Takashi Narikawa

Senior Software Engineer

Machine Learning • MLOps • AIOps • SRE

Portfolio Sections

Skills & Expertise

🛡️

SRE/DevOps/AIOps

Site Reliability Engineering and DevOps practices

4 Skills

🤖

MLOps/LLMOps/Data Engineering

Machine Learning Operations and Data Engineering

4 Skills

🧠

ML/NLP

Machine Learning and Natural Language Processing

4 Skills

💻

Programming Languages

Core programming languages and frameworks

4 Skills

🐳

Container & Orchestration

Containerization and orchestration platforms

4 Skills

☁️

Cloud Infrastructure

Cloud platforms and infrastructure as code

4 Skills

🏗️

Application Design

Software architecture and design patterns

4 Skills

📋

Policy as Code

Infrastructure and security policy automation

4 Skills

Career Journey

🤖

Full-time

Senior Software Engineer

Machine Learning/MLOps/AIOps

Match Group (eureka, Inc.)

Tokyo, Japan•July 2022 〜 Present

Key Responsibilities

•オンラインデートサービス（1500万人超、3地域）Pairs（モデレーションシステム）の運営
•MLシステムモニタリングの向上（モニタリング指標の再定義・実装）
•テキストモデレーション精度・再現率の改善

Technologies

PythonGoGCPDatadogLangfuseAmazon Bedrock

🛡️

Full-time

Senior Software Engineer

Site Reliability Engineering

Match Group (eureka, Inc.)

Tokyo, Japan•March 2022 〜 June 2022

Key Responsibilities

•SREチームのVision・Mission・Valuesの再構築
•Pairs本体サーバーのAmazon ECS on FARGATEからAmazon EKS on EC2への移行
•kubernetesセキュリティ全体設計・gatekeeper/conftestの実装

Technologies

KubernetesAWS EKSECSTerraformGatekeeperConftest

⚙️

Full-time

Site Reliability Engineer

Infrastructure & Operations

Match Group (eureka, Inc.)

Tokyo, Japan•March 2020 〜 March 2022

Key Responsibilities

•Infra Delivery Processの置き換え（Terraform、Terraform Cloud、Github Actions）
•BotOps・CIOpsによるセルフサービス化
•ポストモーテムテンプレート・PlayBook（RunBook）の導入

Technologies

GoAWSTerraformKubernetesDockerArgoCD

🎵

Full-time

Backend Engineer

Software Development

Wano Co.,Ltd.

Tokyo, Japan•February 2019 〜 February 2020

Key Responsibilities

•音楽配信システム VideoKicks の開発・運用
•APIの開発・運用（Go、Clean Architecture）
•GitopsによるCDの導入・啓蒙活動

Technologies

GoClean ArchitectureAWSTerraformElasticsearchMySQL

🏦

Full-time

System Engineer

Financial Systems

Mizuho Information & Research Institute, Inc.

Tokyo, Japan•April 2018 〜 January 2019

Key Responsibilities

•国際決済基幹システム（メインフレーム）の開発
•Swiftシステム準拠プロジェクトのプロジェクトリーダー
•要件定義・基本設計

Technologies

PL/IJCLMainframeSwiftFinancial Systems

Featured Works

プロダクション環境での実践、登壇、執筆活動を通じて技術コミュニティに貢献

AI/ML2025

📊

Slide

[Slide] ペアーズにおける評価ドリブンな AI Agent 開発のご紹介

20250508配信AWSウェビナー登壇

AI AgentAWSMLOps

View Details

[Slide] ペアーズでの、Langfuseを中心とした評価ドリブンなリリースサイクルのご紹介

LLMOps2025

📊

Slide

[Slide] ペアーズでの、Langfuseを中心とした評価ドリブンなリリースサイクルのご紹介

Langfuse Night #1

LangfuseLLMEvaluation

View Details

[Slide] ペアーズにおけるAmazon Bedrockを⽤いた障害対応⽀援⽣成AIツールの導⼊事例

AIOps2024

📊

Slide

[Slide] ペアーズにおけるAmazon Bedrockを⽤いた障害対応⽀援⽣成AIツールの導⼊事例

20241115配信AWSウェビナー登壇

Amazon BedrockAIOpsIncident Response

View Details

[Article] Amazon Bedrock を用いた障害対応報告書とポストモーテム文書自動作成

AIOps2024

📝

Article

[Article] Amazon Bedrock を用いた障害対応報告書とポストモーテム文書自動作成

AWS Builders Flash

AWSAutomationPost-mortem

View Details

[Slide] SRE NEXT 2022 Steps toward self-service operations in eureka

SRE2022

📊

Slide

[Slide] SRE NEXT 2022 Steps toward self-service operations in eureka

SRE NEXT 2022 Session(20 minutes)

SRESelf-ServiceOperations

View Details

SRE2022

🎥

Video

[Video] SRE Lounge #13「SREの探求」のすゝめ

Session(15 minutes)

SRECareerCommunity

View Details

Career2022

📊

Slide

[Slide] SRE NEXT 2022に学ぶこれからのSREキャリア

Infra Career Lounge #3 Session(15 minutes)

