Job Description: Rakuten International oversees 7 businesses with over 4,000 employees globally. The brand is recognized for its leadership and innovation in e-commerce, digital content, advertising, entertainment and communications, bringing the joy of discovery and access to more than 1 billion members across the world. Our teams deliver on the company’s mission to delight merchants and customers through innovation, optimism, and teamwork.

Rakuten Rewards is a leading e-commerce company that enhances the way people shop by offering Cash Back, deals and rewards from more than 3,500 merchants. Founded in 1999, Rakuten has grown to become the go-to shopping destination for consumers, having paid out nearly $2 billion in Cash Back to its 15 million members. The company also operates ShopStyle, a leading fashion discovery destination, and Cartera Commerce, a top rewards platform for airlines and banks. For more information, visit www.rakuten.com.

Job Summary: Rakuten is seeking a Sr. Full Stack Engineer with a heavy focus on backend, required expertise in Java, Spring Boot, and React. Design and build scalable solutions, mentor junior developers, and contribute to a dynamic team in Toronto. You will join the international tribe, driving the expansion of Rakuten’s cutting-edge Rewards platform into new markets. You’ll build innovative features that shape the future of rewards and deliver unique value tailored to each market’s needs

Key Responsibilities:

• Design and build testable, scalable software solutions by deeply understanding business needs, studying information needs; conferring with stakeholders; studying existing systems flow; following the software; implementing industry best practices
• Form strong partnership with product managers and stakeholders in other teams
• Break work down into concise deliverables with a focus on iterative product delivery
• Document and demonstrate solutions by leveraging charts, layouts, diagrams, documentations, clean design, and code
• Mentor junior developers and contribute your experience & knowledge to the entire team
• Respond to production issues when on-call, conduct independent analysis, and apply sound judgment to restore the system.

Qualifications:

• Experience in application development using Java, Spring Boot, JPA
• Excellent understanding of OOP design principles (loose coupling, encapsulation, SOLID etc.)
• Knowledge of working with OLTP databases like Postgres/MySQL or OLAP databases like Snowflake
• Experience in Java build automation tool like Maven or Gradle
• Strong skills in TypeScript and JavaScript
• Experience with Frontend JavaScript frameworks -- React preferred
• Knowledge of version control system like Git
• Experience with cloud native application development (AWS, Kubernetes, Serverless etc.)
• Experience in designing, implementing different Common Software Architectural Patterns including microservices architecture, event driven architectures
• Production-level development using Java, Python, or Golang
• Plus - Experience with Agile methodologies (e.g. Scrum, Kanban)
• Plus - AWS Technologies - S3, SQS, Lambda, DynamoDB, IAM etc.
• Plus - Experience with different distributed system building blocks (e.g. Kafka, Redis, Elastic Search, or other similar NoSQL product)
• Plus - Experience to refactoring legacy systems

Minimum Requirements:

• B.S. or M.S in Computer Science or equivalent experience
• 4+ years of application development experience

Five Principles for Success Our worldwide practices describe specific behaviors that make Rakuten unique and united across the world. We expect Rakuten employees to model these 5 Shugi Principles of Success.

Always improve, Always Advance

• Only be satisfied with complete success - Kaizen

Passionately Professiona l - Take an uncompromising approach to your work and be determined to be the best

Hypothesize - Practice - Validate – Shikumika

• Use the Rakuten Cycle to succeed in unknown territory

Maximize Customer Satisfaction

• The greatest satisfaction for our teams is seeing their customers smile

Speed!! Speed!! Speed!!

• Always be conscious of time - take charge, set clear goals, and engage your team

Rakuten provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type. Rakuten considers applicants for employment without regard to race, color, religion, age, sex, national origin, disability status, genetic information, protected veteran status, sexual orientation, gender, gender identity or expression, or any other characteristic protected by federal, state, provincial or local laws.