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R&D Engineer

若井 祐樹

Yuki Wakai
R&D Engineer

若井 祐樹

Yuki Wakai
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R&D Engineer at Mitsubishi Electric, working on machine learning and generative AI applications for system operations.

Experienced in cloud technology research, non-functional requirements, business system design and development, and AI-driven operations technologies.

Interests: Cloud / MLOps / AIOps / Generative AI / System Operations

Major Certifications:
- AWS Certified Solutions Architect - Professional
- AWS Certified DevOps Engineer - Professional
- AWS Certified Generative AI Developer - Professional
- Microsoft Certified: Azure Fundamentals

Hobbies: Watching movies, collecting goshuin stamps

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三菱電機で、機械学習・生成AIを用いたシステム運用技術の研究開発に従事しています。

これまで、クラウド技術調査、非機能要件、業務システムの設計・開発、AIを活用した運用技術開発に取り組んできました。

関心領域:Cloud / MLOps / AIOps / Generative AI / System Operations

主な保有資格:
- AWS Certified Solutions Architect - Professional
- AWS Certified DevOps Engineer - Professional
- AWS Certified Generative AI Developer - Professional
- Microsoft Certified: Azure Fundamentals

趣味:映画鑑賞、御朱印収集

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R&D Engineer
若井 祐樹
Yuki Wakai
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https://my.prairie.cards/u/wakachof
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職歴

三菱電機株式会社 情報技術総合研究所 IoTシステム基盤技術部 サービス運用設計技術グループ
R&D Engineer
2025年4月 ~

AWSを中心としたクラウドシステムの運用技術調査・開発や生成AIの活用技術、MLOpsの構築支援に従事

三菱電機株式会社 静岡製作所 電子制御システム部 IoT開発推進プロジェクトグループ IoT技術課
System Architect
2022年4月 ~ 2025年3月

AWSを基盤とするフロン法点検支援・危機管理ツール「MELflo」、遠隔監視システム「AirCoNet」、「MELく~るLINK for スリム」の設計開発に従事

三菱電機株式会社 情報技術総合研究所 情報システム構築技術部 情報システム高信頼設計技術グループ
R&D Engineer
2019年4月 ~ 2022年3月

クラウド技術(主にAWS, Azure)の調査、設計支援、非機能要件、基盤システム向け性能評価ツールの開発に従事。

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@y_wakaiのマイページ - Qiita

y_waka1 (@y_waka1) on Speaker Deck

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AWS Builder Center

Connect with builders who understand your journey. Share solutions, influence AWS product development, and access useful content that accelerates your growth. Your community starts here.

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AWS Certified Generative AI Developer - Professional was issued by Amazon Web Services Training and Certification to YUKI WAKAI.

Certification earners have the practical knowledge needed to implement GenAI solutions into production environments using AWS technologies. They demonstrated the ability to design and build solutions using various GenAI architectures, integrate FMs into applications and business workflows, and implement agentic AI solutions. They are able to apply prompt engineering techniques, optimize for cost and performance, and configure in line with security, governance, and Responsible AI practices.

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AWS Certified DevOps Engineer – Professional was issued by Amazon Web Services Training and Certification to YUKI WAKAI.

Earners of this certification have an extensive understanding of implementing continuous delivery systems and methodologies on the AWS Cloud. They demonstrated the ability to automate resilient applications and infrastructure deployments using AWS services. Badge owners are able to enforce policies, implement automated monitoring, and configure event management of an environment.

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AWS Certified Solutions Architect – Professional was issued by Amazon Web Services Training and Certification to YUKI WAKAI.

Earners of this certification have an extensive understanding of designing technical strategies to accomplish specific business goals. They demonstrated the ability to balance best practices and trade-offs based on business context. Badge owners are able to design solutions across multiple platforms and providers.

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AWS Certified Advanced Networking – Specialty was issued by Amazon Web Services Training and Certification to YUKI WAKAI.

Earners of this certification have the ability to design and maintain network architecture for all AWS services. They demonstrated the ability to leverage tools to automate AWS networking tasks based on business needs. Badge owners are able to design and implement AWS and hybrid IT network architectures at scale.

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AWS Certified Security – Specialty was issued by Amazon Web Services Training and Certification to YUKI WAKAI.

Earners of this certification have an in-depth understanding of AWS security services and the shared responsibility model (between AWS and the customer). They demonstrated the ability to design, implement, and troubleshoot various security models in the AWS Cloud. Badge owners can leverage various security models for organizations of all sizes.

