5.Product Development の求人一覧 - 株式会社Mico
TECH-Bizclo-01. Lead Full Stack Engineer (Bilingual –Japanese/English)
BizCloでは、国内外のリーディングカンパニーに日々利用される高トラフィックなエンタープライズ向けSaaSプラットフォームのアーキテクチャを、自らの手でリードし、最新化していくチャンスがあります。リアルタイムメッセージングシステムのスケーリング、開発者体験の改善、複雑な機能のリファクタリングといった課題に取り組みながら、急成長するプロダクトのエンジニアリング基盤を共に築いていきます。
このポジションは、単なる技術的な問題解決にとどまらず、信頼されるテクニカルリーダーへと成長し、チームメンバーを育成し、多言語・多文化の環境で活躍できる貴重な機会でもあります。日本語・英語を使って同僚と協働することで、技術力を磨くだけでなく、グローバルな舞台でリーダーシップを発揮し、影響力を広げる力を養うことができます。
◼︎職務概要
エンタープライズ向けのLINEチャット SaaS「BizClo」は、日々膨大なメッセージと高トラフィックのリクエスト処理を担うチャット基盤です。本製品は、1to1 コミュニケーションを通じて業務効率化と売上向上につながる体験を提供します。
本ポジションでは、複雑化しつつある社内・顧客向け機能群のモダナイズ、リファクタ、DevEx改善、リアルタイム性と安定性の両立、技術的負債の返済といった課題に取り組みます。
◼︎主な職務内容
<アーキテクチャ設計>
顧客ごとの柔軟な要件に対応しながら、機能の分離・再利用性を意識したシステム構成と開発を推進します。現行の構成や課題を踏まえた設計改善にも積極的に取り組みます。
<パフォーマンス & SRE>
サービスの応答性と安定性を高めるため、各種メトリクスを基にした継続的な改善や、運用指標の策定・実行をリードします。
<デザインシステム推進>
UI 品質を維持しつつ、デザインと実装をつなぐ共通基盤の運用を担います
<DevEx 改善>
開発者の体験向上のため、ビルド時間短縮やレビュープロセスの整備、自動化の拡充を図ります。
<技術リーダーシップ>
技術的な意思決定を支える場づくりや、後進メンバーの育成・支援に積極的に関わります。
<マルチリンガルコミュニケーション>
日本語・英語の両言語を使って、グローバルなチームと協調的に議論・ドキュメント作成を行います。
At BizClo, you’ll have the opportunity to take ownership of and modernize the architecture of a high-traffic enterprise SaaS platform used daily by leading businesses. You’ll tackle challenges such as scaling real-time messaging systems, enhancing the developer experience, and refactoring complex features—all while helping to set engineering standards for a fast-growing product. This role isn’t just about solving technical problems; it’s also a chance to grow into a trusted technical leader, mentor others, and thrive in a bilingual, multicultural team environment. By collaborating with both Japanese- and English-speaking colleagues, you’ll expand not only your technical expertise but also your ability to lead and influence in a truly global context.
◼︎Job Summary
BizClo is an enterprise-focused LINE chat SaaS platform handling a massive volume of messages and high-traffic request processing daily. The product delivers experiences that improve operational efficiency and drive sales through 1-to-1 communication.
In this role, you will tackle challenges such as modernizing and refactoring increasingly complex internal and customer-facing features, improving developer experience, balancing real-time responsiveness with system stability, and paying down technical debt.
◼︎Key Responsibilities
<Architecture Design>
Drive system design and development with an emphasis on modularity and reusability to accommodate flexible customer requirements. Actively work on design improvements based on current architecture and challenges.
<Performance & SRE>
Lead continuous improvements based on various metrics to enhance service responsiveness and stability, and establish and execute operational indicators.
<Design System Promotion>
Manage a shared foundation that connects design and implementation while maintaining UI quality.
<DevEx Improvement>
Improve developer experience by shortening build times, refining review processes, and expanding automation.
<Technical Leadership>
Facilitate environments that support technical decision-making and actively support the growth and mentoring of junior members.
<Multilingual Communication>
Collaborate and document effectively with global teams using both Japanese and English.
### 言語・プラットフォーム / Language and Platform
- TypeScript
- Node.js / pnpm / Turborepo(モノレポ構成)
### フロントエンド / Front-end
- Next.js
- Chakra UI / ShadCn
### バックエンド/ Back-end
- NestJS
- Prisma ORM
- Kafka、Redis、Elasticsearch
### インフラ・運用 / Infrastructure and Operations
- AWS(S3、Cognito、SQS)
- Terraform、GitHub Actions
### モニタリング・品質管理 / Monitoring and Quality Assurance
- New Relic、OpenTelemetry
- Jest、Playwright、ESLint、Prettier
TECH-Bizclo-01. Lead Full Stack Engineer (Bilingual –Japanese/English)_TokyoDev
At BizClo, you’ll have the opportunity to take ownership of and modernize the architecture of a high-traffic enterprise SaaS platform used daily by leading businesses. You’ll tackle challenges such as scaling real-time messaging systems, enhancing the developer experience, and refactoring complex features—all while helping to set engineering standards for a fast-growing product. This role isn’t just about solving technical problems; it’s also a chance to grow into a trusted technical leader, mentor others, and thrive in a bilingual, multicultural team environment. By collaborating with both Japanese- and English-speaking colleagues, you’ll expand not only your technical expertise but also your ability to lead and influence in a truly global context.
◼︎Job Summary
BizClo is an enterprise-focused LINE chat SaaS platform handling a massive volume of messages and high-traffic request processing daily. The product delivers experiences that improve operational efficiency and drive sales through 1-to-1 communication.
