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Clients rate CentOS developers
Rating is 4.8 out of 5.
4.8/5
based on 601 client reviews
  • $65 hourly
    • 4.6/5
    • (57 jobs)
    My Name Is Shahid Malla, i am from Kashmir, I am a WHMCS Expert which I'm working as a top-level Linux System Administrator with 7 Years of experience. I Do Support Any VMS/VPS Clouds Dedicated Server. Running Linux Operating Systems Like Centos, Debian, Ubuntu, Fedora CloudLinux. I Also Work On Some Control Panels, cPanel/WHM, Direct Admin, Plesk Onyx, Vesta, CWP, CyberPanel, Sentora, Zadmin, Webmin, IPTV Setup, IPTV WHMS, Design IPTV Website, WHMCS installation & Configuration. and WordPress Design and Development. I have developed more then 300 websites for hosting companies in the last 2 years. My Top Skills: #WHMCS #WordPress #Website_Secuirty #Server_Configuartion #WHM/cPanel #ProxyChainBypass
    Featured Skill CentOS
    WordPress Development
    WordPress Security
    Bug Fix
    Web Hosting
    WHMCS Development
    cPanel
    Web Host Manager
    Amazon Web Services
    System Administration
    Website Security
    Website Customization
    Web Design
    Web Development
    WordPress
    Website
  • $35 hourly
    • 4.9/5
    • (17 jobs)
    Work Experience : 10+ years of work experience in IT industry. Skill Set: 1. Postgres/MySQL/Oracle/MongoDB/InfluxDB Database administration and Performance optimization 2. RHEL/CentOS/Ubuntu/Debian Administration 3. AWS/AZURE/GCP cloud administration 4. DevOps 5. WebServer Administration: Apache Tomcat/Nginx 6. Open Source Ticketing system: Zammad/FreeDesk 7. ActiveMQ and ElasticSearch administration 8. NextCloud , DropBox. 9. OpenStack. 10. Automation: Automation of repetitive tasks using Bash, Shell, Python and Ansible script.
    Featured Skill CentOS
    Odoo Administration
    DevOps
    Backup Administration
    Backup & Migration
    Apache Tomcat
    Red Hat Enterprise Linux
    PostgreSQL
    Database Administration
    Ansible
    Script
    Linux System Administration
    Ubuntu
    System Administration
  • $50 hourly
    • 4.9/5
    • (240 jobs)
    I am a certified Linux server administrator / DevOps Engineer having more than 11 years of experience in configuring and managing simple to very complex server infrastructures. Automation is one of the vital skills that I possess and have employed throughout my career. I offer following services ▶️ Server infrastructure setup, management And Monitoring ▶️ Kubernetes cluster setup with HA architecture, Docker, Docker Swarm setup ▶️ CI/CD pipelines, Jenkins, CodeDeploy and CircleCI ▶️ Full automation with Ansible, Terraform and cloudFormation ▶️ DevOps support ▶️ Version control systems like Git, SVN, BitBucket ▶️ Server Security Hardening And Malware Removal ▶️ Server Optimization ▶️ Server/Website Migration ▶️ WHM/cpanel, Plesk, Virtualmin CWP management ▶️ Mail server implementation, Spam filtering, deliverability, and migration ▶️ WHMCS installation and administration ▶️ Virtualization support (OpenVZ, KVM) ▶️ Popular cloud server infrastructure setup and management (AWS, Rackspace, Digital Ocean, Linode, Google Cloud, Azure, Alibaba cloud, Softlayer and many more) ▶️ Troubleshooting Server And Network issues My objective is to bring excellent client satisfaction, providing quality and professional work. I assure you that you will not regret by hiring me. Moreover my job history and client reviews says EVERYTHING.. :)
    Featured Skill CentOS
    Mail Server Implementation
    LAMP Administration
    MySQL
    Web Hosting
    Amazon EC2
    cPanel
    Docker
    Linux System Administration
    Kubernetes
    Domain Migration
    Malware Removal
    Google Cloud Platform
    Ubuntu
  • $35 hourly
    • 4.9/5
    • (102 jobs)
