System Administration: I have extensive experience working with Linux/Unix systems, including CentOS, Debian, Ubuntu, AlpineLinux, FreeBSD, as well as Windows Server. I have configured and maintained servers from various manufacturers such as HPE, DELL, IBM, Supermicro. Familiar with various hosting control panels: DirectAdmin, cPanel, Plesk, VestaCP/HestiaCP, CWP. Integration and Automation: I have deep knowledge of protocols on hosting servers: HTTP(S), DNS, FTP, SFTP, SSH, SMTP, IMAP. Developed and implemented integrations for optimizing and automating server infrastructure processes. Virtualization and Cloud Technologies: Significant experience with virtualization, including KVM (Proxmox, Libvirt), VirtualBox, OpenVZ, LXC, VMWare. Configured and managed virtual environments, aiming for maximum flexibility and efficiency. Networking Solutions: Proficient in maintaining networks on equipment from Juniper, Cisco, Mikrotik. Confidently configured VLANs and BGP, as well as controlled the operation of the network firewall to ensure security and stability. Telephony: I have experience working with SIP telephony systems, such as Asterisk, for setting up and supporting VoIP communication, ensuring reliability and quality of communication. Worked with FreePBX, including developing various integrations through its API. Programming and Scripting: Proficient in programming with PHP and JavaScript, successfully developed various modules and integrations for the WHMCS billing system. Familiar with Python and its use for task automation and script development to enhance work efficiency.

Linux System Admin & DevOps Engineer My name is Almiñana Dario I am a expert Linux Server Administrator & PHP, Python programmer having 15+ years experience and ready to work. -- You can see my general skills below -- * Optimization Google Pagespeed, Magento, Wordpress, Drupal, Joomla and other CMS(administration, configuration, audit, optimization, little codding); * OS’s: Debian, Ubuntu, CentOS, RedHat, CloudLinux, Gentoo, FreeBSD (administration, configuration, audit, optimization); * Software Configuration Management: Salt, Ansible; * Web servers: nginx, Apache, SSL, PHP, PHP-FPM, Ruby, NodeJS, Python for all servers mentioned above.(installation, configuration, optimization); * Database servers: MySQL, Postgresql, MariaDB, Percona, MongoDB (installation, configuration, optimization, profiling); * Mail servers: Exim, Postfix, Sendmail, Zimbra, Qmail, Dovecot + Spamassassin, ClamAV; * Webhosting Administration Panels: cPanel, Plesk, VestaCP, Proxmox, ISPManager, Billmanager, VMManager, ISPConfig, DirectAdmin, webmin; * Amazon: AWS setup or Amazon tools; * Virtualization: OpenVZ, XEN, KVM, VMWare, VirtualBox, Docker; * Load balancing via: HAproxy, Nginx, PowerDNS, BIND; * System Backup and Restore automation; * Network services: dns (bind, powerdns), vpn (mpd, pptpd, openvpn), firewalls (iptables, ipfw), file server (samba3/4), proxies (squid, 3proxy, privoxy, nginx), drbd, Ceph, GlusterFS, lsyncd; * Monitoring: Zabbix, Munin, Nagios, Icinga; * FTP: Vsftp, Pureftp, Proftp. * Providers I use: Vultr, DigitalOcean, Linode. Google cloud, Rackspace, GoDaddy, Hetzner, AWS (Amazon Web Services) such as: EC2, Elastic * * Beanstalk, ECS, Auto Scaling, ELB, RDS, VPC, S3, Cloudfront, CloudWatch, IAM, SNS, SES, SQS, Route53, etc. * Other services I am working with: Cloudflare, Namecheap, Godaddy, Docker, TravisCI, Ansible, CodeCov * Source Code Management Systems I prefer: Gitlab, Github, Bitbucket * Automation: Chef, Puppet, Ansible

I am an academic in the area of Venezuelan literature, an librarian and a computer technician with experience in server maintenance and content creation. I am always looking for a place to use my knowledge in technology or cultural promotion and improving new ideas and solutions.

