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Backend Engineer at PayPay building and scaling high-throughput payment systems using Java/Kotlin, distributed databases, and AI-augmented workflows.
Designs and executes automated tests for PayPay's mobile, web, and API systems, using AI tools to validate features and AI/ML components while improving QA standards.
You will expand PayPay's user base and improve LTV by returning insights gained from analysis back to the organization. You will conduct analysis for KPI definition and improvement, define user segments and apply…
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