Experience

“What I’m doing right now?”

🖥 Where I’ve Worked

🧑‍💻 DevOps Engineer @ChoTot / July 2022 - Present - VietNam

• Migrating staging from on-premise to on-cloud of GCP included databases, storage engine, observability with cost minimum budget.
• Responsible for upgrading Kubernetes cluster and running GKE Spot for cost reduction.
• Handle CI/CD pipelines using Github Action, Travis, and Backstage, resulting in improved deployment efficiency and reduced downtime.
• Experience ewith server-side technologies such as Nginx, cloud-native like Kong API Gateway.
• Utilizing Terraform for infrastructure as code on GCP.
• Hands-on experience with databases including MySQL, MongoDB(Atlas), Redis, PostgreSQL, ScyllaDB.
• Implementing ZeroTrust(Cloudflare) to replace VPN for internal infrastructure connectivity.
• Scripting/programming languages: Bash, Python.

The technologies using: GKE, Terraform, Vault, Cloudflare, Redis, Postgresql, VictoriaMetrics, Prometheus, Grafana, KafKa, Helm.

🧑‍💻 DevOps Engineer @Spores Network / Oct 2021 - July 2022 - VietNam

• Handle and deploy applications to Development, Testnet, and Mainnet environments.
• Setting up and building CI/CD pipelines using Github Action, CodeCommit.
• Implementing GitOps continuous delivery flows with ArgoCD.
• Utilizing Terraform for infrastructure as code on AWS.
• Using Graph Node indexes data from blockchains such as Ethereum, BSC, Polygon.

The technologies using: AWS, EKS, CloudFlare, Redis, Postgresql, Loki, Prometheus, Grafana, Istio.

🧑‍💻 System Engineer @FireGroup / May 2020 - Oct 2021 - VietNam

• Assisting development teams with automation and recommending technologies.
• Setting up CI/CD pipelines with Jenkins, Github Action, GitLab CI.
• Creating Helm Charts for GitOps deployment on Kubernetes using flux2.
• Utilizing Terraform for infrastructure as code on AWS (Staging, UAT, Production).
• Hands-on experience with databases (MySQL, MongoDB, Redis, PostgreSQL) and AWS services.
• Experience with server-side technologies such as Nginx, cloud-native like Nginx Ingress, Kong Ingress
• Networking experience with DHCP, TCP, telnet, ngrep, grep.
• Working with cloud monitoring, logging, and alerting solutions (EFK stack, Prometheus & Grafana, AWS CloudWatch).

The technologies using: Jenkins, Github Action, GitLab CI, Helm, AWS (EC2, VPC, MSK, Route53, S3, EKS), Nginx, Kong Ingress.