System Administrators para contratar
Mostrando 241 resultados
Freelancers patrocinados
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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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I'm an expert IT with more than 20 years of experience in IT industry . i'll help you to manage your IT envirement and prvide a good solutions to manage your companyI'm an expert IT with more than 20 years of experience in IT industry . i'll help you to manage your IT envirement and prvide a good solutions to manage your company menos
Contratar mr310
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Dear Customer, I am David from Venezuela. I have been working as Sysadmin for more than 30 years as of now in many different small and big companies. My skillset is: * Linux - Ubuntu/Debian/CentOS/RHEL/Fedora/FreeBSD * Pfsense/OPNsense/Iptables * Active Directory Windows and Linux * Nginx/Apache/Lighttpd/LiteSpeed *...Dear Customer, I am David from Venezuela. I have been working as Sysadmin for more than 30 years as of now in many different small and big companies. My skillset is: * Linux - Ubuntu/Debian/CentOS/RHEL/Fedora/FreeBSD * Pfsense/OPNsense/Iptables * Active Directory Windows and Linux * Nginx/Apache/Lighttpd/LiteSpeed * Mail Servers : Postfix, dovecot, Zimbra, Carbonio * DNS Servers * VPS - OpenVZ/KVM/Xen/Hyper-V/Docker/Kubernetes * Proxmox * Linux/Cpanel/Plesk/Hestia/Webmin Server Setup * Linux server setup * Windows server setup menos
Contratar osolight
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Hi There, I'm an expert IT & DevOps Engineer. I'm working on IT since 7 years. I've worked as a DevOps engineer till 5 plus years. I'm very skilled in DevOps tools like: Kubernetes, Terraform, Docker, Puppet, Ansible, I'm also skilled with Agile Methodology CI/CD. Experienced in virtualization techniques like VMware...Hi There, I'm an expert IT & DevOps Engineer. I'm working on IT since 7 years. I've worked as a DevOps engineer till 5 plus years. I'm very skilled in DevOps tools like: Kubernetes, Terraform, Docker, Puppet, Ansible, I'm also skilled with Agile Methodology CI/CD. Experienced in virtualization techniques like VMware ESXi, Hyper-V. I am skilled in Python programming language and Shell Scripting. Side by side I am very experienced in Web Hosting setup and configuration in WHM/cPanel, Plesk, ISPConfig, Virtualmin/Webmin. I’ve hand’s on experience DNS, SMTP, VPN , Proxy, Web server configuration and troubleshooting. I consider every task as my responsibility and complete them perfectly within specified timeline. I look forward to working with and thanks in advance for giving me the opportunity to working with you. Thank you. menos
Contratar serazummunirz
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Hi I'm Ahmed, I'm Redhat certified administrator. I have more than 8 years of experience in Linux Systems, VMware (Virtualization). Web applications, databases. Security, Deployment,Backup and lot of skills. let's have a quick chat. Looking forward working with you.Hi I'm Ahmed, I'm Redhat certified administrator. I have more than 8 years of experience in Linux Systems, VMware (Virtualization). Web applications, databases. Security, Deployment,Backup and lot of skills. let's have a quick chat. Looking forward working with you. menos
Contratar Ahmedi89
