AI Engineer

Thadoe Hein

Bridging research and production systems, specializing in MLOps, LLM systems, and scalable AI platforms.

About Me

AI Engineer with strong experience bridging research and production systems. I specialize in designing end-to-end machine learning pipelines, production-grade RAG systems, and multi-agent workflows.

Experienced in model lifecycle management, CI/CD pipelines, and deploying AI services with monitoring, logging, and performance optimization.

GPA: 3.7/4.0
B.S. Computer Science

AI & ML

LLMsRAG SystemsAI AgentsNLPComputer VisionMLOps

Frameworks

LangChainLangGraphHugging FaceOpenAI APIQdrant

Programming

PythonTypeScriptNode.jsReactNext.jsSQL

Infrastructure

DockerAWSGCPCI/CDREST APIs

Experience

02/2026 – Present

AI Developer (Freelance)

SoeMindAI, Inc.

  • Cut AI costs by ~30% via optimized prompt design and model selection
  • Automated end-to-end presentation slide creation, reducing multi-hour workflow to minutes
  • Improved unified study platform with 10 learning tools including flashcards and mind maps
  • Engineered job prep platform with ATS compatibility and interview prep
06/2025 – 08/2025

Machine Learning Engineer Intern

Language Understanding Laboratory (LU Lab)

  • Fine-tuned transformer models (mT5) to improve EM/F1 scores
  • Built reproducible ML pipelines using Hugging Face
  • Conducted quantitative research for model optimization and validation
01/2024 – 10/2025

AI Engineer Apprenticeship

Intelligent Systems Laboratory (ISL)

  • Designed and deployed production-grade RAG systems
  • Built end-to-end ML pipelines including data ingestion and model serving
  • Operationalized LLM applications via REST APIs
  • Implemented monitoring for model performance and latency

Projects

10/2025

Video Intelligence & Face Search Platform

Search people in videos using face similarity and embedding-based retrieval

  • 90% reduction in video processing time
  • Sub-second identity search across large datasets
  • Scalable AWS architecture (Lambda, ECS, RDS)
PythonAWSQdrantNext.jsReact
02/2025

RAG Platform for Document Intelligence

Document-based chatbot using retrieval-augmented generation

  • Improved answer accuracy through document retrieval
  • Reduced response latency via automated pipelines
  • Enhanced quality with ranking strategies
LangChainOpenAIVector DBPython
02/2025

End-to-End OCR & Vision Pipeline

Computer vision pipeline for receipt text detection and localization

  • 50+ hours saved via automated annotation
  • 0.93 text detection accuracy on Thai receipts
  • Custom YOLOv11 fine-tuning
YOLOv11Azure AI VisionPythonOpenCV
08/2025

LLM Fine Tuning for News Summarization

Fine-tuned FLAN T5 model for improved news summarization

  • Improved summarization metrics
  • Reproducible training pipeline
  • Systematic hyperparameter tuning
Hugging FaceFLAN T5PythonPyTorch

Get in Touch

I'm always interested in hearing about new opportunities, collaborations, or just having a chat about AI and technology. Feel free to reach out!

Get to know me beyond work.

A little more about who I am outside work - the places I love, the games I enjoy, and the moments I collect while traveling.

© 2026 Thadoe Hein.

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