root@serhatesmer:~#
Serhat Esmer
System Engineer & Cloud Specialist
15+ years of experience in UNIX/Linux system administration and Cloud services
$ whoami
Determined, energetic and diligent professional with over 15+ years of experience in UNIX/Linux system administration and Cloud services seeking an opportunity to utilize my talents in a professional capacity, employing comprehensive knowledge and vast professional experience.
Specialized in designing secure and scalable infrastructures on cloud platforms like AWS and GCP, executing high-traffic platform migrations, and delivering enterprise-level system administration solutions.
$ cat /var/log/experience
[Oct 2021 - Present]
[Mar 2020 - Nov 2021]
System Engineer
Sözcü Gazetesi
Istanbul, Turkey
- Designed and implemented secure and scalable AWS VPC architectures using Network ACLs, security groups, and hybrid public/private subnets
- Provisioned and managed IAM users, groups, roles, disk quotas, and process monitoring across cloud environments
- Automated routine administrative tasks with custom UNIX shell scripts, improving operational efficiency
- Led optimization and enhancement of existing AWS and GCP infrastructures, focusing on security, scalability, and cost-efficiency
- Migrated high-traffic platforms (sozcu.com.tr, skor.sozcu.com.tr, korkusuz.com.tr) from AWS to Google Cloud Platform
- Transferred and synchronized multi-terabyte datasets from AWS S3 to Google Cloud Storage with minimal downtime
[Jun 2013 - Mar 2020]
Senior System Administrator
Comnet Türkiye
Istanbul, Turkey
- Led and contributed to numerous domestic and international IT projects over 7 years
- Designed technical architecture for commercial platforms: 444HOST.com, BulutSunucu.co, Comnet.co.uk, Proticaret.org
- Administered and maintained virtualization platforms: VMware vSphere, Proxmox, LXC/LXD, and Docker
- Oversaw enterprise network infrastructure, including Juniper routers and backbone switches
- Deployed and managed Asterisk-based IP Telephony systems
- Led disaster recovery planning, security hardening, and access control policy implementations
$ ls -la /skills
Cloud Platforms
- Amazon Web Services (AWS)
- Google Cloud Platform (GCP)
- Cloud Architecture Design
- VPC & Networking
Virtualization
- VMware vSphere
- Proxmox
- LXC/LXD
- Docker
Operating Systems
- UNIX/Linux Administration
- Windows Server
- Shell Scripting
- Automation
Networking
- Juniper Routers
- Network Security
- NGINX
- Asterisk IP Telephony
$ grep -r "contact"
You can reach me through the following channels:
Email: hi@serhatesmer.com
Phone: +90 533 960 6789
Location: Istanbul, Turkey
Company: DMESG Bilgi İletişim Teknolojileri