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AWS Certified Data Engineer – Associate was issued by Amazon Web Services Training and Certification to YUKI WAKAI.

Earners of this certification have an in-depth understanding of how to use AWS services to implement data pipelines and to monitor, troubleshoot, and optimize cost and performance issues in accordance with best practices. Badge owners have technical expertise to understand the effects of volume, variety, and velocity on data ingestion. They are familiar with transformation, modeling, security, governance, privacy, schema design, and optimal data store design.

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AWS Certified Developer – Associate was issued by Amazon Web Services Training and Certification to YUKI WAKAI.

Earners of this certification have a comprehensive understanding of application life-cycle management. They demonstrated proficiency in writing applications with AWS service APIs, AWS CLI, and SDKs; using containers; and deploying with a CI/CD pipeline. Badge owners are able to develop, deploy, and debug cloud-based applications that follow AWS best practices.

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AWS Certified CloudOps Engineer – Associate was issued by Amazon Web Services Training and Certification to YUKI WAKAI.

Earners of this certification have a comprehensive understanding of how to deploy, manage, and operate workloads on AWS. They demonstrated the ability to monitor, scale, and secure systems in the AWS Cloud. They can implement optimizations based on business requirements of performance and cost. Badge owners are able to provide guidance on implementing best practices for cloud operations.

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AWS Certified Solutions Architect – Associate was issued by Amazon Web Services Training and Certification to YUKI WAKAI.

Earners of this certification have a comprehensive understanding of AWS services and technologies. They demonstrated the ability to build secure and robust solutions using architectural design principles based on customer requirements. Badge owners are able to strategically design well-architected distributed systems that are scalable, resilient, efficient, and fault-tolerant.

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AWS Certified Machine Learning Engineer – Associate was issued by Amazon Web Services Training and Certification to YUKI WAKAI.

Earners of this badge have knowledge and skills in developing, deploying, maintaining, and monitoring ML solutions to meet AI/ML objectives. They know how to ingest, transform, validate, and prepare data for ML modeling. They have skills in implementing and operationalizing ML workloads in production. They can select modeling approaches and analyze model performance. They have the expertise to monitor ML solutions and to secure ML systems and resources.

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Microsoft 認定: Azure Fundamentals

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AWS Certified Cloud Practitioner was issued by Amazon Web Services Training and Certification to YUKI WAKAI.

Earners of this certification have a fundamental understanding of IT services and their uses in the AWS Cloud. They demonstrated cloud fluency and foundational AWS knowledge. Badge owners are able to identify essential AWS services necessary to set up AWS-focused projects.

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AWS Certified AI Practitioner was issued by Amazon Web Services Training and Certification to YUKI WAKAI.

Earners of this badge understand AI, ML, and generative AI concepts, methods, and strategies in general and on AWS. They can determine the correct types of AI/ML technologies to apply to specific use cases and know how to use AI, ML, and generative AI technologies responsibly. They are familiar with the AWS Global Infrastructure, core AWS services and use cases, AWS service pricing models, and the AWS shared responsibility model for security and compliance in the AWS Cloud.

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Certified ScrumMaster® for YUKI WAKAI

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AWS Data Streaming Demonstrated was issued by Amazon Web Services Training and Certification to YUKI WAKAI.

Earners of this badge have passed the AWS Data Lakehouse Demonstrated exam lab. Recipients completed timed challenges in a simulated business scenario and a live AWS environment. This exam validates skills in diagnosing and fixing real-time streaming infrastructure using Amazon Kinesis Data Streams, Amazon MSK, Amazon Data Firehose, Amazon Managed Service for Apache Flink, and AWS Glue.

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AWS Data Lakehouse Demonstrated was issued by Amazon Web Services Training and Certification to YUKI WAKAI.

Earners of this badge have passed the AWS Data Lakehouse Demonstrated exam lab. Recipients completed timed challenges in a simulated business scenario and a live AWS environment. This exam validates skills in diagnosing issues and implementing solutions across a lakehouse architecture using analytics services including Amazon Athena, AWS Glue, Apache Iceberg, Amazon EventBridge, AWS Lake Formation, and Amazon Data Firehose.

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AWS Incident Response Demonstrated was issued by Amazon Web Services Training and Certification to YUKI WAKAI.