In this role, you will tackle challenges such as modernizing and refactoring increasingly complex internal and customer-facing features, improving developer experience, balancing real-time responsiveness with system stability, and paying down technical debt.
◼︎Key Responsibilities
<Architecture Design>
Drive system design and development with an emphasis on modularity and reusability to accommodate flexible customer requirements. Actively work on design improvements based on current architecture and challenges.
<Performance & SRE>
Lead continuous improvements based on various metrics to enhance service responsiveness and stability, and establish and execute operational indicators.
<Design System Promotion>
Manage a shared foundation that connects design and implementation while maintaining UI quality.
<DevEx Improvement>
Improve developer experience by shortening build times, refining review processes, and expanding automation.
<Technical Leadership>
Facilitate environments that support technical decision-making and actively support the growth and mentoring of junior members.
<Multilingual Communication>
Collaborate and document effectively with global teams using both Japanese and English.
### Language and Platform
- TypeScript
- Node.js / pnpm / Turborepo
### Front-end
- Next.js
- Chakra UI / ShadCn
### Back-end
- NestJS
- Prisma ORM
- Kafka、Redis、Elasticsearch
### Infrastructure and Operations
- AWS(S3、Cognito、SQS)
- Terraform、GitHub Actions
### Monitoring and Quality Assurance
- New Relic、OpenTelemetry
- Jest、Playwright、ESLint、Prettier
TECH-INFRA-01. Bilingual SRE (Site Reliability Engineering)_Tokyo Dev
You will play a critical role in ensuring the reliability, availability, performance, and scalability of our infrastructure and services. Working closely with development teams, you will help achieve both system stability and a rapid release cycle.
Our company has established a global development structure, accelerating collaboration among engineers based in Japan, India, and the Philippines. Within this environment, bilingual (Japanese and English) SREs serve an essential role, acting as a bridge between teams.
▪️Roles and Responsibilities
- Design, build, and operate cloud infrastructure.
- Plan and drive cost optimization and efficiency improvements for cloud resources.
- Improve operational efficiency through the development and implementation of automation tools.
- Define and measure Service Level Objectives (SLOs) and Service Level Indicators (SLIs).
- Monitor systems, configure alerts, and manage and continuously improve incident response.
- Manage incident resolution and conduct post-mortem analyses.
- Perform capacity planning and performance tuning.
- Develop and enhance CI/CD pipelines.
- Manage identity and access for development tools.
▪️Organizational Structure
You will be assigned to the SRE / Infrastructure team within the Innovation & Engineering Division.
The SRE / Infrastructure team currently consists of 8 members and handles SRE/Infrastructure tasks across multiple products, primarily focusing on "MicoCloud".
▪️Career Path Opportunities
You will begin by handling SRE responsibilities or serving as an SRE lead for a single product.
Depending on your preferences, you may then choose to specialize further in the SRE domain or pursue a management role within the SRE team.
Given our rapid organizational growth, there are ample opportunities for career advancement into management positions.
<The Appeal of Micoworks>
Micoworks has set an ambitious goal: to become No. 1 in Asia by 2030, with a clear vision for global expansion. Achieving this goal requires tackling numerous challenges and overcoming obstacles.
We provide an environment where you can fully leverage your skills and experience. At Micoworks, everyone is encouraged to take ownership and lead, making our culture of individual initiative and empowerment one of our greatest strengths.
< Our Service >
- MicoCloud offers a platform that supports B2C businesses by managing customer information and facilitating communication via a messaging platform.
- By collecting and analyzing customer data as 1st-party data, the platform enables personalized communication and information delivery, fostering customer loyalty and driving revenue growth for businesses.
- Currently, MicoCloud not only supports customer acquisition and engagement as a marketing tool but also enhances one-on-one communication quality post-acquisition, contributing to the maximization of LTV (Lifetime Value).
- The platform extends beyond messaging to embrace a multi-channel strategy. With "Vision2030," we aim to become "Asia’s No.1 Brand Empowerment Company," driving business development with a focus on the global market.
< Challenges We Address >
- Leadership in the Conversational Commerce MarketIn the rapidly growing conversational commerce (C-commerce) market, especially in Asia, MicoCloud is striving to become the leading solution.
- Effective results in C-commerce require more than scattershot strategies. By unifying, analyzing, and improving communication between businesses and consumers, MicoCloud enables businesses to optimize their online marketing efforts on an individualized level.
- Streamlining Marketing OperationsMany marketing professionals struggle to dedicate time to strategic tasks due to the burden of daily operations.
- By improving operational efficiency through MicoCloud, we aim to create a world where businesses can focus on creative work while providing consumers with more enjoyable and seamless purchasing experiences.
< The Appeal of Working at Micoworks >
◼︎ A "Growing Market × Growing Company"
- The C-commerce market boasts a global scale of nearly 30 trillion yen, with projections suggesting it will surpass the e-commerce market in some countries by 2025.
- Achieved 500% business growth in just two years in the marketing SaaS domain.
Secured a total of 6.3 billion yen in funding (Series B: 3.5 billion yen).
- Established the No.1 position in LINE marketing within Japan.
◼︎ A Customer-Centric Approach
- Our mission is to expand possibilities for all businesses and create a future where brands and consumers lead richer lives.
- The culture of "WOW THE CUSTOMER" reflects our commitment to addressing customers’ true challenges and delivering results that exceed expectations.
◼︎ The People You Work With
- Our leadership and team embody an "OPEN MIND" approach, fostering open and inclusive communication across all levels.
- Driven by a strong "ALL FOR ONE" spirit, team members work closely together, both internally and externally, with a "Giver Mindset" at the core of our collaboration.