SRECareerLearning

View Details

Leadership2022

🎪

Conference

[Conference Chair] SRE NEXT 2022

Conference Organization

ConferenceSRELeadership

View Details

[Book] Introduction of SlackBot with Go and AWS CDK

Development2019

📚

Book

[Book] Introduction of SlackBot with Go and AWS CDK

Distributed at Gijutsu Shoten 7

GoAWS CDKSlackBot

View Details

Interview2022

🎙️

Radio

[Radio] SRE NEXT 2022 with fukubaka0825

e34.fm Episode 16

RadioSREInterview

View Details

[Radio] sp.78【Guest: fukubaka0825】How a band member became a fun SRE

Interview2020

🎙️

Radio

[Radio] sp.78【Guest: fukubaka0825】How a band member became a fun SRE

shiganai.org podcast

CareerSREStory

View Details

[Video] YouTube Channel(VTuber) wapper/nari 🍔 🍔

Entertainment2021

🎥

Video

[Video] YouTube Channel(VTuber) wapper/nari 🍔 🍔

Coming Soon...

VTuberYouTubeFun

View Details

3D2021

🥽

VR Model

[VR Model] VRoid Model wapper 🍔 🍔

3D Character Model

VRoid3DCharacter

View Details

More works available on Speaker Deck and Medium

Open Source Contributions

Code Contributions

☁️

terraform-providers/terraform-provider-aws

Official AWS Provider for Terraform

View Contributions

🔔

mercari/tfnotify

Slack notification for Terraform CI/CD workflows

View Contributions

⚡

evalphobia/aws-sdk-go-wrapper

Simplified wrapper for AWS SDK Go

View Contributions

Language Skills

グローバル環境でのコミュニケーション能力とクロスカルチャーでの協働経験

🇯🇵

Japanese

ネイティブ

100%

Proficiency

Skill Level100%

母語として完全にマスター

💼

Business

Perfect

🎯

Technical

Expert

🇺🇸

English

ビジネス

75%

Proficiency

Skill Level75%

ビジネスレベルでの円滑なコミュニケーション

Certifications & Skills

TOEICBusiness Communications

💼

Business

Fluent

🎯

Technical

Advanced

International Experience

グローバル企業での多国籍チームでの協働経験を通じて、技術的なコミュニケーションからビジネス議論まで幅広い場面での英語コミュニケーション能力を実践で身につけています。

Years Experience

10+

Countries Collaborated

100+

International Meetings

Education

🎓

Bachelor of Economics

March 2018

Waseda University

Certification

AWS Certified Machine Learning - Specialty

2021-11

AWS Certified Solutions Architect Associate

2019-03

Fundamental Information Technology Engineer Examination(基本情報技術者)

2018-11

TOEIC 850

2018-04

The Official Business Skill Test in Book-keeping,3rd grade(日商簿記3級)

2016-04

Skills & Expertise

SRE/DevOps/AIOps

MLOps/LLMOps/Data Engineering

ML/NLP

Programming Languages

Container & Orchestration

Cloud Infrastructure

Application Design

Policy as Code

Career Journey

Senior Software Engineer

Key Responsibilities

Technologies

Senior Software Engineer

Key Responsibilities

Technologies

Site Reliability Engineer

Key Responsibilities

Technologies

Backend Engineer

Key Responsibilities

Technologies

System Engineer

Key Responsibilities

Technologies

Featured Works

[Slide] ペアーズにおける評価ドリブンな AI Agent 開発のご紹介

[Slide] ペアーズでの、Langfuseを中心とした評価ドリブンなリリースサイクルのご紹介

[Slide] ペアーズにおけるAmazon Bedrockを⽤いた障害対応⽀援 ⽣成AIツールの導⼊事例

[Article] Amazon Bedrock を用いた障害対応報告書とポストモーテム文書自動作成

[Slide] SRE NEXT 2022 Steps toward self-service operations in eureka

[Video] SRE Lounge #13「SREの探求」のすゝめ

[Slide] SRE NEXT 2022に学ぶこれからのSREキャリア

[Conference Chair] SRE NEXT 2022

[Book] Introduction of SlackBot with Go and AWS CDK

[Radio] SRE NEXT 2022 with fukubaka0825

[Radio] sp.78【Guest: fukubaka0825】How a band member became a fun SRE

[Video] YouTube Channel(VTuber) wapper/nari 🍔 🍔

[VR Model] VRoid Model wapper 🍔 🍔

Open Source Contributions

Code Contributions

terraform-providers/terraform-provider-aws

mercari/tfnotify

evalphobia/aws-sdk-go-wrapper

Language Skills

Japanese

English

Certifications & Skills

International Experience

Education

Bachelor of Economics

Certification

AWS Certified Machine Learning - Specialty

AWS Certified Solutions Architect Associate

Fundamental Information Technology Engineer Examination(基本情報技術者)

TOEIC 850

The Official Business Skill Test in Book-keeping,3rd grade(日商簿記3級)

[Slide] ペアーズにおけるAmazon Bedrockを⽤いた障害対応⽀援⽣成AIツールの導⼊事例