Hi, I'm Sanjay Sukumar Ponguleti, a passionate Full Stack Developer with over 10 years of experience building scalable, high-performance web applications. I enjoy working with modern front-end frameworks like React.js, Vue.js, and Angular, as well as back-end technologies including Node.js and Java Spring Boot. My expertise also extends to cloud computing and DevOps, where I've led several enterprise-scale migrations and optimized deployments. I thrive in collaborative Agile environments, working closely with cross-functional teams to deliver impactful solutions. I value clean, maintainable code and am committed to continuous learning — whether it's integrating AI models to improve workflows or enhancing user interfaces for better experiences. If you're looking for someone who combines technical depth with practical business insights, I'm your developer!

Sanjay Sukumar Ponguleti

Hi, I'm Sanjay Sukumar Ponguleti, a passionate Full Stack Developer with over 10 years of experience building scalable, high-performance web applications. I enjoy working with modern front-end frameworks like React.js, Vue.js, and Angular, as well as back-end technologies including Node.js and Java Spring Boot. My expertise also extends to cloud computing and DevOps, where I've led several enterprise-scale migrations and optimized deployments. I thrive in collaborative Agile environments, working closely with cross-functional teams to deliver impactful solutions. I value clean, maintainable code and am committed to continuous learning — whether it's integrating AI models to improve workflows or enhancing user interfaces for better experiences. If you're looking for someone who combines technical depth with practical business insights, I'm your developer!

Available to hire

Hi, I’m Sanjay Sukumar Ponguleti, a passionate Full Stack Developer with over 10 years of experience building scalable, high-performance web applications. I enjoy working with modern front-end frameworks like React.js, Vue.js, and Angular, as well as back-end technologies including Node.js and Java Spring Boot. My expertise also extends to cloud computing and DevOps, where I’ve led several enterprise-scale migrations and optimized deployments.

I thrive in collaborative Agile environments, working closely with cross-functional teams to deliver impactful solutions. I value clean, maintainable code and am committed to continuous learning — whether it’s integrating AI models to improve workflows or enhancing user interfaces for better experiences. If you’re looking for someone who combines technical depth with practical business insights, I’m your developer!

