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fhrddn

Fahreddin E.

@fhrddn

DevOps and Systems Administrator for servers and email deliverability

Allemagne
Allemand, Anglais, Turc
Certaines informations sont présentées en anglais.
À propos de moi
In IT since 2010, freelancing since 2018, running client infrastructure through my own company Line Markt LLC since 2022. I keep small production systems running for founders and small companies without an ops person. Day to day: Linux and Windows servers, Proxmox, Docker and Coolify, firewalls and VPNs, monitoring that alerts before the customer calls, and backups I have personally restored to verify. I also fix SPF, DKIM, DMARC and MTA-STS so your mail reaches the inbox. I measure before I change anything and verify after. If something is outside what I can deliver, I say so.... Plus d’infos

Compétences

f
fhrddn
Fahreddin E.
hors ligne • 

Voir mes services

Gestion des e-mails
I will fix your email deliverability with spf dkim and dmarc
Conteneurisation DevOps
I will migrate your app from vercel or heroku to hetzner and cut your bill

Portfolio

Expérience professionnelle

Infrastructure and Security Engineer

Line Markt LLC • Indépendant

Mar 2022 - Present4 yrs 6 mos

I run the infrastructure for four business customers on my own Proxmox cluster: two hosts, 15 virtual machines and 7 LXC containers, mixing Windows Server, Windows 11 and Debian. Active Directory with least privilege rights, network segmentation with a separate firewall ruleset per customer, MFA on every remote access. SIEM with Wazuh for log collection, file integrity monitoring and PowerShell auditing. Backups in three copies with a monthly automated restore test including boot verification: measured 12 GB restored in 2 minutes 19 seconds. Monitoring with Grafana, Loki and Prometheus, alerting over two independent channels. Over 100 of my own scripts for maintenance, monitoring and self healing. I measure first and verify after. A backup that has never been restored is not a backup, and an alert nobody receives is not monitoring.