CentOs Experts para contratar
Mostrando 26 resultados
Freelancers patrocinados
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Contratar ccie7
hello, I am a Cisco Certified Internetwork Expert CCIE#46063 R&S with a UK based education , I have 13 years of extensive IP networking experience, designing, implementing and supporting large service provider networks as well as enterprise networkshello, I am a Cisco Certified Internetwork Expert CCIE#46063 R&S with a UK based education , I have 13 years of extensive IP networking experience, designing, implementing and supporting large service provider networks as well as enterprise networks menos -
Contratar servermaster
About me I have worked over 20 years at IT and telecom companies in the 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 the OSI layer. With...About me I have worked over 20 years at IT and telecom companies in the 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 the OSI layer. With me, it is easy to set up systems. I am not picky about what systems to use, but I do have experience with what to use. I know the following operating systems + distros: Debian, Ubuntu, Gentoo, SUSE, Red Hat, CentOS, Rocky Linux, AlmaLinux, Arch Linux, FreeBSD, NetBSD, OpenBSD, Sun Solaris, plus MS Windows servers I also know the following systems: * Web servers: Apache, Nginx, Lighttpd, Litespeed, Hiawatha. * Java web servers: Tomcat, Jrun, JBoss * Javascript: Node.js, npm * Proxy systems: Haproxy, Varnish, Squid. DB servers: MySQL (and forks, including MariaDB), PostgreSQL * Mail systems: Postfix, Exim, Dovecot, and implementing DKIM, SPF, MX, and 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, Podman, LXC, jail, Kubernetes * High Computing: OpenHPC, SLURM, MPI, and related * Cloud providers: AWS, DigitalOcean, Azure… I troubleshoot easily My knowledge does not stop here. Let's chat Please see my reviews of my previous works PS! As bonus, with my bid, you will get one week of free support for work done menos -
Contratar udayarpandey2022
udayarpandey2022 udayarpandey2022
$50 USD / hora
IT Infra Solution Architect - DevOps - SecurityNepalLet's keep this short. Anything related to IT: (System/Network/DevOps/Virtualization/Wordpress/Development/Servers/Mail) I can handle them all, period. Ganesh D.Let's keep this short. Anything related to IT: (System/Network/DevOps/Virtualization/Wordpress/Development/Servers/Mail) I can handle them all, period. Ganesh D. menos -
Contratar sigbl
At SI Global Solutions, we have proudly established ourselves as leaders in the digital marketing arena, backed by over 10 years of experience. Throughout our journey, we've had the privilege of partnering with hundreds of businesses, guiding them to achieve remarkable digital success. Our deep understanding of the...At SI Global Solutions, we have proudly established ourselves as leaders in the digital marketing arena, backed by over 10 years of experience. Throughout our journey, we've had the privilege of partnering with hundreds of businesses, guiding them to achieve remarkable digital success. Our deep understanding of the ever-evolving digital landscape allows us to craft tailored strategies that resonate with your target audience and amplify your brand’s online presence. Our expertise spans across various aspects of digital marketing. From enhancing your brand's visibility on social media platforms to implementing cutting-edge SEO techniques that drive organic traffic, we excel at every facet of digital marketing. Our team of seasoned professionals is dedicated to creating and executing powerful digital campaigns that not only capture attention but also convert leads into loyal customers. At SI Global Solutions, we believe that digital success is not just about being seen; it's about making a lasting impact. We work closely with our clients to understand their unique business needs and objectives, ensuring that our strategies are aligned with their goals. Whether you’re looking to dominate social media, optimize your website for search engines, or launch compelling online advertising campaigns, we have the creativity, expertise, and passion to make it happen. Let SI Global Solutions be your partner in navigating the digital landscape. Together, we can take your business to new heights, turning your online presence into a powerful tool for growth and success. ⭐⭐⭐⭐⭐ Expertise ⭐⭐⭐⭐⭐ Quality of Work ⭐⭐⭐⭐⭐ Professionalism ⭐⭐⭐⭐⭐ Communication skills menos -
Contratar freelancerdialer
freelancerdialer freelancerdialer
$25 USD / hora
Contact Center Dialer | Vicidial | Asterisk | CRMIndiaWe are working on dialer solutions since 14+ years onwards, we are having vast knowledge of all modules of dialer stuff, we are also able to do integration with crms, with clusters as well as other pbx systems for sending and receiving calls as well. As we know vicidial is opensource solution, so we are ready to do...We are working on dialer solutions since 14+ years onwards, we are having vast knowledge of all modules of dialer stuff, we are also able to do integration with crms, with clusters as well as other pbx systems for sending and receiving calls as well. As we know vicidial is opensource solution, so we are ready to do any kind of customization as per customer's requirement, because some of the features are not available on those version and also customer