Tokyo beBit Full time

We are looking for an analytical, results-driven Middle Infrastructure Engineer with a strong focus on security to join our Scrum team to work on a fast-paced SaaS product that analyzes individual user behavior.

Who are we?


We are 25+ talented IT Engineers from 9 different countries, who are responsible for our flagship product USERGRAM. We are organized as scrum teams with self-reliable and cross-functional features. We aim to use the latest technologies and approaches and find simple solutions for complex problems.


Why are we hiring?


Our client base is increasing every year, and our data volume is growing every month. We need to keep maintaining the performance while improving and adding new functionalities. Also, as we have aggressive business goals, we are looking for more great minds to join hands with us to grow together.


Challenges that we face:

  • Constantly think, Improve values of our product to expand UX analytics market embracing new technologies.
  • Large offline data import processes, with latency constraints.
  • Near real-time processing of large datasets.
  • Data analytics of even greater volumes of data.
  • Processing bulk data through Machine Learning algorithms for clustering, and predictions.
  • Processing hundreds of millions of user sessions annually, imposes a significant challenge with respect to the design of its data structures, architecture, and domain logic.

As a Infrastructure Engineer - Middle Level, your mission is to:

  • Design, provision and maintain AWS resources using terraform.
  • Continuously improve EKS(Kubernetes) Clusters by performing regular upgrades, enhancing the process of deploying and maintaining workloads in EKS clusters.
  • Identify potential problems of infrastructure, propose possible solutions, and resolve the problem with a plan.
  • Develop, implement, and maintain security policies, procedures, and controls.
  • Conduct regular security assessments, vulnerability scans, and penetration testing.
  • Identify and address security risks, vulnerabilities, and gaps in the infrastructure.
  • Use your experience to make our infrastructure more reliable, scalable and secure.
  • Analyze the industry developments, trends, and formulate more efficient processes.
  • Keep our technology stack up to date.

Your skills and experiences that we look for:

  • Experience with designing, implementing and maintaining scalable infrastructure in AWS/GCP using Infrastructure as Code (Terraform).
  • 1+ years of experience working with Kubernetes in production.
  • Expertise in leveraging Automation / DevSecOps principles and able to apply best practices for secure infrastructure and software deployment.
  • Expertise in security technologies such as firewalls, intrusion detection/prevention systems, VPNs, and SIEM.
  • Strong understanding of security best practices, standards, and compliance (e.g., CIS, NIST, ISO, GDPR).
  • Experience with Agile Scrum-based development process.
  • Willing to learn and explore new technologies.
  • Intermediate English Level (listening, speaking, reading, and writing).

Value-added skills:

  • AWS/ Kubernetes certificates.
  • Experience in the administration of Apache Kafka, Apache Cassandra, MySQL on a large scale.
  • Build and optimize data processing architecture with AWS services (Glue, EMR, Athena, Lambda) or GCP (Firebase, Firestore, BigQuery).
  • Experience in setup of monitoring tools with high availability: Prometheus, Grafana, ELK stack.
  • Demonstrated experience with Cloud/Infra Cost Optimization.
  • Experience in Linux and Unix administration.
  • Experience with Python or Java (or any other JVM Languages).
  • Japanese language skills (listening, speaking, reading and writing).

If you want to implement high volume data processing solutions, join us We provide competitive salaries and benefits.



  • Tokyo JPES DXC Technology Japan, Ltd. フルタイム

    Job Description: · 当社は世界最大級の独立系ITサービス企業として、世界100か国で6,000を超えるクライアントを保持。次世代ITサービスとソリューションを提供しております。 · グローバルな人材力、最高水準のデジタルITサービスとソリューション、幅広いパートナーネットワークによってデジタルトランスフォーメーションを牽引しています。 · 【業務内容】 · お客様の社内向けシステムのシステム運用を担っていただきます。 · 運用作業における定型・定例作業は、運用オペレータの別担当者が実施するため、手順検証、手順作成し、オペレータに移管す ...


  • Tokyo ExaWizards フルタイム

    職務内容 · 社内の情報セキュリティシステム運用に関わる下記業務をお任せします。 · ゼロトラスト、SASEを目指した情報セキュリティシステムの企画/運用 · インシデントコーディネート · 社内へのセキュリティ教育・啓発 · その他情報セキュリティ関連する業務全般 · 応募資格(必須) · CSIRTやSOCチームでの経験 · (脆弱性管理、パッチマネジメント、電子メールセキュリティ、EDR、CASB、SIEM、ペネトレーションテスト、MDM、DLP、IAM、フォレンジック等)ISO 27001 やSOC-2 等のグローバルセキュリティコンプライアンス ...


  • Shinagawa Microsoft フルタイム

    Overview · 私達はマイクロソフトと有償サポート契約を締結されたお客様を中心に、高い技術力を軸にハイレベルなサービスを提供することを主な業務としております。 · 単純に技術支援にとどまらず、お客様のビジネスの成功を通じてより密接なマイクロソフトとのパートナーシップの構築に貢献することが私達のミッションです。 · 【マイクロソフトにおけるサポートエンジニアとは?】 · マイクロソフトのサポートでは、法人のお客様への有償サポート対応をしています。自分のテクニカルスキルを武器にお客様の問題を解決し、弊社を代表してお客様とのコミュニケーション(メー ...


