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Các Freelancer được bảo trợ
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"Elevate Your IT Infrastructure with a Visionary System Administrator: Embark on a transformative journey with a seasoned System Administrator, where expertise meets innovation. I bring a wealth of experience to redefine the role, ensuring your IT infrastructure not only operates seamlessly but thrives in the digital..."Elevate Your IT Infrastructure with a Visionary System Administrator: Embark on a transformative journey with a seasoned System Administrator, where expertise meets innovation. I bring a wealth of experience to redefine the role, ensuring your IT infrastructure not only operates seamlessly but thrives in the digital landscape. Unleashing Expertise in Key Domains: ✅ Network Nirvana: Crafting and maintaining robust networks that transcend traditional boundaries, fostering fluid data flow and unhindered communication. ✅ Server Symphony: Orchestrating servers to a harmonious tune of peak performance, reliability, and continuous optimization, ensuring your systems are always in tune with the demands of your enterprise. ✅ Guardian of Cybersecurity: A vigilant guardian against the digital shadows, implementing state-of-the-art security measures and preemptive strategies to fortify your defenses against potential threats. ✅ Masterful Troubleshooter: Rapid response to IT enigmas, unwinding complexities with finesse, and restoring equilibrium to your operations in record time. ✅ Data Ballet: Choreographing a ballet of backup and recovery, securing your critical data in a flawless routine that ensures business continuity, even in the face of unforeseen disruptions. Expertise Snapshot: Elevating Digital Landscapes: ✅ OS Mastery: Linux | Windows | macOS ✅ Server Wizardry: Config, Migration, Backup on Dedicated | VPS | Shared Servers | NAS ✅ Virtualization Virtuoso: Proxmox | VMware | OpenVZ | Hyper-V ✅ Scripting Maestro: Linux Scripting | Shell Scripting ✅ Cloud Command: IONOS | Google Cloud | Digital Ocean | AWS | and more ✅ Security Sentinel: Pen Testing | Firewall | DDOS Protection ✅ Control Panel Maestry: WHM | cPanel | CentosWebPanel | VestaCP | WP Engine | and more ✅ Digital Fortification: Malware Removal | Security Hardening ✅ E-commerce Dynamo: Various CMS | ERP | E-commerce Platforms ✅ Network Navigator: Firewalls | Routers | Load Balancers (MikroTik, Pfsense) ✅ VPN Maestro: Site-to-Site | VPN-as-Service (L2TP-PPTP/OVPN/Wireguard) ✅ Issue Whisperer: Resolving Windows, macOS, Server, Network, and IT glitches Collaboration as an Art Form: My canvas extends beyond technical prowess—I paint a collaborative masterpiece. A maestro in communication and collaboration, I seamlessly weave together cross-functional teams, creating a symphony of efficiency and shared success. Pioneering Progress: In an ever-evolving techscape, I don't just keep pace; I set it. Committed to perpetual learning, I infuse your systems with cutting-edge solutions, driving not just performance but a continuous evolution toward IT excellence. In Summary: I am not just a System Administrator but the architect of your digital future. Let's elevate your IT experience together." ít hơn
Thuê rumyr
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Thanks for visiting my Profile. My name is Deepansh Hooda & I'm a Security Professional. My skills are:- * Network Security * Internet Security * Web Security * Data Security * LINUX * UBUNTU I have 5+ years of rich experience in above mentioned skills. Client Satisfaction is my Top Priority. I guarantee you...Thanks for visiting my Profile. My name is Deepansh Hooda & I'm a Security Professional. My skills are:- * Network Security * Internet Security * Web Security * Data Security * LINUX * UBUNTU I have 5+ years of rich experience in above mentioned skills. Client Satisfaction is my Top Priority. I guarantee you Excellent Quality Work. ít hơn
Thuê deepuhooda456
