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 career goals. See our full promise and approach by visiting https://ud-

【Basic Information】

Client ID: 107000

Job ID: 1848

Position: インフラエンジニア / Infrastructure Engineer

Location: Tokyo

Salary: 6M - 12M JPY

Language: Japanese (N2 level or equivalent) , Proficiency in English or Chinese

Contract type: Permanent

Who We Are

私たちは、2007年にサービスを開始した、日本におけるSVOD(定額制動画配信)サービスのパイオニアです。成長著しい日本のSVOD市場において、Netflixに次ぐシェア2位(金額ベース・2023年・GEM Partners株式会社調べ)を獲得。日本勢として堂々のNo.1の地位を確立し、黒字と成長を両立し続けています。

また、自社開発への徹底したこだわりも、当社の特長のひとつです。オンラインストリーミングをはじめとする関連テクノロジーの激しい変化に対応し、真にユーザー視点で使いやすいサービスを生み出し続けるため、すべての開発工程を自社でコントロールできる体制を構築。サービスの使い勝手もiOSアプリは4.6(5.0満点)、Androidアプリが4.3(5.0満点)を獲得するなど、利用者からも高い評価を得ています。

高度な技術力と柔軟なビジネス展開力が求められる成長市場を舞台に、今後も業界のリーディングカンパニーとして勝ち続けるべく、各領域におけるプロフェッショナルを積極採用しています。意欲あふれる候補者の皆さまとの出会いを、心から楽しみにしています。

• English here The company founded in 2007, is a pioneer in SVOD (Subscription Video on Demand) services in Japan. In the rapidly growing Japanese SVOD market, we have achieved the second-highest share (based on revenue, 2023, GEM Partners, Inc.), following Netflix. We have firmly established our position as the leading Japanese player and continue to balance profitability and growth. One of the key features of the company is our unwavering commitment to in-house development. To adapt to the dynamic changes in related technologies, such as online streaming, we control all development processes in-house. This enables us to create a user-friendly service from a user's perspective. Our services have received high ratings from users, with iOS apps at 4.6 (out of 5.0) and Android apps at 4.3 (out of In the fast-paced market that demands advanced technical skills and flexible business strategies, we are committed to recruiting professionals in various fields to maintain our position as an industry-leading company. We look forward to meeting enthusiastic candidates.

Roles and Responsibility

オンプレインフラの設計から構築、運用、パフォーマンスチューニング、パブリッククラウドとの融合まで。当社が開発・運用するすべてのサービスをを支えるインフラエンジニアを募集いたします。

技術者としてビジネス上の課題解決に幅広く携わっていただきます。具体的には下記のような業務です。

• ネットワーク、サーバーシステムの設計・構築・運用
• k8s、CEPH、TiDB、Redisなどオーペンソース技術を使用したインフラサービスの設計・構築・運用
• インフラモニタリングシステムの設計・構築・運用
• 既存レガシーシステムの保守・運用・刷新
• ビジネス上の課題解決を目的とした技術調査、技術選定
• English here From the design, construction, and operation of on-premises infrastructure to performance tuning and integration with public clouds. We are looking for infrastructure engineers to support all services developed and operated by the company.
• You will be broadly involved in solving business challenges as a technician. Specifically, the tasks include:
  • Design, construction, and operation of network and server systems
  • Design, construction, and operation of infrastructure services using open-source technologies such as k8s, CEPH, TiDB, Redis
  • Design, construction, and operation of infrastructure monitoring systems
  • Maintenance, operation, and renewal of existing legacy systems
  • Technical research and selection for solving business challenges

Minimum Requirements

下記全ての経験・知識・理解等

• セルフモチベーション
• 技術への探究心と独学能力
• チームメンバーと協調して開発を進める姿勢
• JLPT/N2の資格、またはそれに該当する日本語語学能力
• English here All of the following experience, knowledge, understanding, etc._
  • Self-motivation
  • Curiosity about technology and the ability to learn independently
  • The attitude to work collaboratively with team members
  • JLPT/N2 qualification, or equivalent Japanese language ability

Preferred Requirements

• k8s、CEPH、TiDB、Redisクラスタ設計・構築・運用経験
• 大規模RDBの運用・保守経験
• Shell Script, Lua, Python などインフラ常用プログラミング言語での開発経験
• 大規模サービスの設計・構築・運用経験(負荷を考慮した設計ができる方)
• 英語または中国語の語学力
• English here
  • Experience in designing, constructing, and operating k8s, CEPH, TiDB, Redis clusters
  • Experience in operating and maintaining large-scale RDBs
  • Development experience with infrastructure programming languages such as Shell Script, Lua, Python
  • Experience in designing, constructing, and operating large-scale services (ability to design considering load)
  • Proficiency in English or Chinese

Conditions / Benefits

Employment type: Full-time

Location: Shinagawa-ku, Tokyo,

• We welcome applications from individuals residing outside the Kanto region who wish to work in the Kanto area (with plans to move before joining the company).

Annual Salary: 6,000, ,000,000 JPY

• Based on experience, ability, and previous work experience
• Includes fixed overtime pay of 45 hours per month (from 1,560,693 JPY per year).
• Any overtime exceeding 45 hours per month will be compensated in accordance with our company's employment regulations.
• Pay raise opportunity once a year
• The probationary period also has the same amount as the regular employment.

Hours: Flextime System

• [Standard Working Hours] 8 hours
• [Working Hours] The start and end times are determined by the employee.
• [Typical Working Hours] 9:30 - 18:30
• [Core Hours] None
• [Flexible Time] 5:00 - 22:00
• [Overtime] Yes (Average monthly overtime: 12h 28m, March to May 2018)

Probation period: 3 months

Holidays:

• A full two-day weekend (Saturday and Sunday)
• Public holidays, paid leave, summer and year-end holidays, and special leave.

Benefits:

• Various social insurances
• Defined contribution pension
• Full reimbursement of commuting expenses (up to 180,000 yen for 6 months) or remote work allowance
• Relocation assistance (up to 300,000 yen for those relocating from a distant location)
• A high-spec PC
• The option to use a large monitor and a second monitor
• Full reimbursement for the purchase of necessary software for work
• Full reimbursement for external training and seminars
• No requirement to wear suits

Interview Process

1. CV Screening
2. 1st Interview
3. 2nd Interview
4. Final Interview
5. Offer

This process is subject to change Interviews are planned to be conducted using platforms like Google Meet.