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Yuuichi Eguchi

Full-stack developer working with Python/FastAPI and TypeScript/Next.js.

Tokyo Joined on Nov 30, 2025 https://yuu1ch13-portfollio-tau-sepia.vercel.app

Education

University of London

Work

Software Engineer

Dec 6

I Built a Virtual Pet Game Where You Raise an AI

#webdev #gamedev

1 min read

Dec 5

Building a Timezone Converter: Understanding Cross-Timezone Communication

#webdev #javascript

3 min read

Dec 3

I built two high-performance Python libraries for production AI: LLM log analytics and vector similarity search

#python #llm #pybind11 #machinelearning

5 min read

Dec 1

I Built a Library to Stop Writing Data Cleaning Code

#python #pandas #dataframe #datascience

5 min read

Nov 30

Type-Safe LLM Outputs: Why I Built pydantic-llm-io

#python #llm #openapi #pydantic

4 min read

Nov 30

How to Publish a Python Package to PyPI

#python #opensource #fastapi #websocket

4 min read

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