Software Engineer (Server)

Job Description: Rakuten International is a division of Rakuten Group, Inc., a Japanese global technology leader in services that empower individuals, communities, businesses and society. Headquartered in San Mateo, California with more than 4,000 employees worldwide, the Rakuten International business portfolio includes market leaders in e-commerce, digital marketing, advertising, communications and entertainment. We create products and services that provide exceptional value by aligning members and the businesses that want to engage them in a shared community. Rakuten is the most rewarding way to shop, giving millions of members Cash Back when they buy from their favorite brands. As a leading shopping platform, Rakuten partners with thousands of top brands across apparel, beauty and wellness, grocery, travel, on-demand services, subscriptions, and dining, helping members save on everyday purchases. Since 1999, Rakuten members have earned more than $4.6 billion in Cash Back, making it the largest Cash Back platform of its kind. Learn more at Rakuten.com. Job Summary: In this role, you will design, develop, and maintain server-side software applications to meet user needs and business objectives. You will analyze requirements, write clean and efficient code, and collaborate with cross-functional teams to deliver scalable and robust backend solutions. Your role will involve debugging and improving existing applications, ensuring optimal performance, and integrating new features to enhance functionality. With a strong foundation in backend development and problem-solving skills, you will contribute to creating innovative solutions that align with organizational goals. Key Responsibilities: Administers technical tasks within assigned projects, ensuring adherence to timelines and specifications. Analyzes somewhat complex application requirements and provides recommendations for optimal solutions. Applies knowledge of software development principles to design and implement functional features. Codes and debugs application modules to maintain software performance and reliability. Coordinates somewhat complex development activities with cross-functional teams to align with business needs. Develops somewhat complex application components, integrating them with existing systems for seamless functionality. Implements software updates and patches to improve system performance and security. Evaluates software performance metrics and identifies areas for improvement or optimization. Recommends enhancements and innovative solutions to improve user experience and system capabilities. Build and maintain robust server-side logic, including databases and applications, ensuring high performance, scalability, and security through continuous optimization, updates, and analysis of performance metrics. Administer technical tasks, clarify complex requirements, identify edge cases, and design optimal solutions by applying strong software development principles and providing recommendations. Write clean, efficient, and reliable code that adheres to company standards, including coding, debugging, and developing complex application components for seamless integration. Work effectively with senior engineers, front-end developers, and product managers to understand requirements, coordinate development activities, and deliver robust backend solutions aligned with business needs. Actively participate in code reviews to enhance quality, learn from peers, and recommend innovative solutions for improved user experience and system functionality, leveraging AI tools for rapid iteration. Qualifications: To perform this job successfully, an individual must be able to perform each essential duty satisfactorily. The requirements listed below are representative of the knowledge, skill, and/or ability required. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions. Familiarity with service-oriented architecture concepts, principles, and patterns. Experience designing, building, and maintaining RESTful APIs or working with event-driven queues. Solid understanding of object-oriented programming (OOP) design principles. Hands-on experience with cloud platforms (e.g., AWS, GCP, or Azure) and familiarity with services like EC2, S3, Lambda, API Gateway, and Apache Kafka Experience with database technologies and a strong understanding of database schema design Exposure to automated CI/CD pipelines (e.g., Jenkins, GitHub Actions). Basic troubleshooting experience with observability tools like Datadog or similar. Experience with event-driven architectures Excellent written and verbal communication skills. Nice to Have: Experience using AI-assisted development tools responsibly (e.g., Copilot, Cursor, ChatGPT, Claude) to speed delivery while validating correctness, security, and maintainability. Experience with additional programming languages such as Python or Golang. Familiarity with Spec Driven Development and the use of agentic AI to produce high quality code Familiarity with a Frontend JavaScript Framework, like React, Vue.js, or Angular. Minimum Requirements: B.S. in Computer Science or related field, or equivalent experience required 2-4 years relevant work experience required 2+ years of production-level application development experience using Java/J2EE, ideally with frameworks like Quarkus or Spring. 1+ years of production-level application development experience using Node.js. 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 Professional - 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. At the time of posting, Rakuten expects the base compensation for this role to be within the range shown below. Individual compensation will vary based on job-related factors, including the skills, qualifications, and experience of the successful candidate as well as business need and geographic location. The successful applicant for this role will be eligible for discretionary bonus, health, vision, dental insurance, 401k matching, PTO, Volunteer Time Off (VTO), and other employee benefits as the company implements. USD $96,442.50 - $163,680.00 annually 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. Everyday team members 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 The Consolidated Appropriations Act’s Transparency in Coverage Rules require group health plans to disclose on a public website information regarding in-network provider rates and historical out-of-network allowed amounts and billed charges for covered items and services in two separate machine-readable files (MRFs). The MRFs for Rakuten’s Aetna benefit plan are provided in the link below. Aetna Transparency in Coverage: Machine-Readable Files | Rakuten