About PayPay

Minato-ku, Tokyo

With over 47 million registered users (as of May 2022), PayPay is the country’s most popular mobile wallet. Half of all of Japan's smartphone users are using it, and more than 2 billion payments made per year.

Key benefits

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

About the position

PayPay is looking for DB-Ops engineers who work with databases at scale on mission critical systems.

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

Tech Stack

  • Python, Shell, Go, SQL, PL/SQL
  • Aurora, MySQL, ElasticSearch(ELK), TiDB
  • AWS
  • GitHub, Terraform, Jenkins, Ansible, Flyway
  • Newrelic, Grafana, Prometheus
  • Slack, Zoom, Jira, Confluence

Requirements

  • Hands-on experience with MySQL operation
  • More than 1.5 years of AWS experience
  • Hands-on experience with Infra as Code (IaC)
  • 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

These aren’t required, but be sure to mention them in your application if you have them.

  • 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 NoSQL or NewSQL databases (like TiDB)

Compensation

7 to 12 million JPY annually.

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Meet PayPay's Developers

Rapidly scaling to tens of millions of users

with Shilei Long

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...

Growing your career by asking for you want

with Ashwini Meshram

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...

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...

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...

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