Ubuntu Experts для найму
Показано 336 результатів
Спонсовані фрілансери
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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: debian,ubuntu,gentoo,suse,redhat,centos 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: Haporxy, 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. WAP: XMG, SMS: SMSC, Kannel DNS: Bind, Djbdns, Dnsmasq. VPS: Vmware, Hyper-v, Proxmox, bhyve, kvm, xen, openstack.. Containers: docker, lxc, jail. 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 менше
Найняти servermaster
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I have 13 years experience with linux,freebsd,cisco. Cisco ASR1001, ASA 5505,5510, 29xx,19xx,3560,45xx. Programming on Perl,Bash,PHP.I have 13 years experience with linux,freebsd,cisco. Cisco ASR1001, ASA 5505,5510, 29xx,19xx,3560,45xx. Programming on Perl,Bash,PHP. менше
Найняти vili1977
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- Linux/Unix System Administration - Installation and Configuration OS: RedHat, CentOS, Debian, Suse, Ubuntu, FreeBSD. Storage/File servers: ISCSI, DRBD, GlusterFS, Ceph, FTP, NFS, and Samba Web Server/LB: Apache, Tomcat, Nginx, HAProxy Database: MySQL/MariaDB, PostgreSQL, MongoDB Mail Server: Postfix, Sendmail,...- Linux/Unix System Administration - Installation and Configuration OS: RedHat, CentOS, Debian, Suse, Ubuntu, FreeBSD. Storage/File servers: ISCSI, DRBD, GlusterFS, Ceph, FTP, NFS, and Samba Web Server/LB: Apache, Tomcat, Nginx, HAProxy Database: MySQL/MariaDB, PostgreSQL, MongoDB Mail Server: Postfix, Sendmail, IredMail, Qmail, and Zimbra. Automation/ Scripting: Terraform, Ansible, Chef, Bash, and Python Network Services: DNS, NTP, VPN, DHCP, OpenLDAP, and FreeIPA Security: Ebtables/Iptables, Firewalld, SELinux, and ClamAV Monitoring: Nagios, Zabbix, Prometheus, and Grafana DevOps: Docker, Git, Jenkins, and Selenium - Cloud Computing and Virtualization KVM: Proxmox, RHEV, and OVIRT VMware: vSphere 5.x, vSphere 6.x Citrix: Xen 6.x, Xen 7.x Cloud: AWS, GCP, Azure, and OpenStack - Containers orchestration Container Orchestration: Docker/Swarm, LXC/LXD, Kubernetes, Openshift. -Networking and Security Networking: good knowledge in subnetting, routing, and switching. Firewalls, Routers, Load Balancers: Mikrotik, VyOS, Zeroshell, and PFsense. VPN: Configure site-to-site VPN /vpn-as-service (L2TP-PPTP, OpenVPN, and Wireguard). менше
Найняти abdofarag2
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***** Website MIGRATION / Transfer ***** Migration / Transfer of Websites & Databases with No Downtime (min downtime) ***** SERVER ADMIN ***** Configuration of Server, Network, IPMI , Ethernet, LAN, Internet, Multiple IPs Setup. Server Maintenance , Server Management , WebServer (Apache, Nginx, Lighttpd), Rewrite...***** Website MIGRATION / Transfer ***** Migration / Transfer of Websites & Databases with No Downtime (min downtime) ***** SERVER ADMIN ***** Configuration of Server, Network, IPMI , Ethernet, LAN, Internet, Multiple IPs Setup. Server Maintenance , Server Management , WebServer (Apache, Nginx, Lighttpd), Rewrite Rules, Redirect, Cookie, & FFmpeg. Backup and Restore of Database and Websites. Optimization Of WebServer, MySQL, MariaDB, NGINX, Apache, PHP, PHP-FPM, Redis, Varnish, Cache Server & CDN for High Performance & Heavy Traffic. ***** PHP ***** Development of web-app according to the instruction, Auto Upload and Downloads script. Backup and Restore with auto upload. Payment Gateways Integration. Bug fix & Plugins development. ***** SECURITY ***** Linux and Windows Server Security, Firewall Update, Management, Email security. ***** VPN ***** Setup VPN in Dedicated Server, VPS, AWS, Clouds, Digital Ocean, Vultr, Linode, etc. ***** Email ***** Mail Server, Mailbox Setup, Configure SMTP, Send and Receive. Email Security Google. Email reach to INBOX. SPF, DKIM, DMARC fix. Setup and Configure Postfix, Dovecot, SMTP, API,. менше
Найняти munishgaurav5
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Top 1% in the Freelancer.com Community. I am excited to offer 13 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 13 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" менше
Найняти RafimKs
