楽天グループ株式会社：1021434 SRE Tech Lead, Rakuten PointClub – Incentive Platform Department (INPD)

会社名

楽天グループ株式会社

会社概要

未来を信じ、より良い明日を創っていく。
イノベーションを通じて、人々と社会をエンパワーメントする。私たちは、そんな想いを大切に世界の人々に喜びと楽しさを届けます。
楽天は、E コマース、FinTech、デジタルコンテンツ、通信など、70 を超えるサービスを展開し、世界10 億以上のユーザーに利用されています。
これら様々なサービスを、楽天会員を中心としたメンバーシップを軸に有機的に結び付け、他にはない独自の「楽天エコシステム」を形成しています。ダイバーシティ推進は、楽天にとって最優先の企業戦略のひとつです。従業員の出身は70カ国・地域以上。世界中からユニークで多様な文化的背景や視点を持つ優秀な人材が集まり、イノベーションの原動力になっています。社内カフェテリアにはベジタリアン、ハラル対応のメニューを用意。礼拝所（Prayer room）もあります。
また、仕事と育児の両立支援や、障がい者雇用・活躍促進も積極的に推進。社内のLGBT（※1）当事者やアライ（※2）に対して、情報共有やサポート体制の強化も進めています。誰もが自分らしく力を最大限発揮して働ける。それが楽天のダイバーシティです。

70を超えるサービスを提供し、世界30カ国にサービス展開拠点を持ち、従業員の出身国・地域数は100を超え、オープンポジション制度を活用して多様なキャリアを描くことができる点も魅力です。
フレックスタイム制度、事情に応じたリモートワークの活用が可能です。本社には託児所やフィットネスジム、三食無料で利用可能なカフェテリアが併設されるなど、社員を支える環境が整備されています。

ポジション

1021434 SRE Tech Lead, Rakuten PointClub - Incentive Platform Department (INPD)

仕事内容

Department Overview
Incentive Platform Department (INPD) is responsible for developing and operating the Rakuten Point and Rakuten Coupon. We develop and manage Rakuten PointClub and other point-related web products, which are among the most popular sites in Rakuten. We will drive the improvement to maximize Rakuten Point value and contribute to the Rakuten Ecosystem. By the time you finish reading this, hundreds of thousands of points transactions have been processed and many users visit our web and app services. We want to work with a person who has a great passion for our services and products.

Position Details
- SRE Strategy & Roadmap Development: Define and drive the execution of the SRE strategy and technical roadmap to enhance service reliability, performance, and scalability. - Observability Platform Leadership: Lead the management and improvement of monitoring, alerting, logging, and tracing tools, driving the establishment of optimal observability environments for each product. - Service Quality Definition & Achievement: Define Service Level Objectives (SLOs) and Service Level Agreements (SLAs), and plan/execute improvement activities to achieve them. Drive the adoption and operation of Error Budgets. - Performance & Latency Improvement: Identify bottlenecks in service performance and latency, and direct/oversee the team in proposing and implementing solutions. - Incident Management & Troubleshooting: Act as an incident commander during production outages, leading rapid restoration efforts. Conduct Root Cause Analysis (RCA) and drive the implementation of preventative measures. - Operational Efficiency & Automation: Promote automation of operational processes to reduce toil, building an efficient and scalable operational framework. - Team Management & Development: Provide technical guidance, mentorship, and performance evaluations for SRE team members, contributing to the overall skill enhancement and performance of the team. - Cross-functional Collaboration: Strengthen collaboration with product development teams, infrastructure teams, security teams, and other relevant departments, fostering a DevOps culture and strong cooperative relationships.

求める経験・スキル

Mandatory Qualifications:
- 5+ years of hands-on experience in SRE, infrastructure engineering, or a related field, with at least 2 years in a team lead or technical lead capacity. - Experience in building and operating production systems in public cloud (AWS, GCP, Azure, etc.) or private cloud environments. - Extensive experience in designing, building, operating, and scaling Kubernetes environments. - Deep knowledge and hands-on experience in building and operating modern monitoring, alerting, and logging tools (e.g., Prometheus, Grafana, ELK Stack, Datadog). - In-depth knowledge of UNIX-like operating system internals and/or networking. - Deep knowledge of IP network systems and protocols (TCP/IP, HTTP, etc.) and troubleshooting experience. - Experience in building automated workflows using CI/CD tools (e.g., Jenkins, CircleCI, GitLab CI/CD). - Experience in developing operational automation tools and scripts using scripting languages such as Shell, Python, etc. - Strong communication, negotiation, and collaboration skills to effectively articulate complex technical issues and align with internal and external stakeholders.

Desired Qualifications:
- Web application development experience. - Experience as a Software Engineer for Test (SET) or knowledge of test automation. - Deep knowledge and practical experience in Observability, and a strong drive to improve services leveraging SLIs/SLOs. - Experience in implementing and operating Error Budgets, or a proven track record in toil reduction initiatives. - Experience working with cross-cultural global teams in different locations. - Japanese skills: Business-level reading and writing proficiency (while internal communication is primarily in English, some documentation or communication may occur in Japanese).