Rakuten

Intern - Software Engineer, AI User Experience

Rakuten
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2 days ago
Remote, United States or San Mateo, CA, USAIntern
H1B sponsor

Responsibilities

  • Develop and maintain scalable, high-performing frontend and backend web application features.
  • Build responsive AI user interfaces with HTML, CSS, JavaScript, and modern frontend frameworks.
  • Develop backend services, server-side logic, and APIs using languages such as C#, Java, Python, Node.js, Ruby, or PHP.
  • Build a flexible, scalable agentic AI framework using AI toolsets such as LangChain.
  • Design schemas and manage relational and NoSQL databases.
  • Integrate external APIs and third-party services, including OpenAI APIs, payment gateways, social media APIs, and analytics tools.
  • Write unit, integration, and end-to-end tests; debug issues and resolve full-stack defects.
  • Optimize application code, databases, and server configurations for improved performance and reduced latency.

Requirements

  • Bachelor’s degree or above in Computer Science or a related field, or equivalent practical experience.
  • Proficiency with HTML, CSS, JavaScript, and at least one frontend framework such as React, Angular, or Vue.
  • Backend development knowledge using server-side languages such as C#, Java, Python, Node.js, Ruby, or PHP, along with web development frameworks and RESTful APIs.
  • Knowledge of data schema design and database management with technologies such as MySQL, PostgreSQL, MongoDB, or Cassandra.
  • Ability to debug and solve problems across frontend and backend systems.
  • Ability to write clean, maintainable code and follow coding standards and best practices.
  • Experience with unit, integration, and end-to-end testing practices.
  • Adaptability, willingness to learn, and ability to adjust to changing project requirements.
  • Experience with AI-related projects or products is strongly preferred.

Benefits

  • Immersive internship work with meaningful impact on company objectives.
  • Professional development workshops, interactions with Rakuten leadership, and networking opportunities with interns and professionals.
  • Mentorship and resources for developing skills in AI and supporting transitions into the AI field.
  • Equal employment opportunity and a diverse, inclusive corporate culture.

Tech Stack

AngularApache CassandraC#CSSHTMLJavaJavaScriptMongoDBMySQLNode.jsPHPPostgreSQLPythonReactRubyVue.js
Rakuten

About Rakuten

10,000+ employees

Rakuten Group builds e-commerce marketplaces, financial services (credit cards, payments, banking, securities), and digital/communications offerings for consumers and merchants worldwide. It monetizes through transaction fees, financial services income, advertising, and mobile subscriptions; flagship businesses include Rakuten Ichiba, Rakuten Card, and Rakuten Mobile. Founded in 1997 and headquartered in Setagaya, Tokyo, the company is publicly listed on the Tokyo Stock Exchange and operates across many countries and regions.

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