Freelancers do zatrudnienia
Wyświetlono 93 wyników
Wykonawcy sponsorowani
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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. mniej
Zatrudnij MaTGaPa
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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. mniej
Zatrudnij Ahmedi89
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kashifnadeem86 kashifnadeem86
$50 USD / godzinę
Azure Solutions Architect Expert & DevOps EngineerPakistanGraduate in Electrical Engineering. Expertise in computer networking, cloud computing, IT and automation. Certificattions: Passed: AZ-305: Microsoft Certified Microsoft Azure Solutions Architect Expert Passed: AZ-104: Microsoft Certified Microsoft Azure Administrator Associate Passed: Azure DevOps Assessment...Graduate in Electrical Engineering. Expertise in computer networking, cloud computing, IT and automation. Certificattions: Passed: AZ-305: Microsoft Certified Microsoft Azure Solutions Architect Expert Passed: AZ-104: Microsoft Certified Microsoft Azure Administrator Associate Passed: Azure DevOps Assessment (18473) I am a certified and an experienced azure cloud achitect and devops engineer. I assist with azure administration, creating azure architecures, azure migrations and azure devops. I have subject matter expertise in designing cloud and hybrid solutions that run on Microsoft Azure, including compute, network, storage, monitoring, and security. Have advanced experience and knowledge across IT operations, including networking, virtualization, identity, security, business continuity, disaster recovery, data platforms, and governance. Azure government cloud, migration from on-premise to azure cloud, from classic to ARM, Azure Virtual Desktop setup on azure and Office365 administration. AWS EC2, Elastic Kubernetes Service (EKS), ECR, RDS, IAM polices, backup, workmail, lambda, Serverless architecture, AWS automation. IaaC using Terraform, ARM templates, cheff/puppet for Azure and AWS. Vultr, OVH and digital ocean cloud resources management. Windows, SQL, MySQL and MariaDB server administration. Expertise with Linux distributions Centos, Ubuntu and Debian Container Management, kubernetes, docker/LXC containers. Web hosting using plesk, cpanel, webmin, apache and nginx. Web automation using selenium and nextcloud administration. Odoo administration and desiging templates for data migration. VPN and Proxy server setup and configurations. IPv6 and IPv4 bulk proxies creation scripts on linux servers. Mail Servers setup for bulk email sending and for organizations. Automation Tools: PowerShell, puppet, chocolatey, ansible, terraform, python, batch and bash scripts. mniej
Zatrudnij kashifnadeem86
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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." mniej
Zatrudnij rumyr
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rashidamjad rashidamjad
$35 USD / godzinę
Web | Apps | Blockchain| AI/ML | Devops | PCB |PLCPakistanWith over 5 years of hands-on experience, we are a seasoned full-stack development team, verified by Freelancer.com. Leveraging a diverse team of certified experts proficient in nearly every IT skill imaginable, we offer a wide range of IT solutions to cater to all your digital needs. Web Development: Experts in...With over 5 years of hands-on experience, we are a seasoned full-stack development team, verified by Freelancer.com. Leveraging a diverse team of certified experts proficient in nearly every IT skill imaginable, we offer a wide range of IT solutions to cater to all your digital needs. Web Development: Experts in HTML, CSS, WordPress, WIX, PHP, JavaScript (MEAN+MERN), React.js, Angular, and more. We excel in CMS, RESTful APIs, and cloud technologies. Mobile App Development: Proficient in Flutter, Android (Kotlin/Java), and iOS (Swift/Swift UI/Obj-C). We handle NFC, geolocation, and payment integration with ease. Database Development: Skilled in both SQL (Teradata, Oracle, MSSQL, MySQL) and NoSQL (MongoDB, Cassandra, Hive). We utilize Metabases for powerful insights. -Desktop Programming: Versed in Java, Swift, JavaScript, Python, C#, and more for desktop solutions. Blockchain: Our forte includes crypto exchanges, Dapp development, and ICOs on Ethereum, Solana, Polygon, and more. Cloud & DevOps: We manage AWS, Azure, Google Cloud, and employ DevOps tools for seamless deployments. AI & Machine Learning: Experts in Computer Vision, OCR, Machine Learning, and more, leveraging Google Cloud Platform, OpenCV, TensorFlow, and AI architectures. Game Development: We create captivating games using WebGL, HTML5, Unity3D, 3ds Max, and Unreal Engine. E-commerce: Crafting E-commerce Websites, mastering WordPress WooCommerce, and streamlining payment integration. Telephony: Proficient with Twilio, VoIP, SIP, Asterisk, FreePbx, and Free Switch for call center solutions. Trading Solutions: We excel in Sierra Chart, Pine Script, Thinkorswim, and various trading APIs. Hardware & Electronics: Skilled in Arduino, Raspberry Pi, and ESP32, with expertise in PLC and SCADA systems for automation and control solutions. mniej
Zatrudnij rashidamjad
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osmanbsd osmanbsd
$35 USD / godzinę
If you are a perfectionist you have come to right person!PakistanI 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. mniej
Zatrudnij osmanbsd
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abusayed2004 abusayed2004
$40 USD / godzinę
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. mniej
Zatrudnij abusayed2004
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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. mniej
Zatrudnij 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 mniej
Zatrudnij servermaster
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Linux and Infrastructure expert for 10 years now. My specialties include Cpanel, Apache, Lamp area and On an enterprise level I am now working as a grid computing expert. I also have extensive knowledge of Virtualization , Hosting , Docker , Kubernetes , ansible ,Middleware. My experience imcludes Financial ,...Linux and Infrastructure expert for 10 years now. My specialties include Cpanel, Apache, Lamp area and On an enterprise level I am now working as a grid computing expert. I also have extensive knowledge of Virtualization , Hosting , Docker , Kubernetes , ansible ,Middleware. My experience imcludes Financial , Banking, Automobiles and Product industry. mniej
Zatrudnij arkac
