Senior Database Administrator

BTSE · Hong Kong, Malaysia, Singapore · posted today ago

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About this role

About BTSE:

BTSE Group is a global leader in fintech and blockchain technology, anchored by three core business pillars: Exchange, Payments, and Infrastructure Development. Serving over 100 corporate clients worldwide, we provide white-label exchange and payment solutions. Our offerings encompass everything from exchange infrastructure hosting and development to custody, wallets, payments, blockchain integration, trading, and more. We are looking for talented professionals in marketing, operations, customer support, and other departments. The roles offered may be on-site, remote, or hybrid, in collaboration with our local partner.

About the Opportunity:

We are looking for an experienced Database Administrator with deep PostgreSQL expertise and hands-on experience automating database deployment, monitoring, and performance tuning on Data Center and AWS. You will be part of the core infrastructure team responsible for scaling and maintaining BTSE’s mission-critical database systems that power our trading and analytics platforms. This role offers the opportunity to design, automate, and optimize high-availability PostgreSQL clusters while ensuring reliability, minimal downtime, and strong observability across production environments operating 24/7.

Responsibilities

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.

Requirement

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).

Nice to Haves

Familiarity with observability and alerting stacks (Prometheus, Loki, Grafana, CloudWatch).
Exposure to additional database systems such as ClickHouse or TimeScale Postgres.
Experience building internal automation or self-healing tools for query analysis and database management.