Verification Lead Engineer

As a Verification Engineer, you will play a critical role in ensuring the quality, performance, and reliability of our products.

You will lead the end-to-end QA process — from planning, designing, executing, and reporting tests — covering web and mobile applications.

This role offers both speed and ownership , collaborating closely with cross-functional and international teams to build and scale our QA foundation in a dynamic startup environment.

Responsibilities

• Lead and execute the full QA process (planning, design, implementation, execution, reporting)
• Ensure quality across web and mobile applications
• Conduct performance testing using tools such as JMeter / LoadRunner, including bottleneck analysis
• Perform security testing using tools such as OWASP ZAP and Burp Suite, and create risk/vulnerability reports
• Detect defects, propose improvements, and drive pre-/post-release quality assurance
• Collaborate with PMs and developers, and help lead QA team initiatives
• Implement test automation and integrate QA into CI/CD environments (Jenkins, GitHub Actions, etc.)
• Collaborate with overseas teams in a multicultural environment

Required Qualifications (MUST)

• 3+ years of professional QA experience (including mobile app QA)
• Hands-on experience with performance testing tools (e.g., JMeter, LoadRunner)
• Experience in security testing (e.g., vulnerability assessment, CVE handling)
• Language: Native-level Japanese & Business-level English (able to read technical documents, write Issues/PRs, and discuss with global members)
• Proven track record of identifying and solving quality issues autonomously (e.g., major bug detection, quality improvement projects)
• Experience in leading QA initiatives or working cross-functionally with PMs and developers

Preferred Qualifications (WANT)

• QA experience with AI/ML-related products (e.g., model evaluation, bias testing)
• Hands-on experience in test automation (e.g., Selenium, Appium)
• Experience integrating QA in CI/CD environments (Jenkins, GitHub Actions)
• Knowledge of cloud platforms (AWS, GCP) and related QA/security testing
• Experience in building/operating automated regression testing and quality dashboards
• Familiarity with security/privacy compliance (GDPR, ISO27001, etc.)
• Experience in QA process design for startups / fast iteration in agile environments
• Track record of working effectively in multicultural teams