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I am working for more than 12 years in many roles which involves Linux systems administration, broadband networks, integration and troubleshooting in different type of industries. I have managed large number of bate-metals, VMs, Cloud and wide range of applications/software, you name it!. Whats makes me different...I am working for more than 12 years in many roles which involves Linux systems administration, broadband networks, integration and troubleshooting in different type of industries. I have managed large number of bate-metals, VMs, Cloud and wide range of applications/software, you name it!. Whats makes me different from others is my strong foundation of system administration and experience which results in quick troubleshooting and quick adoption of new technologies and protocols. Software/Applications Apache, CPanel, MySQL and its replications, Bind, PowerDNS, Nagios, Cacti, MRTG RRDToos, PPPoE servers, Raidus Servers, Tomcat, Net-snmpd, Squid, DHCP Servers, NFS, VPN server like POPTop and OpenVPN, iptables, ipchains, ipfw, pf, netflow based software like flow-tools, Solaris Volume Manager, ZFS, mdadm, LVM, VirtualBox, XEN, VMWare ESXi, OpenVZ etc Email Related: PMTA, Postfix, Oempro, 12all, Interspire, Mailwhizz I do scripting in Perl and shell. ít hơn
Thuê osmanbsd
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Linux Engineer and Full stack dev Ubuntu Centos Kali linux Debian Rocky Linux Reactjs Nodejs Web developmentLinux Engineer and Full stack dev Ubuntu Centos Kali linux Debian Rocky Linux Reactjs Nodejs Web development ít hơn
Thuê SairaArifM
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abusayed2004 abusayed2004
$40 USD / giờ
Asterisk PBX, SIP, Linux, Cloud, DevOps, SecurityBangladeshI am currently seeking long-term remote and onsite job opportunities. With 13 years of experience, I have worked extensively with VoIP, Asterisk, cloud technologies such as AWS and OpenStack, Server security, Vtiger CRM, Open VPN, CentOS, Ubuntu, Redhat, VoIPSwitch, Oracle DB, RHEVM, Mysql, and Linux customization. I...I am currently seeking long-term remote and onsite job opportunities. With 13 years of experience, I have worked extensively with VoIP, Asterisk, cloud technologies such as AWS and OpenStack, Server security, Vtiger CRM, Open VPN, CentOS, Ubuntu, Redhat, VoIPSwitch, Oracle DB, RHEVM, Mysql, and Linux customization. I am also proficient in Python and PHP scriptwriting for IVR and AGI implementation on Asterisk. I have a team for support and further development. My expertise includes: - Linux - Hosting Systems Administration & Monitoring - Design and implementation of High-Performance SIP SBC - DevOps CI/CD - Service Optimization - Security Hardening - VoIP, Asterisk, SMS, Dongle, and FreePBX installation, configuration, and maintenance - WebRTC SIP Phone - Infrastructure Planning - Disaster Recovery - Shell Scripting - Capacity planning, application delivery planning - Network Troubleshoot, Spanning Tree, PVST, RSTP, HSRP, RIP, BGP, EGRP IGRP, MPLS - SAN Troubleshoot - GlusterFS, CEPH - NFS, SMB, ISCSI, SMTP - Linux performance tuning - MySQL, Oracle DB performance tuning - Laravel web application development - Web Security, Web benchmark, best practice - IPTV, Live streaming, VOD, FFmpeg - Raspberry Pi Please let me know if you have any questions or require further information. ít hơn
Thuê abusayed2004
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Because free work is a freedom. I have more than 7 years of practical experience in as IT Administrator in deploying and maintaining of: Cloud Computing Platforms: AWS Amazon Web Services, Microsoft AZURE, Google Cloud (GCP). Server Operating Systems: ==> Windows Server 2003-to-2012R2,Windows Server 2016. ==>...Because free work is a freedom. I have more than 7 years of practical experience in as IT Administrator in deploying and maintaining of: Cloud Computing Platforms: AWS Amazon Web Services, Microsoft AZURE, Google Cloud (GCP). Server Operating Systems: ==> Windows Server 2003-to-2012R2,Windows Server 2016. ==> Linux, Debian, RHEL, CentOS, Ubuntu, Kali linux, Wifislax. Web servers : IIS, APACHE, NGINX. Virtualization: MS Hyper-V, VMware Server(ESXI), VirtualBox, Proxomox. Directory service: Active Directory, OpenLDAP. DNS/BIND, DHCP, WSUS. CISCO: Routing, switching. Mail servers: MS Exchange 2000-to-2013, MS Exchange 2016, POSTFIX. File servers: IIS FTP, proftpd, FileZilla FTP Server, SAMBA. Firewalls: Sophos, ISA/Forefront TMG, MikroTik, PFSense, Cyberoam. Hosting Panels: Plesk, cPanel, Digitalocean, Website Panel. Openstack, Blockchain. MAC OS X, Ms-office. I am a constant learner, self-motivated. I am ready to take your project & build it successfully. ít hơn
