About Me
I have 3 years AWS experience and Amazon AWS Certified Solution Architect &
AWS Certified Developer - Associate certificates.
I manage AWS, Azure, Google Cloud Platform, and Digital Ocean for many clients.
I have Kubernetes, Openshift, Docker, helm,docker-compose experiences
I have LPI-1 Linux Certification and 20 years Linux experience have written books on Linux, FreeBSD, qmail, Security in Turkish
My Motto: Leave no stone unturned to fix issues.
My philosophy: Solve problems in the source. The workaround is papering over the cracks.
I know how to configure SMTP Servers, DNS, RDNS, SPF, DKIM
Specialties:
Linux/UNIX: Red Hat, CentOS, Debian, Ubuntu, Alpine, FreeBSD, OpenBSD
Cloud infra: AWS, Azure, Google Cloud Platform(GCP), Digital Ocean, Linode, Vultr
AWS: EC2, RDS, Load Balancer, CodeDeploy, CodeCommit, IAM, VPC, ELB, Fargate, ECS, EKS Elastic Beanstalk, SSM, Cloudfront, S3
Devops: Git, Github, Gitlab, CI/CD Github Actions, Docker build, Cloudformation,Docker-compose, terraform
Email: Postfix,qmail, Zimbra, MailerQ, sendmail,exim4, ClamAV, Postal, SpamAssassin, Amavis, Dovecot, iredmail, Roundcube, Mailgun, Sendgrid, Acelle, Mailwizz, Sparkpost,sendy, Send13, PTR, SPF, DKIM, DMARC
Security: AWS Security, Linux Security and Hardening, Email Security, Gophish, Pfsense, ufw
Networking: OpenVPN, Strongswan, Site-to-Site VPN
Web servers: Apache, Nginx, LAMP, SSL, PHP, Let's Encrypt,certbot, Traefik
Database/NoSQL: MySQL,PostgreSQL, MongoDB, ElasticSearch
File servers: AWS EFS, NFS, Samba
DNS: Bind,djbdns, CloudFlare, Route 53 - Fix common DNS issues and managing DNS records
Scripting: Shell Script, Perl, Python
Monitoring: Prometheus, Grafana Nagios, MRTG, Icinga, Datadog, Zabbix, TimescaleDB
CalDAV & CardDAV Servers, owncloud,cloudron,Filerun