Cloud Platform Engineer (K8S&NW Specialist)

The role

You will manage and enhance an end-to-end application delivery platform from CloudFront to EKS clusters. This role involves building in-house platform tools, developing custom Kubernetes controllers, and automating workflows.

What you will do

• Develop, maintain, and automate in-house tools, Kubernetes manifest generator engine and scripts using Python or Go
• Perform upgrades and patching of EKS clusters and associated components
• Manage and optimize Karpenter and Argo CD
• Implement and manage service mesh solutions
• Participate in an on-call rotation to provide 24/7 support
• Configure and manage CloudFront distributions and WAF web ACLs
• Develop and maintain documentation for platform architecture and processes

Required qualifications

• Experience with advanced software engineering practices, including unit/integration testing
• Deep understanding of Kubernetes internals and the controller-runtime framework
• Experience developing, testing, and maintaining custom controllers/operators and CustomResourceDefinitions
• Proven experience as a Platform Engineer, Site Reliability Engineer (SRE), or similar role
• Strong understanding and practical experience with Karpenter, Argo CD, Terraform
• Strong networking fundamentals to troubleshoot request paths across CloudFront, WAF, load balancers, Kubernetes networking, service mesh, and workloads
• Bachelor's degree in Computer Science, Engineering, or a related field (or equivalent practical experience)

Nice to have

• Prior experience working with service mesh technologies (preferably Istio) in a production environment
• Demonstrable experience with SSL/TLS certificate management
• Experience with multi-cluster Kubernetes architectures
• Experience building AZ isolated, DR architectures

Benefits

• Annual leave (up to 14 days in the first year)
• Personal leave (5 days each year)
• PayPay's own special paid leave system
• Social Insurance (health insurance, employee pension, employment insurance and compensation insurance)
• 401K
• Translation/Interpretation support
• VISA sponsor + Relocation support

Before you apply

• You cannot apply or be selected in parallel with PayPay Corporation, PayPay Card Corporation and PayPay Securities Corporation

About the company

PayPay is a FinTech company that has grown to over 75M users since its launch in 2018. The team is diverse with members from over 50 different countries.