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Pravalika - Java Developer

[email protected]

Location: Dallas, Texas, USA

Relocation: No

Visa: H1B

Resume file: Pravallika Java Full Stack_1774556839995.docx Please check the file(s) for viruses. Files are checked manually and then made available for download.

Pravallika Sr. java Developer Email: [email protected] +1 972-924-5835 (Employer), C2C Only, H1B (Passport Number also shared) Looking for Dallas TX or Remote roles Please Professional Summary 10+ years of experience designing, developing, and delivering scalable, high-performance enterprise applications using Java 8/11/17, Spring Framework - Core, MVC, Boot, Data JPA, Security, AOP, Batch, Hibernate, and Microservices, Micro-Frontend architectures. Designed scalable microservice architectures following domain-driven design (DDD) principles. Extensive experience in Agile Scrum environments, actively participating in sprint planning, daily stand-ups, retrospectives, backlog grooming, and cross-team collaboration with product owners, UX designers, QA, and DevOps teams. Implemented GraphQL caching and pagination strategies for high-traffic applications. Applied testing strategies used at scale, including the test pyramid to ensure fast feedback and high system reliability. Designed multi-tenant SaaS architectures supporting secure data isolation and elastic scaling. Strong knowledge of HTML5, CSS3, SCSS, and JavaScript (ES6+) for creating dynamic, interactive, and accessible user interfaces. Integrated D3 visualizations within Vue.js components using SVG and Canvas elements for performance optimization. Implemented real-time data updates using WebSockets and event-driven architectures for high-traffic applications. Developed rapid Figma prototypes to validate UI/UX decisions, reducing design-to-development handoff time. Strong understanding of modular and component-driven architecture to build scalable applications that align with business goals. Gained hands-on experience with Scala, leveraging functional programming concepts such as immutability, higher-order functions, and collections. Hands-on experience in end-user interaction tracking to deliver user-centric insights and improve usability metrics. Built and supported SaaS-based platforms with multi-tenant architectures and scalable backend services. Participated in code reviews to maintain code quality, ensure best practices, and mentor junior developers. Proficient in performance debugging tools such as Chrome DevTools, Lighthouse, and Webpack Analyzer for efficient troubleshooting. Designed and implemented high-volume, low-latency microservices capable of handling thousands of concurrent requests. Created reactive forms with custom and built-in Angular validations to ensure robust user input handling. Proficient in developing modern, responsive, and accessible web applications using ReactJS, Redux, Angular, TypeScript, JavaScript, HTML5, CSS3, and SCSS, ensuring cross-browser compatibility and WCAG 2.1 accessibility compliance. Implemented CI-driven automated testing integrated with pipelines to enable early defect detection and continuous quality validation. Hands-on expertise in RESTful and SOAP web services using JAX-RS, JAX-WS, Spring MVC, Spring Boot, JAXB, integrating backend systems asynchronously via Apache Camel, JMS, and implementing secure APIs with OAuth 2.0, JWT, and role-based access controls. Collaborated with UI/UX teams to ensure pixel-perfect implementation of designs and a seamless user experience Strong backend and database skills with Oracle, PostgreSQL, MySQL, and MongoDB, including query optimization, transaction management, stored procedures, triggers, and Spring Data JPA/Hibernate integration. Adept at integrating RESTful APIs and GraphQL APIs with front-end applications for seamless data communication. Experienced in setting up and managing CI/CD pipelines using tools like Jenkins, Azure DevOps, and AWS CodeBuild. Experienced in microservices and event-driven systems, implementing containerized applications using Docker and Kubernetes, and deploying via CI/CD pipelines with Jenkins, Maven, and Git. Skilled in unit and integration testing using JUnit 5, Mockito, Jest, and Enzyme, applying TDD/BDD principles, with logging, monitoring, and debugging using Log4j and analytics tools like Adobe Analytics, Google Analytics. Leveraged GraphQL with TypeScript for efficient data fetching and schema validation. Expertise in building modular, reusable, and maintainable solutions following OOAD principles, SOA, and design