Ertanto Yohan Khrysdianto
Available for opportunities

Hi, I'm Yohan
I build in the cloud!

I am a DevOps Engineer with over 5 years of experience designing scalable, automated, and secure systems. My expertise includes CI/CD pipelines, container orchestration, cloud-native architecture, and high-availability deployments across AWS, GCP, and on-prem environments.

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Tech Stack

Technologies I work with daily

Google Cloud GCP AWS AWS Git Git Argo CD ArgoCD Docker Docker Kubernetes Kubernetes Grafana Grafana Prometheus Prometheus PostgreSQL PostgreSQL

Experience

My professional journey

PT. Radian Solusi Integral

PT. Radian Solusi Integral

DevOps Engineer
📅 Mar 2022 - Present
  • Designing IT infrastructure both on-premise and on-cloud (Google Cloud) that is fast, secure, reliable, and supports high availability, specifically for financial industry clients such as IDX.
  • Deploying and performing patching on virtual machines or PHP and .NET-based application nodes, with or without container technology.
  • Optimizing application performance on Google Cloud to ensure maximum efficiency and operational performance.
  • Implementing high availability on Google Cloud, including configuring load balancers, web servers, and databases to ensure consistent service availability.
  • Strengthening server infrastructure security across network, web server, and database layers by closing potential security vulnerabilities.
  • Setting up application and server monitoring using Google Cloud Monitoring and Logging to support proactive operational management.
  • Documenting the entire patching and deployment process for internal team reference and audit purposes.
PT. Primatech Anugerah Solusindo

PT. Altech Solusi Indonesia

System Engineer (Freelance)
📅 Jan 2024 - Present
  • Designing and implementing Linux-based IT infrastructure to support ERP Odoo operational needs, including servers, storage, and networks.
  • Managing the installation, configuration, and maintenance of Linux servers using distributions such as Ubuntu, CentOS, and Red Hat to ensure optimal performance and system security.
  • Developing and maintaining shell scripts to automate routine tasks, including backup processes, system monitoring, and application deployment.
  • Configuring essential network services such as DNS (Bind), DHCP, VPN, and web servers including Apache and Nginx to ensure smooth system operations.
  • Building, managing, and deploying ERP Odoo applications using container technologies such as Docker to improve scalability and system efficiency.

Education

Academic background

Universitas Gadjah Mada

Universitas Gadjah Mada

🎓 2016 - 2019

Master's Degree of Information Technology

STMIK Amikom Yogyakarta

STMIK Amikom Yogyakarta

🎓 2011 - 2015

Bachelor's Degree of Computer Science