The technology
behind your infrastructure
From container orchestration to SecOps, from traditional IT to cloud-native applications – eXtreme Hosting masters the full technology spectrum.
Kubernetes
Enterprise-grade container orchestration for scalable, self-healing workloads – on-premise, hybrid or multi-cloud.
Cluster Management
Management of production-grade K8s clusters with multi-master HA setup, etcd backup and automated node provisioning via kubeadm or RKE2.
- Multi-master high availability
- Node auto-scaling (KEDA, HPA, VPA)
- Rolling updates & zero-downtime deployments
- Namespaces & RBAC isolation per team
Helm & GitOps
Declarative deployments via Helm charts and GitOps workflows with ArgoCD or FluxCD. Every change is traceable in git.
- Private Helm repository (ChartMuseum)
- ArgoCD / FluxCD synchronisation
- Secrets management (Sealed Secrets, Vault)
- Progressive delivery (Canary, Blue/Green)
Networking & Service Mesh
Advanced cluster networking with CNI plugins and optional service mesh for mTLS, traffic management and observability.
- Calico / Cilium CNI
- Istio / Linkerd service mesh
- Ingress controllers (Nginx, Traefik)
- Network policies & microsegmentation
Storage & Persistency
Stateful workloads run reliably thanks to dynamic volume provisioning and distributed storage solutions.
- Rook-Ceph distributed storage
- Longhorn block storage
- CSI drivers for NFS / iSCSI
- StatefulSets with PVC lifecycle management
Docker & Containers
From Dockerfile to production – we build, secure and manage your container ecosystem.
Image Engineering
Multi-stage builds for minimal image footprints, reproducible builds via BuildKit and automatic vulnerability scanning with Trivy or Snyk.
Private Registry
Self-hosted container registry (Harbor) with image signing (Cosign/Notary), vulnerability scanning and role-based access policies.
Docker Compose & Swarm
For smaller environments: optimised Compose stacks with health checks, restart policies and secret management via Docker Secrets.
Runtime Security
Container hardening via seccomp profiles, AppArmor, read-only filesystems, rootless containers and runtime monitoring with Falco.
Podman & OCI
Daemonless container runtime as a Docker alternative for environments with strict rootless requirements or systemd integration.
Build Pipelines
Automated image builds via CI/CD – from code commit to signed, tested container in your registry, fully auditable.
DevOps & CI/CD
Deliver faster with less risk – automated pipelines, Infrastructure as Code and a culture of continuous improvement.
CI/CD Pipelines
From code commit to production in minutes. We design and manage pipelines in GitLab CI, GitHub Actions, Jenkins or Azure DevOps.
- Automated testing (unit, integration, e2e)
- SAST / DAST security scanning in pipeline
- Dependency vulnerability checks
- Semantic versioning & changelog generation
- Multi-environment promotion (dev → staging → prod)
Infrastructure as Code
Your infrastructure as versioned code – reproducible, auditable and scalable. No more manual work, everything declarative.
- Terraform / OpenTofu for cloud & on-premise
- Ansible playbooks for configuration management
- Pulumi for programmatic IaC
- Terragrunt for DRY multi-environment setup
- State management (remote backends, locking)
GitOps
Git as single source of truth for both application and infrastructure changes. Automatic synchronisation, drift detection and rollback.
- ArgoCD application synchronisation
- FluxCD for multi-tenant environments
- Automated drift detection & remediation
- PR-based review workflows
- Audit trail via git history
Release Engineering
Controlled, risk-free releases with advanced deployment strategies and instant rollback capabilities.
- Blue/Green deployments
- Canary releases with traffic splitting
- Feature flags (LaunchDarkly, Flagsmith)
- Automated smoke tests post-deploy
- Incident-driven rollback automation
SecOps & Security
Proactive security at every level – from network to application, from identity management to incident response.
SIEM & Log Management
Centralised log aggregation and real-time correlation of security events with Wazuh, Graylog or the ELK stack. Alerts on suspicious patterns.
- Wazuh / Elastic SIEM
- Graylog SIEM integration
- Automated alert triage
- Compliance reporting (ISO 27001, NIS2)
Vulnerability Management
Continuous vulnerability scanning of your entire stack – servers, containers, applications and network devices – with automated CVE tracking.
- Nessus / OpenVAS scanning
- CVE database integration (own CVE database)
- Prioritisation by CVSS score
- Patch compliance reports
Identity & Access Management
Zero-trust access management with MFA, SSO and Privileged Access Management for all systems and services.
- Keycloak / Authentik SSO
- LDAP / Active Directory integration
- Privileged Access Management (PAM)
- JIT access & session recording
Incident Response
Structured incident response with playbooks, automated containment and forensic analysis – available 24/7 for critical incidents.
- Automated containment
- Forensic log analysis
- Post-incident root cause analysis
- Threat intelligence feeds
Network Security
Next-generation firewalls, IDS/IPS and encrypted traffic from edge to core with zero trust as the architectural principle.
- pfSense / OPNsense / FortiGate
- Suricata IDS/IPS
- WireGuard / IPSec VPN
- TLS 1.3 everywhere, certificate management
Compliance & Governance
Demonstrable compliance with NIS2, ISO 27001, GDPR and sector-specific standards via automated compliance checks.
