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Available for AI Internships

Hi, I'mPuvanakopis

Software Engineering undergraduate passionate about building AI agents, RAG systems, and full-stack applications. I enjoy transforming complex problems into intelligent, scalable solutions that deliver real-world impact.

Batticaloa, Sri Lanka

Portrait of Puvanakopis Mehanathan
About

Who I am and what I build?

I’m a Software Engineering undergraduate focused on building AI systems using LLMs, agentic workflows, and RAG. I develop full-stack AI applications with FastAPI, Next.js, and vector databases, turning machine learning concepts into working products.

My experience includes multi-agent systems, conversational AI, and data analytics pipelines built with LangChain and LangGraph, with a focus on practical system design and deployment.

LocationBatticaloa, Sri Lanka
UniversitySabaragamuwa University of Sri Lanka
FocusAI Engineering & Software Systems
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AI Projects

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Professional Certificates

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AI Agent Systems

Services

What I can help you build?

01

AI Engineering

Building production AI systems using LLMs, LangChain/LangGraph, RAG pipelines, and vector databases. Focused on multi-agent architectures, tool-calling workflows, and scalable AI backend design.

02

Data Analytics

Extracting insights from data using statistical analysis, feature engineering, and visualization. Experienced in EDA, anomaly detection, and building interactive dashboards with Python-based analytics tools.

03

Full-Stack Development

Developing AI-powered web applications using Next.js and FastAPI with secure APIs, authentication systems, and database integration. Focused on scalable, production-ready architectures with modern deployment practices.

Project

What I’ve built and shipped?

iStore – AI Agent & Full Stack
2026

iStore – AI Agent & Full Stack

iStore is a full-stack e-commerce application integrated with an AI agent that enables conversational shopping. Users can interact with the system using natural language to browse products, manage wishlists, and complete purchases. The backend is powered by FastAPI, with a LangChain-based agent orchestrating intelligent user interactions, and the system is containerized using Docker for deployment.

Next.jsFastAPILangChainMongoDB+1
CeylonTrip AI - AI Agent
2025

CeylonTrip AI - AI Agent

An intelligent travel planning platform that generates personalized Sri Lanka itineraries using a collaborative multi-agent AI architecture. The system helps travelers create optimized trips based on preferences, destinations, budgets, and travel duration.

PythonLangChainGroq APIChatGroq+2
CineBook - Full Stack
2025

CineBook - Full Stack

A modern movie ticket booking platform enhanced with AI-powered assistants that help users discover movies, view showtimes, and complete bookings more efficiently.

Next.jsTypeScriptAI AgentsLangChain+3
CampusEase - RAG & Full Stack
2024

CampusEase - RAG & Full Stack

CampusEase is a university-focused accommodation and vehicle rental marketplace designed for Sabaragamuwa University of Sri Lanka (SUSL) students and staff. It connects users with local property and vehicle owners, featuring a secure multi-role portal (Student, Staff, Owner, Admin), interactive map search via React Leaflet, a booking/reservation engine, and an AI-powered RAG assistant for natural language inquiry.

ReactFastAPIMongoDBChromaDB+4
InsightFlow AI - AI Agent
2025

InsightFlow AI - AI Agent

An end-to-end, AI-powered data analysis platform that automates the transition from raw CSV files to structured business intelligence. Built on Python and Streamlit, the platform utilizes a modular multi-agent architecture to orchestrate data cleaning, perform statistical exploratory analysis, auto-generate interactive visualizations, extract LLM-driven insights, and compile findings into a professional PDF report.

PythonStreamlitPandasPlotly+4
FootStyle - Full Stack
2024

FootStyle - Full Stack

A premium footwear e-commerce platform featuring secure authentication, shopping cart functionality, payment processing, and a comprehensive admin dashboard.

Next.jsTypeScriptNode.jsExpress.js+4
Social Media Health Analysis - Data Analysis
2024

Social Media Health Analysis - Data Analysis

A data science research project exploring the relationship between social media usage patterns and their impact on mental and physical health indicators.

PythonPandasNumPyMatplotlib+2
Experience

Where I’ve worked and what I’ve built?

2023 - 2024

Full Stack Developer

Fiverr (Freelance)

Developed responsive full-stack web applications using React.js, Next.js, Node.js, and Express.js. Built REST APIs, authentication systems, and scalable digital solutions while delivering client-focused projects across multiple domains.

React.jsNext.jsNode.jsExpress.js
Contact

Let’s connect and build intelligent solutions

Get in touch

Exploring opportunities to collaborate, learn, and build impactful AI-driven solutions. Currently open to internships and exciting project opportunities in AI Engineering and software development.