$ duy_

$ ls -la projects/

Projects

Three builds where the interesting work was the infrastructure: how the thing gets built, how it gets deployed, and how you find out when it breaks.

K8sSecDaP

Sept 2025 — Apr 2026
Bare-metal Kubernetes platform with an SLSA L3 supply chain and eBPF port-scan detection. Solo — graduation thesis Kubernetes (kubeadm)AnsibleCalicoMetalLBTailscaleArgo CDTektonCosignKyvernoKanikoHarborHelmfilecert-managerSealed SecretsPrometheusGrafanaLokieBPF (libbpf / CO-RE)GoC++17

Coffee E-Commerce Platform

July 2025 — Sept 2025
Polyglot commerce stack — Angular storefront, Spring Boot core, .NET services and a WinForms back office — behind one Traefik edge. Team of 2 — infrastructure, delivery and deployment AngularJava Spring BootASP.NET Core.NET WinFormsSQL ServerRedisDocker ComposeTraefikCloudflare TunnelGitHub ActionsPrometheusGrafanaAlertmanagerAWS S3AWS CloudFront

IoT Accident Monitoring

Apr 2025 — July 2025
ESP8266 telemetry to MQTT to InfluxDB, with Grafana alerting for near-instant incident response. Team of 2 — backend and infrastructure ESP8266MPU6050GPS L80ASP.NET 8MQTT (Mosquitto)InfluxDBRedisGrafanaTraefikBind9OpenRouteServiceDocker ComposeSQL Server