    I love to do urgent jobs. For most of you, time is money, and I make sure that problems are resolved as fast as possible.. I have versatile experience in setting up and managing servers, optimizing them for the best usage and fine tuning the security aspects. I am very good in migrating websites or applications from one server to another with lowest possible downtime. Along with that I use shell scripting to automate day-to-day activities. I have set up and maintained clusters of DNS servers, web servers using Apache / Nginx controlled by a Load Balancer, Db servers using MySQL / Percona /MariaDB with Master - Slave replication. I have also experience in setting up NFS server for remote storage. I can be available any time on all weekdays and can provide industry references if needed. Why you wont regret for hiring me. 1. I love what I do and I insist on doing it well. 2. I follow certain work ethics and 100 % privacy and confidentiality is promised. 3. I do not outsource my projects. 4. I use Linux PC and Laptop and hence my computer is free from virus. 5. Have more than 3 active internet connections. I am 1. True professional. An engineer by profession and education. 2. I am honest. I don't boast on what I don't know. I know Linux and I know it well. 3. I would rather ask 100 questions than making mistakes. 4. NDA is fine. Can send it as a hard copy / fax / email. 5. I will be online on Skype / Gtalk / Yahoo / AIM and I will be available on email / phone. With my experience, I believe I can understand what is the requirement completely. I have been a help tech for the last 8+ years and I have been dealing with a lot of people ranging from technically sound server / network administrators and architects to laymen. I can effectively communicate in a language which is understandable to whom I am dealing with. Pasting below a briefing about my skills. my experiences include --Centos, FreeBSD, Ubuntu , Redhat --Windows -- PCI --Elastic Search --AWS --Cloudflare --CloudFront -- Nagios -- Apache , Nginx , Lighttpd , varnish cache -- Exim -- MySQL , Percona , MariaDB -- Bind -- NFS -- Shell scripting, Working over command line. -- Control panels like cPanel, Plesk, Webmin, zpanel,Centos webpanel -- Cloud operating systems like Applogic, Onapp. -- Working on KVM switch ( for installing OS / networking issue trouble shooting etc ) -- Server security , Firewalls, Mod Security --Customised server setup for Drupal , Wordpress , Joomla -- Documentation Skills -- Customer service skills - Helpdesk. And many other services / applications which are necessary for managing linux based servers and applications
    Featured Skill CentOS
    Cloud Migration
    Windows Server
    Cloudflare
    Amazon EC2
    Database Administration
    Ubuntu
    Amazon S3
    cPanel
    Apache Administration
    DevOps
    Amazon Web Services
    Linux System Administration
    DigitalOcean
    Plesk
  • $20 hourly
    • 4.9/5
    • (50 jobs)
    I have 5+ years of experience in the IT Industry with excellent knowledge and skills in server administration, Cpanel, DNS, nameservers, email account setup, email deliverability, email marketing, Google Suite Administrator, Multiple Email Account Management, Website Migration, Virtual Assistant, Microsoft Outlook, Google Suite, DNS, Email Marketing, Data Migration, Internet Marketing Email & Newsletter, Email Deliverability, Email Campaign Setup, Email Security, Email Marketing Strategy, SendGrid, Email Support, Office 365, Email Communication, Multiple Email Inbox Handling, Emails & Newsletters. My main goal is to keep my clients happy with my services. Skills and others: - SSH/Terminal/Shell - DNS and DNS records - Mail deliverability (DNS, SPF, DKIM, DMARC...) - Migrations (Sites, emails, databases) - Emails - SPAM - Security and Malware Cleanup. - VMWare - Hyper-V - IPTables - Firewall - UFW - Firewall - firewall-cmd - VPS/Virtual Machines - Dedicated Servers - SSL Certificates (Installation and settings) - WebServers (Apache, LiteSpeed, Nginx, IIS) - Databases (MySQL, SQL Server, MariaDB) - CloudLinux I can adapt to most jobs, if you have a problem or request about something that I do not know, I am passionate about learning and solving problems that are new to me.