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Language

English
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Work Experience

Senior Fullstack Engineer at Hewlett-Packard (HP), Fort Collins, CO
March 1, 2024 - June 10, 2024
Led frontend UI application development for the Triage Acceleration Tool using React.js and Redux, improving bug tracking and management in Jira and ADO. Integrated AI models (GPT-3.5 and GPT-4) for intelligent bug prioritization and triage. Developed backend services with Node.js and Express.js; collaborated on API and GraphQL contracts. Optimized frontend and backend with React Query, Axios, Material-UI, Bootstrap, GraphQL batching, and caching. Built reusable UI components, enhanced performance via code splitting and lazy loading, and deployed applications on Azure. Implemented secure authentication and authorization with JWT and OAuth, contributing to automated workflows and continuous integration.
Software Engineer at American Express, Sunrise, FL
October 1, 2022 - March 1, 2024
Designed and maintained interactive web applications with React.js, Redux Toolkit, and React Context API, focusing on performance enhancements using lazy loading and code splitting. Built backend RESTful APIs with Node.js and Express.js, integrated Azure services, and implemented secure authentication with OAuth, Firebase, and JWT. Managed deployment pipelines with Azure DevOps and Jenkins, ensured cross-browser compatibility, and conducted extensive testing using Jest, Cypress, and Supertest. Collaborated in Agile teams, mentored juniors, and maintained documentation.
Fullstack Developer at Deloitte (State of Texas, Tennessee)
July 1, 2021 - September 30, 2022
Modernized IFXM applications using React.js, Next.js, and Node.js, integrating Redux and GraphQL for optimized data flows. Developed real-time features with Socket.IO and implemented secure authentication with JWT and OAuth. Managed AWS infrastructure including EC2, S3, RDS, VPC, and IAM. Automated CI/CD pipelines with Jenkins, GitHub Actions, and Docker. Used MongoDB and PostgreSQL for data management and collaborated in Agile Scrum teams for timely delivery.
Fullstack Developer at Sentaca (Verizon Services), Boston, MA
August 1, 2020 - June 30, 2021
Developed backend services in Node.js interacting with PostgreSQL and MongoDB, building RESTful APIs and optimizing with Express.js & GraphQL. Created SPAs using React.js, Redux, TypeScript, and Next.js. Implemented microservices, Docker containerization, and optimized CI/CD pipelines to accelerate deployment. Conducted comprehensive testing including unit, integration, and end-to-end tests. Used Kubernetes for orchestration and ensured security with SSH certificates and encrypted connections.
Fullstack Developer at Florida Blue (BCBS), Jacksonville, FL
March 1, 2019 - July 31, 2020
Worked as a MERN/MEAN developer building MVC architecture applications using React.js and Node.js. Implemented Redux-Thunk, React Router Redux, and Immutable.js for performance improvements. Integrated APIs for healthcare data access and developed cloud-based infrastructure to improve scalability. Managed version control with GitLab, collaborated with design teams via Figma, and maintained 100% unit test coverage using Jest. Built Docker images, contributed to React Native mobile app development, and ensured responsive design with Bootstrap and CSS.
UI Developer at Progressive, Cleveland, OH
December 1, 2016 - March 1, 2019
Re-engineered legacy applications using React.js, AngularJS, and MVC architecture to enhance performance. Developed RESTful APIs, reusable UI components, and coordinated IoT solutions. Applied responsive design techniques and CSS/LESS enhancements. Managed source control with Git/GitHub and performed unit testing with Jest and Jasmine. Ensured cross-browser compatibility and improved SEO by optimizing page load times. Collaborated with UX teams on design mockups.
Web Developer at Samsonite, India
July 1, 2014 - June 30, 2015
Designed and developed responsive web interfaces using HTML, CSS, AngularJS, and JavaScript. Created reusable AngularJS components and custom directives. Integrated RESTful APIs and implemented jQuery AJAX for dynamic interactions. Led full web development lifecycle including project planning, deployment, and maintenance. Optimized cloud infrastructure reducing costs and improving scalability. Collaborated in Agile teams and performed unit and integration testing.
Senior Fullstack Engineer at Hewlett-Packard (HP), Fort Collins, CO
March 1, 2024 - June 5, 2024
Developed frontend UI applications with React.js and Redux for the Triage Acceleration Tool, improving bug tracking workflows using AI with GPT-3.5 and GPT-4 integration. Maintained backend services using Node.js and Express.js, collaborating on RESTful API and GraphQL contracts. Leveraged Material-UI and Bootstrap for responsive design, optimized application performance with GraphQL batching and caching, and deployed full-stack applications on Azure services. Delivered secure authentication using JWT and OAuth and created reusable UI components for React Native. Followed Agile development processes with unit and integration testing for quality assurance.
Software Engineer at American Express, Sunrise, FL
October 1, 2022 - March 1, 2024
Designed and maintained interactive web applications with React.js, Redux Toolkit, and React Context API ensuring secure authentication via OAuth and Firebase. Enhanced performance through lazy loading and code splitting and built backend RESTful APIs with Node.js and Ruby on Rails. Collaborated with DevOps teams for Azure DevOps-based deployment pipelines. Conducted thorough testing using Jest, Cypress, and Supertest, while mentoring junior developers and ensuring accessible UI designs with Material-UI and Tailwind CSS.
Fullstack Developer at Deloitte (State of Texas and Tennessee)
July 1, 2021 - September 30, 2022
Modernized the IFXM application using React.js, Next.js, and Node.js backend services. Implemented real-time updates using Socket.IO and integrated RESTful APIs and GraphQL for fast, efficient data operations. Managed AWS cloud infrastructure and improved backend scalability using clustering and Redis caching. Automated testing and deployment with Jenkins, Docker, and GitHub Actions. Participated actively in Agile Scrum, collaborating with design teams and ensuring secure authentication using JWT and OAuth.
Fullstack Developer at Sentaca (Verizon Services), Boston, MA
August 1, 2020 - June 30, 2021
Built and optimized backend services using Node.js interacting with PostgreSQL and MongoDB. Developed responsive SPAs with React.js, Redux, and TypeScript, implementing microservices for scalability. Improved deployment pipelines with Jenkins, Docker, and Kubernetes, accelerating delivery. Maintained APIs using Postman and Swagger and ensured security compliance with encrypted connections and SSH certificates. Worked within Agile teams tracking progress in Jira and GitLab.