patterns DAO, MVC, Singleton, and Factory. Demonstrated ability to design and maintain micro-frontend architectures, lazy loading, dynamic imports, and shared state management with Redux, enhancing performance, scalability, and independent deployment. Adept at integrating RESTful APIs and GraphQL APIs with front-end applications for seamless data communication. Proven track record of delivering data-driven UX improvements, accessibility enhancements, and high-quality full-stack solutions in large-scale, mission-critical applications. Excellent communication, collaboration, and stakeholder management skills, capable of bridging technical and business requirements to deliver successful projects. TECHNICAL SKILLS Languages: Java 8/11/17, Java/J2EE, TypeScript, JavaScript (ES6+), SQL Frameworks & Backend: Spring Core (IoC/DI), Spring MVC, Spring Boot, Spring Data JPA, Spring Transaction Management, Spring AOP, Spring Security, Spring Batch, Hibernate, JPA Frontend & UI: ReactJS, Redux/NgRx, Angular (2 17), HTML5, CSS3, Bootstrap, Angular Material, AJAX, SCSS Cloud & DevOps: AWS (EC2, S3, Lambda, SQS, CloudFront), Docker, Kubernetes, Amazon Q, CI/CD pipelines Microservices & Messaging: Microservices Architecture, Spring Boot, Spring Cloud, RESTful APIs, SOA, Apache Kafka, JMS Security: OAuth 2.0, JWT, LDAP, Basic Authentication, Spring Security Databases: Oracle, PostgreSQL, MySQL, MongoDB Web Services: REST, SOAP, JAX-RS, JAX-WS, JAXB Tools & IDEs: Eclipse, Visual Studio, Visual Studio Code, WebStorm, Maven, Jenkins, Git, SVN, SOAP UI Testing & Logging: JUnit 5, Mockito, Log4j, Jest, Enzyme Methodologies: Agile/Scrum Project & Tracking Tools: Jira, Confluence EXPERIENCE Sr. Frontend Developer Verizon, Irving, TX 10/2022 12/2025 Verizon ACSS, Automated Customer Support System is a large-scale, enterprise web application that enables customer service agents to manage wireless service changes, customer interactions, and case workflows. The application follows a micro-frontend architecture to deliver scalable, modular, and performance-optimized UI components across Service Change, Overview, and Search modules. The project emphasizes accessibility compliance WCAG 2.1, seamless integration with backend services, and deployment through CI/CD pipelines in an Agile environment. Designed and developed responsive UI components using ReactJS, Redux, TypeScript, and JavaScript (ES6+) for ACSS modules including Service Change, Overview, and Search. Built complex UI features such as shopping cart components, dynamic card layouts, and case follow-up modules to optimize agent workflows. Designed integration and contract testing strategies for microservices to ensure backward compatibility and service reliability. Optimized API response times using non-blocking I/O, asynchronous processing, and efficient thread management. Built Scala-based REST and streaming services interoperating with Java microservices. Integrated GraphQL APIs securely with authentication and authorization mechanisms. Used API Gateway patterns for routing, authentication, rate limiting, and request aggregation. Utilized React.js (16.x and 17.x), Redux, HTML5, CSS3, and Bootstrap 4/5 to build SPAs for e-commerce web platforms. Worked closely with UI/UX teams to ensure pixel-perfect implementation of designs and a seamless user experience. Ensured high availability and scalability for SaaS workloads through cloud-native design patterns. Built reusable UI components using Angular Directives, Pipes, and PrimeNG to ensure code modularity and scalability. Designed interactive UI/UX wireframes and prototypes in Figma, ensuring seamless translation of design to development. Designed tenant-aware configuration management for flexible customer customization. Developed responsive and cross-browser-compatible layouts using SCSS, Bootstrap 5, and Angular's built-in styling capabilities. Developed RESTful APIs with Express.js and TypeScript, ensuring high-performance and maintainability Developed and maintained Scala-based services alongside Java applications in a mixed JVM ecosystem Performed performance, load, and stress testing to validate system behavior under high-traffic conditions. Developed dynamic single-page applications (SPAs) using Vue 2/3 with Vue Router and Vuex for state management. Integrated third-party libraries such as React Router, Material-UI, and other NPM packages to speed up development. Integrated Heroku Postgres and Redis add-ons for persistent storage and caching. Integrated third-party libraries like Chart.js and D3 for interactive dashboards