Hello, I'm Hao.

I’m an AI Software Engineer specializing in Large Language Models.

With a background in Applied Mathematics and a passion for AI, I share insights on cutting-edge advancements in large language models and multimodal AI.

My content covers technical deep dives, research papers, and practical applications in AI.

I can help you out with:

  • AI Development
  • AI Research
  • Python Backend Development
  • GCP Infrastructure
  • and more...
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Check out my projects

My Projects

Here are some of my recent projects. I'm always working on something new, so check back often!

πŸŽ™οΈ AI Travel Guide Voice Bot A sophisticated real-time AI travel guide powered by AssemblyAI, OpenAI, and ElevenLabs. This intelligent voice bot provides personalized travel recommendations and answers questions with natural-sounding AI voice. 🧠 DeepSeek Thinking UI A professional ChatGPT-like interface with visible reasoning powered by DeepSeek-R1. Experience AI thinking process in real-time with an intuitive user interface. ⚑ LLM Quantization Zoo A collection of hands-on notebooks demonstrating various model quantization techniques, including GPTQ, GGUF, ExLlamaV2, and 8-bit quantization for efficient model deployment. πŸ“š LLM Finetuning Cookbook A hands-on, code-first cookbook for fine-tuning Large Language Models (LLMs) across various techniques and tasks. No frills, just practical code and real-world applications. 🎯 Ensemble Learning Tutorial A comprehensive machine learning project demonstrating ensemble learning techniques including bagging, boosting, and stacking methods with Jupyter notebooks and Docker support. πŸ‘οΈ Attention Captioning Tutorial PyTorch implementation of image captioning with and without attention mechanisms using Flickr8K dataset. Learn the fundamentals of computer vision and natural language processing. πŸ”§ Deep Learning Optimization Tutorial Interactive deep learning optimization tutorial with Jupyter notebooks. Master neural network tuning, hyperparameter optimization, and model performance techniques through practical exercises.
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Some of my writing

My Writings

Along with coding I also like to write about life and technology. Here are some of my recent posts.

AI Foundations - From LeNet-1 in 1989 to Today’s Deep Learning Revolution

Explore the origins of modern deep learning with a look back at Yann LeCun's groundbreaking LeNet-1 demo from 1989. This article delves into the foundational concepts of convolutional neural networks, their evolution, and what today's AI engineers can learn from the elegant simplicity of early models.

Posted on June 11, 2025

Building Robust RAG Systems - Addressing Hallucination and Retrieval Challenges

This doc covers everything from the basics of RAG to advanced techniques for addressing hallucination and retrieval challenges. It also includes practical insights and best practices for implementing RAG in real-world applications.

Posted on February 22, 2025

Understanding the Foundations of Repository-Level AI Software Engineering with RepoGraph

Introducing RepoGraph, a graph-based module that maps out the structure of an entire codebase

Posted on February 20, 2025
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✦ haohoang

Β© 2025 Aria

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