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I have 7 years of experience deploying and maintaining a wide range of systems and services. My expertise includes: ✅ Server Operating Systems: Windows Server 2003 to 2022, Ubuntu, Debian, RHEL, CentOS. ✅ Directory service: Active Directory, OpenLDAP. ✅DNS, DHCP: Windows Server DNS, DHCP and Linux DNS, DHCP...I have 7 years of experience deploying and maintaining a wide range of systems and services. My expertise includes: ✅ Server Operating Systems: Windows Server 2003 to 2022, Ubuntu, Debian, RHEL, CentOS. ✅ Directory service: Active Directory, OpenLDAP. ✅DNS, DHCP: Windows Server DNS, DHCP and Linux DNS, DHCP services. ✅ Virtualization: Microsoft® Hyper-V, VMware Hypervisors (ESXI, vCenter), Proxmox, VirtualBox. ✅ Cloud Computing Platforms: AWS Amazon Web Services, Microsoft®, Google Cloud Platform(GCP). ✅ Self-Hosted Clouds: NextCloud, OwnCloud, Seafile. ✅ File servers: IIS FTP, proftpd, FileZilla FTP Server, SAMBA. ✅ Web servers: IIS, APACHE, NGINX ✅Scripting: PowerShell scripting, Bash Scripting ✅Containers: DOCKER, Windows Subsystem for Linux (WSL). ✅Backup Systems Veaam Backup, Iperius Backup, UrBackup. ✅ Mail servers: POSTFIX, EXIM, Microsoft Exchange 2000 to 2019, QMAIL ,Zimbra ,Mail Enable , SmarterMail, hMail. ✅ Database servers: MySQL, PostgreSQL ✅ Firewalls: Windows firewall,ISA/Forefront TMG, MikroTik, PFSense, Zywall and other Routers; ✅ Data Storage Systems: Netapp, FAS, EMC, VNX; ✅NAS: FreeNAS, TrueNAS ,Synology, QNAP, Buffalo ✅ Monitoring ZABBIX, CACTI, NAGIOS ✅ Hosting Panels: WHM-cPanel, PLESK, CyberPanel, aaPanel Why Choose Me? ✅24 hours availability ✅Unlimited revisions ✅Fast response Microsoft® Certified ** MCSA | MCSE | MCT ** menos
Contratar AZTURK1
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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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I am an administrator of Linux and Windows servers. I do not violate the terms of work and I work with strict observance of my clients' requirements. My best skills: o Windows Server and Hypervisors o CentOS/Redhat/Ubuntu OS o Website management and clear websites malware o Web hosting/Server & website...I am an administrator of Linux and Windows servers. I do not violate the terms of work and I work with strict observance of my clients' requirements. My best skills: o Windows Server and Hypervisors o CentOS/Redhat/Ubuntu OS o Website management and clear websites malware o Web hosting/Server & website migration o Security Check Windows and Linux Servers o Joomla, WordPress o IIS/Apache/Nginx o MSSQL/MySQL/MongoDB/MariaDB o Active Directory/DNS/DHCP/FTP/VPN/SMB/GPO o Postfix/Exim/Dovecot/Courier o CPanel/WHM/Plesk o Cloudflare and Let's Encrypt SSL o Audit sites for the possibility of penetration work o Create Websites o Create ETH/EXP/Pirl Mining Pool o VMware vSphere o System Center Configuration Manager o System Center Operation Manager o Microsoft Exchange Server o Creating a private files cloud owncloud/nextcloud/seafile o Creating proxy server IPV6/48 (7000-65000) IP address menos
Contratar d1mf13
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With a solid background in eCommerce development, I am capable of taking your online business to new heights. Although I don’t typically engage in self-promotion, it’s crucial to note that I have the required expertise to handle all aspects of eCommerce development. The positive feedback from my clients worldwide...With a solid background in eCommerce development, I am capable of taking your online business to new heights. Although I don’t typically engage in self-promotion, it’s crucial to note that I have the required expertise to handle all aspects of eCommerce development. The positive feedback from my clients worldwide serves as a testament to my skills. My foremost rule is to never disappoint a client, a principle I’ve adhered to since the beginning. This commitment has allowed me to establish strong relationships with a multitude of clients over the years. Understanding the dynamic nature of technology, I continually strive for enhancement and professionalism. My service is equally adaptable, with a focus on advanced technology platforms such as Magento and Shopware. If you’re seeking dependable and precise eCommerce development, consider me as your primary resource. menos
