About this role
リードバックエンドエンジニア at PayPay Card. Location: Tokyo or Fukuoka or Japan. Role: designing architecture, leading teams, improving reliability Requirements: Lead architecture and technical decisions for credit/underwriting/collections backend systems. Requires Java or Kotlin web/API development, RDBMS experience, cloud (AWS) operations, system design leadership, and cross-team technical coordination. Category: Software Development Seniority: Senior Level Tools: Java, Kotlin, TypeScript, Python, Spring Boot, MyBatis, GitHub, JUnit, VSCode, IntelliJ, Docker, AWS, ECS, ECR, EKS, EC2, RDS, MySQL, Lambda, MWAA, Step Functions, S3, SNS, SQS, KMS, Secrets Manager, VPC, CloudWatch, CloudTrail, CodePipeline, CodeDeploy, CodeBuild, CloudFormation, GCP, BigQuery, Looker Studio, Salesforce, Genesys Cloud, Vue.js Commitment: Full Time Workplace: Hybrid Languages: Japanese