Hire the Best Virtual Machine Specialists
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• Expert linux server administrator and DevOps • Apache2 webserver configuration (vhosts, proxy,load balancing) • NGINX webserver configuration from scratch (load balancer, proxy) • Docker containers, debugging, configuring compose files, docker swarm. • Qemu-KVM, Proxmox virtualization, LXC containers. • SFTP configuration for FTP access. • IPtables for blocking traffic in or out. • Issuing and implementation of SSL certificates in Nginx/Apache2. • HTTPS implementation, redirection from Non-SSL to SSL. • Expert skills in configuring/installing Zabbix monitoring. • Installing Zabbix agents, alerting, triggers, log monitoring, graphs. • Implementation of Maxmind GeoIP2 modules Apache/NGINX. • Configuring GeoIP based country blocks, redirections based of client IP's. • Ansible server orchestration. Configuring playbooks. • AWS, Digitalocean, Linode, Azure. • VPN implementation(OpenVPN,wireguard) • Proxy installation/setup • Cloudflare CDN implementation • MySQL, Redis, MongoDB installation/configuration. • Linux server file backups, mysql backups. • Linux shell scripting

Linux user since 2001, working System Admin experience since 2008. DevOps Engineering since 2014, but used DevOps and SRE practices before I knew the words DevOps and SRE. Used Software Engineering skills in Linux administration (writing repeatable scripts ) since I started using Linux. Some of my skills and tech I have long experience with: - Linux , CentOS and RHEL, Debian, Ubuntu. Fedora. FreeBSD, Solaris, CoreOS, OpenWRT, IBM AIX, Oracle Solaris, Mikrotik, Terraform, Ansible, GitLab, git, Github, Jenkins, Vagrant, Packer, LXC, LXD, CRI-O, Podman. Docker Swarm Docker Compose, Kubernetes kubespray, kops, kubeadm kubeinit, OpenShift, Knative, Nomad, KubeVirt, AWS, Google Cloud Platform, DigitalOcean, Rackspace, IBM Cloud, Linode, ManageIQ (CloudForms), KVM, Xen, VirtualBox, VMware, oVirt, libvirt, bhyve, Proxmox, Solaris Zones, RH Satellite (Foreman + Katello), MaaS, Juju, Kickstart, Ceph, Gluster. Stratis. OwnCloud. Bash, Python, Ruby, Java, C, Go, Rust, Groovy, Graylog, Prometheus, Nagios, Graphite, Kibana, Fluentd, fluentbit, Icinga, Zabbix, Elasticsearch, Logstash, MySQL, PostgreSQL, MariaDB, Cassandra, CouchDB, Etcd, OpenVPN, pptpd, WireGuard, Istio, nginx, apache gttpd, Tomcat, Jboss, Asterisk, WebRTC Worked with AI companies many years.

Hello there my name is Nemanja and I work as an IT Technician at a local computer shop I am in love with open source technology, especially with GNU/Linux. I have over 5 years of experience in troubleshooting and fixing desktop computers, network equipment, and servers for all kind of purposes.

⚡️⚡️⚡️TOP rated IT Specialist⚡️⚡️⚡️ Need quick IT support or a reliable expert for long-term projects? Extensive background in system administration, server and network architecture, security, endpoint protection, and data center operations. Proven problem-solving skills and decisiveness enable effective direction and resolution of complex technical issues on a global scale, even under strict time constraints and budgetary limits. Assistance with securing IT environments (NIST, GDPR, NIS2, ISO 27001) or implementing infrastructure. Here are some feedback: - Excellent work. Very flexible and knowledgeable. - So strong skill and very quick to help me with my vpn setting on windows server with AD integration. Will work with him again and again. - Dejan's understanding of Windows Server Administration and AWS is amazing.. - Dejan, your knack for untangling Windows Group Policy and Domain issues saved our project. Top-notch work! - Executed quickly, highly responsive. Great experience and a true professional. - Windows server security - Very impressed with Dejan's work. Will hire him again. - Dejan was great expert and help us a lot. He gave us a whole picture and advice what to do next. Thank him a lot ! - Dejan was very responsive and supportive! He was willing to take up topics of research that were new/ unfamiliar and troubleshoot issues. I would definitely recommend him! - Very knowledgeable with VMWare, helped me get my server back online and added additional protections to prevent any further complications. Not to mention he was able to help with my situation right away! Will be hiring again with anything related to VMware. - Dejan made a great and fast troubleshoot for our Windows Server 2012 R2. He has a lot of knowledge and experience. Our problem was solved under 30 minutes.

Versatile and trained IT professional, with renowned experience in management. Exceptional management and negotiation skills. Communicative, with a lot of experience in teamwork. Seeking an opportunity to expand mine knowledge and improve already acquired skills. Microsoft System Administrator with experience in Windows administration, various server, desktop and application virtualization. Work on setting up and putting into production of advanced computer equipment (servers, various communication equipment), installation of server OS and virtualization platforms, basic configuration of the networks and network equipment. The first level of support to end users and work with clients, monitoring, diagnostics and troubleshooting of advanced IT system. Knowledge of virtualization platforms (VMware, XEN, Hyper-V). Experience in working with Active Directory.

I am a Computer Engineering graduate and I have been working in the IT industry a little less than a decade now. I take great pride in never once leaving a problem unsolved or disappointing a client. I am punctual and easy to work with. Dedicated and curious bug hunter. My fields of expertise are: 💻 Windows environment 7/8/10 💻 Software installation and maintenance 💻 User Account Control - UAC 💻 Networking (making - troubleshooting Wi-Fi / LAN) 💻 Office packages (installation and work in packages) 💻 VMware, HyperV (installing, making, troubleshooting) 💻 Printer troubleshooting Beginner Skills: ► Beginner of MikroTik configuration ► Beginner of C ++ ► Beginner of SQL ► Beginner of WordPress ► Beginner of PHP,HTML,CSS ► Windows Server 2016 ► Linux server My suggested workflow (briefly) : ► Receiving problem ► Initial analysis of the problem and preparation ► Establishing a connection to the remote computer (via TeamViewer, or something else) ► Troubleshooting/Solving the problem ► Chat with the user ► Review ► End of work