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IT Freelance Services

Freelance services you can hire for your company, grouped into strategic blocks.

Cloud & DevOps

  • Cloud Architecture & FinOps: Review of AWS, GCP and Oracle Cloud architectures based on AWS Well-Architected Framework.
  • Cost optimization (FinOps) — lifecycle policies, rightsizing, cold storage.
  • Workload migration to cloud with redundancy (<15 min RTO/RPO proven).
  • Infrastructure Automation: IaC (Terraform, Ansible, GitOps), CI/CD pipelines (GitHub Actions, GitLab CI, ArgoCD).

Kubernetes & Containers

  • Deploy, troubleshooting and security of Kubernetes clusters.
  • Container security: distroless/chainguard image builds, signing (Cosign), SBOM and supply-chain security.
  • GitOps, bare-metal/virtualization provisioning (VMware, Proxmox, Hyper-V, KVM).

SRE & Security

  • Monitoring and observability stacks (Prometheus, Grafana, Datadog, Zabbix, OpenTelemetry).
  • Implementation of SLIs/SLOs, runbooks and Chaos Engineering.
  • Hardening of Linux, Kubernetes and VMware environments.
  • WAF and Zero Trust (Cloudflare, NGINX, Envoy, Fortinet).
  • Compliance with ISO 27001 / GDPR.
  • Backup & Disaster Recovery: multi-cloud strategies, Veeam, rsync, ZFS snapshots.

Networks & Infra

  • Network design and troubleshooting (BGP, OSPF, VLANs, SD-WAN, IPSec VPN).
  • Advanced diagnostics with tcpdump, Wireshark, nmap, mtr.
  • Configuration and administration of FortiGate clusters, pfSense and Cisco Nexus.