Fung Lewis

• Lead design, automation, and management of AWS cloud infrastructure supporting enterprise banking applications with a focus on security, scalability, and compliance (PCI-DSS, SOC2). • Develop and maintain Infrastructure as Code (IaC) using Terraform and AWS CloudFormation, standardizing multi-environment provisioning and reducing deployment errors by 85%. • Architect and implement CI/CD pipelines leveraging Jenkins, GitLab CI, and GitHub Actions, accelerating delivery frequency and improving release reliability. • Deploy containerized microservices using Docker and Kubernetes (EKS) to modernize legacy workloads and enhance system performance. • Implement monitoring and alerting using Prometheus, Grafana, ELK Stack, and CloudWatch, achieving 35% faster incident response and enhanced visibility. • Collaborate with cybersecurity and compliance teams to enforce IAM best practices, secrets management, and automated vulnerability scanning with AWS Inspector and HashiCorp Vault. • Drive cost optimization initiatives, leveraging AWS Trusted Advisor and Spot Instances, achieving consistent 25% savings on monthly infrastructure spend.

• Designed and deployed highly available AWS architectures across EC2, S3, VPC, CloudFront, RDS, and Lambda to support mission-critical enterprise workloads. • Automated infrastructure provisioning using Terraform and CloudFormation, streamlining environment creation and eliminating manual configuration overhead. • Built and maintained CI/CD pipelines using Jenkins, GitLab CI, and Bitbucket, reducing deployment time by 70% and improving release consistency. • Implemented Docker-based containerization and Kubernetes (EKS) orchestration to achieve horizontal scalability and simplify deployments across environments. • Developed system monitoring and alerting solutions using CloudWatch, Prometheus, and Grafana, proactively resolving issues and minimizing downtime. • Partnered with development and QA teams to promote DevOps culture, version control (Git), and Agile methodologies, improving delivery velocity and collaboration. • Enforced cloud security and compliance frameworks using IAM roles, AWS Config, and automated remediation scripts.

• Administered and maintained Linux (RHEL/CentOS) servers, ensuring 99.9% uptime and secure system operations across production and staging environments. • Managed user accounts, access control, and patch management, implementing baseline security policies for enterprise systems. • Automated system maintenance and log monitoring using Shell scripting and Cron jobs, reducing manual administration time by 40%. • Deployed and configured Apache, Tomcat, and Nginx servers for internal web applications, optimizing performance and availability. • Performed system performance tuning, resource optimization, and troubleshooting to ensure smooth business operations. • Collaborated with application and infrastructure teams to support migration of legacy workloads to cloud-ready environments.