needs some additional customization design wise and flow wise. so we are ready to do any kind of customization to get customer's positive feedback and happiness as well. * Get the best Quality work delivered on time, before time!! * * 120% client satisfaction * * Get regular progress updates on the project * * Excellent communication about project details * * Get more that Expected* * " My USP: I won't leave a client just after delivery of a project. I Provide assistance and service on the product further if required until the client achieves his/ her goals.." I am proficient in: Custom Vicidial A2Billing CRM Dialer IPPBX solution Avatar Dialer CRM integration IVR Dialer Clustering Multi-Language Dialer In a market flooded with thousands of freelancers. I can ensure the best quality of work and always on time delivery. menos -
Contratar kahlonkamal318
19 Years experience as Linux/Unix Admin, System/Storage/Server Admin, Virtualization Expert => Install and troubleshoot anything on Linux/Unix, Windows => Centos, RHEL, Ubuntu, Debian, Cloudlinux, Windows => Backup, Recovery, System boot and kernel issues => Server Security and Hardening: FIREWALLD, UFW, IPTABLES,...19 Years experience as Linux/Unix Admin, System/Storage/Server Admin, Virtualization Expert => Install and troubleshoot anything on Linux/Unix, Windows => Centos, RHEL, Ubuntu, Debian, Cloudlinux, Windows => Backup, Recovery, System boot and kernel issues => Server Security and Hardening: FIREWALLD, UFW, IPTABLES, Selinux, Fixing Security vulnerabilities => User, Disk, File Management,Linux Networking/Routing, ISCSI, Multipath, LVM, Partitions => Servers: Cisco, HP, IBM, Dell, Supermicro => Hardware and Software RAID, SAN/NAS Storage => Virtualizor, KVM, Xen, ESXI, VirtualBox, VMware, Vcenter Converter => Apache, Nginx, Mysql, RDS, SSL including Letsencrypt, cPanel, Webmin, Plesk => AWS, GCP, Digital Ocean => NTP, SSH, SQUID, DHCP, BIND, Postfix, Sendmail, VNC, Kannel, HA-Lizard, DRBD, XCD-NG, RSYNC, ISCSI, Multipath, NFS, VSFTPD, Samba => WHMCS, Opencloud, Nextcloud, Zulip, OpenVPN, Polr, Odoo, Advandate, Openmeetings, TOR, Keycloak, Rocket chat, Opencanary, eSignForms, Apache Nifi menos -
Contratar yashaswini510
AWS Certified Solutions Architect with more than 12 years of system admin experience. We Provide Business Solutions such as - Custom Wordpress Websites - Laravel and CodeIgniter websites creation and modification - Super fast website migrations (Wordpress, Moodle, Magento etc.) - DNS related issues and Email...AWS Certified Solutions Architect with more than 12 years of system admin experience. We Provide Business Solutions such as - Custom Wordpress Websites - Laravel and CodeIgniter websites creation and modification - Super fast website migrations (Wordpress, Moodle, Magento etc.) - DNS related issues and Email migrations (imap to imap, office365 to Gsuite etc.) - Installation of all panels (cpanel, centoswp, vestacp, cyberpanel, plesk, openlitespeed etc.) - Advanced AWS Architecture consultation/implementation and Google Cloud , Microsoft Azure, Alibaba Cloud, Digital Ocean and Linode server deployments - Troubleshooting Websites/servers (linux) - Git implementation / integration with existing software flow - Python GUI Applications/ Web Scraping Our completed projects speak of our skills and feedback from the employers showcase our ability to deliver on time, every time. "Never Hire for Skills. Hire for Passion. Skills are cheap, Passion is hard to come by" menos -
Contratar fullfun
Alhamdulillah, I am a professional Linux System Administrator with over 14 years of hands-on experience in managing, securing, and optimizing Linux-based servers and infrastructure. If you're a startup, entrepreneur, web agency, or enterprise looking for rock-solid server performance, automation, and security, you're...Alhamdulillah, I am a professional Linux System Administrator with over 14 years of hands-on experience in managing, securing, and optimizing Linux-based servers and infrastructure. If you're a startup, entrepreneur, web agency, or enterprise looking for rock-solid server performance, automation, and security, you're in the right place. I work closely with clients to build stable, scalable, and secure Linux environments What I Can Help You With: Linux Server Setup & Management: Debian, Ubuntu, CentOS, AlmaLinux, RHEL etc Installation, Disk partitioning, LVM, RAID, system hardening Performance tuning and troubleshooting Web Server Deployment: Apache2, Nginx, PHP-FPM, SSL/TLS, Let's Encrypt Virtual Hosts, Rewrite Rules, Reverse Proxy configuration Mail Server Configuration: Postfix, Dovecot, Zimbra, Roundcube etc SMTP, IMAP, SPF, DKIM, DMARC setup Email deliverability and spam protection DNS & Control Panels: BIND, PowerDNS, DNS record management Webmin, ISPConfig, CyberPanel, Virtualmin, Vestacp etc setups Cloud & DevOps Integration: Infrastructure automation using Bash and Ansible Server provisioning, patching, user/group management, cron jobs Experience with various cloud platforms Cloud server setup and management VPN & Proxy Services: Squid, 3proxy, WireGuard, OpenVPN, Anyconnect, PPTP, Ipsec IP rotation, IPv4/IPv6 support, authentication Monitoring & Logging: Zabbix, Nagios, Grafana, Cacti ELK Stack: Elasticsearch, Logstash, Kibana Virtualization & Containers: KVM, Proxmox, VMware ESXi Docker containers, Docker Compose, orchestration Database & Backup: MySQL/MariaDB setup, optimization, replication, backup & restore Rsync, Rclone, cloud/offsite backup strategies Custom backup scripting and automation If you’re looking for a trusted Linux expert to support or transform your infrastructure, let’s connect and discuss how I can help! menos -