Fullstack Developer at Florida Blue (BCBS), Jacksonville, FL
March 1, 2019 - July 31, 2020
Worked as a MERN/MEAN stack developer building web and real-time APIs with ReactJS and Node.js. Used Redux-Thunk and Immutable.js for improving ReactJS performance. Integrated healthcare APIs to streamline patient data access. Spearheaded cloud infrastructure improvements that increased performance by 20-40%. Maintained version control with GitLab and deployed using Jenkins and OpenShift. Invested in unit testing and ensured responsive design across screen sizes using Bootstrap and CSS.
UI Developer at Progressive, Cleveland, OH
December 1, 2016 - March 1, 2019
Re-engineered legacy apps with React.js and AngularJS, creating reusable UI libraries. Developed RESTful APIs and migrated cloud solutions on AWS. Coordinated IoT solutions to reduce manufacturing downtime. Managed responsive design using CSS and LESS, implemented Redux for state management, and conducted testing with Jasmine and Jest. Collaborated on Agile projects with design teams and optimized applications for SEO.
Web Developer at Samsonite, India
July 1, 2014 - June 30, 2015
Designed responsive web interfaces using HTML, CSS, JavaScript, and AngularJS with a mobile-first approach. Built reusable components and directives and integrated RESTful APIs for dynamic content. Led full web development cycles, optimized applications for SEO and accessibility, and worked collaboratively in Agile teams to deliver timely, high-quality web solutions.
Senior Frontend Engineer at Hewlett-Packard (HP)
March 1, 2024 - Present
Led frontend UI application implementation within the Triage Acceleration Tool team, improving performance and user experience. Developed dynamic, responsive interfaces with React.js, Redux, and integrated AI models (GPT-3.5 and GPT-4) for intelligent bug prioritization and automatic triage. Collaborated with UI/UX designers and backend teams to build and maintain scalable React components integrated with Rails APIs. Implemented comprehensive unit and E2E testing using Jest, Cypress, and Playwright. Optimized performance and accessibility using modern UI libraries like Material-UI and Bootstrap. Deployed applications on Azure with CI/CD and used telemetry tools for monitoring. Advocated test-driven development and Agile collaboration.
Senior Frontend Developer at American Express
March 1, 2024 - July 10, 2025
Designed and maintained responsive React.js applications with enhanced performance via AJAX, lazy loading, and code splitting. Built decoupled frontend-backend systems using Ruby on Rails API with React frontends. Utilized Redux Toolkit and React Context API for scalable state management. Developed secure authentication flows with OAuth, Firebase Auth, and JWT for React Native apps. Implemented AI-driven fraud reduction and enhanced transaction processing. Collaborated on CI/CD pipelines with Azure DevOps and managed cross-browser UI performance and responsiveness. Delivered 100% test coverage with Jest, React Testing Library, and Cypress in Agile teams.
Fullstack Engineer at Deloitte (State of Texas and State of Tennessee)
September 30, 2022 - July 10, 2025
Modernized IFXM application SPAs using React.js, Next.js, and Bootstrap. Managed complex state using Redux Toolkit and React Context API. Integrated RESTful APIs and GraphQL for optimized backend communication. Developed real-time features with Socket.IO and implemented secure JWT and OAuth authentication. Created backend services with Node.js and Express.js, managing AWS EC2, S3, and RDS. Enhanced Node.js application scalability via load balancing and Redis caching. Implemented CI/CD pipelines with Jenkins and GitHub Actions and participated actively in Agile Scrum processes.
Fullstack Developer at Sentaca (Verizon Services)
June 30, 2021 - July 10, 2025
Developed backend services with Node.js interacting with PostgreSQL and MongoDB. Created RESTful APIs and GraphQL endpoints and scalable microservices with Redis caching and Docker containerization. Enhanced React.js and Next.js interfaces with Redux and TypeScript for responsive SPAs. Optimized DevOps CI/CD pipelines accelerating deployment by 40%. Conducted comprehensive unit and end-to-end testing using Mocha, Jest, and Cypress. Configured Kubernetes for orchestration and maintained secure version control and agile practices.
Fullstack Developer at Florida Blue (BCBS)
July 31, 2020 - July 10, 2025
Built MERN/MEAN stack web applications adopting MVC architecture with ReactJS and Node.js. Integrated APIs for healthcare clients thus improving patient data management. Enhanced application scalability by implementing cloud infrastructure improvements. Used Redux, React Router, and Redux Thunk to manage data and improve performance. Collaborated with design teams using Figma and ensured high code quality with Jest unit testing. Developed Docker images and contributed to React Native mobile apps. Managed PostgreSQL and MongoDB databases and documented APIs with Swagger.
UI Developer at Progressive
March 1, 2019 - July 10, 2025
Re-engineered legacy applications using React.js and AngularJS with MVC architecture to improve performance and scalability. Developed reusable React components and integrated RESTful APIs. Led IoT-based solutions reducing manufacturing downtime by 30%. Implemented responsive design techniques and cross-browser fixes. Participated in Agile cycles and configured TypeScript applications. Maintained code versioning and performed unit testing with Jasmine and Jest. Enhanced SEO and collaborated on UI design with Figma and UX teams.
Web Developer at Samsonite, India
June 30, 2015 - July 10, 2025
Designed responsive web interfaces with HTML, CSS, and JavaScript, emphasizing mobile-first and cross-browser compatibility. Developed reusable AngularJS components and directives for modular code. Integrated RESTful APIs and dynamic AJAX interactions. Led full web development lifecycle including planning, deployment, and maintenance. Optimized cloud infrastructure for cost and performance improvements. Collaborated in Agile teams and implemented unit testing to increase product quality. Focused on scalable, maintainable, and cost-effective web solutions.

Education

Master of Science at Colorado Technical University
January 1, 2016 - November 1, 2016
Bachelor of Engineering at Jawaharlal Nehru Technology University (JNTU)
January 1, 2014 - March 1, 2014
Master of Science at Colorado Technical University
January 1, 2016 - November 1, 2016
Bachelor of Engineering at Jawaharlal Nehru Technology University (JNTU)
January 1, 2014 - March 1, 2014
Master of Science at Colorado Technical University
January 1, 2016 - November 1, 2016
B.E. at Jawaharlal Nehru Technology University (JNTU)
January 1, 2014 - March 1, 2014

Qualifications

Add your qualifications or awards here.

Industry Experience

Software & Internet, Financial Services, Healthcare, Telecommunications, Manufacturing, Retail, Professional Services