System Administrators para contratar
Mostrando 406 resultados
Freelancers patrocinados
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I have 20 years of experience in web hosting, managing RHEL, CentOS, CloudLinux, Ubuntu, Debian, FreeBSD, and Windows Servers. I am online from UTC/GMT 03:00 to 07:00 and 16:00 to 20:30. * Linux - Ubuntu/Debian/CentOS/RHEL/Fedora/FreeBSD * Azure/Amazon AWS/Google Cloud * Nginx/Apache/Lighttpd/LiteSpeed * VPS -...I have 20 years of experience in web hosting, managing RHEL, CentOS, CloudLinux, Ubuntu, Debian, FreeBSD, and Windows Servers. I am online from UTC/GMT 03:00 to 07:00 and 16:00 to 20:30. * Linux - Ubuntu/Debian/CentOS/RHEL/Fedora/FreeBSD * Azure/Amazon AWS/Google Cloud * Nginx/Apache/Lighttpd/LiteSpeed * VPS - OpenVZ/KVM/Xen/Hyper-V/SolusVM/ProxMox * Docker/RancherOS * Linux/Cpanel Server Setup * Server Security - csf/maldet * PHP - Script Installation/Custom coding/Laravel * Ffmpeg/Youtube Clone installation * WHMCS Installation * Windows server setup Listed on FreeLancer Security Hall Of Fame - Yujin Boby (@serverokin) https://www.freelancer.com/about/security/hall-of-fame You can hire me by clicking on the "Hire Me" button on my profile page or using the following link https://www.freelancer.com/hireme/NetFreeHost menos
Contratar Netfreehost
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EpsilonAlexey EpsilonAlexey
$40 USD / hora
IT Developer / Troubleshooter / System ArchitectorRussian FederationHello! I'm an experienced and reliable software developer with 10 years of experience in troubleshooting, resolving complex issues, designing and developing intricate applications. My main skills include PHP, NodeJS, ReactJS, MySQL, WordPress, pure Javascript, jQuery, REST API development, Docker management, Linux...Hello! I'm an experienced and reliable software developer with 10 years of experience in troubleshooting, resolving complex issues, designing and developing intricate applications. My main skills include PHP, NodeJS, ReactJS, MySQL, WordPress, pure Javascript, jQuery, REST API development, Docker management, Linux administration, SEO optimizations and more. My background in aviation engineering has instilled a strong sense of accuracy and responsibility in my work. I take pride in my work and always strive for exceptional results. I work quickly and efficiently, providing you with constant progress and improvements, as I firmly believe that things should get better, cleaner, faster, and more stable over time. If you're looking for someone who can design and implement complex web services and applications as well as fix, repair, and solve almost any issue with your site, application, or game, then look no further! I'm a professional in making web applications from scratch and I can also improve the performance and speed of your existing projects. Over the years, I have developed a wide range of PHP applications, classes, and websites for various industries such as SaaS, CRM, forums, frameworks, data conversion, PDF reports, diagram creation, RSS feed creation, and much more. I am extremely passionate about AJAX and WebSockets, and I always propose better solutions to achieve your goals. In addition, I am a self-checking developer and can de-engineer other people's code to clean it up if required. I also offer advice and recommendations on how to make your project even better. With my extensive experience and expertise, you can trust me to deliver top-quality work and excellent results every time. Please don't hesitate to reach out to me if you're interested in my services. Let's create something amazing together! menos
Contratar EpsilonAlexey
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I started with BeOS in 2002, because of a friend, who showed me something other than Windows, Always I worked repair PC & Laptops. Now I have more 10 years of experience in Server Linux. I can manager servers dedicated, servesr VPS, servers shared, etc. Setup and management you server; Apache/Nginx/Tomcat. SMTP...I started with BeOS in 2002, because of a friend, who showed me something other than Windows, Always I worked repair PC & Laptops. Now I have more 10 years of experience in Server Linux. I can manager servers dedicated, servesr VPS, servers shared, etc. Setup and management you server; Apache/Nginx/Tomcat. SMTP Postfix, POP/IMAP Dovecot. FTP Vsftpd, Proftpd, Pure-ftpd-mysql. Dns Bind9, dnsmasq. File Server & printer Samba (dc-ac). Network administrator: isc-server-dhcp, openvpn, etc. Install and renew SSL certicate. All services on cloud; AWS, Azure, etc. Also website and E-mail migrations. ALL panels and web managers. Management all Linux distributions. Setup, security and optimization your server. menos