Contratar amiteshojha
Certified Server & Cloud Architect with 15+ years of strong hands-on experience in designing, managing and optimizing IT infrastructure across multi-cloud environments. Expert in AWS, Oracle Cloud (OCI), Azure, Google Cloud, DigitalOcean along with Linux, UNIX, Windows, VMware and OpenStack. Strong experience in...Certified Server & Cloud Architect with 15+ years of strong hands-on experience in designing, managing and optimizing IT infrastructure across multi-cloud environments. Expert in AWS, Oracle Cloud (OCI), Azure, Google Cloud, DigitalOcean along with Linux, UNIX, Windows, VMware and OpenStack. Strong experience in Oracle Apps, databases and enterprise IT services. Certified AWS Cloud Architect Professional and Generative AI certified for AWS and Oracle Cloud (OCI), with hands-on experience in AI model deployment, cloud-based AI infrastructure, automation using AI tools and integrating AI services with cloud platforms. Strong experience in application development and production-ready deployments including eCommerce platforms (Magento, WooCommerce, Shopify etc), WordPress, PHP-based applications and custom web solutions. Specialized in end-to-end setup from development to production, including CI/CD pipelines, scaling, security hardening and high availability architecture. Expert in Cloudflare setup, CDN configuration, WAF implementation, firewall security and protection against DDoS and web attacks. Strong experience in production-grade email server setup and deliverability including DKIM, DMARC, SPF, RBL, spam filtering and secure mail flow configuration. Expert in cloud architecture, setup, configuration and high-level infrastructure design for scalable and secure environments. Strong expertise in IT cost optimization, improving performance, reducing cloud billing and ensuring best utilization of resources. Expert in troubleshooting live production issues, server failures and cloud problems with proper RCA and quick resolution. Extensive experience in migrations including servers (Linux/Unix/Windows), websites, applications, databases (Oracle, MySQL, PostgreSQL, MongoDB) and mail systems like Zimbra, Exchange, Office 365, cPanel, Plesk and more. Experienced in network security, firewall setup, vulnerability assessment and securing infrastructure against cyber threats. Hands-on experience with DevOps tools like Jenkins, Terraform, Ansible, Prometheus and Grafana for automation and monitoring. Strong experience with hosting panels like cPanel/WHM, Plesk, DirectAdmin, ISPConfig, Webmin, Virtualmin and others. Worked on monitoring and management tools like Nagios, Cacti, Zenoss and other enterprise solutions. Certified RHCE, RHCSA, RHCVA, OpenStack, Oracle Cloud (OCI) Professional and Mirantis Cloud certified. Expert in Active Directory, Microsoft Exchange and Windows server environment setup, migration and management. I believe in delivering reliable, scalable and production-ready solutions with strong security and proactive support. AS AN ENGINEER, I BELIEVE NOTHING IS IMPOSSIBLE TO IMPLEMENT. In addition to this, I look forward to working on your projects in your budget. menos -
Contratar rupa37
I bring over 15 years of extensive experience in the fields of system administration and DevOps, making me a seasoned professional in managing and optimizing IT infrastructures. With a strong foundation in virtualization technologies, I excel in creating efficient and scalable virtualized environments. My expertise...I bring over 15 years of extensive experience in the fields of system administration and DevOps, making me a seasoned professional in managing and optimizing IT infrastructures. With a strong foundation in virtualization technologies, I excel in creating efficient and scalable virtualized environments. My expertise extends to a wide range of Linux systems, and I am well-versed in handling various distributions, ensuring their stability, security, and performance. I have a proven track record of successfully deploying web applications, guaranteeing smooth and reliable online experiences for users. One of my core strengths lies in managing system updates and applying security patches promptly, reducing vulnerabilities and minimizing downtime. My commitment to network security is unwavering, and I implement robust measures to protect data and maintain the integrity of systems. Furthermore, my proficiency in Cisco networking solutions allows me to design, configure, and troubleshoot complex network infrastructures, ensuring seamless connectivity and optimal performance. Additionally, I have a solid understanding of <b> HPE (Hewlett Packard Enterprise) </b>equipment, enabling me to efficiently manage and maintain these devices to meet organizational needs. With my extensive knowledge, practical experience, and dedication to staying updated with the latest industry trends, I am well-equipped to contribute significantly to any organization's IT operations, ensuring they run smoothly, securely, and efficiently. menos
