Senior DevOps/SRE | 5y Exp | Cloud Migration & Security Compliance | Azure & AWS
Aktualisiert am 18.05.2026
Profil
Freiberufler / Selbstständiger
Remote-Arbeit
Verfügbar ab: 01.06.2026
Verfügbar zu: 100%
davon vor Ort: 10%
DevOps Engineer
CI/CD
Kubernetes
Azure
Azure Devops
Terraform
Bamboo
GitHub
Docker
Splunk
SonarQube
Java
JavaScript
Spring Boot
Angular
React
Slovak Native
proficiency
Czech Full
professional proficiency
English
Full professional proficiency
German
Limited working proficiency

Einsatzorte

Einsatzorte

Deutschland, Schweiz, Österreich
möglich

Projekte

Projekte

8 months
2025-09 - now

Intelligent Risk Identification System (IRIS)

DevOps Engineer AWS Terraform GitHub ...
DevOps Engineer
? Challenge: Build secure, compliant infrastructure from zero.
? Action: Created Terraform-based IaC on AWS, implemented GitOps for serverless &
containerized workloads, enforced RBAC/IAM policies.
? Outcome: Enabled fast, error-proof deployments with full compliance, improving
operational efficiency and audit readiness.
Intelligence Platform
AWS Terraform GitHub Step functions Lambda ECS IAM
Institute for Gambling Regulation
1 year 1 month
2024-08 - 2025-08

Digitalization - MIKE Platform

Site Reliability Engineer Azure Terraform Kubernetes ...
Site Reliability Engineer
? Challenge: Needed to migrate on-premises systems to Azure without disrupting
services.
? Action: Built Terraform-based scalable infrastructure, implemented monitoring, and
coordinated issue resolution with service desk.
? Outcome: Migration completed with minimal d
Azure Terraform Kubernetes Splunk SonarQube
Rail Cargo Group
Vienna
3 years
2021-08 - 2024-07

Optimization of DevOps-Processes at ÖBB

DevOps Engineer Java Docker CI/CD ...
DevOps Engineer
? Challenge: Multiple development teams needed faster, more reliable CI/CD
pipelines and stable infrastructure across on-premises clusters.
? Action: Enhanced standardized CI/CD pipelines to improve automation and delivery
speed; supported migration of non-prod and prod clusters and GitOps repositories;
provided debugging support for application crashes and cluster incidents.
? Outcome: Accelerated deployment processes, minimized downtime, and improved
developer productivity; strengthened infra
Java Docker CI/CD GitOps ArgoCD SLSA Service Desk Kubernetes
Vienna
1 year 11 months
2019-10 - 2021-08

Microfrontend architecture for MIKE Platform

Senior Frontend Engineer React Redux Keycloak ...
Senior Frontend Engineer
  • As a software engineer at Cargo1492, I contributed to multiple teams developing microfrontend architecture for MIKE service platform. 
  • I honed my skills in working with TypeScript, Redux, and React-hooks, while also learning to adapt quickly to new business domains and codebases. 
  • Through this experience, I developed strong communication skills working with designers and testers.
React Redux Keycloak D3 Library Material UI TypeScript
Rail Cargo Group
Vienna
8 months
2019-02 - 2019-09

B2B Web Administrative Tool

Senior Frontend Engineer Angular Bootstrap PrimeNG ...
Senior Frontend Engineer
  • As a member of a cross-functional team, I contributed to delivering Hollu, an administrative tool for a cleaning company, where clients can plan, configure, and visualize scenarios for cleaning articles like hotel rooms and machines. 
  • Through this experience, I developed strong communication skills, learned to adapt quickly to new requests and understand the underlying reasons, and delivered high-quality solutions in a swift manner.
Angular Bootstrap PrimeNG NgRX Typescript
Hollu
Vienna
5 years 1 month
2014-01 - 2019-01

Various projects

Java-Angular Full Stack Engineer Java Spring Angular
Java-Angular Full Stack Engineer
  • As a student, I gained hands-on technical experience through various projects, connecting academic knowledge with professional experiences and applying it directly in the field. 
  • Through this process, I developed essential skills such as teamwork, problem-solving, and responsibility, taking on complex tasks like migrations and implementing validation logic between frontend and backend systems. 
  • I definitely learnt to ask for help and work with a team spirit in my heart.
Java Spring Angular
Objectify s.r.o., Softec s.r.o.
Bratislava

Aus- und Weiterbildung

Aus- und Weiterbildung

1 month
2024-10 - 2024-10

(CKA) Training Certification

Certified Kubernetes Administrator, Linux Foundation
Certified Kubernetes Administrator
Linux Foundation
1 year 10 months
2016-09 - 2018-06

Intelligent software systems

Master?s degree, Slovak university oftechnology - Faculty of informatics and information technologies
Master?s degree
Slovak university oftechnology - Faculty of informatics and information technologies
3 years 10 months
2012-09 - 2016-06

Informatics

Bachelor?s degree, Slovak university of technology - Faculty of informatics and information technologies
Bachelor?s degree
Slovak university of technology - Faculty of informatics and information technologies

