Senior Software Development Engineer (Backend), Advertisement Delivery Platform - Global Ad Technology Supervisory Department (GATD)

Job Description: Business Overview Rakuten Group has almost 100 million customers based in Japan and 1 billion globally as well, providing more than 70 services in a variety such as e-commerce, payment services, financial services, telecommunication, media, sports, etc. Department Overview The Global Ad Technology Supervisory Department (GATD) manages the whole of the advertising systems that power Rakuten. We are a cross-functional and data-driven organization working together in a diverse team spread across five countries: Japan, Singapore, India, China and UK. https://corp.rakuten.co.jp/careers/feature/adtech/en/ We develop Advertisement Delivery Platform, RUNA(Rakuten Unified Advertisement) mainly for Rakuten Group over 70 services. Develop advertisement products with Rakuten Ichiba, Rakuma, Rakuten Card, Rakuten Pay, Support monetization of Media, Rakuten Recipe, Rakuten Link, Infoseek. We communicate and proceed project well with a lot of stakeholders in Rakuten Group, it's an important team. Position: Why We Hire We are looking for talented software engineer, support our business growth and technical challenge for advertisement platform. We expect lead some advertisement platform feature development with members. You are responsible for advertisement platform feature development, communicate with stakeholders not only internal, but also outside of the team, decide Technical requirements and architecture, and proceed development with team members. Also, responsible for monitoring/alerting to keep service stability. Position Details ・Development and maintenance of Rakuten Unified Advertisement platform backend system, backend API, data processing, etc. ・Strong ownership of feature, align with PDM and stakeholders, deliver on time, and add proper alerting and monitoring, also answer questions from support team and PDM regarding features you developed ・Consider entire architectures not to have an impact for other features, and response time properly Mandatory Qualifications: ・5 years of system development experience. (especially Advertisement system) ・Strong knowledge of Golang ・Large scale web application development and performance tuning experiences ・GCP, AWS, Azure, public cloud operation experiences ・Strong knowledge of RDBMS, MySQL, PostgreSQL, etc. ・Business level of English Desired Qualifications: ・Big Query, Pub/Sub, Dataflow, GKE, GCP specific practical use ・SSP, DSP development experiences ・Experience in product improvement based on user feedback (e.g., incorporating insights from Customer Support) ・Experience in maintaining and refactoring long-running systems, including legacy codebases ・Hands-on experience in driving operational efficiency through software development/automation ・Ability to perform initial investigation, isolate issues, identify root causes, implement solutions, and establish preventive measures ・Experience in log analysis within cloud environments (e.g., Cloud Logging on GCP, CloudWatch on AWS) ・Ability to explain technical specifications, root causes of issues, and project progress clearly to non-technical stakeholders, both verbally and in writing ・Ability to break down complex tasks into manageable units, prioritize daily goals, and execute them consistently ・Strong collaborative mindset, including proactive escalation of uncertainties and providing support to team members to solve problems effectively #engineer #applicationsengineer #globaladdiv #RakutenAdvertising In Japanese, Rakuten stands for ‘optimism.’ It means we believe in the future. It’s an understanding that, with the right mind-set, we can make the future better by what we do today. So we challenge ourselves to evolve, innovate and experiment, to create a better, brighter future for everyone. Today, our 70+ businesses span e-commerce, digital content, communications and fintech, bringing the joy of discovery to almost 1.3 billion members across the world. If you have any trouble logging in, please contact us here Rakuten Group, Inc.: rakuten-recruiting-info@mail.rakuten.com Please read the Application Requirements(EN) / 募集要項(JP) before applying. Our Diversity & Inclusion Policy and Application Documents Rakuten’s corporate mission is to “contribute to society by creating value through innovation and entrepreneurship.” We foster a culture that provides equal opportunities to those who share this founding philosophy and take on the challenge to transform society, regardless of age, gender, nationality, or any other status. Diversity is one of Rakuten's core strategies and a driving force for innovation. Because of this, you are not required to submit any of the following information in order to apply for our job positions. - Gender - Age - Photo - Nationality - Information not related to business, such as ideological beliefs, family structure, etc. * For legal compliance, we may ask you about your work eligibility. See the details