Thuê herradi
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✔️ 500+ Successful projects ✔️ 12+ Years of SDLC ✔️ 6+ Years of Mobile App Experience We are a leading web & mobile app development company named "Netmente " with a clientele of 80+, completed more than 500 projects & having 25+ resources to deliver a good quality job. We provide Intuitive Design, Development, Server...✔️ 500+ Successful projects ✔️ 12+ Years of SDLC ✔️ 6+ Years of Mobile App Experience We are a leading web & mobile app development company named "Netmente " with a clientele of 80+, completed more than 500 projects & having 25+ resources to deliver a good quality job. We provide Intuitive Design, Development, Server Administration, Website hosting, and Digital Marketing services (White Hat SEO techniques, Google Ads, PPC, etc.) to help clients conquer their biggest IT challenges. Areas of Specialization: ================== # GRAPHICS & WEB DESIGN Web Design and Graphic Design User Interface and Experience # WEB DEVELOPMENT PHP Frameworks Laravel | CodeIgniter | MySQL | Magento | WordPress | Shopify | WooCommerce | OpenCart | HTML5 | CSS3 | AJAX | jQuery # DIGITAL MARKETING & ADVERTISING SEO | SEM | Content marketing | Social Media Marketing | PPC | Google Webmaster Tools, Google Analytics. # SERVER ADMINISTRATION & SITE HOSTING AWS Server Management, Google Cloud, Azure, Shared Hosting, VPS, Dedicated Server # MOBILE APP DEVELOPMENT Cross-Platform: React Native, Ionic, React Web, Flutter iOS: IDE Xcode 12.5, Swift 5.4, Objective C Android: Kotlin, Java ít hơn
Thuê netmente
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I'm an IT professional with over 15 years of extensive experience as Linux/DevOps Engineer in Web Hosting and Data Centers. Strong experience with SSL certificates, server management, Server/Websites migration, Digital Ocean Droplets, AWS, GCP, Azure Cloud platform. Skills:- Other Linux distros : ...I'm an IT professional with over 15 years of extensive experience as Linux/DevOps Engineer in Web Hosting and Data Centers. Strong experience with SSL certificates, server management, Server/Websites migration, Digital Ocean Droplets, AWS, GCP, Azure Cloud platform. Skills:- Other Linux distros : RHEL-7, CentOS 5-7, Ubantu, Freebsd Servers : Apache, Nginx, Tomcat, Squid, Samba, NFS, DNS, Postfix, WHM/cPanel, LiteSpeed, Plesk, Virtualmin, Postfix, Exim, Zimbra. Protocols : SMTP, POP3, IMAP, HTTP,FTP, SSH Cloud services : AWS, Google Cloud, DigitalOcean, Azure Cloud Portal Exploring Skills : Jenkins, Bamboo, Ansible, Terraform, Docker, Kubernetes Cluster. Hypervisors : vSphere, Xen, Proxmox, Virtualizor, KVM Services Which I Provide ✔ Linux, Apache, MySQL Postfix ✔ RedHat, Centos, Ubuntu, Debian, Cloudlinux ✔ WHM/cPanel ✔ Server/Website migration ✔ Plesk ✔ AWS Cloud ✔ AWS key services: EC2, S3, CloudFront, Route53, VPCs, ELB, RDS, Cloud Formation, ✔ GOOGLE Cloud ✔ Kubernetes ✔ Ansible ✔ Terraform ✔ DigitalOcean Cloud ✔ Apache Web Server ✔ MYSQL Database ✔ Mail Server ✔ Zimbra ✔ DNS Server ✔ Nginx Web Server ✔ Apache Tomcat Server ✔ XEN ✔ VMware ESXi Virtualization ✔ KVM Virtualization ✔ EXIM Mail ✔ WHM/cPanel, Plesk ✔ Mass/Bulk Mailing server for Email Marketing ✔ Replication and Clustering ✔ HAProxy Load-Balancer ✔ BackupMx and MXGATEWAY server ✔ Centos Webpanel ít hơn
Thuê singh677
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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. ít hơn
Thuê kaloyan13
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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 ít hơn
Thuê servermaster
