DURGA MOUNIKA MANCHIKALAPUDI

• Spearheaded the development and maintenance of scalable Single Page Applications (SPAs) using both React.js and Angular, resulting in a 15% improvement in page load times and enhanced user engagement through reusable component libraries tailored for each framework.
• Architected robust front-end systems utilizing both React.js (with Hooks, Context API, and Redux) and Angular (with RxJS and NgRx) for modular and maintainable state management across different projects.
• Engineered and integrated RESTful APIs with Java Spring Boot, enabling seamless front-end and back-end communication.
• Designed and implemented scalable microservices using Java Spring Boot, improving modularity and back-end performance.
• Deployed and managed applications on AWS and Azure, leveraging services like Lambda, API Gateway, S3, and DynamoDB for resilient cloud infrastructure.
• Streamlined deployment processes using Docker and Kubernetes, enabling consistent microservice orchestration and efficient resource allocation.
• Automated cloud infrastructure provisioning using Terraform across AWS and Azure, integrating with Jenkins and GitHub Actions for repeatable, reliable CI/CD pipelines.
• Integrated Spring Security for secure authentication and authorization across backend services.
• Optimized database operations with MySQL, PostgreSQL, and DynamoDB, improving query efficiency and scalability.
• Monitored system health and application logs using CloudWatch, Datadog, and Splunk to proactively identify and resolve performance issues.
• Troubleshot and resolved full-stack production incidents, minimizing downtime, and maintaining application stability.
• Improved front-end performance for both React.js and Angular applications with techniques like lazy loading, code splitting, and responsive design principles, ensuring a consistent multi-device UX across all web platforms.
• Achieved high test coverage with Jest, React Testing Library, JUnit, and Mockito across front-end and back-end codebases.
• Collaborated in Agile teams through sprint planning, daily standups, and code reviews, contributing to delivery of secure, performant features.
• Ensured cross-browser compatibility and responsive design compliance across modern web platforms using React.js best practices.

Environment: React.js, React Hooks, Redux, React Router, Angular, RxJS, NgRx, Tailwind CSS, Bootstrap, Material UI, Styled Components, Java, Spring Boot, Hibernate, REST APIs, Microservices, Docker, Kubernetes, AWS (Lambda, S3, DynamoDB, API Gateway, CloudWatch), Jenkins, MySQL, PostgreSQL, Jest, React Testing Library, JUnit, Mockito, Jasmine/Karma, Splunk, Datadog.

• Developed and maintained scalable Single Page Applications (SPAs) using React.js and Angular, significantly improving application performance and user experience across multiple business modules.
• Built and optimized reusable React.js and Angular components, reducing development time by 30% and improving UI consistency across 4 modules.
• Designed and implemented RESTful APIs using Java Spring Boot, integrating with back-end services for scalable and modular application functionality.
• Developed server-side rendering (SSR) solutions for React applications, reducing initial load times and improving SEO performance.
• Managed applications to ensure high availability and scalability of React.js and Spring Boot applications.
• Implemented Spring Security and OAuth2 authentication, ensuring secure access control and data protection for Java Spring Boot-based APIs, leveraging Vault for secure storage of secrets and passwords.
• Improved CI/CD automation and resilience of both front-end and back-end applications, addressing issues identified through SonarQube and Veracode scans.
• Enhanced existing CI/CD workflows by optimizing Jenkins jobs and GitHub Actions for faster builds and deployments.
• Developed microservices-based architectures with Java Spring Boot, improving modularity, maintainability, and performance of back-end systems.
• Designed React front-end architectures with lazy loading, code splitting, and memoization, optimizing page load speeds and overall performance.
• Conducted unit and integration testing using Jest, React Testing Library, and Angular TestBed/Karma for front-end components, and JUnit and Mockito for backend Spring Boot services, ensuring high test coverage and software reliability.
• Improved back-end performance by optimizing Spring Boot services and enhancing database interactions to reduce response times.
• Developed and managed stateful and stateless microservices using Spring Boot, supporting high-volume transactions and real-time processing, utilizing RabbitMQ for asynchronous communication and queue management.
• Configured CI/CD pipelines using Jenkins and GitHub Actions, automating build, test, and deployment processes for faster releases, deploying applications to PCF (Pivotal Cloud Foundry) while ensuring optimal performance.
• Worked closely with cross-functional teams in Agile environments, participating in sprint planning, backlog grooming, and daily stand-ups for seamless project execution of features involving React.js, Angular, and Spring Boot.
• Led front-end modernization efforts by upgrading legacy applications to React.js and Angular, improving UI/UX and performance.
• Optimized API performance by implementing caching strategies, pagination, and asynchronous processing in Spring Boot applications, managing API access and security through Apigee.
• Leveraged Adobe Experience Manager (AEM) from a front-end perspective to store and retrieve static content for React applications.
• Integrated with various REST services, including orchestration listener data APIs and other internal APIs, within the React front-end.
• Contributed to the development of common front-end components in React and Angular within shared repositories, promoting code reusability across multiple microsites.
• Participated in the design and development of common back-end APIs intended for consumption by multiple microsites.
• Worked with diverse database systems including Oracle, Cassandra, and Snowflake to fetch and persist data for application features, writing efficient queries and utilizing stored procedures.
• Adhered to software development principles and best practices to ensure maintainable, scalable, and high-quality code.

