Database Engineer

Database Engineer at PayPay Card

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

PayPay Card aims at revolutionizing the credit card industry, making payment easier than ever, from two different angles:

• Bring the credit card experience to the next level: We have many functionalities in the pipeline to improve our product, not to mention the integration into the PayPay ecosystem as PayPay Card is part of the PayPay Group.
• (Re-)architect our systems landscape: We want to reassess and fix the behind-the-scenes to power a top-notch user experience. It is bundled with difficult design challenges to solve: we simply want to get it right.

As a fast-paced company leading the payments industry, we need our engineers to be versatile and enthusiastic to take on new challenges in order to stay at the forefront. Indeed, we strive for continuous improvement within our systems as well as outside our systems. Additionally, we value communication to smoothly cooperate with other teams and inclusivity to efficiently navigate in a multicultural environment.

Main 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 Card.

Required Qualifications

• More than 5 years of DBA experience with a minimum of 3 years ORACLE or MySQL experience.
• More than 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 languages for scripting (Python, etc.).
• English business proficiency.

Preferred Qualifications

• Experience in automating operations related to Database or AWS.
• Familiarity with Docker, Kubernetes.
• Hands-on experience in operating AWS Aurora database (MySQL compatible).
• Hands-on experience in operating AWS RDS for ORACLE.
• Japanese conversational proficiency is a plus.