- Surrounded by highly motivated colleagues, you’ll find daily inspiration and opportunities for personal and professional growth.
◆Summary of Micoworks Information◆
Company Overview (Entrance Book)
- https://micoworks.page.link/entrance-book_biz
- https://speakerdeck.com/micoworks/micoworkszhu-shi-hui-she-cai-yong-zi-liao
--Employee Interviews
- Yamada (CEO) :https://note.com/micoworks/n/n3655e51fce61
- Yaegashi (COO):https://note.com/micoworks/n/n6b94e38f8427
- Ogoshi (VPoP) :https://www.evange.jp/articles/ogoshi-takahiro
- Komahara (Director of Engineering):https://note.com/micoworks/n/n135416ca8469
-People Working at Micoworks:https://note.com/micoworks/m/m0bfd9da02e11
--Our tech stack
The technology stack may vary slightly depending on the product involved.
[MicoCloud]
- Web backend: TypeScript (Nest.js), React
- Web front end: TypeScript (Next.js), Chakra UI
- Databases: TiDB, Aurora MySQL, DynamoDB, MemoryDB for Redis, Snowflake
- Common Infrastructure Infrastructure: AWS (Cognito, EC2, ECS, Route53, Lambda, Kinesis Data Stream, Kinesis Firehose, SQS, SES, Elasticache, RDS, CloudWatch, IAM, Audit, APIGateway CodeDeploy), IaC (Terraform, AWS CDK)
- Middleware: Nginx, Supervisor Monitoring: NewRelic, Sentry, AWS (CloudWatch)
- Data analysis: BigQuery, Google Data Studio, Google Analytics, Metabase, Trocco
- Environment construction: Docker
- CI: GitHub Actions, Amplify Hosting
- CDN: Cloud Front
- Source code management: GitHub
- Communication: Google Meet, Slack, Notion, Redmine, Jira, ClickUp
TECH-INFRA-01.バイリンガル SRE (Site Reliability Engineering)
当社のインフラストラクチャとサービスの信頼性、可用性、パフォーマンス、スケーラビリティを担保する重要な役割を担います。
開発チームと連携し、システムの安定性と迅速なリリースサイクルの両立を実現します。
私たちの会社ではグローバルな開発体制を確立し、日本、インド、フィリピンの各拠点のエンジニアとの連携を加速させています。このような環境の中で、チーム間の架け橋となるバイリンガル(日本語と英語)のSREは、非常に重要なポジションとなっています。
【お任せしたい業務内容】
- クラウドインフラストラクチャの設計・構築・運用
- クラウドリソースのコスト最適化と効率化の計画立案と推進
- 自動化ツールの開発・導入によるオペレーション効率化
- サービスレベル目標(SLO)、サービスレベル指標(SLI)の設定と測定
- システムの監視、アラート設定、インシデント対応の実施と改善
- 障害対応とポストモーテム(事後分析)の実施
- キャパシティプランニングとパフォーマンスチューニング
- CI/CDパイプラインの構築と改善
- 開発ツールのアイデンティティとアクセス管理
【組織体制】
イノベーション&エンジニアリング統括本部のSRE/インフラチームへの配属を予定しております。
SRE/インフラチームには8名在籍しており、複数プロダクトに関するSRE/インフラ業務に携わっています。
【目指せるキャリア】
単一プロダクトのSRE領域担当やSRE領域リードからスタートしていただき、ご希望に合わせてSRE職のスペシャリストを目指すか、SREチームのマネジメント職を目指すのか選択いただくことが可能です。
組織が急拡大しているため、マネジメントへのキャリアアップしていだける機会も多い環境となっております。
◆Micoについてーーーー
✦Mission
To empower every brand by building lifetime trust through humanlike technology
すべてのブランドが、心をつかむ瞬間をつくる。
Micoは、上記ミッションのもと 、AIを活用した人間らしいテクノロジーを通じて、ブランドと顧客の間に持続的な信頼関係(Lifetime Trust)を構築する企業です 。AIを活用した多様な機能でブランドの競争力向上とビジネス成長を支援します。
会社HP:https://mico-inc.com/
✦Vision
“Asia No,1になります”
私たちの存在は、ただのBtoBカンパニーではありません。この世界に存在する、一つひとつのブランドが持つ計り知れない可能性を信じ、その輝きを最大限に引き出すために、私たちはここにいます。「世の中に存在する全てのクライアントのビジネス成長に貢献すること、彼らにその手を差し伸べること(To empower every brand)」それが、私たちの存在意義です。
そして、私たちが追い求めるのは、一瞬の成功ではありません。心と心を通わせるコミュニケーションの先に、クライアントとお客様が手を取り合い、決して色褪せることのない「クライアントと顧客に”持続可能な信頼”をもたらし、ブランドの価値を高める(by building lifetime trust)」こと。それが、ブランドの真の価値を解き放ち、永続的な絆へと昇華させる道だと信じています。
この壮大なビジョンを実現するために、私たちは「ブランドの競争力を高めるテクノロジーをユーザーに寄り添ったUIUXで実現する(through humanlike technology)」未来を創造します。冷たい機械の論理ではなく、温かく、そして深くユーザーに寄り添うUIUXで、ブランドと顧客の間に感動的な瞬間を紡ぎ出していくのです。私たちのテクノロジーは、ただのツールではありません。それは、ブランドの情熱を、顧客の心へ届けるための、温かい手なのです。
▷代表のリブランディングへの想い:https://note.com/osamuyamada/n/n814850a4b975
✦Product
▷Mico Engage AI (https://mico-inc.com/engage/)
Mico Engage AIは、日本最大級のプラットフォームを連携基盤とするコミュニケーションプラットフォームです 。Webサイトからの顧客囲い込み、データ活用による個別最適化されたメッセージ配信、1対1の顧客対応、そして他システム連携を通じ、企業のマーケティング課題を包括的に解決し、成果を最大化します 。顧客の集客からファン化までを一気通貫で支援することが強みです 。
▷Mico Voice AI(https://micovoice.com/ja)
MicoVoiceは、人間らしいAI音声による自動架電で、顧客コミュニケーションの質と効率を劇的に向上させるサービスです 。単なる自動化を超え、顧客との「心をつかむ瞬間」を創出し、企業の生産性向上と顧客エンゲージメント強化を両立させる点が最大の魅力です 。
▷BizClo(https://mico-inc.com/bizclo/)
BizCloは、エンタープライズ企業が「LINE」を真のビジネス武器へと変革する、唯一無二のソリューションです。 既存のビジネスチャットでは不可能だったLINE 1対1チャットの"無償化"と"引き継ぎ問題の解消"を実現。顧客との関係性を深く、そして組織的に築き上げ、事業成長と顧客ロイヤルティ最大化を同時に叶えます。
▷Micomii(https://micomii.com/)
