Portfolio 2025

Nirai Hayakawa

> AI Researcher & Developer

17 years old

Bridging the gap between academic research and practical application. Specializing in Computer Vision, LLMs, and Game AI at CU Boulder.

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Status

Available for work

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Based in

Miyazaki, Japan 🇯🇵

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Core Stack

Python PyTorch TensorFlow OpenCV Rust TypeScript Astro AWS Docker Git

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About Me

Hello! I'm a researcher and developer with extensive experience in AI/ML applications for esports and gaming. I have a demonstrated ability to develop innovative solutions that bridge academic research with practical applications.

Currently, I am conducting research on LLM-driven algorithm optimization frameworks for NP-hard problems and have published research on computer vision and video analysis.

Tech Stack

Python C++ Rust Typescript Swift Deep Learning Machine Learning LLMs Computer Vision Unity Unreal Engine AWS GCP Next.js Astro

Experience

Software Engineer Intern

Present

Not A Hotel Inc.

  • Researching and implementing standard methodologies for AI agent evaluation frameworks.
  • Focusing on LLM as a Judge approach for automated AI system assessment.
  • Designing comprehensive evaluation frameworks for AI agents across multiple domains.

R&D Product Developer Intern

2025/08/01-2025/10/31

CLINKS Corporation

  • Independently developed a comprehensive Proof of Concept (PoC) from initial design to implementation.
  • Developed a Speech-to-Speech LLM Agent system.
  • The demo is scheduled for release in December. I look forward to seeing it in action.

Software Developer (Part-time)

2024/04/01-2025/06/31

Bird Fab Studio

  • Developed an automated texture packaging system using Python and LLM integration.
  • Reduced review failures to nearly zero and implemented automatic proofreading/translation.
  • Created a comprehensive documentation system for the texture platform.
  • Developed additional internal tools, including native applications.

Featured Projects

VALORANT Round Outcome Prediction

Collaborated with NAIST to develop a transformer-based deep learning approach for predicting round outcomes using minimap video analysis. Achieved 80.55% accuracy and constructed a dataset from 1,376 tournament videos.

Python Deep Learning Computer Vision TimeSformer OpenCV

Texture Platform Automation

Developed an automated texture packaging system in Unity and Unreal Engine using Python and LLM integration for Bird Fab Studio. Reduced review failures to nearly zero and implemented automatic proofreading/translation.

Python LLM Automation Productivity Tool

LLM Bias in Algorithm Evolution

Researching LLM biases in heuristic algorithm generation using frameworks like ShinkaEvolve and OpenEvolve. Investigating why LLMs tend toward local optimization and avoid bold algorithmic modifications.

LLM Research Algorithms Heuristics Bias Analysis

Speech-to-Speech LLM Agent

Developed a comprehensive Speech-to-Speech LLM Agent system at CLINKS Corporation. Independently managed the project from initial design to implementation as a PoC.

Python LLM Speech-to-Speech AI Agent R&D

AI Agent Evaluation Framework

Researching and implementing standard methodologies for AI agent evaluation frameworks at Not A Hotel Inc. Focusing on LLM as a Judge approach for automated AI system assessment.

Python LLM AI Evaluation Research Automation
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Publications

VALORANT Round Outcome Prediction

IEEE Conference on Games 2025

Nirai Hayakawa, et al. • 2025

A machine learning approach to predicting round outcomes in the tactical shooter VALORANT using game state analysis.

Ongoing Research

LLM Bias in Algorithm Evaluation

Master's Research

Present

Investigating systematic biases in Large Language Models when acting as judges for AI system assessment.

Ongoing Projects

AI Agent Evaluation Framework

Not A Hotel Inc.

Software Engineer Intern • Present

Researching and implementing standard methodologies for AI agent evaluation frameworks. Focusing on LLM as a Judge approach for automated AI system assessment and designing comprehensive evaluation frameworks across multiple domains.

Certifications

AWS Cloud Solutions Architect Professional
Google Cloud Cybersecurity Professional
Google Data Analytics Specialization
DeepLearning.ai Deep Learning Specialization
IBM Generative AI Engineering Professional
Microsoft AI & ML Engineering Professional
IPA Applied Information Technology Engineer

Achievements

Ready to collaborate?

I'm currently open for freelance projects and full-time opportunities. Let's build something amazing together.

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