Analyze JMDC and Omron Group data to develop new data-driven services, build predictive models, advise industry clients, improve services with machine learning, and publish findings.
About this role
This senior software engineer focuses on backend development for Pep Up, JMDC’s personal health record service for integrated health data. The role combines product engineering with requirements definition and project delivery, coordinating with product-management and business teams. Work includes new features and improvements, development-environment modernization, stronger monitoring and test automation. The engineer designs and operates GraphQL APIs for web and mobile clients, plus ETL/data-warehouse and asynchronous batch platforms. The stated stack includes Ruby on Rails, GraphQL Ruby, React, TypeScript, AWS, Docker and PostgreSQL; Pep Up handles tens to hundreds of millions of records. Applicants need around three or more years of web development using Ruby on Rails or a similar framework, practical experience integrating AI development agents across specification, implementation, documentation, review and testing, and project-management experience. They must have driven work from requirements definition through release while involving product-management and business stakeholders.
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