Contratar MaTGaPa
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Welcome to My profile Page I am committed to provide "Highest Quality" cost effective services to my clients with 100% satisfaction My area of expertise Support: Server (Linux, Windows) Support, Cloud ( AWS,Azure,Google Cloud ,DigitalOcean,Oracle Cloud etc) infrastructure implementation, Hosting Support, Mail...Welcome to My profile Page I am committed to provide "Highest Quality" cost effective services to my clients with 100% satisfaction My area of expertise Support: Server (Linux, Windows) Support, Cloud ( AWS,Azure,Google Cloud ,DigitalOcean,Oracle Cloud etc) infrastructure implementation, Hosting Support, Mail server Setup(Zimbra,MS Exchange,postfix etc) Web: ASP.net,MVC, Node.js, React, PHP(Laravel,CodeIgniter) JavaScript, jQuery, CSS , AJAX Database : MySQL,MS SQL ,MongoDB,Oracle CMS : Magento ,Wordpress,Drupal,Typo3,Zen Cart,NopCommerce Quick Trunround services: Emailers, Landing pages, Microsites, Media Banners using HTML5, CSS, Javascript for DCO, DCM, Flashtalking So, do Inquiry, comment or give suggestions, as your feedback is valuable for me,and your input will help me to Server you Better! menos
Contratar karunakartiwari
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A Sr. Devops engineer with 14 years experience. Having Bachelor Degree in Computer Science. Expert in Linux administration, Windows server Administration, CICD, Jenkins, Gitlab, Github, bitbucket, AWS, GCP, Azure, STC Cloud, Cloud computing, Virtualization, VPN, Firewalls administration, ProxySQL, MsSQL, MySQL,...A Sr. Devops engineer with 14 years experience. Having Bachelor Degree in Computer Science. Expert in Linux administration, Windows server Administration, CICD, Jenkins, Gitlab, Github, bitbucket, AWS, GCP, Azure, STC Cloud, Cloud computing, Virtualization, VPN, Firewalls administration, ProxySQL, MsSQL, MySQL, MongoDB, LoadBalancer, Nginx, Apache, IIS, Reverse Proxy, Docker, Kubernetes, DB Clustering, Grafana, and VOIP(Asterisk PBX, FreePBX, IssabelPBX, SIP/IAX, SIP Circuti, FXO, Analog to digital, Callcenter System). GSuite, offie 365, Microsoft exchange, WebRTC, TURN/STUN. menos
Contratar hasansarif2
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Top 1% in the Freelancer.com Community. I am excited to offer 16+ years of solid experience in Physical & Virtual Server & Networking Platforms, System Administration, Network Administration,Managing Telecommunications Networks and Technical Strategy. Below are a few of my strong assets for your...Top 1% in the Freelancer.com Community. I am excited to offer 16+ years of solid experience in Physical & Virtual Server & Networking Platforms, System Administration, Network Administration,Managing Telecommunications Networks and Technical Strategy. Below are a few of my strong assets for your business: - Microsoft(Active Directory, DNS,DHCP, RDS,SQL Server(DB Admin),SharePoint, - Hyper-V, Exchange(All Versions &O365)Azure) - VMWare (ESXi, VCenter) - Citrix (XenApp, XenCenter) - Antivirus(Symantec(SEP),Mcafee(EPO),Kaspersky) - Linux (Ubuntu, CentOS,Debian) - Cloud(MS Azure,AMAZON AWS ,Google GCP,OVH and Digital Ocean) - Storage(Synology,QNAP,FreeNAS,WD,Dell and HP) - VOIP ( Avaya,3CX,Yeastar,XCally,GrandStream & FreePBX) - Firewalls (Fortinet, Sonicwall, Sophos, ASA,WatchGuard&PFSense) - Wireless(Cisco,Unify,Grandstream,Fortigate) - Routers (Cisco, Ubiquiti) - Servers (HP Proliant Servers) & (Dell/EMC Servers) I am happily available anytime using secure remote support or walk you through the steps via Freelancer chat .I am looking to show each client my worth to build a long relationship. Get started by clicking on "Hire Me" menos
Contratar RafimKs