- NIS2 compliance assessment
- ISO 27001 guidance
- GDPR data mapping
- Audit-ready reports
Cloud & Infrastructure
Own hardware in the eXtreme Datacenter as the foundation – complemented by hybrid cloud and multi-cloud capabilities.
Virtualisation
- VMware vSphere 8 / vCenter
- VMware HA & DRS (Distributed Resource Scheduler)
- vSAN for hyper-converged storage
- NSX-T for software-defined networking
- Proxmox VE as open-source alternative
- KVM / QEMU for bare-metal hypervisors
Storage
- Ceph distributed storage clusters
- Pure Storage / NetApp SAN
- NFS & SMB / CIFS shares
- Object storage (MinIO / S3-compatible)
- Automatic tiering (hot / warm / cold)
- End-to-end encryption at storage level
Networking
- BGP routing & multi-homing
- OSPF / IS-IS internal routing
- VLAN segmentation & 802.1Q trunking
- SD-WAN (Cisco Meraki / VeloCloud)
- MPLS & private WAN connections
- IPv4 & IPv6 dual-stack
Hybrid Cloud
- AWS, Azure, GCP integrations
- Private-to-public VPN tunnels
- Unified identity over on-premise + cloud
- Cost monitoring & FinOps
- Cloud-native backup to private storage
- Disaster recovery to public cloud
Application Infrastructure
The complete stack for modern applications – from web server to message broker, from API gateway to database cluster.
Web & Proxy
- Nginx (reverse proxy, TLS termination, caching)
- Apache HTTP Server
- Caddy (automatic HTTPS)
- HAProxy (Layer 4 & 7 load balancing)
- Varnish Cache for HTTP acceleration
- Cloudflare integration & WAF
Runtime & Frameworks
- PHP 8.x with PHP-FPM & OPcache
- Node.js & Deno
- Python (Django, FastAPI, Flask)
- Java / Spring Boot
- .NET / ASP.NET Core
- Go, Rust for performance-critical services
Databases
- MySQL / MariaDB (Galera cluster)
- PostgreSQL (Patroni HA, pgBouncer)
- MongoDB (replica sets, sharding)
- Redis (Sentinel, Cluster mode)
- Elasticsearch & OpenSearch
- ClickHouse for analytical workloads
Messaging & Streaming
- Apache Kafka (event streaming)
- RabbitMQ (AMQP message queuing)
- NATS for lightweight messaging
- Redis Pub/Sub & Streams
- Apache Pulsar
- Schema registry (Confluent/Karapace)
API & Microservices
- Kong / Traefik API Gateway
- GraphQL (Apollo, Hasura)
- gRPC & protobuf
- REST API design & versioning
- OpenAPI / Swagger documentation
- Rate limiting & quota management
CMS & E-commerce
- WordPress (managed, optimised)
- Magento / Adobe Commerce
- Drupal & Joomla
- Headless CMS (Strapi, Contentful)
- WooCommerce, PrestaShop
- Next.js / Nuxt.js static & SSR
Monitoring & Observability
Full visibility into your environment – metrics, logs, traces and alerts in real time.
Long-term metrics storage, custom dashboards per team and SLA-based alert rules.
Centralised log aggregation with full searchability, retention policies and compliance exports.
Distributed tracing for microservice architectures – trace latency bottlenecks down to request level.
External uptime monitoring, synthetic transactions and escalated alerting via on-call rotations.
Server & Workplace Management
Not everything needs to be cloud-native. We also manage classic server and workplace environments with modern tools and methods.
Windows Server
Active Directory, Group Policy, WSUS, Hyper-V, Windows Server 2019/2022 management, licence optimisation and migrations to Windows Server Core.
Linux Administration
Debian, Ubuntu, Rocky Linux, RHEL – management of production fleets via Ansible, automated patching and hardening in accordance with CIS benchmarks.
Email & Collaboration
Microsoft 365, Exchange on-premise, Postfix / Dovecot, anti-spam filtering (SpamAssassin, Rspamd), DKIM/DMARC/SPF configuration.
Patch Management
Automated patch cycles for servers, network devices and applications – with test windows, rollback options and reporting.
Hardware Lifecycle
Procurement, installation, warranty tracking and end-of-life planning. We manage your server estate from purchase to secure data destruction.
DNS & DHCP
Management of internal and external DNS zones (BIND9, PowerDNS), DHCP pools and PKI (internal CA for certificate issuance).
Backup & Disaster Recovery
Data loss is not an option. We guarantee recovery of your environment within agreed RTO/RPO objectives.
3 copies, 2 different media, 1 offsite – always guaranteed.
Recovery Point Objective to 15-minute precision for critical systems.
Recovery Time Objective of 4 hours for standard environments, 1 hour for premium.
All backups encrypted in transit and at rest – encryption keys held by the client.
Veeam Backup
VM-level backups with instant recovery, SureBackup verification and direct restore to production or sandbox environment.
Bacula / Bareos
Open-source backup for mixed environments – Linux, Windows, databases – with deduplication and remote tape emulation.
Database Backups
Logical and physical dumps of MySQL, PostgreSQL, MongoDB and MSSQL with point-in-time recovery via WAL archiving.
Replication & HA
Synchronous and asynchronous database replication, VM replication to secondary site and active-passive cluster failover.
Ready to optimise your technology?
Every environment is different. Let us analyse your current situation and put together a roadmap that fits your goals and budget.