Downtime is not an option. I help businesses bridge the gap between development and operations With over 15 years of experience in high-traffic data centers and complex web hosting environments, I ensure your infrastructure is secure, optimized, and 100% reliable. I specialize in the "heavy lifting" of server management—from seamless zero-downtime migrations to hardening Linux kernels and managing enterprise-grade virtualization. Whether you are running a single VPS or a massive Virtualization cluster, I provide the seasoned oversight needed to protect your data and performance. I don't just build servers; I write code that builds infrastructure. My expertise lies in designing scalable, self-healing cloud environments using AWS, Kubernetes, and Terraform. By implementing robust CI/CD pipelines and proactive monitoring, I reduce deployment anxiety and operational overhead for modern engineering teams. Technical Expertise: Hosting Platforms: Mastery of WHM/cPanel, Plesk, CWP, VirtualMin, Directadmin and CyberPanel. Linux Distributions: RHEL, AlmaLinux, CloudLinux, Ubuntu, and Debian. Virtualization: Vmware ESXi, XCP-Ng, Proxmox, KVM, SolusVM, Virtualizor Migrations: Expert in complex database and web file transfers with DNS cut-over management. Web Servers: High-performance tuning for Nginx, Apache, and LiteSpeed. Email System:- Zimbra, Carbonio, IredMail, Postfix and Email marketing High Availability and Load Balancing :- Nginx, HAProxy, SSL Management, and Load Balancing. Containerization: Docker, Kubernetes , Helm. Cloud & Containers: AWS (EKS/AKS), GCP, Azure, and Docker. Infrastructure as Code: Terraform and Ansible for reproducible environments. CI/CD Pipelines: Jenkins, Bamboo, GitHUB/BitBucket, Azure DevOps, and AWS CodePipeline. Observability: Full-stack monitoring with Prometheus, Grafana, Zabbix, GrayLog, Icinga and ELK.

Hello, I'm Baysal! I am an earthling who tries to keep up with changes. Software development is my hobby, my job and my curiosity. I develop hobby IoT projects with embedded system software in my time off work (all this takes my 75 hours a week). I do not hesitate to consult and research. I like to do brain hurricane 😉 and share what I know. I have developed projects in many different sectors using many different technologies. hakanbaysal.com github.com/hakanbaysal linkedin.com/in/hakanbaysal Python, RabbitMQ, Flask, Celery, Redis, RESTful Services, Kubernetes, Docker, Sentry, MongoDB, PostgreSQL, ElasticSearch, Kibana, Flower, ReactJS, AngularJS, SQL Server, IIS, Exchange Server, Windows Server, Splash, Pywb...

Full-stack developer focused on WordPress plugin/theme development and building web applications in the backend with PHP/Laravel and Node.js/Express/Koa. Client-side development using HTML/CSS/JS frameworks like Bootstrap and Tailwind, also working with javascript frameworks or libraries like jQuery, VueJS, or AlpineJS. Server-side web applications programming: SPAs, APIs, single scripts, cron scripts, etc. Extensive experience in project development from scratch. Frontend capabilities: - Javascript, AJAX, jQuery, VueJS, and AlpineJS. - Twitter Bootstrap, Tailwind, and flex/grid systems. - Responsive and adaptive interfaces for multiple devices using CSS media queries. - Photoshop converting pixel-perfect PSD designs to web interfaces (less frequently). - SVG modifications, exporting to other formats, or using raw base-64 data. Backend skills: - Design and management of relational databases such as MySQL or MariaDB. - Memcache and Redis as RAM-based cache systems. - REST API development using Swagger tools, JSON response documentation, etc. - Experience consuming APIs like Google Maps, Mailchimp, payment gateways, etc. - Ability to resume large code repositories (legacy code) for already started projects. - Email templating mechanisms, file attachments, PDF generation, etc. SysAdmin: - Apache and Nginx web servers management. - Installation of Virtual Private Servers (VPS) via vestaCP. - Experience with Linux command line through SSH as a sysadmin or sudo user. DevOps: - App containerization using Docker: Dockerfile, docker-compose, volumes, etc. - Docker image generation, pulling/pushing to image repositories. - Deployment of containers in production with zero downtime. Experience: - 25+ years creating software as a freelancer or working for other companies. - 10+ years managing high-traffic blog networks based on WordPress. - Creator of WP Link Status, a popular link checker WordPress plugin with thousands of downloads and active installs. I also developed the commercial version of this plugin for software marketplaces. Other: - Linux user, working with Ubuntu daily. - Demonstrated open-source contributions. - Continuous usage of GIT (and git-flow) and basic SVN use/knowledge. - Focused on problem-solving, not on technology per se.

