Software Engineer

Rakuten Asia is the Regional Head Office of Asia. It comprises various business verticals, including Rakuten Capital, Rakuten Marketing, Rakuten Rewards, Asia Tech Development Unit, Rakuten Institute of Technology and Global Marketing Office. Our office, Crimson House Singapore, is located at CapitaGreen. It houses Rakuten's sister companies such as Rakuten Travel, Rakuten Insights, Rakuten Viki and Rakuten Viber.

About Rakuten Group, Inc.

Rakuten is Japan's leading Internet services company, the largest e-commerce company in Japan, and the third-largest e-commerce marketplace worldwide with a combined membership of almost 1.3 billion. Rakuten has 70+ businesses and services spread across 30 countries and regions worldwide. Our global footprint starts from Japan to Asia, the Americas and Europe with a wide portfolio of services. Rakuten is an Eco-system of online services, providing a variety of consumer and business-focused services, including e-commerce, e-reading, travel, banking, securities, credit card, e-money, portal and media, online marketing and professional sports.

Department Overview
The advertising business is one of four focus areas of Rakuten. Our mission is to increase profit for all Rakuten, by providing high quality marketing services, as a CoE of Ad technology and Ad platform provider. We are always developing and enhancing comprehensive ad platforms, which enables our clients to fully utilize Rakuten's assets as much as possible.
We have a highly motivated, skilled, talented, and approachable team distributed across Tokyo, Singapore, India, and China.

Why We Hire
We are seeking a highly skilled and dynamic Software Engineer (Full-stack) with extensive technical expertise to take the ownership of technical responsibilities throughout the entire product development lifecycle. The ideal candidate will excel at solving diverse technical and business challenges while working with other engineers in the team.

This role provides an exciting opportunity to advance your tech career by contributing to the development of multiple products within Rakuten's extensive ecosystem and cutting-edge technology landscape.

Responsibilities:

Project Execution
- Analyze project requirements to ensure a clear understanding of the scope
- Translate the project requirements into technical specifications
- Design and implement scalable and efficient features utilizing AI tools
- Perform unit testing, verification, and validation to ensure robust functionality
- Conduct peer code reviews to maintain high code quality and adherence to standards
- Monitor systems post-release, perform regular maintenance, and address any issues proactively

Collaboration
- Work closely with engineers, technical leads, product managers, project managers, and cross-functional teams to design and develop exceptional features
- Collaborate with a separate QA team and DevOps team
- Collaborate with cross-culture, cross-border development team during the project execution

Always Improve, Always Advance
- Develop a deep understanding of the entire product and system to identify and recommend technical enhancements
- Anticipate future business and product requirements, proactively suggesting system improvements to stay ahead of evolving needs
- Stay ahead of the curve by exploring emerging technologies, evaluating their potential, and creating roadmaps to integrate them effectively

Qualifications:

- Experience working as a Software Engineer in software development, demonstrating strong analytical and problem-solving skills
- Hands-on experience in designing and developing large-scale web applications using technologies such as Java, Spring, MariaDB, MongoDB, Kafka, and React.js
- Comprehensive, hands-on experience with Agile development methodologies and Scrum practices
- Proactive, self-driven, and highly motivated individual
- Excellent communication skills, capable of effectively collaborating with both technical and non-technical stakeholders
- A team player with a positive and approachable attitude
- Strong get-things-done mindset paired with a sense of ownership and accountability

Technical Know-how:
- Java spring (boot+batch)
- HTML, CSS, JavaScript
- MySQL/MariaDB
- NoSQL (MongoDB)
- Big Data (Hadoop, Hive, Spark)
- Version Control - Git
- Jira or similar project and task management tool

Desired Technical Qualifications:
- React, Angular JS
- NoSQL (Couchbase, Cassandra, Redis)
- Big Data (Tez, Presto)
- Test Automation - JUnit
- Code Quality - Sonar
- Streaming platform - Kafka, RabitMQ
- CI/CD - Jenkins
- BI Tool - MicroStrategy, Tableau
- Experience with enterprise system architecture design such as data pipeline design
- Domain knowledge of advertisement system architecture and KPIs

Rakuten is an equal opportunities employer and welcomes applications regardless of sex, marital status, ethnic origin, sexual orientation, religious belief or age.