ミコミーは、飲食店向けのLINE会員証サービスです 。スマホから手軽に導入でき、来店回数に応じた会員ランクやスタンプラリー、特典付与が可能です 。顧客データをLINE上で管理・分析し、グルメサイトに頼らない集客とリピーター獲得を支援します 。
これからも新しいProductを生み出し続けます。
✦Micoで働く魅力
▷柔軟な働き方: ハイブリッドワークやフレックスタイム、年6回までのライフヘルス休暇で、個々のライフスタイルを尊重 。
▷圧倒的な成長支援: 5.5万円までの書籍・セミナー補助など、個人のスキルアップとキャリア形成を強力に後押し 。
▷高い透明性: 毎週全社員参加の「TGIM!」や四半期ごとの経営陣説明会で、会社の情報やビジョンを共有し、風通しの良い環境 。
▷マネジメント強化: 体系的な研修でリーダーシップと組織運営スキルを向上させ、チームの成長を促進 。
▷公平な評価制度: OKRに基づき、社員の成果と貢献を半期ごとに丁寧に評価し、日々のフィードバックも充実 。
▷社会貢献性: 革新的なSaaSプロダクトを通じて、顧客のビジネス成長と働き方改革に貢献する意義深い仕事 。
✦Micoコンテンツ
▷Career Deck:https://speakerdeck.com/micoinc/mico-career-deck-japan
▷note記事:https://note.com/micoworks
▷メンバー紹介:https://note.com/micoworks/m/m0bfd9da02e11
▷採用ページ:https://careers.mico-inc.com/
【使用ツール/言語/環境について】
技術スタックは携わるプロダクトによって一部異なります。
・Webバックエンド:TypeScript(Nest.js), 一部Java(Spring Boot)
・Webフロントエンド:TypeScript(Next.js), Chakra UI
・データベース:TiDB, Aurora MySQL, MemoryDB for Redis
・インフラ:AWS, IaC
・ミドルウェア:Nginx, Supervisor
・モニタリング:NewRelic, Sentry, AWS(CloudWatch)
・データ分析:BigQuery, Google Data Studio, Google Analytics, Metabase, Trocco
・環境構築:Docker
・CI:GitHub Actions, Amplify Hosting
・CDN:CloudFront
・ソースコード管理:GitHub
・コミュニケーション:Google Meet, Slack, Notion, Redmine, Jira, ClickUp
TECH-QA-01. Bilingual QA Automation Engineer_Tokyo Dev
The role primarily involves leading the promotion, design, and implementation of automated testing aimed at improving the quality of our multi-product lineup, particularly centered on our flagship product, MicoCloud.
You will be responsible for driving improvements in both the efficiency of quality assurance processes and overall product quality.
Our company has established a global development framework, actively enhancing collaboration among engineers located in Japan, India, and the Philippines. Within this environment, bilingual QA engineers (Japanese and English) play an extremely vital role, serving as a bridge between these international teams.
▪️Roles and Responsibilities
- Planning and strategizing test automation across multiple products, including the flagship product.
- Designing, developing, operating, and maintaining automated tests.
- Integrating and managing automated tests within the CI/CD environment.
- Promoting QA process improvement and enhancing test efficiency.
- Communicating quality issues clearly with development teams, product managers, and stakeholders.
- Analyzing bugs, identifying root causes, and proposing improvements.
▪️Organizational Structure
You will be assigned to the QA team within the Innovation & Engineering Division.
The QA team currently consists of 14 members and is primarily engaged in quality assurance activities across multiple products, with a particular focus on "MicoCloud."
▪️Career Path Opportunities
You can start from a role as a QA specialist or QA lead responsible for automated testing in a single product area.
Depending on your preference, you will have the option to advance your career either toward becoming a specialist QA engineer or toward a managerial role within the QA team.
With our organization rapidly expanding, there are abundant opportunities available to progress into management positions.
<The Appeal of Micoworks>
Micoworks has set an ambitious goal: to become No. 1 in Asia by 2030, with a clear vision for global expansion. Achieving this goal requires tackling numerous challenges and overcoming obstacles.
We provide an environment where you can fully leverage your skills and experience. At Micoworks, everyone is encouraged to take ownership and lead, making our culture of individual initiative and empowerment one of our greatest strengths.
< Our Service >
- MicoCloud offers a platform that supports B2C businesses by managing customer information and facilitating communication via a messaging platform.
- By collecting and analyzing customer data as 1st-party data, the platform enables personalized communication and information delivery, fostering customer loyalty and driving revenue growth for businesses.