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Greetings! With over 15 years of experience in System and Network Administration, and an additional 10 years in the DevOps domain, I bring a wealth of expertise to the table. My skill set covers a wide range of technologies and platforms, making me a versatile professional capable of handling complex projects and...Greetings! With over 15 years of experience in System and Network Administration, and an additional 10 years in the DevOps domain, I bring a wealth of expertise to the table. My skill set covers a wide range of technologies and platforms, making me a versatile professional capable of handling complex projects and challenges. Technical Proficiencies: System and Network Administration: Proficient in managing diverse servers, including UNIX, LINUX, and Windows, with a focus on seamless performance and security. Blockchain Technology: Skilled in Solidity and EVM-based Chains, enabling me to provide specialized assistance in blockchain projects and applications. Storage Administration: Adept in handling Storage Area Networks (SAN) and Network Attached Storage (NAS) configurations, ensuring optimal data storage and retrieval solutions. Virtualization: Experienced with Virtualization technologies like VMware, Vcenter, Proxmox, and Virtualizor, facilitating efficient resource allocation and virtualized environments. Containerization: Proficient in Docker and Kubernetes, streamlining application deployment and scalability for enhanced efficiency. Cloud Platforms: Well-versed in AWS, Google Cloud, Microsoft Azure, Digital Ocean, Linode, OVH, Hetzner, and Vultr, capable of leveraging cloud solutions for diverse business needs. Kubernetes Expertise: Skilled in Kubernetes both in self-hosted and cloud-based environments, enabling seamless container orchestration and management. Networking: Proficient with Cisco, Juniper, Aruba, and Mikrotik networking equipment, with a focus on implementing robust and secure network infrastructures. VPN Deployment: Experienced in deploying IPsec, Site-to-Site, and Remote Access VPN systems for secure communication and data transfer. Why Choose Me: Extensive Experience: With a combined experience of 17 years in IT and related fields, I possess in-depth knowledge and hands-on expertise. Versatility: My skill set covers a wide array of technologies, making me adaptable to various projects and requirements. Problem Solver: I excel in troubleshooting and resolving complex issues efficiently, ensuring minimal downtime and optimal performance. Project Management: Capable of handling end-to-end project management, from planning to execution, delivering timely and successful results. Communication: I believe in open and clear communication with clients, understanding their needs, and providing tailored solutions. If you are seeking a seasoned professional who can handle everything from system administration to cutting-edge DevOps practices and blockchain projects, look no further. I am committed to delivering exceptional results, and I look forward to contributing my expertise to your projects. Let's collaborate and bring your vision to life! menos
Contratar kushalghimire2
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I have more than 16 years of Solid Experience with Master's Degree in Networks & Security on Scholarship and expertise in following areas : Servers: Windows Servers, Hyper-V, Vmware ESXI, Xen Server, Active Directory GPO, DNS, DHCP, WSUS, Load Balancing & Failover Cluster, Trouble shooting, AAA Server, WSUS, IIS,...I have more than 16 years of Solid Experience with Master's Degree in Networks & Security on Scholarship and expertise in following areas : Servers: Windows Servers, Hyper-V, Vmware ESXI, Xen Server, Active Directory GPO, DNS, DHCP, WSUS, Load Balancing & Failover Cluster, Trouble shooting, AAA Server, WSUS, IIS, FTP & VPN, Load balancing, fail-over, cluster, Microsoft Exchange Server. Networking: Network Design, Trouble shoot & Implementation with following Technologies as VLANs, Routers, Switches, Routing protocols(RIP, OSPF, IGRP, BGP), VLANs, STP, MPLS, SD WAN using Cisco, HP Aruba, Mikrotik, Dell, Allied Telesis, Unify & Fortigate Devices. Wireless Networking: