Senior SRE Engineer

Responsibilities

• Maintain and operate AWS infrastructure to ensure 24/7 stability and performance
• Monitor systems (Zabbix, ELK), handle incidents, and develop custom scripts as needed
• Analyze and resolve platform issues; optimize architecture and performance
• Support high availability, backup, and troubleshooting for applications and databases
• Collaborate with backend, product, and infra teams on system design and deployment
• Document operations and incidents; support internal IT needs
• Participate in on-call rotation

Requirements

• 5+ years of Linux system administration experience
• Strong hands-on experience with AWS services (EC2, Lambda, Aurora, ElastiCache, CloudWatch, CloudFront, EKS, IAM)
• Proficient in scripting (Bash, Python, Golang) and Kubernetes
• Experience with infrastructure as code (Terraform, Helm, Kustomize)
• Familiarity with CI/CD tools (Jenkins, GitHub Actions, Argo)
• Experience with Airflow and DAG development
• Knowledge of scalable system design (MongoDB, Kafka, load balancers, message queues)
• Solid understanding of information security best practices

About the Company

XREX is a fast-growing fintech and blockchain startup founded by software veterans and funded by top VCs and the Taiwanese government. We provide world-class products in a silicon-valley-like environment based in Taiwan.