Platform Engineer (DB Specialist)

PayPay Minato-ku, Tokyo
  • 💴 No salary range given
  • 🏡 Fully remote (within Japan)
  • 🧪 5+ years experience required
  • 💬 No Japanese required
  • 🌏 Apply from abroad
  • 🧳 Relocate to Japan
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About PayPay

PayPay Minato-ku, Tokyo

With over 65M million registered users (as of August 2024), PayPay is the country’s most popular mobile wallet used by approximately one out of every two smartphone users in Japan.

Key benefits

  • International engineering team
  • Japanese lessons on company time
  • Incredible scale

About the position

We are working to provide the best financial services to users in Japan. We empower PayPay product by realizing efficient, stable and optimized storage services. PayPay is looking for Platform Engineers who specialize in databases at scale on mission critical systems.

Team Missions

  • Make sure to satisfy requirements for datastores in PayPay
  • Provide support for application teams to keep sustainable operations
  • R&D to resolve issues from datastore perspective

Tech Stack

  • Python, Shell, Go, SQL, PL/SQL
  • Aurora, MySQL, TiDB, Redis, DynamoDB
  • AWS
  • GitHub, Terraform, Jenkins, Ansible, Flyway
  • Victoria Metrics, Grafana, Prometheus, Newrelic
  • Slack, Zoom, Jira, Confluence

Responsibilities

  • Database operations, including monitoring, configuration management, upgrade, scaling, backup, and data migration
  • Iterate on database operations to improve quality and efficiency
  • Troubleshoot stability and performance problems
  • Contribute to documentation for communicating knowledge, experience and for effective decision-making
  • Research and test new tools in database ecosystems, and adopt them in PayPay

Requirements

  • 5+ years of DBA experience
  • 3+ years MySQL or Redis/DynamoDB experience
  • 3+ years of AWS experience
  • Hands-on experience with Infra as Code (IaC - terraform)
  • Interested in new technologies and willing to improve operational quality and efficiency
  • Familiar with shell and programming language for scripting (Python, Go, etc.)

Nice to haves

While not specifically required, tell us if you have any of the following.

  • Experience in automating operations related to Database or AWS
  • Familiarity with Jenkins, Ansible, Docker, Kubernetes
  • Working experience in a full remote environment
  • Experience in operating distributed systems
  • Experience working with NewSQL databases (like TiDB)
  • Experience with DBs cost reduction
DO YOU NEED MORE INFO?
ASK A QUESTION

Meet PayPay's Developers

Ashwini leads one of PayPay’s payment sub-teams. She got there by doing something she’s done throughout her career: identifying something she wants to do and asking to do it.

Read her story...
Photo of Yoseph Savianto

iOS Development at PayPay

with Yoseph Savianto

Yoseph joined PayPay after being attracted to their mission of making Japan a cashless society. As an iOS Engineer, he originally joined their iOS feature team, but now works on their platform team, creating an internal SDK for their iOS and Android apps.

Read his story...

Shilei started working on PayPay before it launched, and has seen it grow into a product used by tens of millions of users. He explains how diversity has helped them overcome challenges, and what PayPay is looking for in candidates.

Read his story...
Photo of Adrian Mariadas

Refactoring PayPay’s Android App

with Adrian Mariadas

Adrian came to Japan to join PayPay as an Android Engineer. As the app has grown in scope, refactoring the codebase to ensure development can continue at a rapid pace has been a big part of his job.

Read his story...

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