Dominik Mazgaj

👨‍💻 About Me

Computer Science student and Junior DevOps / Platform Engineer with hands-on experience supporting AWS and Kubernetes infrastructure in a 12-person Platform Team across 3 environments. Experienced in application delivery, infrastructure automation, observability, and platform operations using AWS, Kubernetes, Helm, Terraform, Argo CD, GitHub Actions, and Bash. Successfully automated deployment and configuration workflows, reducing environment setup time from 120 to 20 minutes.

💼 Technical Experience

Platform Team Intern

BSH Home Appliances • Warsaw, Poland

May 2026 – Present

Platform infrastructure supporting application deployment, configuration, monitoring, and event-driven communication within the Home Connect ecosystem.

Implemented 3 Argo CD application definitions and 2 Terraform modules across 3 environments, reducing deployment preparation time from 120 to 20 minutes through automated environment configuration.
Owned 4 Helm charts and Kubernetes deployment resources across 3 environments, supporting ~2 application releases per week through repeatable GitOps-based deployment workflows.
Monitored and maintained Prometheus, Grafana, and Datadog dashboards across 3 environments, supporting platform troubleshooting and incident investigation.
Managed and maintained ~50 Apache Kafka topics supporting event-driven communication across application components and platform services.
Authored operational documentation and Bash-based tooling used by 30 team members to standardize workflows.

🛠 Technical Skills

Programming & Scripting

Bash Shell Scripting Python SQL

Cloud Computing

AWS (EC2, EKS, S3) AWS IAM & VPC CloudWatch Route 53 & CloudFront Azure & GCP (Foundational)

Containerization & Orchestration

Kubernetes (Deployments, Services, Networking) Helm Docker

Infrastructure as Code

Terraform (Modules, AWS Provisioning) Ansible YAML

DevOps & CI/CD

Git GitHub GitHub Actions Jenkins Maven Argo CD CI/CD Pipelines

Monitoring & Observability

Prometheus Grafana Datadog

Systems & Networking

Linux (RHEL, CentOS, Ubuntu) TCP/IP DNS DHCP Nginx / Apache HTTP / HTTPS Windows Server

Messaging & Event Streaming

Apache Kafka

📂 Projects & Home Lab

Home Connect Platform Infrastructure

Enterprise platform infrastructure supporting GitOps-based application delivery, configuration management, observability, and event-driven communication across 3 environments in a 12-person Platform Team. Implemented Terraform-based infrastructure, AWS IAM controls, and integrated Prometheus, Grafana, and Datadog for centralized telemetry. Configured Kafka-based event communication.

🌐 Home Connect App →

Stack: AWS (EKS, IAM), Kubernetes, Helm, Terraform, Argo CD, GitHub Actions, Prometheus, Grafana, Datadog, Apache Kafka

Docker Engine Provisioning on AWS

Automated provisioning and configuration of multiple Linux nodes on AWS to eliminate manual setup. Provisioned EC2 instances using Terraform and automated Docker Engine installation using Ansible playbooks, reducing manual setup time by 90%.

🐙 GitHub Repository →

Stack: AWS EC2, Terraform, Ansible, Docker, Linux

Kubernetes Web Service Deployment

Deployed containerized web applications on a custom Kubernetes cluster on AWS. Configured workloads, services, Kubernetes NetworkPolicies, and AWS Security Groups as layered network isolation to restrict workload communication and external access.

🐙 GitHub Repository →

Stack: Kubernetes, Docker, AWS, NetworkPolicies

Serverless Static Web Hosting

Architected and deployed a portfolio using AWS S3 and CloudFront CDN with TLS/SSL. Implemented a serverless backend using AWS Lambda (Python) and Amazon SES to process contact form submissions asynchronously.

⚡ Live Form Below ↓

Stack: AWS (S3, CloudFront, Lambda, SES, Route 53), Python

🎓 Education & Certifications

B.Sc. in Computer Science

Management & Banking School, Cracow

Expected Feb 2028 | GPA: 4.44 / 5.00

Relevant coursework: Operating Systems, Computer Networks, Algorithms, Programming. Academic track: Red Hat Academy Linux Administration.

IT Technician Diploma

Józef Tischner School, Dobczyce

April 2024 • Graduated with Distinction

INF.02 Qualification: Administration of Network Operating Systems (Central Examination Board).

Certifications & Badges

Red Hat Academy, AWS & MongoDB

2026

🔹 Red Hat Academy: Linux Administration
🔹 AWS Cloud Practitioner Prep Training
🔹 MongoDB Schema Design Patterns & Document Model