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venkat sai - ui/ux

[email protected]

Location: Dallas, Texas, USA

Relocation: yes

Visa: H1B

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VENKATA SAI +1(972) 678-0442 | [email protected] | Dallas, TX | LinkedIn SUMMARY Senior Front-End Engineer with 7 years of experience designing and delivering highly interactive, scalable web applications using Angular 13 15, TypeScript, JavaScript (ES6+), Node.js, and REST APIs, improving user experience and performance across complex enterprise platforms. Proven expertise in component-driven architecture, state management (RxJS, NgRx), and responsive UI development with HTML5, CSS3, SCSS, ensuring pixel-perfect, accessible interfaces (WCAG/ADA compliant). Skilled in designing and implementing portal front-end architectures, integrating with RESTful APIs and backend services, and delivering intuitive user experiences. Strong background in modern JavaScript (ES6+) and TypeScript, applying advanced features like async/await, generics, and decorators to produce clean, type-safe, and maintainable codebases. Skilled in designing RESTful and GraphQL APIs using Node.js/Express.js, integrating with SQL and NoSQL databases to deliver robust, secure, and scalable backend services. Experienced with AWS cloud services, CI/CD pipelines, and backend technologies (Node.js, Express, SQL/NoSQL) to support full-stack development. Adept at working in Agile/Scrum environments, collaborating closely with UI/UX designers, backend engineers, and stakeholders to deliver high-quality features. TECHNICAL SKILLS Core Languages: JavaScript (ES6+), TypeScript, HTML5, CSS3/SCSS, Node.js Frontend Development: Angular (15, 13+), Angular CLI, React, RxJS, NgRx, TypeScript, JavaScript (ES6+), HTML5, CSS3, SCSS. Frameworks / Libraries: React, ReactJS, Redux, React Router, Next.js, Bootstrap, Styled Components. JavaScript & TypeScript: JavaScript (ES6+), TypeScript, Async/Await, Promises, Closures, Modules, Fetch API, Axios. UI / Styling: Flexbox, CSS Grid, SCSS, OOCSS, BEM, CSS-in-JS, Responsive Design, Semantic HTML. Testing: Jest, React Testing Library (RTL), Cypress, Selenium. Performance: Lazy Loading, Code Splitting, Webpack, Lighthouse, Tree Shaking, PWA Optimization. Cloud & DevOps: AWS (S3, Lambda, API Gateway, CloudFront, RDS), Docker, Jenkins, GitHub Actions, CI/CD. Collaboration: Agile (Scrum/Kanban), JIRA, Git/GitHub/GitLab, Code Reviews, CI/CD Pipelines. DevOps / Tooling: NPM, Yarn, ESLint, Prettier, Husky, Postman, Jenkins, GitLab CI/CD. Design Integration: Figma, Adobe XD, Sketch, Storybook, Component-driven Design Systems PROFESSIONAL EXPERIENCE Elsevier Health Senior Front End Engineer Remote Jan 2024 Present Tech Stack/ Tools: Angular 15, TypeScript, RxJS, NgRx, HTML5, SCSS, Node.js, AWS (S3, Lambda, CloudFront), REST APIs, NPM, Git, Agile, JIRA. Led the development of patient scheduling and prescription management portals using Angular, focusing on scalable component-based architecture and RxJS observables for reactive programming. Built reusable Angular components with Material UI and SCSS, reducing development time for new modules by 35%. Integrated frontend with backend services via RESTful APIs and GraphQL, ensuring secure data communication with JWT and OAuth 2.0. Built custom Angular components, directives, and pipes to promote code reusability and maintainability, aligning with component-driven design pattern Optimized Angular change detection strategy (OnPush) and leveraged RxJS observables, NgRx store for predictable state management, reducing memory leaks and improving UI responsiveness. Implemented Angular reactive forms with dynamic validations and custom validators, enabling highly interactive and user-friendly form-based workflows for enterprise portals. Developed dynamic, interactive front-end features using modern JavaScript (ES6+), including async/await, arrow functions, destructuring, and template literals for cleaner, more maintainable code. Built SCSS utility frameworks with reusable mixins and variables for consistent styling across multiple Angular projects. Applied CSS Grid and Flexbox layouts for advanced, adaptive designs that maintained UI consistency across browsers and screen sizes. Integrated RESTful APIs and Node.js microservices for user scheduling, authentication, and real-time data updates, cutting API response times by 30%. Deployed and managed portal applications on AWS S3 + CloudFront with CI/CD pipelines configured in GitHub Actions. Worked with backend teams on Node.js microservices hosted in AWS Lambda and API Gateway, ensuring seamless integration with the Angular front-end. Designed scalable microservices in Node.js with Express.js, separating services into smaller, domain-driven contexts to improve maintainability and scalability. Developed GraphQL schemas, resolvers, and data loaders, reducing redundant API calls and improving query efficiency for Angular frontends. Applied AWS CloudWatch alarms, metrics, and dashboards to monitor application health, logging, and performance in real time. Managed source code with Git/GitHub/GitLab, following GitFlow branching strategies (feature, hotfix, release branches) to maintain clean and stable codebases. Actively collaborated in Agile ceremonies (sprint planning, stand-ups, retrospectives), tracked