Manage Kyash’s B2B payout business with the business owner, shaping strategy, roadmaps and product development while strengthening partner and financial-institution relationships. The role also leads team management and company-wide business development.
About this role
Kyash is a fintech startup that develops and operates its own digital wallet, card payment, and application systems. This role supports its corporate payments business, which provides customer companies with an API and administration screen for transfers to bank accounts.
The engineer will work across server-side and frontend development for the corporate payments service. Responsibilities include designing, developing, and operating systems connected to banks; designing and developing efficient processing for large volumes of transfer requests; refactoring the MVP implementation; establishing operations for performance testing; designing, developing, and operating applications for partner companies; system QA; and maintenance work.
The backend development language is Go. Frontend development uses JavaScript and Vue.js. The named database is PostgreSQL. Infrastructure technologies include AWS and Docker, with Datadog used for monitoring and Terraform for operations. Other named tools are GitHub, CircleCI, and Jira. Internal tools include Slack, Zoom, Google Meet, Google Calendar, Gmail, Google Workspace, Microsoft 365, Kibela, and Zapier. Company PCs are Mac.
The corporate payments business began in 2024. The posting describes the service as having started with an MVP and moving into a phase of expanding adoption and advancing development from one to ten. The position is based at the Tokyo address stated in the posting. The hiring process consists of document screening, first interview, second interview, final interview, and an offer meeting.
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