楽天グループ株式会社：1029966　Software Development Engineer, Universal Control Plane Group – Cloud Services Department (CLSD)

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

1029966　Software Development Engineer, Universal Control Plane Group - Cloud Services Department (CLSD)

仕事内容

Job Description:
Business Overview
The Technology Platforms Division (TPD) drives the growth of Rakuten's ecosystem by delivering innovative, high-quality technology platforms characterized by integrated control and strategic partnerships.   
Within TPD, the Cloud Platform Supervisory Department (CPSD) develops and manages Rakuten's state-of-the-art cloud platform, empowering global scalability and accelerating innovation across its diverse business units. 

　
Position:
Position Details
We are seeking a highly skilled and motivated Cloud-Native Software Development Engineer to join our innovative team. In this pivotal role, you will be instrumental in developing our Universal Control Plane application, a cutting-edge platform designed to unify and streamline resource management across both private and public cloud environments. This is a unique opportunity to build custom business logic that empowers developers with exceptional experience, leveraging a modern and robust cloud-native technology stack. You will contribute to the entire software development lifecycle, from design and implementation to deployment and operational support, ensuring high availability and scalability of our critical services.

Responsibilities
- Design, develop, and maintain custom business logic and features for the Universal Control Plane application, focusing on private and public cloud resources
- Contribute to the architectural design and implementation of highly available, scalable, and resilient cloud-native systems
- Write clean, efficient, and well-documented code, adhering to best practices and coding standards
- Integrate and leverage cloud-native technologies such as Kubernetes, Crossplane, and Argo Workflows to orchestrate and manage cloud resources
- Implement and manage distributed workflows to ensure robust and fault-tolerant application behavior
- Work with various data stores including Apache Cassandra, MySQL, and PostgreSQL, ensuring data integrity and optimal performance
- Develop and maintain robust monitoring and observability solutions using tools like Grafana, Kibana, OpenTelemetry, Logstash, and Filebeat
- Utilize and configure service mesh technologies like Envoy and API gateways such as Kong for secure and efficient service communication
- Collaborate with cross-functional teams, including product managers, QA engineers, and other developers, to define requirements and deliver high-quality solutions
- Participate in code reviews, contributing to a culture of continuous improvement and knowledge sharing
- Provide operational support for existing web services, troubleshoot issues, and implement solutions to ensure service reliability and performance
- Continuously learn and evaluate new cloud-native technologies and best practices to enhance our platform

求める経験・スキル

Mandatory Qualifications:
- 5+ years of professional software design and development experience, with strong emphasis on highly available and scalable system design
- 3-5+ years of professional experience in the operation and support of existing web services
- Proficiency in at least one software programming language, with a strong preference for Go, Python, or Java
　
Desired Qualifications:
- 5+ years of experience across the full software development life cycle, including coding standards, code reviews, source control management, build processes, and operations
- Demonstrable experience with cloud-native technologies such as Kubernetes, Crossplane, Temporal.io, and Argo Workflows
- Experience with distributed databases like Apache Cassandra
- Familiarity with public cloud platforms (GCP, AWS, Azure) and their respective services
- Experience with observability tools (Grafana, Kibana, OpenTelemetry) and logging frameworks (Logstash, Filebeat)
- Understanding of service mesh (Envoy) and API gateway (Kong) concepts and implementations
- 3+ years of experience in UI application development is a plus