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

1030529　Backend Engineer, Data Pipeline Group - Data Platform Department (DPD)

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.
 
Department Overview
The Data Platform Department (DPD) at Rakuten Group develops and maintains a comprehensive data platform, empowering over 70 Rakuten services with solutions for data ingestion, discovery, governance, analytics, and querying. We support data-driven decision-making across one of Japan's largest data ecosystems, providing the tools and infrastructure to support key domains such as Data Lakes, Data Warehouses, and Business Intelligence.
 
Position:
Position Details
We are looking for backend engineers that are interested building and running a data platform for data processing applications.

The platform integrates latest solutions including On-Premise/On-Cloud computing resources, application frameworks for running new data processing applications.

You will have many opportunities to use the cutting-edge technology and choose the best platform solutions based on good design thinking. You will work with a multi-location and quick moving teams, and with other data engineers as the platform customers.

Key Responsibilities
- Design and implement application architecture
- Work along with engineers and promote collaboration between teams
- Validate and improve the code quality in Rakuten
- Participate in the mid and long term product vision
- R&D activity for new technologies

求める経験・スキル

Mandatory Qualifications:
- 5+ years’ experience in software development, especially using Java/Golang as a programming language.
- In-depth understanding of the entire web development process (design, development and deployment).
- Experience with designing and building tools based on specific requirements.
- Experience with microservice architecture like Spring Boot/Spring Cloud.
- Experience with RESTful design/Unit Test/Integration Test.
- Experience with SQL and some of the modern relational databases.
- Experience with Caching with Redis/Memcache.
- Experience with CI/CD tools like Jenkins/Github actions/ArgoCD.
- Experience with Kubernetes and public cloud environment.
- Experience with performance optimization.
- Able to work in a team-oriented environment.

Desired Qualifications:
- Experience with bulding tool with Python.
- Experience with Airflow, Airflow operators and DAGs.
- Experience with designing, building, and maintaining robust ETL/ELT pipelines.
- Experience with building and maintein data platforms.
- Experience with large-scale data processing using such as BigQuery, Starburst Trino, Apache Spark, Hive, etc.
- Experience with Data Governance, Security.
- Experience with Throttling/QoS/Stress Test/etc.
- Experience with message queue like RabbitMQ/Kafka.
- Experience with service mesh architecture like Istio.