Position

Position

  • Freelance DevOps Engineer
  • Site Reliability Engineer
  • Automation worker
  • Enabler
  • Architect solutionist
  • Refactor enthusiast

Kompetenzen

Kompetenzen

Top-Skills

DevOps Engineer CI/CD Kubernetes Azure Azure Devops Terraform Bamboo GitHub Docker Splunk SonarQube Java JavaScript Spring Boot Angular React

Produkte / Standards / Erfahrungen / Methoden

DevOps & CI/CD
Fortgeschritten
Cloud-Infrastructure
Fortgeschritten
Monitoring & Incident Management
Fortgeschritten
Full-Stack-Development
Fortgeschritten
Kubernetes & Container Platform
Fortgeschritten

DevOps & Platform Engineering
  • Terraform · Infrastructure as Code (IaC) · Terraform Modules
  • Remote State Management· Cloud Provisioning · Automated Infrastructure Deployment


Cloud-Infrastructure

  • AWS · ECS · Lambda · Step Functions · IAM · VPC · CloudWatch
  • Azure · AKS · Azure DevOps · Azure Monitor · Log Analytics · VNET · NSG · Azure IAM


CI/CD & GitOps

  • CI/CD Pipelines · GitHub Actions · Azure DevOps Pipelines · Bamboo · Pipeline Optimization · Automated Testing
  • Artifact Management· Deployment Automation · Release Management
  • GitOps Infrastructure · Container registries · Artifactory · AWS ECR · Azure ACR


Kubernetes & Container Platform

  • Kubernetes Production Clusters · On Premises · AWS ECS · Azure AKS · Multi-Cluster Env · Zero-Downtime Deployments
  • Docker · Helm · Kustomize · ArgoCD · Container Orchestration · Cluster Lifecycle Management· RBAC · Ingress Controllers


Monitoring

  • Observability · Monitoring & Alerting · Prometheus · Grafana · Splunk · ELK Stack · Log Analytics
  • Incident Management· Root Cause Analysis · Post Mortems · SRE Practices


Security & Compliance

  • Shift-Left Security · SBOM Generation · Image Signing · SAST / DAST · SonarQube · Vulnerability Scanning
  • RBAC · Least privilege access · Network isolation principles · Secrets Management
  • Compliance-Driven Environments · Enterprise Security Standards · Regulated Environments · High-Security Projects


Backend & Frontend

  • Java · Spring Boot· SQL · REST APIs · Microservices Architecture
  • React · Angular · Typescript· Material Design

Programmiersprachen

CI/CD
Experte
GitOps
Experte
Java
Fortgeschritten
Kubernetes
Fortgeschritten
Azure
Fortgeschritten
AWS
Basics
Terraform
Fortgeschritten
Typescript - React, Angular
Fortgeschritten

Einsatzorte

Einsatzorte

Deutschland, Schweiz, Österreich
möglich

Projekte

Projekte

8 months
2025-09 - now

Intelligent Risk Identification System (IRIS)

DevOps Engineer AWS Terraform GitHub ...
DevOps Engineer
? Challenge: Build secure, compliant infrastructure from zero.
? Action: Created Terraform-based IaC on AWS, implemented GitOps for serverless &
containerized workloads, enforced RBAC/IAM policies.
? Outcome: Enabled fast, error-proof deployments with full compliance, improving
operational efficiency and audit readiness.
Intelligence Platform
AWS Terraform GitHub Step functions Lambda ECS IAM
Institute for Gambling Regulation
1 year 1 month
2024-08 - 2025-08

Digitalization - MIKE Platform

Site Reliability Engineer Azure Terraform Kubernetes ...
Site Reliability Engineer
? Challenge: Needed to migrate on-premises systems to Azure without disrupting
services.
? Action: Built Terraform-based scalable infrastructure, implemented monitoring, and
coordinated issue resolution with service desk.
? Outcome: Migration completed with minimal d
Azure Terraform Kubernetes Splunk SonarQube
Rail Cargo Group
Vienna
3 years
2021-08 - 2024-07

Optimization of DevOps-Processes at ÖBB

DevOps Engineer Java Docker CI/CD ...
DevOps Engineer
? Challenge: Multiple development teams needed faster, more reliable CI/CD
pipelines and stable infrastructure across on-premises clusters.
? Action: Enhanced standardized CI/CD pipelines to improve automation and delivery
speed; supported migration of non-prod and prod clusters and GitOps repositories;
provided debugging support for application crashes and cluster incidents.
? Outcome: Accelerated deployment processes, minimized downtime, and improved
developer productivity; strengthened infra
Java Docker CI/CD GitOps ArgoCD SLSA Service Desk Kubernetes
Vienna
1 year 11 months
2019-10 - 2021-08