Earners of this badge have passed the AWS Incident Response Demonstrated exam lab. Passing this microcredential assessment represents a proficiency in identifying, containing, and remediating common AWS security incidents. Recipients completed timed challenges stemming from a simulated business scenario in a hands-on AWS environment.

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AWS Application Networking Demonstrated was issued by Amazon Web Services Training and Certification to YUKI WAKAI.

Earners of this badge have passed the AWS Application Networking Demonstrated exam lab. Passing this microcredential assessment represents a proficiency in core tasks related to application delivery, performance optimization, and modern application architecture implementation. Recipients completed timed challenges stemming from a simulated business scenario in a hands-on AWS environment.

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AWS MLOps Demonstrated was issued by Amazon Web Services Training and Certification to YUKI WAKAI.

Earners of this badge have passed the AWS MLOps exam lab. Passing this microcredential assessment represents proficiency in using Amazon SageMaker AI to deploy foundation models and fine-tune ML models, run inference, configure observability, and scale applications.

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AWS Agentic AI Demonstrated was issued by Amazon Web Services Training and Certification to YUKI WAKAI.

Earners of this badge have passed the AWS Agentic AI Demonstrated exam lab. Passing this microcredential assessment represents a proficiency in several AWS Services involving agentic AI. Recipients completed timed challenges involving troubleshooting, repairing, integrating, and enhancing Bedrock Agents and Bedrock Guardrails in an AWS environment.

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AWS Serverless Demonstrated was issued by Amazon Web Services Training and Certification to YUKI WAKAI.

Earners of this badge have passed the AWS Serverless Demonstrated exam lab. Passing this microcredential assessment represents a proficiency in several AWS Services involving serverless architectures. Recipients completed timed challenges in a hands-on AWS environment using services including AWS Lambda, Amazon API Gateway, AWS Step Functions, and Amazon DynamoDB.

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「どのログを見ればいい?」 から始めた サーバーレス障害解析

ログは各サービスにあっても、障害調査で困るのは「経路のつながりが見えない」こと。そこをAthenaでの段階的絞り込み → Bedrock AgentCoreによる調査支援の仕組み化、という流れで解決していく話。

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JAWS-UG横浜 #103 SRE支部コラボLT会 (2026/09/18 19:00〜)

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はじめに 何かしらの業務に携わるベンダー資格を取得するために勉強している方、こんな経験をしたことはないですか? 「マイナーすぎる or 情報がなさすぎる…問題集があっても少ない…」 「同じ問題ばっかり…もっとバリエーションが欲しい」 「新設資格で模擬試験がまだ少ない…」...

設計書に本当に必要なものは何か?OneNoteを題材に考えてみた - Qiita

はじめに OneNoteで要求仕様書や設計書を書いているプロジェクトがある、という話を聞きました。 「それ、設計書として成立するの?」と思いながらも、ふと気づきました。 そもそも設計書って、何の情報があればいいんだろう、と。 フォーマットや記法の話になりがちですが、突き詰...

Bedrockで運用ログの日次レポートを自動作成してみた - Qiita

はじめに AWSで運用しているシステムのログ、毎日確認するの大変ですよね。 Lambda関数のエラーログ、ECSコンテナの実行ログ、API Gatewayのアクセスログ...。 CloudWatch Logsに蓄積されるログを毎日チェックして、エラーが出てないか、パフォー...

【AWS re:Invent 2025レポート】量産開発経験者が行くre:Invent - Qiita

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フロン法点検支援・機器管理ツール「MELflo(メルフロー)」|三菱電機 Mitsubishi Electric

三菱電機の空調・換気・衛生サイトです。フロン法点検支援・機器管理ツール「MELflo(メルフロー)」は、機器データを記録・共有して、機器管理やフロン 排出抑制法で定められた簡易点検などをサポートいたします。

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MELfloのサービス「AirCoNet(エアコネット)」|三菱電機 Mitsubishi Electric

三菱電機の空調・換気・衛生サイトです。空調機器管理ツール「MELflo」 のサービス「AirCoNet」は、空調機をインターネットに接続して、遠隔地から機器の 稼働状況や異常情報が確認できます。

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三菱電機がおススメする情報提供サービス MELく~るLINK for スリム|三菱電機 空調・換気・衛生

三菱電機がおススメする情報提供サービス MELく~るLINK for スリムをご案内しています。空調冷熱製品の異常、運転データ、冷媒漏えいを遠隔で確認することができます。

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R&D Engineer
若井 祐樹
Yuki Wakai
https://my.prairie.cards/u/wakachof
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