Environment: React.js (including React Hooks, Context API), Angular (up to Angular 15), JavaScript (ES6+), HTML, CSS, Jest, React Testing Library, Angular TestBed, Karma; Java, Spring Boot, REST APIs, Microservices, JUnit, Mockito, Jenkins, GitHub, AEM, RabbitMQ, SonarQube, Veracode, Vault, Jira, Oracle, Cassandra, Snowflake, PCF, APIGEE

• Designed and developed responsive, cross-browser compatible interfaces for multiple devices using HTML5, CSS3, SCSS, JavaScript, jQuery, Bootstrap, React.js, and Angular (v12, v13).
• Created wireframes and mockups to visualize and implement user-centric designs, incorporating team feedback to enhance usability.
• Developed Single Page Applications (SPAs) using Angular, improving performance and user experience.
• Designed and implemented user interaction screens with Angular 12/13, Prime NG, Bootstrap, NgRx, and RxJS for dynamic functionality.
• Maintained and enhanced website components with CSS and jQuery animations, improving user-friendliness and interactivity.
• Performed website updates, incorporated new requirements, and implemented responsive redesigns using Bootstrap and Media Queries.
• Authored functional requirement documents to support development processes and ensure project clarity.
• Collaborated with cross-functional teams to analyze requirements and provide solutions for project challenges.
• Designed scalable APIs using Python Flask to support application data flow and integration.
• Created AEM forms, including Adaptive and Responsive forms, to meet project-specific requirements.

Environment: HTML, CSS, JavaScript, Angular 12, 13, jQuery, JSON, AJAX, XML, MySQL, Bootstrap, Web Services, GIT, GitHub, SVN, Linux, Eclipse, AEM Dispatcher, Visual Studio, Sublime Text.

• Designed and developed a dashboard for the internal management system, providing management functions such as Add, Delete, and Edit.
• Developed responsive components for websites on AEM, ensuring cross-device compatibility.
• Created a Single Page Application (SPA) with multiple views using AngularJS's route services.
• Built RESTful API web services using Node.js, GraphQL, and Express.js, incorporating Express, Angular (v12, v13), Node.js, and MongoDB to store and present assessments.
• Developed custom directives for code reuse in Angular, incorporating restrict values, isolate scope, templates, and link functions.
• Created custom workflows for image renditions and REST-based integration in AEM using JSON-based data.
• Implemented form validation and developed forms using controllers, data binding, filters, and expression modules in Angular (v12, v13) and AngularJS.
• Resolved cross-browser compatibility issues across various browsers, including IE, Safari, Chrome, Firefox, and Opera.
• Debugged applications using tools such as Firebug, IE Tester, and Chrome Inspector.
• Involved in web app design and programming using Angular (v12, v13), HTML, CSS, and Angular Material.
• Worked on schedulers to feed content into AEM and optimize performance.
• Participated in Agile Scrum meetings, updating tasks based on user stories in Rally.

Environment: HTML/HTML5, CSS/CSS3, SASS, AngularJS, Adobe AEM (CQ), JavaScript, Angular 12, 13, Node.js, Bootstrap, AJAX, JSON, Photoshop, GIT, Grunt, Jasmine, Npm, Bower, Agile.

• Collaborated with system analysts to gather and define technical requirements for projects.
• Designed and developed responsive web pages using HTML, CSS, and JavaScript, incorporating jQuery for dynamic functionality.
• Leveraged JavaScript and jQuery to create intuitive GUI components and perform client-side validation.
• Implemented dynamic web elements, including dropdown menus, using jQuery to enhance user experience.
• Integrated APIs and Web Services through AJAX, handling data interchange via JSON and XML.
• Managed the end-to-end design process for client websites, from conceptualization through to implementation and maintenance.
• Actively contributed to a dynamic team environment, participating in continuous integration, testing, debugging, and deployment processes.

Environment: HTML/HTML5, CSS/CSS3, SASS, AngularJS, Adobe AEM (CQ), JavaScript, Angular 12, 13, Node.js, Bootstrap, AJAX, JSON, Photoshop, GIT.