- Currently, MicoCloud not only supports customer acquisition and engagement as a marketing tool but also enhances one-on-one communication quality post-acquisition, contributing to the maximization of LTV (Lifetime Value).
- The platform extends beyond messaging to embrace a multi-channel strategy. With "Vision2030," we aim to become "Asia’s No.1 Brand Empowerment Company," driving business development with a focus on the global market.
< Challenges We Address >
- Leadership in the Conversational Commerce MarketIn the rapidly growing conversational commerce (C-commerce) market, especially in Asia, MicoCloud is striving to become the leading solution.
- Effective results in C-commerce require more than scattershot strategies. By unifying, analyzing, and improving communication between businesses and consumers, MicoCloud enables businesses to optimize their online marketing efforts on an individualized level.
- Streamlining Marketing OperationsMany marketing professionals struggle to dedicate time to strategic tasks due to the burden of daily operations.
- By improving operational efficiency through MicoCloud, we aim to create a world where businesses can focus on creative work while providing consumers with more enjoyable and seamless purchasing experiences.
< The Appeal of Working at Micoworks >
◼︎ A "Growing Market × Growing Company"
- The C-commerce market boasts a global scale of nearly 30 trillion yen, with projections suggesting it will surpass the e-commerce market in some countries by 2025.
- Achieved 500% business growth in just two years in the marketing SaaS domain.
Secured a total of 6.3 billion yen in funding (Series B: 3.5 billion yen).
- Established the No.1 position in LINE marketing within Japan.
◼︎ A Customer-Centric Approach
- Our mission is to expand possibilities for all businesses and create a future where brands and consumers lead richer lives.
- The culture of "WOW THE CUSTOMER" reflects our commitment to addressing customers’ true challenges and delivering results that exceed expectations.
◼︎ The People You Work With
- Our leadership and team embody an "OPEN MIND" approach, fostering open and inclusive communication across all levels.
- Driven by a strong "ALL FOR ONE" spirit, team members work closely together, both internally and externally, with a "Giver Mindset" at the core of our collaboration.
- Surrounded by highly motivated colleagues, you’ll find daily inspiration and opportunities for personal and professional growth.
◆Summary of Micoworks Information◆
Company Overview (Entrance Book)
- https://micoworks.page.link/entrance-book_biz
- https://speakerdeck.com/micoworks/micoworkszhu-shi-hui-she-cai-yong-zi-liao
--Employee Interviews
- Yamada (CEO) :https://note.com/micoworks/n/n3655e51fce61
- Yaegashi (COO):https://note.com/micoworks/n/n6b94e38f8427
- Ogoshi (VPoP) :https://www.evange.jp/articles/ogoshi-takahiro
- Ogata (VPoR):https://note.com/micoworks/n/nd4a9a31186cb
- People Working at Micoworks:https://note.com/micoworks/m/m0bfd9da02e11
--Our tech stack
The technology stack may vary slightly depending on the product involved.
[MicoCloud]
- Web backend: TypeScript (Nest.js), React
- Web front end: TypeScript (Next.js), Chakra UI
- Databases: TiDB, Aurora MySQL, DynamoDB, MemoryDB for Redis, Snowflake
- Common Infrastructure Infrastructure: AWS (Cognito, EC2, ECS, Route53, Lambda, Kinesis Data Stream, Kinesis Firehose, SQS, SES, Elasticache, RDS, CloudWatch, IAM, Audit, APIGateway CodeDeploy), IaC (Terraform, AWS CDK)
- Middleware: Nginx, Supervisor Monitoring: NewRelic, Sentry, AWS (CloudWatch)
- Data analysis: BigQuery, Google Data Studio, Google Analytics, Metabase, Trocco
- Environment construction: Docker
- CI: GitHub Actions, Amplify Hosting
- CDN: Cloud Front
- Source code management: GitHub
- Communication: Google Meet, Slack, Notion, Redmine, Jira, ClickUp
TECH-QA-01.バイリンガル QA Automation エンジニア
当社の主力プロダクトを中心としたマルチプロダクトの品質向上を目的に、自動化テストの推進、設計、実装を中心に担当します。
品質保証プロセスの効率化と品質向上をリードしていただきます。
私たちの会社ではグローバルな開発体制を確立し、日本、インド、フィリピンの各拠点のエンジニアとの連携を加速させています。このような環境の中で、チーム間の架け橋となるバイリンガル(日本語と英語)のQAエンジニアは、非常に重要なポジションとなっています。
【お任せしたい業務内容】
- 主力プロダクトを含む複数プロダクトのテスト自動化計画・戦略の立案
- 自動化テストの設計・開発・運用・保守
- CI/CD環境への自動化テストの統合と管理
- QAプロセス改善、テスト効率化の推進
- 開発チーム、プロダクトマネージャー、ステークホルダーとのコミュニケーションおよび品質課題の共有
- バグの分析、原因究明、および改善提案
【組織体制】
イノベーション&エンジニアリング統括本部のQAチームへの配属を予定しております。
QAチームには14名在籍しており、複数プロダクトに関するQA業務に携わっています。
【目指せるキャリア】
単一プロダクトの自動化テストのQA領域担当や自動化テストのQA領域リードからスタートしていただき、ご希望に合わせてQAエンジニア職のスペシャリストを目指すか、QAチームのマネジメント職を目指すのか選択いただくことが可能です。
組織が急拡大しているため、マネジメントへのキャリアアップしていだける機会も多い環境となっております。
【使用ツール/言語/環境について】
技術スタックは携わるプロダクトによって一部異なります。
・Webバックエンド:TypeScript(Nest.js), 一部Java(Spring Boot)
・Webフロントエンド:TypeScript(Next.js), Chakra UI
・データベース:TiDB, Aurora MySQL, MemoryDB for Redis
・インフラ:AWS, IaC
・ミドルウェア:Nginx, Supervisor
・モニタリング:NewRelic, Sentry, AWS(CloudWatch)
・データ分析:BigQuery, Google Data Studio, Google Analytics, Metabase, Trocco
・環境構築:Docker
・CI:GitHub Actions, Amplify Hosting
・CDN:CloudFront
・ソースコード管理:GitHub
・コミュニケーション:Google Meet, Slack, Notion, Redmine, Jira, ClickUp
TECH-QA-03.QA Engineer Manager (Manual Testing Focused)_Tokyo Dev
◼︎Job Overview
We are looking for a QA Engineer Manager Candidate who will take ownership of the entire QA process for one of our key products, Micomii (https://micomii.com/).