Hi I'm Surinder Pal, Linux Server Administrator/DevOps professional with excellent knowledge in Cloud and Web-hosting. Hands-on experience in Cloud Computing (AWS, Azure, Google Cloud) and Data center management. Good experience in Linux server administration(Centos, Debian, Ubuntu) Expert in LAMP/LEMP, CI management and Deployments. Expert in PHP and Bash scripting. Server performance tuning and page speed optimization. Hands on experience in Managing Shared, Reseller, VPS and Dedicated Web-Hosting Knowledge and experience in handling DirectAdmin, Vesta and cPanel Expert in server migration Technical Skills: Operating Systems : Linux( Debian, CentOS, Ubuntu) , Windows2003/2008/2012 Server Web server : Apache, Nginx. IIS Networking : NFS, NIS, Telnet, FTP, DNS, DHCP Security : IPTABLES, CSF/LFD, APF, CXS , Mod Security, rkhunter, Windows Firewall Mail server : Sendmail, Exim, Postfix Database servers : MySQL , MariaDB, Percona DNS management: Registrar end and Hosting end DNS Server : Bind, TinyDNS, Route53 Mail Services: Postfix, Qmail, Exim, Sendmail Web hosting Control panels: WHM/cPanel, Webmin/Virtualmin, VestaCP, Ajenti, ISPconfig, DirectAdmin CMS: WordPress, Laravel Framework, OpenCart. Virtualization: Proxmox, KVM, VmWare Cloud hosting: Amazon AWS, Digital Ocean, Rackspace, Azure, Google Compute, Linode, Vultr Version control: Git Monitoring : Nagios, Grafana, Zabbix, Prometheus Volume Management : RAID, LVM VPN :OpenVPN, IPsec Load Balancer: HaProxy, Nginx ✏️ 100% JOB SUCCESS GUARANTEED ✏️ 100% CLIENT SATISFACTION GUARANTEE ✏️ 5 STAR REVIEWS ALL THE TIME ✏️ ASSURED PROFESSIONAL WORK ✏️ FANTASTIC WEEKEND SUPPORT ✏️ GOOD AVAILABILITY IN USA WORKING HOURS ✏️ TIGHT DEADLINES, YOU ARE ON THE RIGHT PROFILE ✏️ 07 DAYS FREE MAINTENANCE/SUPPORT AFTER COMPLETION OF ASSIGNMENT.

Hi... I'm Henry Kusdaryanto. I'm a Consulting Engineer * Proud of Thinkpad T430 and X230 user * Windows, Linux and Hackintosh user * Linux distros: CentOS, FC, RHEL, Debian, Ubuntu * Linux software: Iproute2, Iptables, LDAP, Apache, Lighttpd, Nginx, MySQL/MariaDB, Samba, DNS, FTP, SNMP, Cacti, Nagios, Postfix, Qmail, Exim, Dovecot (+Sieve), Webmail, Rspamd, ClamAV, Plesk, CPanel, git and more * Virtualization: Virtualbox, Proxmox, OpenVZ, Xen, VMWare * Networking: Routing (Static Routing, BGP, OSPF, EIGRP, RIP), VRF, Switching, Multicast, NAT, IPSec, IPv6, Security * Scripting: Shell, Python, PHP * Control Panel: VestaCP, Ajenti, Cpanel and more * Cloud Environment: AWS, GCP, Digital Ocean, Arubacloud and more * Hardware: Cisco, IBM, HP, Huawei, Mikrotik, Ubiquiti, Juniper and more Certifications: * MCP in Small Business Server * CCNA(Cisco Certified Network Associate) *Expired* * JNCIA(Juniper Network Certified Internet Associate) *Expired* * HCNA(Huawei Certified Network Associate) *Expired* Despite expired certificates, the concept and basic knowledge is still very strong Debug - Logs - Resources Utilization Monitoring - Fix - Monitoring - Solved cheers, Henry Kusdaryanto

