Open to opportunities

Cáp Hữu Tú

Cáp Hữu Tú profile photo

DevOps / System Engineer (Student)

Systems and DevOps-oriented 3rd-year student with hands-on experience in networking, distributed systems, and cloud infrastructure. Experience building and deploying scalable environments using Docker, Kubernetes, and CI/CD pipelines, with a practical focus on Linux administration, monitoring, and system troubleshooting.

Ho Chi Minh City, Vietnam+84 345474746

Skills

Hands-on technologies and tooling

Cloud & DevOps
AWSGCPCloudflareGitHub ActionsDockerKubernetesTerraform (basic)Ansible
Systems Administration
Linux (Ubuntu/CentOS)Windows ServerDNSDHCPActive Directory (AD DS)Web Servers (Nginx, Apache)
Networking
Routing (Static, OSPF)VLANNATACLVPN (WireGuard)Network simulation (GNS3, VMware)
Monitoring & Security
PrometheusGrafanaLokiCIS BenchmarkZero TrustSSL/TLS Management
Programming
PythonBash/Shell ScriptingC#C++
Languages
English (IELTS 6.5)Vietnamese (Native)
Soft Skills
Problem-solvingProactive teamwork

Core Projects

4 infrastructure & DevOps projects

Healthcare Infrastructure Setup / DevSecOps

In Progress
Infrastructure Engineer (Project)Team Project03/2026 - Present

Designing and deploying a hybrid-cloud infrastructure for a digital healthcare platform, integrating DevSecOps practices and Zero Trust principles.

Responsibilities

  • Provisioning and configuring Kubernetes clusters on AWS
  • Implementing GitOps CI/CD pipelines using GitHub Actions
  • Configuring secure network architecture with VPN (WireGuard)
  • Integrating initial security scanning into the deployment workflow
  • Setting up monitoring stack (Prometheus, Grafana, Loki)

Architecture

User → Cloudflare → Ingress (AWS) → WireGuard VPN → Lab (Private Cloud) → K8s Cluster → Services → Database
AWSKubernetesDockerWireGuardGitHub ActionsPrometheus / GrafanaRabbitMQ
GitHubhealthcare.htsnov.comadmin.htsnov.com

CIS GKE Security Audit

In Progress
Security / System Engineer (Project)Team Project03/2026 - Present

Evaluating and improving the security posture of a GKE cluster based on CIS (Center for Internet Security) Benchmarks.

Responsibilities

  • Designing the auditing framework and evaluation criteria
  • Developing and integrating modular audit scripts
  • Validating security configurations to identify misconfigurations
  • Applying remediation steps to harden the cluster environment
GCPKubernetes (GKE)CIS BenchmarksShell Scripting
GitHub

Distributed Data Processing Infrastructure

System Administrator (Project)Team Project10/2025 - 11/2025

Provisioned and operated a distributed Apache Spark cluster on GCP to support large-scale data processing workloads.

Responsibilities

  • Provisioned cloud infrastructure and networking on GCP
  • Configured multi-node distributed Spark cluster
  • Monitored system resources and optimized cluster configurations
Impact

dataset size: 15gb, node: 3, processing time: around 12 minutes

GCPApache SparkLinux
GitHub

Network Performance Evaluation

Network / System Engineer (Project)Team Project10/2025 - 11/2025

Evaluated and benchmarked network performance across virtualized and containerized environments.

Responsibilities

  • Designed testing topologies using VMware and Docker/Kubernetes
  • Wrote python script to auto-measure throughput, latency, and packet loss using iperf3 and netem
  • Analyzed system logs and compared performance metrics
VMwareDockerKubernetesiperf3 / tc / netem
GitHub

Additional Projects

Broader scope of work and experiments

Edge-Cloud Network Architecture / LLM Offloading

03/2026 - Present

Building a multi-node edge-cloud topology using Docker to simulate real-world networking environments.

Focusing on simulating network constraints (latency, packet loss) to evaluate system stability.
DockerLinux tc/netemReinforcement Learning

CI/CD Pipeline for LLM Evaluation (EvalOps)

03/2026 - Present

Developing automation scripts for evaluating LLM performance testing pipelines.

PythonCI/CDLinux

Real-time LAN Application

09/2024 - 10/2024

Built a real-time communication app utilizing socket programming.

C#Socket Programming

Course Management Mobile App

09/2025 - 12/2025

Developed a mobile application with backend database integration.

JavaPostgreSQL

Smart Parking IoT System

03/2025 - 05/2025

Prototyped an IoT-based automated parking system.

C++ArduinoESP8266

Education & Lab Experience

Academic background and hands-on lab work

University of Information Technology, VNU-HCM

Computer Networks and Data Communications

GPA 3.35/4.0
Expected 2027

Relevant Coursework

Computer NetworksDistributed SystemsCloud ComputingNetwork SecurityOperating Systems

Lab & Self-taught Experience

  • AWS Academy Cloud Foundations
  • Deployed and administered personal web server and domain (portfolio.htsnov.com) including DNS and SSL management
  • Built and managed virtual lab environments using VMware
  • Configured enterprise network services (DNS, DHCP, AD DS)
  • Implemented firewall rules, ACLs, and VPN tunnels
  • Managed OpenStack resources and virtualized networking
  • Deployed and scaled Kubernetes clusters
  • Explored distributed architectures (Kafka, DFS)

Achievements

Competitions and recognition

1st Place in Cluster - NET Challenge 2025 (11/2025)

Contact

Let's connect

Emailcaphuutu2005@gmail.com
GitHubgithub.com/hutusnov
LinkedInlinkedin.com/in/tu-ch
Websiteportfolio.htsnov.com

Built with Next.js · Deployed on Cloudflare Pages · portfolio.htsnov.com