Edward Oo

DevOps / Site Reliability Engineer (SRE)
📍Taipei, Taiwan
[email protected]

About Me

I’m Edward Oo, a passionate DevOps and Site Reliability Engineer based in Taipei, Taiwan.
I specialize in modernizing infrastructures, migrating legacy systems, and streamlining operations through CI/CD pipelines. I ensure high availability, reliability, and performance.
My strengths include workflow automation, enhanced observability, and custom tool development, showcasing a commitment to operational excellence and innovation.
I excel at solving complex challenges and collaborating with cross-functional teams, including developers, operations, and project managers, to deliver resilient and efficient systems.

Projects

  • BlahDNS

    Adblock secure DNS resolver

    459

    • Stacks

    Programming Languages
    Bash, JavaScript, Python
    Monitoring
    AWS Cloudwatch, Grafana, Prometheus
    Clouds
    Amazon AWS
    DevOps
    GitLab, GitHub, AWS CloudFormation, Terraform, AWS CDK, SonarCloud, PagerDuty, Zapier
    Tools
    Cloudflare WAF, Cloudflare Worker

    Work Experience

    • KKCompany | BlendVision Senior Site Reliability Engineer (SRE) | Full time

      Sep 2022 - Present

      • CI/CD Improvements
        • Revamped CI flows for seamless deployments during large-scale migrations, ensuring minimal disruptions.
      • Enhanced System Reliability and Migration Success
        • Transitioned from Classic Load Balancer to Application Load Balancer, improving service resilience.
        • Collaborated with backend teams to migrate legacy OpsWorks EC2 stacks to ECS Fargate, reducing 20% false alarm and speed up p0 incident recovery time by 50%
        • Refactored and automated SLA reporting workflows using Lambda and CloudWatch, significantly reducing manual effort.
        • Migrate legacy PHP 5.4 and Ubuntu 14 system to ECS Fargate.
        • Migrate postfix mail server to Amazon SES.
      • Infrastructure Optimization
        • Upgraded production MySQL from version 5 to 8 LTS, boosting security and performance.
        • Migrated CloudFormation stacks to Terraform, streamlining infrastructure management and deployment.
      • Observability
        • Gradually roll out observability across all services using OpenTelemetry (OTEL)
        • Migrated from Logstash to Fluentd to align development and operations logging workflows.
        • Implemented S3 object tagging and monitoring alarms for better resource tracking.

    • CoolbitX DevOps / Site Reliability Engineer | Full time

      Dec 2019 - Sep 2022

      • Performance and Security Improvements
        • Optimized the China site’s browsing experience by doubling its speed through networking enhancements.
        • Deployed CloudFlare WAF and DDoS mitigation for robust API and site security.
      • Infrastructure and Deployment Advancements
        • Designed and managed architectures using AWS CDK, including ECS, RDS, Lambda, API Gateway, and CI/CD pipelines.
        • Ensured High Availability (HA) and Disaster Recovery (DR) with Multi-AZ deployments.
      • DevSecOps and Automation
        • Integrated DevSecOps practices into workflows, automating vulnerability scans and configuration checks.
        • Built a Slack bot with AWS Lambda for pre-deployment checks, improving production readiness.
      • Custom Tools and Monitoring
        • Developed in-house tools, including Golden image, slack bots, changelog generator, semantic release, AWS CDK templates, linters, and custom resources, streamlining DevOps processes.
        • Managed Prometheus, Grafana, and Loki monitoring stacks with Terraform for system insights and issue detection.

    Education

    • Master's degree, Interactive Media Design, National Taipei University of Technology (NTUT) | GPA 3.75

      Sep 2015 - Jun 2019

      Communication Design
      Human-Computer Interaction
      MaxMSP with Myo Armband computable stage lighting performance system

    • University of Applied Sciences Potsdam, Germany

      2016 - 2017 | Exchange semester

      Interface Design
      Human-Computer Interaction (HCI)

    • Information Communication, Bachelor of Science,  MingDao University, Taiwan

      Sep 2011 - Jun 2015

      President of Inline skate club
      Vice president of E-learning volunteer
      Class leader for 4 years

    Talks

    Volunteer Service

    Community

    Certifications

    Languages

    Chinese (Native speaker) English (Fluent)

    Last updated at March 31, 2025