PayPay Card (PayPay カード)- Platform Engineer
About PayPay Card
PayPay is a FinTech company that in the five years since its launch in 2018, has surpassed 61 million
users (as of January 2024) and is rapidly expanding its business scale as a payment platform used by
approximately one in two smartphone users in Japan.
PayPay Card was established in 2021 to provide users with more accessible and convenient FinTech
services that were previously not possible with credit cards and credit services by integrating with the
PayPay payment platform. We are looking for professionals who are passionate about refining our
products at an overwhelming speed that no other company can match, and promoting the spread of
cashless payments in Japan and the financial life platform that uses them. We are looking for people
who are passionate about this.
Job Description
PayPay Card is looking for a Cloud infrastructure and platform engineer for PayPay Card's cloud
system. This role will responsible for the engineering of Cloud Infrastructure Platforms to provide
robust, reliable and cost-efficient Platform so that we can deliver the best experience for our growing
customers base.
Main Responsibilities
• Architect and build a robust, scalable and stable infrastructure
• Architect and build Infrastructure that is easily maintainable during patching and upgrades
• Architect and build Infrastructure with AWS regional level failure tolerance
• Work together with our Security Engineers to provision a secure Infrastructure
• Automations for AWS Deployments to ensure fast delivery of Cloud Services to our developers
• Provide through Automations means for developers to easily deploy resources on AWS.
Tech Stack
• AWS: VPC, EC2, ECS, EKS, Lambda, Cloudfront, MWAA, RDS, ElastiCache, DynamoDB,
Opensearch, S3, CloudWatch, Cognito, SQS, KMS, Secret Manager, KMS, MSK, CodeCommit,
CodeBuild, CodeDeploy, CodePipeline and other services
• Terraform, Github Actions, Prometheus, Grafana, Dynatrace, Atlantis, ArgoCD, OpenTelemetry
Required Qualifications
• More than 5 years of technical experience in Cloud based Infrastructure Platform
• Ability to demonstrate high degree of ownership in a Production environment
• Good understanding of Cloud security best practices and payment industry compliance
standards
• Experience in Cloud infrastructure and platform systems availability, performance and cost
management
• Extensive technical hands-on experience of Computing, Storage and Analytical Services on
Cloud(AWS)
• Experience with IAC tools in AWS such as Terraform, CloudFormation, CDK
• Experience with Linux Internals and System Administration
• Experience with Cloud Services Monitoring, Detection and Response
• Experience in Cloud Services Performance Tuning, cost controls and management
• Experience in Cloud Infrastructure Service patching and upgrades
• Have excellent oral, written, verbal and interpersonal communication skills.
Preferred Qualifications
• Bachelor’s degree and above in a technology related field
• Experience with other cloud service providers (e.g GCP, Azure)
• Experience using and contributing to Open Source tools
• Published papers / blogs / articles
• Relevant and verifiable certifications
• Bilingual in English and Japanese is nice to have, but not required. Proficiency in either
language is fine
• JLPT N3 or above
Working Conditions
Employment Status
• Full Time
Office Location
• Tokyo Office
• You can live anywhere in Japan
Work Hours
• Super Flex Time (Core Time: 12:00pm ~ 3:00pm JST)
• In principle, 9:00am ~ 5:30pm (actual working hours: 7h30m + 1h break)
Holidays
• Every Sat/Sun/National holidays (In Japan)/New Year's break/Company-designated Special
days
Paid leave
• Annual leave (up to 16 days in the first year, granted proportionally according to the month of
employment. Can be used from the date of hire)
Salary
• Monthly salary
• Reviewed twice a year
• Bonuses paid twice a year (April and October) according to the company's performance and
the individual's evaluation
• Overtime allowance, Late overtime allowance, Commuting and transportation expenses, Work
style support allowance
Benefits
• Social Insurance (health insurance, employee pension, employment insurance and
compensation insurance)
• 401K