Hi, I'm
Sai Subrahmanyam
Mahadasa
Senior Software Developer with 5+ years of expertise architecting enterprise-grade applications that drive business growth and user engagement. Master of React.js, Node.js, Python, and TypeScript, delivering scalable, high-performance web solutions that transform user experiences.
Proven leader in mentoring development teams, optimizing application architecture, and collaborating with cross-functional stakeholders to deliver innovative solutions that exceed business objectives and drive measurable results.

About Me
Senior Software Developer
Highly skilled Senior Software Developer with 5 years of experience in designing and developing scalable, secure web applications. Proficient in JavaScript, React.js, Next.js, Node.js and TypeScript, with strong expertise in building reusable, high-performance components and integrating GenAI, RESTful and GraphQL APIs.
Demonstrated success in optimizing application performance, enhancing user experience, and ensuring robust code quality through modern development practices. Adept at mentoring teams and collaborating with cross-functional stakeholders to deliver innovative solutions in the healthcare industry.
Full Stack Expertise
Frontend to Backend, Cloud to AI
Key Achievements
5+ Years Experience
Senior Software Developer
5000+ Users
Healthcare Application
20% Performance Boost
User Engagement Increase
Enterprise Security
WCAG 2.1 Compliant
Technology Stack
React.js
Next.js
TypeScript
Node.js
Python
PostgreSQL
AWS
Docker
Certifications & Awards
Frontend Developer Certificate
Meta (2024)
React.js Developer Certificate
Udemy (2022)
NVIDIA Developer Contest
GenAI Application Prize
Currently at Perky NY
Spearheading the development of a scalable Employee Leave Benefits Application using React.js and Node.js, delivering seamless user experience across complex workflows and reducing HR management overhead.
Beyond Coding
When I'm not coding, I enjoy capturing and editing pictures, watching movies, and playing cricket. I also enjoy learning new things. I am currently learning about history and philosophy. I'm also learning how to play the guitar.
My projects
Leave Management Tool
Currently developing a comprehensive leave management system that enables users, HR professionals, and employers to identify and manage paid and unpai...
Technologies Used
ONC News Management Platform
Developed a dynamic and comprehensive news management platform for Our National Conversation (ONC) that aggregates and categorizes the latest news fro...
Technologies Used
Online Customer Assistance and Survey Platform
Developed a dynamic online customer assistance and survey platform, utilizing React.js for a modular, responsive frontend and optimizing the Node.js b...
Technologies Used
PixelPark NFT Marketplace
Developed a sophisticated NFT marketplace platform enabling users to lock, vote, verify, and claim rewards for NFT collections through seamless crypto...
Technologies Used
GMB DocRank AI
Developed an AI-driven tool to enhance local search rankings for doctors, leveraging Google My Business API with React.js. Implemented Google Sign-In ...
Technologies Used
Generative AI Chatbot Development
Developed advanced AI-powered chatbots using Python, Flask, LangChain, and fine-tuned large language models with OpenAI, Nvidia and Llama APIs, delive...
Technologies Used
My skills
- JavaScript
- TypeScript
- React.js
- Next.js
- Node.js
- Python
- Flask
- PHP
- RESTful APIs
- GraphQL APIs
- Web Accessibility (WCAG)
- Google APIs
- OpenAI
- Meta's LLaMA API
- Tailwind CSS
- Redux
- Webpack
- Babel
- WordPress
- SQL Server
- MongoDB
- PostgreSQL
- MySQL
- Jest
- Cypress
- SonarQube
- JWT
- OAuth
- Application State Management
- Immutable.js
- Micro frontend architecture
- SEO
- Git
- Docker
- GitHub Actions
- Jenkins
- Azure
- AWS
My Career Journey
Bachelor of Engineering, Computer Engineering
Graduated with a GPA of 3.58. Built a strong foundation in computer science principles and programming fundamentals. Mastered core web technologies including HTML, CSS, JavaScript, PHP, and MySQL. Developed hands-on experience with database design, web development, and software engineering practices. Completed multiple projects demonstrating full-stack development capabilities and problem-solving skills.
Full Stack Developer
Conceptualized end-to-end development and deployment of a healthcare application for 5000+ users, leveraging React, Node.js, and AWS, driving a 20% increase in patient appointments and reducing customer support tickets. Optimized code for faster load times, developed unit tests using Cypress, integrated Google APIs, and implemented security measures with validation to protect healthcare data and enhance user experience. Managed project changes using JIRA within an Agile framework and optimized version control through Git, improving delivery efficiency by 40% and ensuring seamless collaboration across teams.
Software Developer
Developed a full-stack financial application using React, Next.js, Typescript, App routing and MySQL, fetched data using Axios, NPM, Yarn Front-end build tools, used Immutable.js for security best practices delivering seamless user experiences and driving significant business growth by enhancing customer engagement and generating increased revenue. Implemented complex form validation with React-Hook-Form and Zod, enhancing user experience and error handling. Built RESTful APIs using Node.js, ensuring robust backend functionality. Integrated frontend libraries like Redux, along with custom hooks and reusable components, to enhance performance and scalability. Strong expertise in Server-Side Rendering (SSR), Static Site Generation (SSG), and hybrid rendering models to build high-performance, scalable web applications.
Master of Science, Computer Science
Graduated with a GPA of 3.63. Advanced studies in Computer Science and Generative Artificial Intelligence, focusing on advanced algorithms, machine learning, and AI techniques. Mastered cutting-edge technologies including AI, Large Language Models (LLMs), Generative AI, Software Development Life Cycle (SDLC), Java programming, and advanced Database Management Systems (DBMS). Developed expertise in modern software engineering practices, project management, and emerging AI technologies to innovate and contribute to the evolving field of technology.
Software Developer
Collaborated with product and UX teams to develop a dynamic, responsive news platform for ONC, driving a 20% increase in user engagement through seamless integration of front-end and back-end technologies using Agile methodologies. Designed and implemented visually appealing, responsive layouts using Figma, Framer, react routing and modern CSS frameworks, reducing development efforts while ensuring adherence to user stories and accessibility standards. Proficient in implementing web accessibility standards, including ADA compliance and WCAG guidelines, to ensure inclusive and user-friendly digital experiences. Developed a robust CI/CD pipeline using Jenkins, GitHub Actions, Docker, and Azure, automating deployments for over 20 features and updates, cutting release cycles by 50% and boosting team productivity by 30%.
Senior Software Developer
Spearheaded the development of a scalable Employee Leave Benefits Application using React.js and Node.js, delivering seamless user experience across complex workflows and reducing HR management. Engineered responsive, accessible UI components with Tailwind CSS and React Router, improving user engagement and ensuring full compliance with WCAG 2.1 accessibility standards. Automated the deployment pipeline using Docker and GitHub Actions, enabling smooth CI/CD integration with PostgreSQL and reducing deployment errors and downtime by over 60%.