Contratar magesuperltd
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We are Canadian-Ukrainian team of highly professional software developers and system administrators with more than 20 years expertise. OUR MAIN SPECIALIZATIONS: 1) WEB DEVELOPMENT & SOFTWARE DEVELOPMENT 1.1) FRONT-END: HTML, HTML5, CSS3, Bootstrap, TailwindCSS 1.2) JAVASCRIPT: JavaScript, ES6+, Typescript,...We are Canadian-Ukrainian team of highly professional software developers and system administrators with more than 20 years expertise. OUR MAIN SPECIALIZATIONS: 1) WEB DEVELOPMENT & SOFTWARE DEVELOPMENT 1.1) FRONT-END: HTML, HTML5, CSS3, Bootstrap, TailwindCSS 1.2) JAVASCRIPT: JavaScript, ES6+, Typescript, Node.js, MEAN, MERN, MEVN, Angular, React.js, Vue.js, Nuxt.js, Next.js, Gatsby.js, jQuery 1.3) BACK-END 1.3.1) LAMP (Linux, Apache, MySQL, PHP) including Symfony, Laravel, Yii, Zend, CodeIgniter, CakePHP 1.3.2) Python (Python, Django, Flask, FastAPI) 1.3.3) .NET stack technologies (C#, ASP.NET, .NET Core) 1.4) OPEN SOURCE SOLUTIONS 1.4.1) E-commerce Platforms: Shopify, Magento, WooCommerce, Prestashop, OpenCart, BigCommerce, Shopware, osCommerce 1.4.2) CMS: WordPress, Drupal, Joomla, TYPO3 etc. 1.4.3) CRM: SuiteCRM, SugarCRM 2) MOBILE DEVELOPMENT 2.1) Android native development: Java, Kotlin 2.2) iOS native development: Swift, Objective-C 2.3) Cross platform development: Flutter, React Native, Ionic 3) DESIGN 3.1) Website Design (UI (User Interface), UX (User Experience) etc.) 3.2) Graphic Design (Creative Design, Digital Design, Advertisement Design etc.) 3.3) Corporate Identity (Brand Boooks, Business Cards, Logos, LetterHeads etc.) 4) INTERNET MARKETING 4.1) Social Media Marketing (Linkedin, Xing, Facebook, YouTube, Instagram etc.) 4.2) SEO (SEO Copywriting, SEO Auditing, White Hat SEO) 4.3) PPC Marketing (Google Adwords, Google Ads, Facebook Ads, YouTube Ads, Instagram Ads etc.) 4.4) Email Marketing 5) MANAGED SERVICES 5.1) 24/7 TECHNICAL SUPPORT 5.2) SYSTEM ADMINISTRATION SERVICES Our team of high qualified System Administrators have huge experience with technologies covering: - different distributions of OS Linux, Unix and MS Windows Server systems; - different types of virtualization (ProxMox, Virtuozzo, OpenVZ, KVM, XEN, VMware, Hyper-V); - VPN/DNS/IPTables/Firewalls/web servers/mail servers configuration and tuning etc.; - cloud solutions (AWS, MS Azure, Google Cloud, Alibaba Cloud, OVHcloud, DigitalOcean, Linode etc.); 6) HOSTING SERVICES provided by our hosting subdivision under trade mark "TanHost" 6.1) Cloud based solutions (e.g. configuration and technical support of Private Clouds); 6.2) Сollocation services, the providing for rent dedicated and VPS/VDS (virtual servers); 6.3) Shared Hosting; 6.4) Domain names registration services in more than 100 international zones; 6.5) SSL Certificates. 7) EMBEDDED SYSTEMS 7.1) Embedded software development 7.2) Internet of Things (IoT) 7.3) Microcontrollers programming 7.4) Arduino microcontrollers programming OUR CREDO: Reputation – is above anything else! We help our customers to grow success and we grow together with our customers! We are flexible to meet our clients' needs. We make it simple... menos
Contratar tangramua