This is a manual testing–focused role, covering everything from test planning and execution to quality improvement initiatives.
You’ll work cross-functionally with product managers, designers, and engineers in an agile team, proactively identifying quality issues and ensuring smooth delivery from the planning phase through release.
◼︎Key Responsibilities
Plan and design test strategies
Create and review test specifications
Manage and execute manual testing when needed
Collaborate on planning and requirement reviews
Lead QA projects and promote test automation initiatives
Analyze bugs and suggest preventive actions
Improve QA workflows, team structure, and cost efficiency
Coordinate QA activities across multiple departments
◼︎What Makes This Role Exciting
Contribute to multiple products and play a key role in product development
Join from the early stages of product growth and influence its evolution
Work in a QA team that values proactive ownership
High autonomy and strong collaboration with product teams
◼︎Team Structure
You’ll join the QA Team in our Innovation & Engineering Division, which includes 14 QA engineers covering multiple products such as Mico Engage AI.
As the company expands, there are plenty of opportunities for you to grow into a full management role.
TECH-QA-03.QAエンジニアマネージャー候補(手動テスト中心)
当社では複数の自社SaaSプロダクトを開発・運用しており、プロダクトの品質を継続的に向上させていくためにQA体制の強化を進めています。
今回募集するポジションは、手動テストを中心にテスト設計・実行・品質改善まで一貫して担えるQAエンジニアポジションのマネージャー候補です。
プロダクトマネージャーやデザイナー、エンジニアと密に連携しながら、より良いユーザー体験とプロダクト価値の実現に貢献していただきます。
また、最初はQAチームの一員としてアジャイルチームに深く入り込み、企画や要件定義といった上流工程から参画し、プロダクト品質の維持・向上、課題解決を開発チームと共に推進していただきます。
本ポジションでは、「ミコミー」のプロダクトへの配属を予定しています。
・https://micomii.com/
【お任せしたい業務内容】
以下の品質保証に必要な一連の業務をリードポジションとして担当いただく予定です。
- テスト計画
- テスト仕様書レビュー・作成
- テストコントロール、必要に応じてテスト実施
- 企画・仕様レビュー、要件定義
- QAプロジェクト推進、テスト自動化
- 不具合分析や再発防止策の検討
- 業務フローの見直しや品質向上に向けた体制やコストの改善
- 各部署とのスケジュール調整
【この仕事の魅力】
- 「品質」という観点で会社内の複数プロダクトに関与、プロジェクト進行やプロダクト自体のキーパーソンとしての経験ができる
- プロダクトの成長、変化を最前線で見守ることができる
- 受動的ではなく、QAとして攻めていく活動を歓迎する文化である
- プロダクト、QAチームの中で裁量を持って働くことができる
【組織体制】
イノベーション&エンジニアリング統括本部のQAチームへの配属を予定しております。
QAチームには14名在籍しており、「Mico Engage AI」を中心に複数プロダクトに関するQA業務に携わっています。
組織が急拡大しているため、マネジメントへのキャリアアップしていだける機会も多い環境となっております。
✦Micoコンテンツ
▷Career Deck:https://speakerdeck.com/micoinc/mico-career-deck-japan
▷note記事:https://note.com/micoworks
▷メンバー紹介:https://note.com/micoworks/m/m0bfd9da02e11
▷採用ページ:https://careers.mico-inc.com/
TECH-SD-02.Enterprise Solution Architect (Pre‑sales)_Tokyo Dev
# Job Description
This role is responsible for supporting sales activities aimed at achieving business growth, particularly in assisting large enterprise companies. In this position, you will provide technical support, design solutions, and manage projects in the pre-contract phase of our services.
You will work in collaboration with consulting sales to comprehensively understand the client's issues, including their current system environment, and propose optimal technical solutions using our product, "Mico Engage AI".
# Responsibilities
- Understand and align with the client’s system environment
- Design measures to address marketing challenges and promote business digital transformation
- Gain in-depth understanding of "Mico Engage AI" and propose solutions based on it
- Create technical documents such as proposals and requirement definitions
- Design ER diagrams and data structures, and consider basic system structures
- Collaborate with sales, customer success, and project teams upon receiving new projects
- Manage project progress and provide technical direction
# About Mico
## Mission
To empower every brand by building lifetime trust through humanlike technology
Mico strives to create meaningful moments that capture hearts.
Guided by this mission, we build humanlike technology powered by AI to help brands establish lasting, trust-based relationships with their customers. We support brand competitiveness and business growth through advanced, human-centric technology.
Company Website:https://mico-inc.com/
## Vision
“To become No.1 in Asia”
We are more than just a B2B company. We believe in the limitless potential of every brand, and our purpose is to help each of them shine. Empowering every brand and supporting their growth is at the core of our existence.