Microfrontend architecture for MIKE Platform

Senior Frontend Engineer React Redux Keycloak ...
Senior Frontend Engineer
  • As a software engineer at Cargo1492, I contributed to multiple teams developing microfrontend architecture for MIKE service platform. 
  • I honed my skills in working with TypeScript, Redux, and React-hooks, while also learning to adapt quickly to new business domains and codebases. 
  • Through this experience, I developed strong communication skills working with designers and testers.
React Redux Keycloak D3 Library Material UI TypeScript
Rail Cargo Group
Vienna
8 months
2019-02 - 2019-09

B2B Web Administrative Tool

Senior Frontend Engineer Angular Bootstrap PrimeNG ...
Senior Frontend Engineer
  • As a member of a cross-functional team, I contributed to delivering Hollu, an administrative tool for a cleaning company, where clients can plan, configure, and visualize scenarios for cleaning articles like hotel rooms and machines. 
  • Through this experience, I developed strong communication skills, learned to adapt quickly to new requests and understand the underlying reasons, and delivered high-quality solutions in a swift manner.
Angular Bootstrap PrimeNG NgRX Typescript
Hollu
Vienna
5 years 1 month
2014-01 - 2019-01

Various projects

Java-Angular Full Stack Engineer Java Spring Angular
Java-Angular Full Stack Engineer
  • As a student, I gained hands-on technical experience through various projects, connecting academic knowledge with professional experiences and applying it directly in the field. 
  • Through this process, I developed essential skills such as teamwork, problem-solving, and responsibility, taking on complex tasks like migrations and implementing validation logic between frontend and backend systems. 
  • I definitely learnt to ask for help and work with a team spirit in my heart.
Java Spring Angular
Objectify s.r.o., Softec s.r.o.
Bratislava

Aus- und Weiterbildung

Aus- und Weiterbildung

1 month
2024-10 - 2024-10

(CKA) Training Certification

Certified Kubernetes Administrator, Linux Foundation
Certified Kubernetes Administrator
Linux Foundation
1 year 10 months
2016-09 - 2018-06

Intelligent software systems

Master?s degree, Slovak university oftechnology - Faculty of informatics and information technologies
Master?s degree
Slovak university oftechnology - Faculty of informatics and information technologies
3 years 10 months
2012-09 - 2016-06

Informatics

Bachelor?s degree, Slovak university of technology - Faculty of informatics and information technologies
Bachelor?s degree
Slovak university of technology - Faculty of informatics and information technologies

Position

Position

  • Freelance DevOps Engineer
  • Site Reliability Engineer
  • Automation worker
  • Enabler
  • Architect solutionist
  • Refactor enthusiast

Kompetenzen

Kompetenzen

Top-Skills

DevOps Engineer CI/CD Kubernetes Azure Azure Devops Terraform Bamboo GitHub Docker Splunk SonarQube Java JavaScript Spring Boot Angular React

Produkte / Standards / Erfahrungen / Methoden

DevOps & CI/CD
Fortgeschritten
Cloud-Infrastructure
Fortgeschritten
Monitoring & Incident Management
Fortgeschritten
Full-Stack-Development
Fortgeschritten
Kubernetes & Container Platform
Fortgeschritten

DevOps & Platform Engineering
  • Terraform · Infrastructure as Code (IaC) · Terraform Modules
  • Remote State Management· Cloud Provisioning · Automated Infrastructure Deployment


Cloud-Infrastructure

  • AWS · ECS · Lambda · Step Functions · IAM · VPC · CloudWatch
  • Azure · AKS · Azure DevOps · Azure Monitor · Log Analytics · VNET · NSG · Azure IAM


CI/CD & GitOps

  • CI/CD Pipelines · GitHub Actions · Azure DevOps Pipelines · Bamboo · Pipeline Optimization · Automated Testing
  • Artifact Management· Deployment Automation · Release Management
  • GitOps Infrastructure · Container registries · Artifactory · AWS ECR · Azure ACR


Kubernetes & Container Platform

  • Kubernetes Production Clusters · On Premises · AWS ECS · Azure AKS · Multi-Cluster Env · Zero-Downtime Deployments
  • Docker · Helm · Kustomize · ArgoCD · Container Orchestration · Cluster Lifecycle Management· RBAC · Ingress Controllers


Monitoring

  • Observability · Monitoring & Alerting · Prometheus · Grafana · Splunk · ELK Stack · Log Analytics
  • Incident Management· Root Cause Analysis · Post Mortems · SRE Practices


Security & Compliance

  • Shift-Left Security · SBOM Generation · Image Signing · SAST / DAST · SonarQube · Vulnerability Scanning
  • RBAC · Least privilege access · Network isolation principles · Secrets Management
  • Compliance-Driven Environments · Enterprise Security Standards · Regulated Environments · High-Security Projects


Backend & Frontend

  • Java · Spring Boot· SQL · REST APIs · Microservices Architecture
  • React · Angular · Typescript· Material Design

Programmiersprachen

CI/CD
Experte
GitOps
Experte
Java
Fortgeschritten
Kubernetes
Fortgeschritten
Azure
Fortgeschritten
AWS
Basics
Terraform
Fortgeschritten
Typescript - React, Angular
Fortgeschritten

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