Hi! I am Praveen Kumar Maddela

Full Stack | web & Mobile | Senior Front End Developer | Generative AI

Senior Frontend Engineer with ~7 years building scalable, component-driven apps using React.js, Next.js, and TypeScript/JavaScript (ES6+). Skilled in SSR/SSG, responsive UI, and API security across the MERN stack. Strong in AWS (S3, CloudFront, Lambda, API Gateway) and Azure (App Service, IAM, Ai Models) deployments. Deliver CI/CD with GitHub Actions, Jenkins, and Docker. Build test pipelines via Jest, RTL, and Cypress. Applied Generative AI/LLMs (OpenAI, Vertex) for RAG and prompt-engineering in web apps. Advocate for accessibility (WCAG/ARIA) and Web Vitals. Led 2–6 member teams, owning UX-to-prod delivery and shipping React Native apps for iOS/Android.

Contact Me

My Resume

Introduction

About Me

I am a Full-Stack Developer with 7 years of experience building scalable web applications using React, Next.js, Node.js, Express, MongoDB, and TypeScript. Skilled in integrating Generative AI and LLMs (OpenAI GPT-4, Anthropic Claude, Google Gemini, Meta Llama 3, Cohere, Mistral, GitHub Copilot, Vertex AI) to deliver AI-assisted features, chatbots, and intelligent automations using RAG, embeddings, and prompt-chaining. Proficient in component-driven architecture, SSR/SSG, and design systems with Next.js and Material UI. Hands-on with Jest, Cypress, and React Testing Library for end-to-end testing. Experienced with AWS (Lambda, S3, EC2, API Gateway) and Azure (App Service, IAM, Key Vault, Cognitive AI Models) for secure deployments and ML integrations. Advocate for clean code, accessibility, and Agile collaboration, with proven ability to ship high-performance, AI-powered applications from concept to production.

Languages
I am fluent in English, possess an A1 level in German, and am actively learning German, as well as my native languages, Telugu and Hindi.
Hobbies
I actively participate in physical games, enjoy photography, and love cooking.
Interests
My interests include creating an all-encompassing application that provides everything users need, developing technology that is easy to use and strives to be among the best apps. I am also involved in volunteering, dancing, and stand-up comedy.

Tools I Use

What I Offer

My Services

I am a Full Stack | Senior Frontend Developer with 7 Years of experaince in multiple companies like United Heath Group | Optum , Tata Consultancy Services( TCS) , Redifcard Technologies .

Web Design

Web development using MERN involves building full-stack web applications with MongoDB, Express.js, React.js, and Node.js for efficient, scalable development.

Generative AI & LLM Integration

GGenerative AI & LLM Integration enables building intelligent, context-aware web apps using GPT-4, Claude, Gemini, and Copilot tools, leveraging RAG, embeddings, and prompt-engineering to enhance automation, personalization, and conversational experiences.

Mobile App

Mobile development using React Native involves building cross-platform mobile applications with a single codebase, leveraging React’s components and native platform capabilities.

Deployment

Deployment using Azure and AWS involves hosting and managing applications on cloud platforms, providing scalability, security, and high availability for web and enterprise solutions.

UI/UX Design

UI/UX design using Adobe and Figma involves creating intuitive, visually appealing interfaces with Adobe’s design tools and Figma’s collaborative, cloud-based platform for seamless design and prototyping.

Testing

Testing in ReactJS using RTL, Jest, Karma, and Cypress involves unit, integration, and end-to-end testing for ensuring functionality, performance, and cross-browser compatibility.

My Portfolio

Cross-Industry Project Portfolio

I have worked on projects across Banking, OTT, E-commerce, and insurance domains. Additionally, I have developed freelance applications for online training and taught application development.

Banking

OTT

Ecommerce

Insurance

Connect With Me

Get In Touch

Thank you for visiting my website! I am currently seeking exciting job opportunities in the web development field, as well as freelance projects where I can contribute my skills. If you are looking for a web developer, have a project in mind, or can provide any referrals, I’d love to connect with you! Feel free to reach out to me through the contact form, or you can email me directly at praveenkmaddelafullstack@gmail.com