We don’t chase fleeting success. Our goal is to enable authentic, heart-to-heart communication that builds **lifetime trust** between brands and their customers—enhancing true brand value and creating lasting bonds.
To realize this bold vision, we are building a future where technology strengthens brand competitiveness through intuitive UI/UX rooted in empathy. Our technology is not a cold tool, but a warm hand that delivers a brand’s passion to the hearts of its customers.
Read our CEO’s rebranding story:
https://note.com/osamuyamada/n/n814850a4b975
## Product
### Mico Engage AI (https://mico-inc.com/engage/)
A powerful communication platform integrated with one of Japan's largest networks. It enables customer acquisition from websites, personalized messaging using data, 1-on-1 customer interaction, and system integration—all in one platform—to comprehensively solve marketing challenges and maximize results.
### Mico Voice AI(https://micovoice.com/ja)
Mico Voice AI dramatically enhances customer communication through humanlike voice AI. It goes beyond simple automation to create meaningful customer engagement while boosting operational efficiency.
### BizClo(https://mico-inc.com/bizclo/)
BizClo transforms LINE into a powerful business tool for enterprise clients.
It resolves issues like 1-on-1 chat handover and cost barriers, enabling deep, structured customer relationships and maximizing loyalty and growth.
### Micomii(https://micomii.com/)
Micomii is a LINE-based digital membership system for restaurants. It offers rank-based perks, digital stamp cards, and customer data analysis—all on LINE—to drive direct customer engagement and repeat visits without relying on food listing platforms.
We are continuously developing new products to meet evolving needs.
## Why Work at Mico?
- Flexible Workstyle: Hybrid work, flextime, and up to six lifestyle health leave days per year.
- Growth Opportunities: Up to ¥55,000 in subsidies for books and seminars to support career development.
- Transparency: Weekly all-hands meetings and quarterly executive briefings to ensure open communication.
- Leadership Development: Structured training to build leadership and organizational skills.
- Fair Evaluation System: Biannual OKR-based evaluations and consistent feedback.
- Meaningful Work: Contribute to digital transformation and business success through innovative SaaS products.
✦More About Mico
▷Career Deck:https://speakerdeck.com/micoinc/mico-career-deck-japan
▷Company Blog (note):https://note.com/micoworks
▷Team Introduction:https://note.com/micoworks/m/m0bfd9da02e11
▷Recruitment Page:https://careers.mico-inc.com/
TECH-SD-02.ソリューションアーキテクト
大手エンタープライズ企業を中心とした営業活動において、技術的な観点からソリューション提案を主導するとともに、要件定義〜設計〜開発ディレクション〜導入までのE2E支援、およびプロジェクトの円滑な進行管理を推進していただくポジションです。
【業務内容の詳細】
◼︎データ連携の設計・構築
- Salesforceなど、お客様の既存システムとMicoのプロダクトを連携させるためのソリューションを設計
- ETLツール、API、バッチ処理などを用いたカスタマイズ対応の実装
- データ構造・LINEの仕様・自社プロダクトの仕組みを理解した上で、最適な連携方法を提案
◼︎プリセールス/技術提案
- セールスやCSチームと連携し、提案段階から技術的な実現可能性の検討や導入方法の検討を行う
- 顧客ミーティングに同席し、要件のヒアリングや技術的な助言を実施
- 要望が不明確な場合は、ユースケースや背景を深掘りしながら、プロジェクトの目的を明確化
◼︎部門間連携とプロジェクト推進
-営業・カスタマーサクセス・プロダクトチームなど、他部門と連携しながらプロジェクトを推進
- 顧客要望の背景理解や社内連携を通じたスムーズな導入・運用支援を行う
◼︎運用支援・保守対応
- リリース後のお客様に対して、施策追加に伴うデータ項目の追加や連携内容の変更に対応
- 障害発生時には、優先的に対応し、AWSやSalesforceなど外部システムの障害にも柔軟に対応
◼︎プロダクトフィードバック・PoCの実施
- 標準機能では解決できないニーズをお客様との対話から抽出し、プロダクトチームへフィードバック
- 新機能開発に向けたPoCの設計・検証を担当
- AIエージェントやレコメンド機能など、先端技術領域のPoCにも携わる機会あり
【このポジションの魅力】
- プリセールスから運用保守、PoC開発まで幅広く携われるため、技術とビジネスの両面でスキルを磨くことができる
- 顧客との直接的な対話を通じて、提案・構築・改善まで一気通貫で関与できる裁量と影響力がある
- スタートアップならではのスピード感と柔軟性のある環境で、自らの意思で新しいチャレンジに取り組める
TECH-SD-03.Enterprise Solution Architect Manager (Pre‑sales)_Tokyo Dev
# Job Description
You will be responsible for leading solution proposals from a technical perspective, primarily in sales activities targeting major enterprise clients, as well as managing a team of approximately 4 to 5 solution architects.
In addition to proposal activities, this position involves providing end-to-end support—from requirements definition, design, and development direction to implementation—ensuring smooth project management, fostering team members’ growth, and promoting team building, including recruitment.
# Responsibilities
- Designing recruitment targets (defining desired candidate profiles and articulating required skill sets)
- Developing the hiring process (selection workflow, evaluation criteria, and interview structure)
- Providing comprehensive technical support for the Mico Engage AI implementation project, from proposal to deployment
- Identifying client issues, understanding existing system environments, and delivering optimal technical solutions
- Supporting upstream processes such as ER diagram and data structure design, as well as specification planning
- Managing team members, including development, goal setting, and performance evaluations
- Driving recruitment efforts including screening, interviewing, and onboarding
- Collaborating and negotiating with other departments such as Sales, Customer Success, and Product
# About Mico
## Mission
To empower every brand by building lifetime trust through humanlike technology
Mico strives to create meaningful moments that capture hearts.