and data visualizations. Built interactive front-end screens supporting sorting, pagination, and search functionality using core React.js features (Props and State). Quickly ramped up on new JVM technologies, applying Scala best practices within existing microservice architectures. Implemented micro-frontend architecture, modularizing ACSS features into independently deployable UI pods to support faster releases and reduced dependencies. Managed state isolation and controlled shared state across micro-frontends using Redux patterns and interface contracts. Used Angular13 to develop dynamic single-page applications (SPAs) with reusable, modular components. Standardized UI behavior across micro-frontends by leveraging shared component libraries, consistent theming, and WCAG-compliant accessibility guidelines. Developed and maintained secure API integrations between frontend and backend services, ensuring reliable and efficient data exchange. Delivered UI enhancements and performance optimizations, maintaining consistent branding and design standards. Built reusable UI components for dynamic search filtering and result rendering in the ACSS Search module. Developed Overview page features, including Two-Way SMS pods, AI-powered smart reply suggestions, and case follow-up sections to improve agent-customer interactions. Built and deployed Two-Way SMS integrations using REST APIs and container-based workflows. Consumed RESTful APIs to dynamically fetch and display content such as product data, user preferences, and order details. Collaborated with analytics teams to implement Adobe Analytics, Adobe Launch, and Google Analytics event tracking and dataLayer tagging for data-driven UX improvements. Performed unit testing using Jest and Enzyme, maintaining 90%+ test coverage. Used Figma's inspect mode to extract CSS styles, typography, and spacing, streamlining front-end implementation. Conducted peer code reviews to ensure coding standards, performance, and maintainability. Validated accessibility using AXE and Wave, collaborating with QA for end-to-end ADA compliance testing. Integrated micro-frontends into host application using lazy loading and dynamic imports, improving initial load times and application performance. Leveraged Vuetify and BootstrapVue for rapid UI development with consistent styling and responsiveness. Implemented AI-driven smart reply suggestions, supporting multi-language functionality (English and Spanish). Applied ARIA attributes, semantic HTML, and screen-reader-friendly patterns; validated with JAWS 2022 for WCAG 2.1 compliance. Utilized Jira and Confluence for task tracking, documentation, and sprint management. Collaborated with platform and DevOps teams to deploy micro-frontends via CI/CD pipelines using Jenkins and Git, enabling independent versioning and safer production releases. Environment: ReactJS, Redux, TypeScript, JavaScript (ES6+), Node.js, Express.js, MongoDB, RESTful APIs, HTML5, CSS3, SCSS, Micro-Frontend Architecture, Docker, Jenkins, Git, JAWS 2022, Adobe Analytics, Adobe Launch, Google Analytics, Jest, Enzyme, AXE, Wave, Jira, Confluence, Agile/Scrum Sr. Full Stack Developer CVS Health, Atlanta, GA 10/2019 09/2022 The CVS Health Member & Provider Platform is a healthcare-focused enterprise application that enables management of health plan benefits, care programs, pharmacy services, and promotional healthcare offerings. The platform allows CVS administrators and business users to configure, publish, and manage member programs, care initiatives, pharmacy promotions, and eligibility-based offerings, while maintaining compliance with healthcare regulations. It integrates with downstream systems for payments, notifications, eligibility verification, and audit tracking, providing secure access for internal users and external healthcare partners. The application emphasizes scalability, security, and maintainability, supporting efficient workflows for both member-facing and internal provider support operations. Developed and maintained RESTful APIs using Java 11/17 and Spring Boot with Spring JDBC to support healthcare program configuration, eligibility validation, and member-facing data access. Built full-stack features by creating responsive UI components with ReactJS, using Redux for state management and React Router for dynamic client-side navigation. Designed microservices with horizontal scalability to support traffic spikes in production environments. Developed responsive and dynamic single-page applications (SPAs) using React.js v15.x ensuring high performance and