❇️ 100% High-quality work ❇️ I offer comprehensive expertise in designing, implementing, and managing robust network infrastructures and automated DevOps pipelines. My skills ensure seamless operations, enhanced security, and optimized performance for your business needs. Below are my general skills: ❇️ DevOps: GitLab, GitHub, Azure DevOps. Project support, CI/CD ❇️ Optimization of Google Pagespeed, Magento, WordPress, ODOO, Mautic, Drupal, Joomla, Bitrix, Bitrix24, and other CMS ❇️ Operating Systems: Debian, Ubuntu, CentOS, Rocky Linux, AlmaLinux, RedHat, CloudLinux, Gentoo, FreeBSD (administration, configuration, audit, optimization) ❇️ Software Configuration Management: Salt, Ansible ❇️ Web servers: Nginx, Apache, LiteSpeed (installation, configuration, optimization) ❇️ Database servers: MySQL, PostgreSQL, MariaDB, Percona, MongoDB (installation, configuration, optimization, profiling, cluster creation) ❇️ Mail servers: Exim, Postfix, Sendmail, Zimbra, Qmail, Dovecot + Spamassassin, ClamAV ❇️ Webhosting Administration Panels: cPanel / WHM, Plesk, aaPanel, Proxmox, CyberPanel, VestaCP, HestiaCP, ISPManager, Billmanager, ISPConfig, DirectAdmin, Webmin ❇️ Amazon: AWS setup or Amazon tools ❇️ Virtualization: Proxmox, OpenVZ, XEN, KVM, VMWare, VirtualBox, Docker ❇️ Load balancing via: HAproxy, Nginx, Pingora, ProxySQL, PowerDNS, BIND, Route53, Alibaba Cloud DNS ❇️ System Backup and Restore automation ❇️ Network services: DNS (Bind, PowerDNS), VPN (MPD, PPTPD, OpenVPN), firewalls (iptables, ipfw), file server (samba3/4), proxies (Squid, 3proxy, Privoxy, Nginx), DRBD, Ceph, GlusterFS, lsyncd ❇️ Monitoring: Zabbix, Munin, Nagios, Icinga ❇️ FTP: Vsftp, Pureftp, Proftpd Let’s Connect: If you're looking for a reliable and experienced Senior Network Administrator and DevOps Specialist to optimize your network and streamline your development processes, let's discuss how I can add value to your team.

I am interested into Linux/Unix OS field & started learning & using it since 2005 I have experience in the following : Control Panels : WHM/cPanel, CWP, VestaCP, DirectAdmin, Webmin, Kloxo, & Plesk Operating Systems : AlmaLinux, CentOS, Red Hat, Ubuntu, Debian, SUSE, Knoppix STD, Kali, Oracle Solaris, & Microsoft Windows Server 2025 Web Servers : Apache, Nginx, LiteSpeed, Varnish, & IIS Databases : MySQL, MariaDB, MySQL Replication, MariaDB Galera Cluster, MongoDB, PostgreSQL, Redis, RabbitMQ, Kafka, & Microsoft SQL Server CMS Applications : vBulletin, Joomla, OpenCart, WordPress, Moodle, & Magento ERP : Odoo, & NextERP Scripting Tools : Bash, Awk/Sed, & Expect Programming Languages : Java (Basics), & Python Mail Servers : Exim, Postfix, Zimbra, & Dovecot Virtualization : KVM, OpenVZ, Xen, Proxmox, & LXC Containerization & Orchestration : Kubernetes, Docker, Containerd, OpenShift, & Portainer Monitoring Systems : Nagios, Zabbix, Cacti, Logwatch, Grafana, Prometheus, & Node Exporter Servers : Bind, SSH, SSL, Pure-FTPd, Vsftpd, Kickstart, NTP, & DHCP Authentication : LDAP, & Keycloak Firewall : Iptables, Firewalld, UFW, CSF, & OPNsense Clusters (Load Balancing & High Availability) : HAProxy, Pacemaker, Heartbeat, & Keepalived Sharing : NFS, GlusterFS, Samba, & iSCSI File Systems : XFS, ext3/ext4, RAID, LVM, & GFS Protocols : HTTP, TCP, UDP, IP, & ARP Routing : LAN, VLAN, & NAT Backup Tools : Rsync, Bacula, R1Soft, & Wasabi Security : OpenVPN, SELinux, Tcpdump, Netcat (nc), ModSecurity, & Site-to-Site VPN Anti-Virus / Anti-Malware : ClamAV, Maldet, ISPProtect, & ImunifyAV Version Control : Git, GitHub, & GitLab Infrastructure as Code (IaC) : Helm, Ansible, & Terraform Web Conferencing : BigBlueButton (BBB), Mconf, Apache OpenMeetings, Jitsi, & Matrix (Synapse) Cloud : DigitalOcean, AWS (Amazon Web Services), GCP (Google Cloud Platform), & Microsoft Azure CI/CD : Jenkins, GitLab Runner, & Argo CD Penetration Testing Tools : OpenVAS, Nikto, OWASP ZAP, & Metasploit Framework Blockchain : Hyperledger Fabric