← All roles

Senior Database Administrator (DBA), Infra

Airwallex· Engineering
Apply on company site
KR - SeoulFull-timePosted 1mo ago

About the role

Senior DBA responsible for reliability, security, and day-to-day operation of Airwallex's Korean production database environment, focusing on PostgreSQL, Redis, and Redis Cluster across Google Cloud (with secondary AWS footprint).

Responsibilities

  • Own high availability, replication, failover, backups, and disaster recovery for production database environments.
  • Drive compliance with Korean data residency and security requirements across backups, replicas, and snapshots.
  • Build automation for provisioning, configuration, access management, and operational processes using scripts, software, and infrastructure-as-code.
  • Improve database reliability and performance through monitoring, alerting, schema standards, indexing, query optimisation, and incident troubleshooting.
  • Strengthen privileged access, change approval, compliance evidence, and operational documentation for Korean production databases.
  • Partner with local and global teams to improve database security, operational efficiency, and on-call readiness.

Qualifications

  • 4+ years of experience administering production relational databases and live transactional workloads.
  • Strong PostgreSQL experience, including high availability, replication, and cluster management.
  • Experience with Patroni, pgpool-II, PgBouncer, or similar failover and connection-pooling tools.
  • Strong Redis and Redis Cluster administration experience.
  • Experience operating databases on a major public cloud, preferably Google Cloud.
  • Proficiency in Linux, shell scripting, and at least one programming language.
  • Strong analytical, communication, and problem-solving skills.
  • Strong ownership and documentation practices.
  • Business-level English and professional Korean.

Skills

Required:PostgreSQL administrationPatroni / pgpool-II / PgBouncerRedis / Redis ClusterCloud platforms (GCP, AWS)Linux / shell scriptingProgramming languageDocumentation
Nice to have:Korean data residency / audits (preferred)

Benefits

  • (Not specified in the description)
Last updated Oct 15, 2026. Interested? Apply on the company site.
Airwallex logo

About Airwallex

Trusted Global Payments & Financial Platform

Grow your business faster with Airwallex - global business accounts, high speed transfers, multi-currency cards, online payments, embedded finance, and more.

PaymentsBankingFinancialGlobal
Company profileWebsite

More open roles at Airwallex