    Featured Skill CentOS
    Windows Administration
    Apache Administration
    Linux System Administration
    Mail Server Implementation
    SSL
    Debian
    Email Deliverability
    WordPress
    Firewall
    Network Administration
    Google Cloud Platform
    Ubuntu
    Microsoft Azure
    Oracle Cloud
  • $35 hourly
    • 4.2/5
    • (37 jobs)
    Seasoned Linux System Administrator with expertise in Server administration & cybersecurity and experience working with 🌟Fortune 500 companies and US Govt projects.🌟 With over 10 years of industry experience, I am dedicated to providing top-notch services to my clients. As a certified ethical hacker, I possess the skills necessary to ensure robust server and website security. Key Skills: Linux Server Administration | Server Security Analyst | CentOS | Ubuntu | cPanel | Webmin | Plesk | Cloud Hosting | Security | SSL Certificates Description: 🎓Top Rated Plus (On and Off Now :P)🎓which includes only the top 1% professionals on Upwork, I bring a wealth of knowledge and hands-on experience in web development and Linux server administration. Managing multiple VPS and Dedicated servers for clients, I specialize in migrating websites and servers seamlessly. My expertise extends to popular hosting panels like cPanel, Webmin, Virtualmin, Plesk, and those of renowned hosting providers. My services include, but are not limited to: ✅ Seamless website and server migration ✅ Expert SSL certificate installation (Free & Paid) ✅ Robust DDoS attack protection for enhanced website security ✅ Thoroughly cleaning infected sites and servers ✅ DNS settings for domains and subdomains ✅ Email configurations with DKIM, SPF, and PTR records ✅ Cloudflare integration for improved website performance and security ✅ Install & Configure Prebuilt Scripts & Codes on all kinds of Server Environments. If you are an agency seeking reliable server and website security, I offer monthly maintenance services to keep your sites and servers secure. Additionally, I can efficiently organize your WordPress sites for optimized performance. Other Services I worked on Recently (This List is Ongoing) ✅ Odoo Community Edition Installation & Configuration ✅ Browser Automation Using Python ✅ VAPT / Security Audit Test Passing for Linux Servers. ✅ Flynax Installation & Configuration ✅ Wazuh Server Setup and Agent Installation I'm always open to new and challenging opportunities, so write to me if you have one! Keywords: GoDaddy | Hostinger | Wix | Contabo | Hetzner | AWS | Digital Ocean | Server Security | cPanel | CentOS | RedHat | Linux | CyberPanel | CloudPanel Thank you for considering my profile. Let's collaborate and take your web projects to new heights!
    Featured Skill CentOS
    Web Server
    cPanel
    Social Bookmarking Website
    Organic Traffic Growth
    Web Host Manager
    Linux System Administration
    PHP
    Security Management
    SEO Keyword Research
    Search Engine Optimization
  • $20 hourly
    • 4.9/5
    • (24 jobs)
    Welcome to my profile! With over 10 + years of experience as a System Administrator and Email Marketing expert, I bring a wealth of expertise in managing and optimizing various aspects of web hosting and server environments. Web Hosting Expertise : I specialize in a diverse range of hosting panels including WHM/Cpanel, Zpanel, Plesk, Virtualmin, Ispconfig panel, Direct Admin, Centos Web Panel, Webuzo, among others. My proficiency ensures seamless management and operation of hosting environments. Services Offered : My services encompass comprehensive Linux and Windows server setup, security enhancements, performance optimizations, seamless server migrations, SSL implementation, and meticulous management of server components such as Apache, Nginx, Postix, Exim, Bind DNS, and more. Linux OS Mastery : I am well-versed in various Linux distributions including Ubuntu, CentOS, Redhat, Fedora, Debian, and all Linux flavors, enabling me to cater to diverse server environments with precision and efficiency. Cloud Services : I offer expertise across leading cloud platforms such as Amazon Web Services, Linode, Digital Ocean, Google Cloud, ensuring robust and scalable hosting solutions tailored to your requirements. Email Campaign Management : Elevate your email marketing efforts with proficiency in a wide array of email campaign managers including Mailgun, Convertkit, SalesHandy, PHPlist, EmailOctopus, SendinBlue, AWS SES, Postal, PowerMTA, GreenArrow, Interspire, Mailwizz, Mumara, Sendy, Sendgrid, Mautic, ElasticEmail, Mailchimp, Klaviyo, and more. Firewall Expertise : My expertise extends to implementing and configuring firewalls such as Unix/Linux Iptables, CSF, and other firewall solutions to fortify your server security and protect against potential threats. I am dedicated to providing outstanding service and enhancing your hosting and server infrastructure. I eagerly anticipate working with you to accomplish your goals with effectiveness and efficiency.
