Early Career AI Engineer (Contract)

Rakuten International is a global technology company that provides services across e-commerce, digital marketing, advertising, communications, and entertainment. The company is seeking an Early Career AI Engineer to develop scalable AI user experience frameworks, web applications, front-end interfaces, back-end services, databases, API integrations, and testing and performance improvements.

What you'll do:

• Design, build, and maintain front-end and back-end features for web applications, ensuring they are scalable and high-performing
• Use HTML, CSS, JavaScript, and frameworks like React, Angular, or Vue to create intuitive and responsive user interfaces
• Build server-side logic and APIs using technologies like Node.js, Python, Java, or Ruby
• Building highly flexible, scalable Agentic AI Framework by leveraging popular AI toolset like LangChain etc
• Design and manage databases, such as MySQL, MongoDB, PostgreSQL, or others, ensuring efficient data storage and retrieval
• Integrate external APIs and services, such as OpenAI APIs, payment gateways, social media APIs, or analytics tools, as needed
• Write unit, integration, and end-to-end tests, troubleshoot issues, and resolve bugs across the full stack of the application
• Improve performance by optimizing application code, databases, and server configurations to reduce latency and increase efficiency

What they're looking for:

• Proficiency in front-end technologies like HTML, CSS, and JavaScript, and experience with at least one modern front-end framework (e.g., React, Angular, or Vue)
• Proficiency in Back-End Development, knowledgeable of server-side languages such as C#, Java, Python, Node.js, Ruby, or PHP and familiarity with building RESTful APIs and knowledgeable of Web Development Frameworks
• Knowledge/familiarity with variety of data schema design, and database management, e.g. relational databases (e.g., MySQL, PostgreSQL) and/or NoSQL databases (e.g., MongoDB, Cassandra)
• Proficiency in debugging and problem-solving across both front-end and back-end systems
• Ability to write clean, maintainable code, adherence to coding standards and best practices, with a focus on creating well-organized, readable, and maintainable code
• Adaptability and willingness to learn, ability to quickly learn new technologies and adapt to changing project requirements
• Bachelor's Degree or above in Computer Science or related field or equivalent practical experience
• Experience with testing practices and experience with unit testing, integration testing, and end-to-end testing
• Experience in AI-related projects or products strongly preferred

Benefits:

• This is not a remote position; the role is onsite at least 4 days per week in Bellevue, WA.
• Our commitment includes offering mentorship and resources to facilitate your growth in cutting-edge AI domains.