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Hi there! Welcome to my page. I'm a Senior Software Engineer, Reverse Engineer, Security Analyst, Penetration Tester, and an Ethical Hacker. My technical skills and proficiency include: ¬ Software Application Development: .NET (C#, VB.NET, F#), Python, PHP, Delphi ¬ Web Application Development: ASP.NET, Django, Ror,...Hi there! Welcome to my page. I'm a Senior Software Engineer, Reverse Engineer, Security Analyst, Penetration Tester, and an Ethical Hacker. My technical skills and proficiency include: ¬ Software Application Development: .NET (C#, VB.NET, F#), Python, PHP, Delphi ¬ Web Application Development: ASP.NET, Django, Ror, Laravel, CodeIgniter ¬ Mobile Development: Hybrid and Native using Xamarin, Phonegap, Firemonkey ¬ Reverse Engineering: OllyDbg, IDA Ghidra,, Remnux, Malware analysis, Binary Reversing, Firmware Reversing ¬ Software Security: Anti-piracy schemes, Anti-cracking, Software protection ¬ Vulnerability Testing: Vulnerability Assessment, Penetration Testing using Kali Linux, SamuraiWTF, ParrotSecurity, Remnux, Blackarch ¬ Hardware development: Arduino, Raspberry ¬ Data - Web Scraping: Scrapy, Scrapinghub ¬ Database Design: MySQL, Oracle, SQL Server, SQLite, NoSQL ¬ System Automation: Macros, AutoIT, Python Script менше
Найняти qprotex
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I've 8 years of experience in Linux System Administration, Web Hosting, Web security, and Malware cleanup. I'm experienced in Server(linux) :- Debian, Ubuntu , Centos, Redhat,FreeBSD,AMI Cloud :- Aws,Digital ocean,Ali cloud,Vultr,Azure,Ibm,Ovh,Google cloud,Linode Web server: - Apache, Nginx, Litespeed,...I've 8 years of experience in Linux System Administration, Web Hosting, Web security, and Malware cleanup. I'm experienced in Server(linux) :- Debian, Ubuntu , Centos, Redhat,FreeBSD,AMI Cloud :- Aws,Digital ocean,Ali cloud,Vultr,Azure,Ibm,Ovh,Google cloud,Linode Web server: - Apache, Nginx, Litespeed, IIS E-Learning/Video conference:- BigBlueButton, BBB API, Greenlight, Jitsi, Moodle, Chamilio LMS, Open edX Control panel:- cPanel/Whm, Direct Admin, ISPconfig, Webmin, Centos web panel, Vestacp DB servers :- MySQL,Mariadb,Mongodb,Postgres Scripting languages :- Php(5 and 7),Js,HTML,Python,Ruby CMS :- Wordpress,Joomla,Drupal Frameworks :- Codeignitor,Laravel,Cake php,Symfony,Yii 2, Web security&pentest :- Owasp top 10,Burp suite,Kali linux, Parriot WordPress Malware removal, Security hardening, WordPress security, Joomla security, Drupal security, Got listed in Yahoo, Twitter AT&T, Freelancer for finding vulnerabilities https://hackerone.com/sr33r4j/ менше
Найняти sr33raj
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With 15 years of experience i have deep knowledge of Redhat, WEB hosting services , Email marketing , DevOps Services I provide: *Streaming: Big blue button, Jitsi, Red5, Wowza *Ansible, chef, docker, Jenkins, Kubernetes *HA-Proxy Load Balancer *Mumara *Web hosting services:- WHm/Cpanel, Website Panel, Plesk...With 15 years of experience i have deep knowledge of Redhat, WEB hosting services , Email marketing , DevOps Services I provide: *Streaming: Big blue button, Jitsi, Red5, Wowza *Ansible, chef, docker, Jenkins, Kubernetes *HA-Proxy Load Balancer *Mumara *Web hosting services:- WHm/Cpanel, Website Panel, Plesk Panel Manage all type of server like Dedicated, VPS, Shared server,Server Security Server Monitoring , Server Setup and Management, Backup Management , BackupServer Migration, SSL Installation , Interspire Email Marketer DDOS Protection, NGINX SMTP Sendmail, Postfix, Power MTA ) DKIM, Open relay POP/IMAP , Dovecot FTP Vsftpd, Proftpd Email Campaign Managers:- Mailwizz,Interspire, Sendy, Acelle,Sendgrid ,Mumara,etc. Windows: office 365 cloud servers Dedicated servers менше
Найняти kuldeepvk
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udayarpandey2022 udayarpandey2022
$50 USD / год.
Linux Engineer / DNS Specialist / SMTP ExpertNepalDNS/Web/Database/Email/Network/Storage/Security/DevOps. Linux A to Z Configuration, Management & Troubleshooting. 10+ years in production.DNS/Web/Database/Email/Network/Storage/Security/DevOps. Linux A to Z Configuration, Management & Troubleshooting. 10+ years in production. менше
Найняти udayarpandey2022
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C/C++ programmer with experience in parallel programming using OpenMP/Pthreads and MPI. Bash scripting and any other Linux/Unix tasks are welcome.C/C++ programmer with experience in parallel programming using OpenMP/Pthreads and MPI. Bash scripting and any other Linux/Unix tasks are welcome. менше
Найняти kaloyan13
