ubuntu System Administrator Linux\UNIX bash VPN Mikrotik Zabbix DevOps engineer ansible Amazon AWS
Yevgeny

Yevgeny

Ukraine Plus

System & Network Administration · Software & Server Configuration

648 0
5.0
4 366
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My Skills and Experience I specialize in and work with various operating systems: Debian Ubuntu RHEL CentOS FreeBSD Windows I work with server hardware: IBM HP ProLiant Dell PowerEdge Supermicro I know how the following software should work: Web: Apache, Nginx, Lighttpd, OpenLiteSpeed Mail: Exim, Postfix, Dovecot FTP: ProFTPd, vsftpd, PureFTPd DNS: BIND, PowerDNS DHCP Gateway: NAT, traffic shaping Proxy: Squid Directory: LDAP AAA: FreeRADIUS VPN: IPsec-based, OpenVPN, PPTP, L2TP TFTP NTP Syslog TLS/SSL SNMP Virtualization: KVM, Xen, VMware ESX, OpenVZ, Proxmox Backup and Restore: RSYNC…
Settings of nginx
11 USD
1 731
Settings of nginx
Linux & Unix
Set the nginx web server under the key. Writing individual rewrites and others.
Ihor

Ihor

Ukraine Plus

Linux & Unix · Software & Server Configuration

876 0
5.0
3 188
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Roman

Roman

Ukraine

Linux & Unix · System & Network Administration

15 0
500
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Writing the service for systemd
30 USD
386
Writing the service for systemd
Linux & Unix
Writing systemd service for automatic scripts in Python.
Analysis of the network and detection of DDos attacks.
40 USD
479
Analysis of the network and detection of DDos attacks.
Linux & Unix
Analysis of the network and detection of a small DDos attack without additional services.
Nginx configuration for the CDN project
80 USD
395
Nginx configuration for the CDN project
Linux & Unix
NGINX configuration for the CDN project with channel load distribution and outgoing traffic of more than 300 TB per month.
Optimization of MySQL
30 USD
234
Optimization of MySQL
Linux & Unix
MySQL database optimization to increase the speed of the website.
Serhii Kravchenko

Serhii Kravchenko

Ukraine

Linux & Unix · System & Network Administration

0 0
187
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Senior Infrastructure Engineer / System Administrator (10+ Years of Experience)I design, deploy, and maintain server environments and network infrastructure. I take full ownership of the technical stack: from basic VPS configuration to building secure VPN tunnels and automating daily operations. I work autonomously without the need for micromanagement.Core Competencies:• OS & Servers: Linux (Debian, Ubuntu, CentOS), Windows Server. • Virtualization: Proxmox VE, KVM, Docker. • Networking & Security: Routing (BGP, OSPF), VPN (WireGuard, OpenVPN, IPsec), MikroTik, Firewalls (iptables), DDoS…
Vadim Klimat

Vadim Klimat

Ukraine

Linux & Unix · Windows

0 0
106
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With more than 10 years of experience in system engineering, I have focused on DevOps, Linux, and related fields, including automation, scripting, and software development, over the last five years. DevOps 3 years: Setting up the CI process from scratch, setting up a Kubernetes cluster for development and staging environment, configuring the environment for monitoring, creating Helm charts for deploying the environment, implementing the production environment, setting up backups of critical data, and the database. Tools & Technologies: - Kubernetes: Creating and maintaining a cluster based on…