tasks in JIRA, and partnered with backend engineers to seamlessly integrate APIs into frontend components. FIS | Cincinnati, OH Front End Developer Jun 2022 Dec 2023 Tech Stack/ Tools: Angular 13, TypeScript, Javascript (ES6+), RxJS, NgRx, HTML5, SCSS, Node.js, AWS (S3, Lambda, CloudFront), REST APIs, NPM, Git, Agile, JIRA. Developed and enhanced single-page applications (SPAs) using ReactJS and JavaScript ES6+, delivering high-performance and scalable solutions. Implemented OOCSS/SCSS styling methodologies to streamline CSS structure, improving maintainability and consistency across applications. Built modular Angular applications using Angular CLI, leveraging components, services, and dependency injection for scalable architectures. Leveraged Angular Reactive Forms & Template-driven forms to create complex, dynamic input forms with advanced validation and user-friendly error handling. Integrated Angular Router with lazy loading, preloading strategies, and route guards to optimize navigation performance and secure application routes. Optimized Angular applications with change detection strategies (OnPush, async pipe), significantly improving rendering performance for data-heavy dashboards. Applied JavaScript prototypes, closures, and higher-order functions to create flexible, reusable business logic modules. Configured Angular routing and lazy loading to optimize application performance and reduce bundle sizes. Leveraged JavaScript asynchronous programming models (Promises, async/await, callbacks) to optimize API call chaining and event-driven workflows. Built RESTful services with pagination, sorting, and filtering features, enabling efficient data access for UI components. Configured AWS RDS clusters for relational data and DynamoDB tables for unstructured datasets, integrating them into Node.js applications. Developed RESTful APIs and microservices with Node.js and Express, handling routing, middleware, and error management for scalable back-end systems. Created serverless APIs with AWS Lambda integrated with API Gateway, delivering lightweight and cost-effective backend services. Implemented CSS-in-JS solutions (Styled Components/Emotion) for modular styling and improved maintainability. Automated end-to-end testing workflows with Cypress to validate UI flows and user journeys. Performed comprehensive cross-browser and device testing (Chrome, Firefox, Safari, Edge) to ensure consistent rendering, functionality, and compliance with WCAG accessibility standards. Improved responsive design workflows across multiple browsers and devices, increasing mobile usability scores by 20%. Worked in Agile sprints, tracked tasks in JIRA, and collaborated closely with backend engineers to integrate APIs. Integrated linting (ESLint) and formatting (Prettier) into CI pipelines to enforce coding standards. Ensured compliance with brand standards and accessibility requirements across all front-end deliverables. WIPRO | Bengaluru, IN Front End Developer Jan 2018 Jun 2021 Tech Stack/ Tools: Angular 13, TypeScript, Javascript (ES6+), RxJS, NgRx, HTML5, SCSS, Node.js, AWS (S3, Lambda, CloudFront), REST APIs, NPM, Git, Agile, JIRA. Designed and implemented responsive web layouts using HTML5, CSS3, Bootstrap, Flexbox, and Grid systems, ensuring mobile-first design principles and consistent rendering across devices and browsers. Configured Angular routing with guards, resolvers, and lazy modules, ensuring efficient navigation, security, and reduced initial load time. Designed custom Angular libraries for internal use, packaging reusable UI components, services, and utilities that were shared across multiple projects. Applied JavaScript prototypes, closures, and higher-order functions to create flexible, reusable business logic modules. Integrated Docker-based builds for Angular + Node.js apps, enabling consistent deployments across multiple environments. Developed responsive HTML/CSS layouts with Bootstrap, Grid, and Flexbox, ensuring mobile-first design. Created interactive UI features such as modals, accordions, and dashboards using React and ES6+. Built API-driven components to fetch, render, and update data in real-time. Collaborated with senior developers on code reviews, Git branching, and Agile ceremonies, learning scalable front-end practices. Implemented unit tests (Jest) for basic component validation. Partnered with QA teams to identify, troubleshoot, and resolve UI bugs, ensuring smooth end-user experiences while adhering to project deadlines and Agile sprint deliverables Participated in peer code reviews, ensuring maintainable and scalable front-end architecture. Documented and showcased reusable UI components in Storybook, providing design consistency and faster onboarding for developers and designers. EDUCATION University of South Florida, Tampa Master of Science in Business Analytics and Information Systems | Aug 2021 May 2023 Relevant Coursework: ADBMS, ASAD, Data Visualization, Six Sigma, Distributed Information Systems, Data Mining, Data Science GITAM University, Bengaluru Bachelor of Engineering | Aug 2014 Jun 2018 Relevant Coursework: Data Structures, Object-Oriented Programming, Software Project Management, Cloud Computing Keywords: continuous integration continuous deployment quality analyst user interface user experience javascript sthree Ohio Texas