functions using the Jenkins CI server.

• Developed a SOAP-based web service utilizing IBM JAX-WS frameworks and crafted unit test cases for delivered stories.• Executed Jasmine unit tests with Karma to verify Angular modules and JavaScript utility routines.• Adaptable to learning and employing new IDE platforms and version control systems as necessitated by project requirements.• Proficient in utilizing Jakarta libraries such as Log4J for logging, Commons for utility functions, ANT for build automation, and Junit for unit testing, with the capability to tailor and customize these libraries to meet specific project requirements.• Developed custom SAML and OAuth2 providers in Java to meet diverse integration requirements and business needs.• Utilized Java frameworks like Spring Security and Apache Shiro for streamlined SAML and OAuth2 implementation, optimizing development efficiency. • Linked Jenkins seamlessly with version control systems like Git, SVN, and others, automating the initiation of builds and deployments in response to code changes.• Conceptualized, developed, and maintained scalable e-commerce platforms utilizing Java-based frameworks like Spring MVC, Hibernate, or Apache Struts.• Implemented core e-commerce functionalities including product catalog management, shopping cart, checkout process, and order management system.• Integrated various payment gateways such as PayPal, Stripe, or Authorize.Net using Java APIs to ensure secure online transactions.• Customized payment gateway configurations to accommodate diverse payment methods, currencies, and tax calculations as per business requirements.• Developed RESTful APIs to facilitate seamless communication between e-commerce websites and external services such as payment gateways, shipping carriers, and inventory management systems.• Created API endpoints for critical functionalities like user authentication, product search, and order processing using frameworks like Spring Boot.

• Collaborated closely with business users to gather requirements, perform data modeling, and crafted tools using Servlets and JSP.• Implemented the DAO pattern to establish database connectivity, making extensive use of the JDBC API.• Produced Use Cases, Class Diagrams, Sequence Diagrams, and Data Models utilizing Rational Rose.• Designed and crafted the user interface using JSP, HTML, CSS, XML, and JavaScript and framework like React.• Produced Use Cases, Class Diagrams, Sequence Diagrams, and Data Models utilizing Rational Rose.• Utilized Spring Boot to simplify the development workflow, integrating functionalities such as auto-configuration, support for embedded servers, and streamlined dependency management.• Developed the backend API using Node.js and Express Framework, seamlessly integrating it with Spring Boot for a comprehensive backend solution.• Enhance the Continuous Integration/Continuous Deployment (CI/CD) pipeline by seamlessly integrating Azure DevOps into GitLab CI.• Created a robust unit testing framework featuring JUnit test cases for continuous integration testing and utilized the Jest Tool for performance testing.

• Integrated Spring Security for user authentication, limiting login attempts, and password hashing.• Created Web Services (SOAP) using Spring-WS to handle user requests and communicate with other components.• Led coding of SQL statements and stored procedures for backend communication using JDBC, ensuring seamless connectivity and data access.• Utilized MongoDB for storing Big Data in JSON format, employing Aggregation for Match, Sort, and Group operations.• Developed UI components with the AngularJS framework, leveraging Dependency Injection.• Engineered a UI tool using Java, XML, and JavaScript to enhance user interactions and system usability.• Led coding of SQL statements and stored procedures for backend communication using JDBC, ensuring seamless connectivity and data access.• Utilized parsers like SAX and DOM for parsing XML documents; used XSLT for XML transformations.