Alvin Endratno

@alvinend

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Frontend engineer who loves coffee and dogs!

Kyoto, JapanJoined January 2022

About

Hi there 👋

I'm an Indonesian who loves coffee and dogs!! Also, code sometimes.

Currently studying at Kyoto College of Graduate Studies for Informatics. 🏫

Work as Full-Stack Engineer

Alvin Endratno's blogs

Alvin Endratno's Blogblog.alvinend.tech20 posts

Recently published

blog.alvinend.tech

200台サーバーのローカルllmクラスターを構築

Large-language-model（LLM）APIはとても強力ですが、コストが高いものです。一方、ローカルでLLMを推論させる場合、ハードウェアさえ手元にあればほぼ無料で動かせます。本記事では、オフィスで眠っていたApple Siliconラップトップを活用し、200台の推論クラスターを構築して本番トラフィックの25 %を処理するまでの道のりを紹介します。しかもデータセンター契約は一切ありません。ネタバレ: あるほこりだらけの会議室から始まり、最後は午前3時にオフィスのネットワークを総配...

Jul 4, 20251 min read

blog.alvinend.tech

Building a 200‑Server Local LLM Cluster

Large‑language‑model (LLM) APIs are incredibly powerful—but they are also expensive. Local LLM inference, on the other hand, is almost free once the hardware is on your desk. This post walks through how we turned an ever‑growing pile of idle Apple si...

Jul 4, 20253 min read

blog.alvinend.tech

Managing Snowflake's Procedure & UDF with Github

Snowflake is an incredible data platform that my company and I have been leveraging for about a year and a half. It's robust, reliable, and feature-rich, with an intuitive UI that makes it easy to navigate. Notably, we haven't experienced any acciden...

Jun 24, 20244 min read

blog.alvinend.tech

Deploying Big Files with AWS Lambda and EFS Made Easy

Background In some cases, we want to deploy our trained deep learning models or pre-trained models from platforms like Hugging Face to AWS Lambda for serverless inference. While the official service for such tasks is AWS Sagemaker, it can sometimes b...

Jun 11, 20248 min read

blog.alvinend.tech

Exploring AWS Aurora: MySQL vs PostgreSQL

Last week, I created a blog post describing the differences between databases in AWS RDS. Now, it seems fitting to elucidate the differences between Aurora MySQL and PostgreSQL. Breakdown Security MySQLPostgreSQL Kerberos Auth✓✓ Aurora Postg...

Aug 7, 20234 min read

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Alvin Endratno

About

Alvin Endratno's blogs

Recently published

200台サーバーのローカルllmクラスターを構築

Building a 200‑Server Local LLM Cluster

Managing Snowflake's Procedure & UDF with Github

Deploying Big Files with AWS Lambda and EFS Made Easy

Exploring AWS Aurora: MySQL vs PostgreSQL