Senior Database Administrator

BTSEFintech, Blockchain

Southeast Asia; Malaysia; Hong Kong; APACFull-TimeSenior

Salary not disclosed

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Job Details

4+ years of experience managing PostgreSQL databases in production environments.
Strong knowledge of SQL query optimization, indexing strategies, and PostgreSQL performance tuning.
Proven ability to design and maintain highly available, fault-tolerant systems with minimal or zero downtime.
Experience supporting mission-critical 24/7 systems in production, with on-call or incident response participation.
Hands-on experience with AWS services such as EC2, RDS, EBS, S3, and IAM.
Solid understanding of PostgreSQL replication, PITR (Point-in-Time Recovery), and HA solutions (Repmgr, Patroni, ProxySQL, or similar).
Experience automating infrastructure using Terraform, Ansible, or similar tools.
Proficiency in Linux systems administration and scripting (Bash, Python, or Go).

Design, deploy, and maintain PostgreSQL clusters in AWS environments using Infrastructure as Code (IaC) tools.
Develop automation for provisioning, configuration management, and monitoring of PostgreSQL databases.
Perform regular database maintenance including vacuuming, reindexing, and analyzing statistics to ensure peak performance.
Identify, analyze, and optimize slow SQL queries and workloads to improve efficiency and throughput.
Build resilient, high-availability database architectures that minimize downtime during upgrades, maintenance, and failovers.
Implement robust backup, recovery, and disaster recovery strategies to guarantee data integrity and uptime.
Support and monitor 24/7 production systems, participating in incident response and root cause analysis when needed.
Collaborate with SRE, DevOps, and engineering teams to improve scalability, performance, and CI/CD integration for database operations.

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