Open to Internships
✦ RAG · LLMs · Vision
Data Science & Analysis

Building Intelligent Systems with RAG, LLMs & Computer Vision

B.S. student in Data Science and Analysis at Naresuan University with hands-on experience in RAG pipelines, OCR-based data extraction, and computer vision. Built AI chatbot prototypes.

B.S.
Data Science & Analysis Naresuan University
4+ // roles
AI & Research Roles Internships & Labs
5+ // awards
Domain Hackathons AIAT & depa AWS
100% // focus
Hands-on AI Focus RAG · LoRA · Vision
Explore Experience → View Projects ↗
01 · About

Professional Summary

Dedicated to transforming unstructured data and advanced AI models into high-impact practical solutions.

“

B.S. student in Data Science and Analysis at Naresuan University with hands-on experience in RAG pipelines, OCR-based data extraction, and computer vision. Built AI chatbot prototypes.

RAG & LLMs

RAG & LLM Fine-Tuning

Designing end-to-end retrieval pipelines, chunking strategies, LoRA fine-tuning, model merging, and local inference deployment with Ollama.

Computer Vision

Computer Vision & OCR

Explainable AI with Score-CAM, transfer learning image classification, and automated academic document parsing into structured JSON.

Intelligent Agents

AI Chatbots & Agents

Interactive conversational bots with prompt engineering, workflow design on Dify/AWS, and deployment to channels like LINE Bot.

Data Engineering

Data Pipelines & Analytics

Collecting, cleaning, and transforming large-scale structured and unstructured datasets across multi-domain challenges.

02 · Education

Education

Academic foundations in data science, mathematics, and analytical computing.

2023 — Present
Undergraduate · In Progress

Bachelor of Science in Data Science and Analysis

Naresuan University

Focusing on modern data science methodologies, statistical modeling, machine learning, artificial intelligence algorithms, and practical real-world data systems.

Data Science Data Analysis Machine Learning Artificial Intelligence
2017 — 2023
Completed

Science - Math

Nareerat School Phrae

High school concentration in Science and Mathematics, building strong analytical thinking, calculus foundations, and scientific research fundamentals.

Science & Mathematics Calculus Analytical Thinking
03 · Experience

Work Experience & Research

Practical hands-on AI engineering, industry internships, and research initiatives.

01 2024 Research
2024 Naresuan University

Research in Explainable AI for Medical Image Analysis

Naresuan University

  • Researched Score-CAM to improve explainability of medical image classification models.
  • Developed a visualization pipeline to highlight image regions influencing model predictions for disease diagnosis.
method: Score-CAM Activation Mapping · PyTorch
Score-CAM Explainable AI (XAI) Medical Imaging Deep Learning Model Interpretability
02 2025 AI Engineering
2025 Bangkok, Thailand

Artificial Intelligence Association of Thailand

AI Engineer Intern

  • Designed and built data pipelines for collecting, cleaning, and transforming large-scale structured and unstructured datasets.
  • Developed machine-learning and deep-learning models across NLP, Computer Vision, Signal Processing, employing feature engineering, cross-validation, and hyperparameter tuning.
  • Competed in five domain-focused hackathons (Data Science, NLP, CV, Signal Processing, IoT) plus a 24-hour rapid-development challenge.
pipeline: ETL Data Pipelines · NLP / CV / Signal · Databricks
NLP Computer Vision Signal Processing IoT Data Pipelines 5 Hackathons
03 Jul — Sep 2025 RAG Pipeline
Jul 2025 — Sep 2025 Natachat Co.,Ltd

Natachat Co.,Ltd

AI Engineer Intern

  • Researched and prototyped a Retrieval-Augmented Generation (RAG) pipeline for document-based question answering using LLMs.
  • Implemented document preprocessing, chunking, retrieval, and response generation workflows to improve answer relevance.
pipeline: Chunking -> Embeddings -> Vector Retrieval -> LLM Generation
RAG Pipelines LLMs Document Chunking Vector Retrieval Prompt Design
04 · Projects

Projects & Competitions

Real-world AI deployment, award-winning applications, and intensive hackathon developments.

Web Application & AI
2026

KinAround - Food Decision-Making Web Application

Group Meal Selection, Anonymous Voting & Image-Based AI Calorie Estimation

  • Developed a group meal and restaurant selection system with preference and budget filters and anonymous voting to help users decide what to eat.
  • Integrated APIs to find nearby restaurants and display directions, with an AI feature to estimate calories from food images.
arch: REST API · Image Vision Inference · Geolocation APIs
FastAPI Python Vision Inference Calorie Estimation Google Places API Voting Algorithm
THAILAND NEW GEN INVENTORS AWARD 2025
2025

Product Line Bot - "Nong Thongdee"

Image-based Deep Learning for Fruit Sweetness & LINE Bot Integration

  • Developed an image-based deep learning model to classify the sweetness level of Thong Dee pomelo using transfer learning with MobileNetV3-Large.
  • Collected and prepared image datasets for model training, Integrated the classification model into a LINE Bot for accessible user interaction.
pipeline: MobileNetV3-Large · PyTorch Transfer Learning · LINE Webhook
PyTorch MobileNetV3 Transfer Learning LINE Bot API Computer Vision Dataset Engineering
depa GrowthLab: GenAI Hackathon
2024

GenAI Hackathon & Chatbot Workflow Design

Powered by AWS · Chiang Mai Training Program

  • Participated in a Hackathon training program in Chiang Mai organized by depa and powered by AWS.
  • Applied prompt engineering and chatbot workflow design to improve user interaction and conversational efficiency.
stack: AWS Bedrock · Multi-turn Prompt Engineering · Workflow Chaining
AWS Bedrock Prompt Engineering Agent Workflows Conversational AI Rapid Prototyping
05 · Skills

Skills & Tech Stack

Core technical skills, AI architectures, programming languages, and engineering frameworks.

Programming Languages

Python
R
SQL / MySQL
JavaScript
React

AI & Machine Learning

Machine Learning
Deep Learning
LLMs
RAG (Retrieval-Augmented)
LoRA Fine-tuning
Prompt Engineering
Data Preprocessing
AI Chatbot Development

Computer Vision & OCR

OCR (Optical Character Rec.)
Computer Vision
Image Processing

Tools & Frameworks

PyTorch
Ollama
Dify
GitHub
Power Automate
Databricks
06 · Contact

Let’s Connect

Interested in collaborating on AI projects, internships, or data engineering roles? Feel free to reach out directly.

Email sunatchanida.25@gmail.com
Phone 065-0769329
GitHub github.com/ssunattc
LinkedIn linkedin.com/in/sunatchanida

Send a Message

Direct email dispatch to Sunatchanida Wongdao