BASE株式会社 is recruiting a mid-career engineer for an open position in Minato, Tokyo. The listing does not specify the assignment, duties, qualifications, technologies, team, or working conditions.
About this role
This lead engineering role sits within the YELL BANK business, which develops financial products for individuals and small teams using data and AI-based credit assessment. The team works on funding and cash-flow products including YELL BANK, BASE Card, and transfer-request services, with engineers organized around individual products.
The role leads end-to-end web application development, from requirements definition and system design through implementation, testing, deployment, operations, and product growth. It guides technical selection, architecture, scope, sprint goals, reviews, and technical support while collaborating with business leaders, product managers, designers, and marketers. The named stack includes Go, PHP with CakePHP, Python, Vue.js, Next.js, MySQL, AWS services such as ECS, Fargate, and Aurora, GCP including BigQuery, Terraform, New Relic One, and Sentry. Applicants must have full-stack web application development and system design experience, backend development experience with PHP or Go, and experience completing cross-functional projects or equivalent project management experience.
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