Guided by this mission, we build humanlike technology powered by AI to help brands establish lasting, trust-based relationships with their customers. We support brand competitiveness and business growth through advanced, human-centric technology.
Company Website:https://mico-inc.com/
## Vision
“To become No.1 in Asia”
We are more than just a B2B company. We believe in the limitless potential of every brand, and our purpose is to help each of them shine. Empowering every brand and supporting their growth is at the core of our existence.
We don’t chase fleeting success. Our goal is to enable authentic, heart-to-heart communication that builds **lifetime trust** between brands and their customers—enhancing true brand value and creating lasting bonds.
To realize this bold vision, we are building a future where technology strengthens brand competitiveness through intuitive UI/UX rooted in empathy. Our technology is not a cold tool, but a warm hand that delivers a brand’s passion to the hearts of its customers.
Read our CEO’s rebranding story:
https://note.com/osamuyamada/n/n814850a4b975
## Product
### Mico Engage AI (https://mico-inc.com/engage/)
A powerful communication platform integrated with one of Japan's largest networks. It enables customer acquisition from websites, personalized messaging using data, 1-on-1 customer interaction, and system integration—all in one platform—to comprehensively solve marketing challenges and maximize results.
### Mico Voice AI(https://micovoice.com/ja)
Mico Voice AI dramatically enhances customer communication through humanlike voice AI. It goes beyond simple automation to create meaningful customer engagement while boosting operational efficiency.
### BizClo(https://mico-inc.com/bizclo/)
BizClo transforms LINE into a powerful business tool for enterprise clients.
It resolves issues like 1-on-1 chat handover and cost barriers, enabling deep, structured customer relationships and maximizing loyalty and growth.
### Micomii(https://micomii.com/)
Micomii is a LINE-based digital membership system for restaurants. It offers rank-based perks, digital stamp cards, and customer data analysis—all on LINE—to drive direct customer engagement and repeat visits without relying on food listing platforms.
We are continuously developing new products to meet evolving needs.
## Why Work at Mico?
- Flexible Workstyle: Hybrid work, flextime, and up to six lifestyle health leave days per year.
- Growth Opportunities: Up to ¥55,000 in subsidies for books and seminars to support career development.
- Transparency: Weekly all-hands meetings and quarterly executive briefings to ensure open communication.
- Leadership Development: Structured training to build leadership and organizational skills.
- Fair Evaluation System: Biannual OKR-based evaluations and consistent feedback.
- Meaningful Work: Contribute to digital transformation and business success through innovative SaaS products.
✦More About Mico
▷Career Deck:https://speakerdeck.com/micoinc/mico-career-deck-japan
▷Company Blog (note):https://note.com/micoworks
▷Team Introduction:https://note.com/micoworks/m/m0bfd9da02e11
▷Recruitment Page:https://careers.mico-inc.com/
TECH-SD-03.ソリューションアーキテクトマネージャー
大手エンタープライズ企業を中心とした営業活動において、技術的な観点からソリューション提案を主導するとともに、4〜5名規模のソリューションアーキテクトチームのマネジメントを担っていただきます。
提案活動だけでなく、要件定義〜設計〜開発ディレクション〜導入までのE2E支援、およびプロジェクトの円滑な進行管理、メンバーの育成、採用を含むチームビルディングを推進していただくポジションです。
【業務内容の詳細】
◼︎データ連携の設計・構築
- Salesforceなど、お客様の既存システムとMicoのプロダクトを連携させるためのソリューションを設計
- ETLツール、API、バッチ処理などを用いたカスタマイズ対応の実装
- データ構造・LINEの仕様・自社プロダクトの仕組みを理解した上で、最適な連携方法を提案
- 既存プロダクトから新プロダクトへの移行に伴うデータ連携の支援
◼︎プリセールス/技術提案
- セールスやCSチームと連携し、提案段階から技術的な実現可能性の検討や導入方法の検討を行う
- 顧客ミーティングに同席し、要件のヒアリングや技術的な助言を実施
- 要望が不明確な場合も、ユースケースや背景を深掘りしながら、プロジェクトの目的を明確化
◼︎運用支援・保守対応
- リリース後のお客様に対して、施策追加に伴うデータ項目の追加や連携内容の変更に対応
- 障害発生時には、優先的に対応し、AWSやSalesforceなど外部システムの障害にも柔軟に対応
◼︎プロダクトフィードバック・PoCの実施
- 標準機能では解決できないニーズをお客様との対話から抽出し、プロダクトチームへフィードバック
- 新機能開発に向けたPoCの設計・検証を担当
- AIエージェントやレコメンド機能など、先端技術領域のPoCにも携わる機会あり
◼︎部門間連携とプロジェクト推進
-営業・カスタマーサクセス・プロダクトチームなど、他部門と連携しながらプロジェクトを推進
- 顧客要望の背景理解や社内連携を通じたスムーズな導入・運用支援を行う
◼︎採用・チームビルディング
- チームの拡大に向け、求める人物像やスキルセットの定義、採用ターゲットの設計を実施
- 選考フローや評価基準の整備、面接・スクリーニング・オンボーディング等、採用活動をリード
- チームメンバーの育成や目標設定、定期的なフィードバックを通じたマネジメント業務も担う
【このポジションの魅力】
- プリセールスから運用保守、PoC開発まで幅広く携われるため、技術とビジネスの両面でスキルを磨くことができる
- 顧客との直接的な対話を通じて、提案・構築・改善まで一気通貫で関与できる裁量と影響力がある
- スタートアップならではのスピード感と柔軟性のある環境で、自らの意思で新しいチャレンジに取り組める