Hello, I'm NagaPadmini Vallabhuni, a senior frontend developer with over 10 years of experience building scalable, high-performance web apps using React.js, Next.js, TypeScript, and modern JavaScript. I design component-driven architectures, design systems, and micro-frontends to boost development efficiency and deliver enterprise-grade UI. I focus on performance, accessibility, and SEO, consistently improving page load times and Core Web Vitals, and I collaborate with cross-functional teams to ship user-centric solutions. I'm an advocate for AI-assisted development, testing, and reliable CI/CD, and I enjoy turning complex requirements into delightful experiences.

NagaPadmini Vallabhuni

Hello, I'm NagaPadmini Vallabhuni, a senior frontend developer with over 10 years of experience building scalable, high-performance web apps using React.js, Next.js, TypeScript, and modern JavaScript. I design component-driven architectures, design systems, and micro-frontends to boost development efficiency and deliver enterprise-grade UI. I focus on performance, accessibility, and SEO, consistently improving page load times and Core Web Vitals, and I collaborate with cross-functional teams to ship user-centric solutions. I'm an advocate for AI-assisted development, testing, and reliable CI/CD, and I enjoy turning complex requirements into delightful experiences.

Available to hire

Hello, I’m NagaPadmini Vallabhuni, a senior frontend developer with over 10 years of experience building scalable, high-performance web apps using React.js, Next.js, TypeScript, and modern JavaScript. I design component-driven architectures, design systems, and micro-frontends to boost development efficiency and deliver enterprise-grade UI.

I focus on performance, accessibility, and SEO, consistently improving page load times and Core Web Vitals, and I collaborate with cross-functional teams to ship user-centric solutions. I’m an advocate for AI-assisted development, testing, and reliable CI/CD, and I enjoy turning complex requirements into delightful experiences.

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Experience Level

Expert
Expert

Work Experience

Senior Frontend Developer at USAA
March 1, 2025 - Present
Engineered scalable, high-performance web applications using React.js, TypeScript, and modern JavaScript (ES6+), delivering responsive, user-centric interfaces aligned with business goals. Built reusable, modular component architectures leveraging React Hooks, Context API, and component composition, improving development efficiency by 30–50% and enabling scalable UI systems. Optimized frontend performance with code splitting, lazy loading, memoization, and dynamic imports, boosting page load speed by 40–70% and improving Core Web Vitals (LCP, CLS, INP). Implemented SSR/Next.js for SEO-friendly, high-traffic apps and integrated REST/GraphQL backends to support real-time data. Led testing and AI-assisted development to reduce defects and accelerate delivery.
Frontend Developer at American Express
March 1, 2022 - February 1, 2025
Delivered enterprise-grade UI solutions leveraging internal Design Language Systems (DLS), optimized builds with Bazel and Webpack, and implemented CI/CD pipelines to reduce deployment time. Integrated Microsoft Dynamics 365 with external systems via Web APIs for real-time data synchronization and dynamic UI rendering. Managed complex application state with React Context and Redux, ensuring scalable, maintainable code across large applications. Collaborated with UX/UI designers to translate Figma designs into pixel-perfect interfaces and maintained scalable design systems, while ensuring WCAG accessibility.
UI Developer at Liberty Mutual
December 1, 2019 - February 1, 2022
Engineered scalable UI components using Angular 15+ (TypeScript, RxJS), enhancing user experience across auto-insurance policy confirmation and enrollment workflows. Architected modular frontend solutions with component-based design, services, and dependency injection, reducing development effort by 30%+. Built automated testing frameworks (Jasmine, Karma, Angular Testing Library, Cypress) with high test coverage and reduced production defects. Implemented feature-flag-driven UI with LaunchDarkly/Unleash, integrated mock services, designed responsive layouts, and built reusable components with Angular Material.
UI Developer at Comcast
December 1, 2016 - December 1, 2019
Developed scalable, reusable UI components with React and Angular; built modular front-end architectures (micro-frontends) adopted across multiple teams. Improved page load speed by 40–70% via code splitting, lazy loading, and asset optimization; reduced bundle size by 30–50% through tree shaking and optimized pipelines. Built and maintained a scalable Nx/Turborepo monorepo, achieved Google Core Web Vitals benchmarks, and resolved cross-browser compatibility issues to ensure consistent UX. Enhanced user engagement and conversions through intuitive UI patterns and A/B testing.
Web Developer at Quess Corp Limited
April 1, 2014 - August 1, 2015
Designed and delivered scalable web applications using React, AWS, and TypeScript. Migrated legacy Visual Basic 6 codebase to Java and JavaScript with enhanced modularity. Modernized UIs with ES6+, jQuery, and responsive design; built modular JavaScript utilities for form validation and session handling. Deployed frontend applications on AWS S3/CloudFront, implemented serverless architecture with AWS Lambda and API Gateway, and developed CI/CD pipelines with GitHub Actions. Established monitoring with CloudWatch and optimized hosting with CDN for global accessibility.

Education

Master of Science in Information Technology at Silicon Valley University
January 11, 2030 - January 1, 2016
Bachelor of Technology in Computer Science Engineering at JNTU Kakinada
January 11, 2030 - January 1, 2014

Qualifications

Add your qualifications or awards here.

Industry Experience

Software & Internet, Financial Services, Professional Services