For Wireless Network Management using Controller or standalone Cisco, Unify, HP Aruba, Ruckus, Mikrotik & Huawie & TP Link devices. Security: Firewalls using Fortigate, Cisco ASA, Sonic, Sophos, Palo Alto, Pfsense Cyber Security: Security testing & Reports with Pen testing using Nessus Pro, Qualys, Probely Cloud: Management, Performance & Cost Optimization for Clouds of Microsoft Azure, AWS, Google GCP, Alibaba, Hunterz Monitoring Solutions: Solarwind, PRTG, Zabbix, Nagios, Zoho, Cacti End Point Security: SentinelOne, Kaspersky, Bit Defender, Fortigate, Trend Micro, Eset, Sophos, Symantec Backup & Disaster Recovery: Veeam Backup & Replication, Net Backup, Acronis, Norton Ghost VDI: Citrix VDI, Director, Net Scaler, Vmware Horizon, Hyper-V VDI Technical Writing: Content Writing, Technical Manuals, Reports, Flow Charts, Policies, Research Work with Plagrism free content reports using Turnitin Training: Can provide onsite or remote training on following topics Windows & Linux Servers, Networking, Citrix, Cloud, Cyber Security & Firewalls, Backup Solutions, Monitoring Solutions Certifications: CCNA (Routing & Switching), CCNA (Cyber Security Operations), CCNA (Security), IT Essentials, MCSA, MCSE, Citrix Certified Solution Expert, Fortinet Security Expert menos
Contratar HaroonKareem
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About me I have worked over 20 years at IT and telecom companies at following positions: it support, system administrator, applications administrator and monitoring administrator expert. I am "System Administration and IT Infrastructure Services" certified. I follow KISS methods. I understand OSI layer. With me is...About me I have worked over 20 years at IT and telecom companies at following positions: it support, system administrator, applications administrator and monitoring administrator expert. I am "System Administration and IT Infrastructure Services" certified. I follow KISS methods. I understand OSI layer. With me is easy to setup systems. I am not picky about what systems to use but i do have experience what to use. I know following operating systems + distros: debian, ubuntu, gentoo, suse, redhat, centos, rocky linux, almalinux and arch linux, freebsd, netbsd, openbsd, sun solaris plus ms windows servers. I also know following systems: Web servers: Apache, Nginx, Lighttpd, Litespeed, Hiawatha. Javascript: nodejs,npm Java web servers: Tomcat, Jrun, Jboss Proxy systems: Haproxy, Varnish, Squid. DB servers: MySQL (and forks, including MariaDB), PostgreSQL Mail systems: Postfix,exim,dovecot.. and implementing: DKIM, SPF, MX, DMARC. Monitoring systems: Nagios, zabbix, cacti, grafana. SMS: SMSC, Kannel DNS: Bind, Djbdns, Dnsmasq. VPS: Vmware, Hyper-v, Proxmox, bhyve, kvm, xen, openstack.. Containers: docker, lxc, jail, kubernetes Cloud providers: AWS, Digitalocean, Azure.. My knowledge does not stop here. I troubleshoot easily. Let's chat Please see my reviews of my previous works.. PS! With my bid you will get one week free support for work done menos
Contratar servermaster
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Full stack engineer who spends time troubleshooting linux, cloud, AWS/GCP, control panel, performance, scaling, security, email issues. I enjoy providing a top quality service and use my vast experience to resolve problems correctly ensuring they do not reoccur. If you are tired of inexperience freelancers...Full stack engineer who spends time troubleshooting linux, cloud, AWS/GCP, control panel, performance, scaling, security, email issues. I enjoy providing a top quality service and use my vast experience to resolve problems correctly ensuring they do not reoccur. If you are tired of inexperience freelancers making mistakes or taking too long then get in touch. I generally resolve most issues within 1-2 hours. Nginx/Apache/Varnish/cPanel/Plesk/Directadmin/Virtualmin/WordPress/Xenforo/Exim/Postfix/Puppet/Ansible/Terraform/MySQL/PostgreSQL/MongoDB/Docker/ECS+Fargate/Letsencrypt/DNS/Cloudflare/AWS/DigitalOcean/Vultr/Ionos are just somethings I work with every day. If you have a website/web app and run your own servers or cloud account. Chances are I can offer some service and value. menos
Contratar InfraLead