  • Tokyo Stryker Full time

    Why join Stryker? · We are proud to be named one the World's Best Workplaces and a Best Workplace for Diversity by Fortune Magazine Learn more about our award-winning organization by visiting · Our total rewards package offering includes bonuses, healthcare, insurance benefits, ...


  • Tokyo (株)LIXIL

    LIXILグローバルでの情報セキュリティに関する業務に携わっていただき、下記業務をメインで担当いただきます。 · ■クラウドセキュリティとゼロトラストセキュリティの導入推進 · ■アプリケーションやAPIのセキュリティ対策の検討と推進 · ■情報セキュリティ教育や従業員意識向上施策の実施 · ■ユーザからの情報セキュリティに関する問合せ対応(調査、アドバイス含む) ■既存IT環境のセキュリティ強化、ツールやプロセスの標準化検討と推進 ■セキュリティ施策の企画、監査対応、予実管理 ...


  • Chiba QVC jobs.contract_type_full_time - JP-1

    R72263-EN Sr. IT Security Engineer(JP) · JP, Chiba, Chiba · Job ID: R72263-EN · Posted: January 31, 2024 · JP-1 · Full Time · QVC– · The Senior Cybersecurity Engineer will be hands on in identifying, evaluating, recommending, implementing and maintaining cybersecurity security ...


  • Tokyo Rakuten Mobile Full time

    Description · : About Organization · Security Engineering Department is an organization of about 40 people including managers and has various functions such as Managing Security Infrastructure, Design, Implementation and 24x7 Security Infra Operation support. · Job duties · T ...


  • Tokyo UNLOCK DESIGN Full time

    We are Unlock Design, a recruitment agency based in Japan, and the job description below is an opportunity with one of our forward-thinking client companies. We aim to ensure a trustworthy and considerate experience for our candidates, emphasizing their privacy and long-term care ...


  • Minato City Cogent Labs Full time

    About Cogent · Founded in 2014, Cogent Labs is devoted to providing innovative solutions to real-world problems in order to improve people's quality of work and life through intelligent automation. · We believe achieving this goal requires a deep understanding of customers' need ...


  • Tokyo UNLOCK DESIGN Full time

    We are Unlock Design, a recruitment agency based in Japan, and the job description below is an opportunity with one of our forward-thinking client companies. We aim to ensure a trustworthy and considerate experience for our candidates, emphasizing their privacy and long-term care ...

  • Security Engineer

    4週間前


    Tokyo Rakuten Full time

    Description · : Department Overview · In Rakuten Group, the security and safety of the Internet services are guaranteed by the Cyber Security Defense Department (CSDD). CSDD covers all aspects of the System Development Life Cycle (SDLC) and operation security for all the servi ...


  • Tokyo Ahead Group

    Overview · We are seeking an experienced Infrastructure Engineer with expertise in Mesos, Marathon, Nginx, Linux, and Kubernetes to handle: · Node Provisioning · Alert/Incident Handling · OS/Middleware Updates · Security Requirement Implementation · Midnight Releases and Monitori ...

  • Security Engineer

    2週間前


    Tokyo Rakuten Full time

    Description · : Business Overview · Rakuten's philosophy is to "empower people and society through innovation", and as a global innovation company, our goal is to create innovative services that can be used in the global market. · FinTech Group in Rakuten develops and provides ...


  • Tokyo Rakuten Full time

    Description · : Department Overview · This role belongs to the IT Security Group within the Information Security & Privacy Governance Department. Our objective is to develop measures to ensure that our organizational data remains secure. While doing this, we often partner with ...


  • Tokyo Randstad K.K IT Solution Services Division

    We plan to increase the number of members for contract projects that take on the entire development process. There are a wide range of stages from design, construction, implementation, and operation, and you can be the first to come into contact with new technologies in a stable ...


  • Minato City Cogent Labs Full time

    About Cogent · Founded in 2014, Cogent Labs is devoted to providing innovative solutions to real-world problems in order to improve people's quality of work and life through intelligent automation. · We believe achieving this goal requires a deep understanding of customers' need ...


  • 東京都, (株)アバント

    自社プロダクト(クラウドサービス)の活用を推進いただくために、構築、運用、改善に関する中長期のプラン策定、技術支援を推進をお任せします。 · 【業務の特徴】 · ■各業界をリードされているお客様のビジネスを支える重要なクラウドセキュリティ業務■サイバーセキュリティ全般に関わる広範囲なスキル・経験をもとに、エンジニア視点で、短期・長期双方での継続的なサービスの安全確保と攻撃対策を進めていただきます。お客様も含め、社内の主要な部門と改革・改善を進めるため、経験値も技術力も高められます。 ...


  • Tokyo SK Global Co., Ltd.

    - Defining, designing, and building non-functional requirements for infrastructure environments for new projects · - Operating and maintaining infrastructure environments for existing projects · [Specific work content] · - Automating infrastructure with infrastructure as code cen ...


  • Tokyo OpenAI Full time

    About the Team · Security is at the foundation of OpenAI's mission to ensure that artificial general intelligence benefits all of humanity. · The Security team protects OpenAI's technology, people, and products. We are technical in what we build but are operational in how we do ...


  • Tokyo Rakuten Mobile Full time

    Description · : About Organization · Security Engineering Department is an organization of about 40 people including managers and has various functions such as Managing Security Infrastructure, Design, Implementation and 24x7 Security Infra Operation support. · Job duties · ...