reusability. Implemented test data management strategies for distributed systems to support parallel test execution. Implemented OAuth 2.0 role-based access controls to securely manage healthcare operations for multiple roles, including administrators, program managers, and pharmacy users. Worked with GraphQL and integrated it with the Apollo Client to fetch data efficiently from back-end services. Designed and developed microservices using Spring Boot and Java 8, ensuring seamless interaction with front-end React applications. Supported zero-downtime deployments for SaaS platforms through blue-green and canary strategies. Designed and implemented GraphQL schemas to support flexible, efficient client-side data consumption. Developed RESTful and GraphQL APIs for fetching and updating data, ensuring optimal back-end performance and scalability. Reduced end-to-end request latency through API optimization and payload minimization. Implemented caching strategies (Redis/in-memory caching) to reduce backend load and improve response latency. Worked with Apache Camel for routing, data transformation, and exception handling between internal systems and external healthcare services. Implemented business process workflows with JBPM for approval, review, and lifecycle management of healthcare programs and pharmacy initiatives. Created responsive and accessible UI screens, ensuring cross-device compatibility and adherence to WCAG accessibility guidelines. Enabled observability using centralized logging, metrics, and distributed tracing for faster issue resolution. Utilized Scala for high-performance backend components, improving code conciseness and maintainability. Implemented responsive web design principles using HTML5, CSS3, and JavaScript (ES6+) for cross-browser compatibility and mobile-first designs. Developed RESTful web services for middle-tier processing and integrated them with React.js for dynamic data updates. Practiced shift-left testing by collaborating closely with developers and QA to catch defects early in the development lifecycle. Built reusable and scalable front-end UI components in React.js to handle search functionality, pagination, and data filtering. Utilized AWS services such as EC2, S3, and CloudFormation to deploy and manage scalable applications in the cloud. Wrote CloudFormation Templates (CFTs) in YAML and JSON to provision AWS services as part of Infrastructure as Code (IaC). Utilized Docker and Kubernetes to containerize and orchestrate microservices, ensuring scalable deployments and fault tolerance. Implemented Spring AOP-based logging and monitoring to capture application events for troubleshooting and auditing. Assisted with performance tuning, load balancing, and optimization during high-traffic healthcare enrollment and promotional periods. Transformed and bound XML based healthcare data using JAXB, ensuring secure data exchange between internal systems and external partners. Collaborated in Agile Scrum teams, participating in sprint planning, daily stand-ups, retrospectives, and close coordination with product owners, QA, and healthcare stakeholders. Environment: Java 11/17, Spring Boot, Spring MVC, Spring IOC, Spring AOP, Spring JDBC, PostgreSQL, RESTful APIs, ReactJS, Redux, React Router, JavaScript (ES6+), HTML5, CSS3, Apache Kafka, JBPM, OAuth 2.0, Multithreading, Docker, Kubernetes, Jenkins, Maven, Git, AWS (EC2, S3, Lambda), Tomcat, Agile/Scrum Sr. Full Stack Developer SCIF, Pleasanton ,CA 09/2016 10/2019 SCIF Digitization Platform is an enterprise application developed to capture, control, and distribute product and trading data across the organization. The platform enables the bank to evaluate risks, manage product details, and digitize documents using ICR technology, storing structured XML in MarkLogic. Operations teams validate and approve data for downstream processing. The platform leverages a microservices architecture with Spring Boot and provides secure, scalable web applications for internal users. Developed and maintained RESTful APIs using Java 8, Spring Boot, and Spring Data JPA for product data management, risk evaluation, and document processing. Built microservices to support digitization workflows, document validation, and integration with downstream systems. Tuned JVM performance and optimized database access patterns to meet strict latency SLAs. Designed PostgreSQL database schemas, optimized queries, and integrated data access using Spring Data JPA. Developed responsive and dynamic UI components using ReactJS for dashboards and search modules, leveraging