Senior Software Engineer (Tech Lead) - Ad Product Section, Global Ad Technology Supervisory Department (GATD)

Job Description: Department Overview Rakuten is a leading global e-commerce company. Our mission is to contribute to society by creating value through innovation and entrepreneurship At Rakuten, we drive disruptive innovation, engaging knowledge, creativity and passion from around the world to achieve ambitious goals and help build communities in which people can pursue their dreams and live in happiness. Ad Product Section boasts a highly motivated, skilled, talented, and friendly team spread across Tokyo, Singapore, India, and China. We are looking for someone who can quickly integrate and collaborate effectively with our team. We are seeking a dynamic full-stack software engineer to take on technical ownership and responsibilities throughout the product and project development lifecycle. The ideal candidate will possess the ability to solve a wide range of technical and business challenges. We are looking for a tech-savvy individual who is unafraid to step out of their comfort zone and explore new technologies. Position: Position Details This role offers the opportunity to build a robust tech career by developing multiple products within Rakuten's expansive ecosystem and innovative technology cluster. Roles and Responsibilities 1) Project Execution - Requirement gathering and analysis - Convert business requirement to tech requirement - System design - Coding and implementation - Code review and maintain code quality/standard - Unit testing, verification, validation - Deployment/Rollback operation for DEV, STG, PROD - After-release monitoring, regular maintenance 2) Collaboration - Working closely with the project manager, tech lead, architect and other project members - Collaborate with a separate QA team and DevOps team - Collaborate with cross-culture, cross-border development team during the project execution 3) Always Improve, Always Advance - Understand the whole product and system and suggest the technical improvements - Understand the future business and product needs and suggest system improvement in advance - Think one step ahead, verify up-coming technology and prepare roadmaps to utilize those Mandatory Qualifications: - More than 7 years of hands-on software development experience as a Software Engineer - Strong technical design and implementation skill - Strong analytical and problem-solving skill - Complete and hands-on experience of Agile development and SCRUM - Team player and easy going person - Proactive, self-starter and self-motivated - Perform under immense pressure - Good communication skills with tech/non-tech people - Strong get-things-done mind with a sense of ownership - Experience using AI tool like Cursor to improve the code quality and productivity Technical - Java spring (Boot+Batch) - MySQL - NoSQL (MongoDB) - GCS, BigQuery, Dataproc - Kafka - Version Control - Git - Jira or similar project and task management tool 　 Desired Qualifications: Technical - Big Data (Hadoop, Hive, Spark) - REACT, ANGULAR - NoSQL (Couchbase, Cassandra, Redis) - Big Data (Tez, Presto) - Test Automation JUnit - Code Quality - Sonar - Streaming platform - Kafka, RabbitMQ - CI/CD - Jenkins - BI Tool - MicroStrategy, Tableau - The experience about enterprise system architecture design such as data pipeline design Other Information: Additional information on Location Futako Tamagawa Rise Office #engineer #applicationsengineer #globaladdiv #RakutenAdvertising #Java 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