Summary
Overview
Work History
Education
Skills
Affiliations
Certification
Websites
References
Timeline
Generic

Suki Xiong

Sydney,Australia

Summary

DevOps Engineer with experience in cloud and on-premise environments, strong software development background (Java, Python), and expertise in CI/CD, automation, and monitoring (Datadog, Prometheus, Grafana). Proven track record of delivering scalable systems and automation in finance and digital payments.

Overview

4
4
years of professional experience
1
1
Certification

Work History

DevOps Engineer

Prezzee
Sydney, Australia
12.2024 - 06.2025
  • Implemented scalable IaC using Terraform modules and Terragrunt, standardizing AWS infrastructure management across accounts and regions to ensure consistency, scalability, and maintainability.
  • Identifying cost savings and code security enhancements for efficiency improvement.
  • Revamped DynamoDB backup restore validation by redesigning workflow with Step Functions and optimized Lambda logic, eliminating false Datadog alerts and ensuring reliable monthly backup integrity checks across multi-account environments.
  • Automated AWS security checks with Python and scripts, standardizing Lambda, IAM, and resource validation—cutting manual audits by 70% and ensuring policy compliance.
  • Migrated GitHub Actions CI/CD pipelines to multi-env—boosting weekly deployments
    by 40%.
  • Implemented observability and performance monitoring with CloudWatch, Grafana, and Datadog—building dashboards, alerting rules, and real-time insights—while managing high-priority incidents and providing technical support to development teams.
  • Monitored and optimized networking infrastructure (VPC peering, route tables, NAT, ALB, security groups) for microservices in ECS Fargate, improving reliability and security.

Software Engineer

China Guangfa Bank
Beijing, China
06.2021 - 01.2023
  • Troubleshot and resolved production issues in Linux-based systems in data center, ensuring timely restoration of normal operations.
  • Developed and deployed robust Java(Springboot) production systems to maintain optimal performance and reliability.
  • Optimized slow SQL problem in Oracle based on monitoring feedback from the production database.
  • Configured and customized CI/CD pipelines for 6 on-premise production servers, integrating SonarQube for code quality scanning, unit testing, and automation testing, resulting in reliable deployments.
  • Contributed to the development and maintenance of system backup and recovery strategies, ensuring 99.99% system availability.
  • Monitored and analyzed system performance metrics in an on-premise data center, post-deployment, and during daily health checks. Automated the post-deployment health checks using Bash scripts to streamline the process and ensure consistent system reliability.
  • Managed DEV, SIT, UAT, and Production environments.

Education

Master of Information Technology - Information Technology

The University of New South Wales
Sydney, Australia
06.2024

Skills

  • All-rounded AWS Cloud Services(ECS、RDS、S3、EC2、VPC、ALB/ELB、Route53、Step function)
  • AWS infrastructure design and implementation
  • Cloud security and compliance management
  • IaC: Terraform、Docker
  • Advanced problem-solving and troubleshooting
  • Cloud cost optimization
  • java Springboot, Flask, Django frameworks
  • Java / Python / Shell Scripting
  • Linux (CentOS 7, Ubuntu 1804/2004/2204)、Ubuntu、and MacOS
  • CI/CD pipeline migration and optimization
  • Back-end and database: Oracle、MySql、RDS、DynamoDB、MongoDB
  • Orchestration: Kubernetes(K8s)
  • Version Control Systems: Git、Github
  • Project & Workflow: Agile Methodology、JIRA、Confluence
  • Other tools: Linux、Vim、Postman、Maven、Selenium

Affiliations

1. Woolworths/Coles Collectables Exchange System

  • Developed web application as part of a 5-member team using ReactJS, JavaScript, Flask, Python, and SQLite, with Agile collaboration via JIRA and Scrum.
  • Implemented the backend API with Python and Flask, such as activity management, analytical dashboard, user management, and user feedback, enabling data retrieval and CRUD manipulation

2. k8s Fleetman(Cloud Project) - Microservice-based Kubernetes System

  • Deployed a microservices-based system using Kubernetes, managing Docker images, and ensuring reliable runtime performance across a production-like cluster with MongoDB as database.
  • Configured and monitored workloads on AWS EKS, integrating Prometheus, Grafana, and ELK
    stack to analyze system performance, identify code-level issues, and optimize cluster efficiency

Certification

  • AWS Certified DevOps Engineer Professional, 473781852
  • AWS Certified Solutions Architect Associate, 470066329
  • AWS Certified Security Specialty, 472338561

Websites

References

Further contact details can be provided upon request

Timeline

DevOps Engineer

Prezzee
12.2024 - 06.2025

Software Engineer

China Guangfa Bank
06.2021 - 01.2023

Master of Information Technology - Information Technology

The University of New South Wales

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Suki Xiong