Redux/NgRx for state management and React Router for client-side navigation. Built Angular 5/6 components for document digitization workflows, utilizing TypeScript for maintainable, type-safe code. Implemented OAuth 2.0 and Spring Security for role-based authentication, session management, and multi-user access control. Applied core Java 8 features including Collections, Exception Handling, I/O, and Generics for backend processing. Integrated JAX-RS and JAX-WS services for internal and external system communication. Implemented multithreading for high-volume data processing and background validation tasks. Utilized Docker to containerize microservices and applications for consistent deployments across environments. Designed microservices for independent deployment and versioning, reducing release risks. Configured and deployed applications on AWS EC2, storing files in S3, and using Lambda and SQS for serverless processing and messaging. Applied Spring IOC, Spring AOP, Spring Transactions, and Spring Batch for modular, maintainable, and transactional workflows. Built CI/CD pipelines using Jenkins and Maven for automated builds, testing, and deployments. Performed code reviews, performance tuning, debugging, and refactoring to ensure maintainable and high-quality code. Collaborated in Scrum teams, using JIRA for task tracking, sprint planning, and retrospectives. Leveraged MarkLogic for structured XML storage and ICR tools for accurate document data extraction and validation. Environment: Java 8, Spring Boot, Spring MVC, Spring IOC, Spring AOP, Spring Transactions, Spring Batch, Spring Data JPA, PostgreSQL, ReactJS, Redux/NgRx, React Router, Angular 5/6, TypeScript, JavaScript (ES6+), HTML5, CSS3, JAX-RS, JAX-WS, OAuth 2.0, Multithreading, AWS (EC2, S3, Lambda, SQS), Docker, Jenkins, Maven, Git, Eclipse, Agile/Scrum, MarkLogic, ICR tools Sr. Full Stack Developer IMI Mobile 03/2015 07/2016 Contributed to Humana s Digital Health and Analytics (DH&A) platform, developing and supporting web applications for Healthlogix. The system enabled healthcare administrators and users to access, manage, and analyze health program data while integrating multiple backend services. The platform leveraged a Spring-based microservices architecture, SOAP/REST web services, and relational databases to deliver scalable, secure, and maintainable enterprise solutions. Developed RESTful and SOAP-based web services using Spring Boot, Spring MVC, Spring JDBC, and Hibernate for member data management and program configuration. Built microservices components and integrated them with JMS queues for asynchronous, event-driven communication between services. Implemented authentication, role-based access control, and session management using Spring Security. Designed and executed Oracle stored procedures and SQL queries using Spring DAO for secure and efficient database operations. Applied core Java 8 concepts, object-oriented principles, and design patterns DAO, MVC, Singleton, Factory to implement scalable backend logic. Created responsive UI screens using HTML5, CSS3, JSP, JavaScript, and AJAX for dynamic data entry and workflow management. Designed and consumed SOAP/WSDL services and RESTful APIs for integration with internal and external systems. Leveraged Apache Camel for message routing, data transformation, and exception handling across services. Wrote unit tests using JUnit to ensure reliability and maintain high code coverage. Tested web service functionality and responses using SOAP UI to validate integrations. Built, packaged, and deployed applications using Maven on WebLogic Server. Managed version control with SVN and supported continuous integration using Jenkins. Developed and debugged applications using Eclipse IDE, leveraging its build, debugging, and integration tools. Created UML-based documentation including Use Case, Class, Sequence, and Activity Diagrams using Rational Rose. Environment: Java 8/Core Java, J2EE, Spring MVC, Spring JDBC, Hibernate, Microservices Architecture, SOAP, RESTful Web Services, WSDL, JAXB, EJB, JSP, HTML5, CSS3, JavaScript, AJAX, Oracle, WebLogic Server, JMS, Maven, Eclipse IDE, SVN, Jenkins CI, UML, SOAP UI, Agile/Scrum EDUCATION: Master of Science in Information Technology (M.S. IT) University of Mary Hardin Baylor, 2018 Bachelor of Science in Information Technology (B.S. IT) Osmania University, 2015 Keywords: continuous integration continuous deployment quality analyst artificial intelligence user interface user experience javascript sthree information technology California Georgia Texas