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Platform Quality Engineer

Musashino, Tokyo, Japan🌐 Remote💼 Full-time🗓 2026-07-17 → 2026-08-01

Core

Designing and maintaining automated test frameworks, executing manual and regression testing, and ensuring the reliability of cross-border payment systems.

Role type

Platform Quality Engineer

Builds

Automated test frameworks, CI/CD test pipelines, and quality assurance processes for payment infrastructure.

Domain

Fintech / Cross-border payments

Deliverable

production ML models | product features | dashboards & analysis | research | client delivery | infrastructure | physical/clinical work

Required skills

Automated testing frameworks, programming languages (TypeScript, JavaScript, Python, Ruby), CI/CD pipelines, test planning, bug tracking, API testing

Preferred skills

Mobile application testing, performance testing, AWS, backend systems, open-source contributions

Technologies

Playwright, Selenium, Capybara, RSpec, TypeScript, JavaScript, Python, Ruby, AWS, Datadog

Responsibilities

Design and maintain automated test frameworks, execute manual and exploratory testing, analyze system specifications for testability, track bugs through resolution, build and maintain CI/CD test pipelines, collaborate with developers on testing lifecycles, participate in code and test plan reviews, establish quality best practices.

Seniority

Mid-level, hands-on IC

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