    Featured Skill CentOS
    Automation
    Debian
    Docker
    Mailchimp
    Mautic
    DNS
    Amazon Web Services
    Apache HTTP Server
    System Administration
    Bash
    Server Virtualization
    Google Cloud Platform
    NGINX
    Linux
    Ubuntu
  • $25 hourly
    • 5.0/5
    • (30 jobs)
    I am Sanjay , a certified Linux admin who has 7 years of experience in this field.  My Expertise Includes: Linux server management Backup solutions Server securities & auditing  AWS cloud support  Web hosting setup & support  Cloud computing  load balancing Docker Application deployment  Email marketing setup & management.  I Provide Below Services : Linux Server management/Support AWS support/Aws cost control Web-hosting support Email Marketing support Load balancing and auto scalable infra setup Backup security and auditing 24/7 hour monitoring of resources Application deployment on linux server Advance notification for downtime/interruption Dedicated technician L3 With brilliant problem-solving skills, I am always ready to provide my clients with the best-in-class quality outcome on time. Though I believe in complete professionalism, I share a friendly bond with my clients and dedicatedly solve their problems. I avoid any chances of miscommunication with my clients and provide them with a unique and quality result. Both of my team members are dedicated and experienced in this field. I use tools such as Aws cloud, WHM/Cpanel, Plesk, CWP, Directadmin,  Virtualmin, vetsacp, digital ocean, Google cloud, centos, ubuntu, etc., to provide my clients with high-quality projects. There are many projects that I have successfully handed over to my clients previously, but among them, I've done a project of load-balancing setup over aws with on-demand auto-scaling, which helped the client to save cost and time as well. I am proud of this project and have done many others that can't be mentioned in this little space. Whenever you feel the need for a hardworking and enthusiastic freelancer to get your job done efficiently, feel free to contact me as I am 24×7 available in the Indian time zone. Thank you.
    Featured Skill CentOS
    Amazon Web Services
    Ubuntu
    Linux
    cPanel
    Plesk
    NGINX
    Apache Administration
    Debian
    Load Balancing
    Web Hosting
    Cloud Computing
    SSL Certificate
    Linux System Administration
    Email Marketing
  • $20 hourly
    • 4.9/5
    • (406 jobs)
    I am RHCE & RHCSS certified professional with over 5 years of System and Database Administration experience including experience in the areas of different Linux Distribution like Redhat, Suse-Linux, CentOS, Ubuntu, Debian, Window Server and database like MySQL, Oracle etc. I am very hardworking, dedicated and honest person and always give my 100%.
    Featured Skill CentOS
    SSH
    Windows Administration
    WordPress Malware Removal
    Web Hosting
    SSL Certificate
    Email Support
    Website Migration
    Proxmox VE
    Amazon EC2
    Domain Migration
    Linux System Administration
    LAMP Administration
    cPanel
    Plesk
    Amazon Web Services
    Ubuntu
  • $30 hourly
    • 5.0/5
    • (24 jobs)
    10+ years of experience in Linux administrations along with CloudOps & DevOps skills Technical Skills: * SysOps - Linux Servers Administration - Bash Scripting - Apache, Nginx web servers, Applications setup, migration, and security - SSL certificate management - Monitoring tools - Nagios, Cloudwatch, Dogwatch, NewRelic, ELK - WordPress singe and Multi-site environment - Performance optimization of servers - Apache NIFI administration and flow management, monitoring * CloudOps - Migration from on-perm infrastructure to the cloud, generally reducing costs by 30% to 50%. - Infrastructure Creation and Management, Manage Security of Cloud Resources, Setup Load balancing, Autoscaling, WAF rules, Cost optimization/analysis * DevOps - Complete DevOps Strategy Planning and implementation - GitHub, GitLab, Bitbucket, Jenkins, GitLab, Bamboo - Azure DevOps, AWS Codebuild and Code deploy, Terraform, Cloudformation, Ansible, Secrets Manger, Hashicorp Vault and Consul - Docker, Kubernetes
    Featured Skill CentOS
    Linux System Administration
    DevOps Engineering
    Bash Programming
    DNS
    Network Administration
    AWS CloudFormation
    Azure DevOps
    Ubuntu
    VMware Administration
    Web Development
    Amazon ECS for Kubernetes
    AWS CodePipeline
    Mobile App Development
    Web Hosting
    PHP
    WordPress
  • $18 hourly
    • 5.0/5
    • (153 jobs)
    With over 10 years of professional experience in Linux server administration, I specialize in implementing, managing, and troubleshooting diverse Linux environments. My expertise includes providing world-class web hosting support to leading hosting companies and data centers worldwide, as well as setting up, optimizing, and maintaining web servers using Apache, Nginx, BIND DNS, PHP (5.x to 8.x), and MySQL/MariaDB. I have a proven track record of handling critical tasks such as server security hardening, kernel upgrades, and server performance optimization. Additionally, I am proficient in administering and monitoring Linux servers remotely using advanced tools and technologies. Key Specialties: Linux System Administration (CentOS, AlmaLinux, RHEL, Debian, Ubuntu, CloudLinux) Large-scale server migrations, including WordPress and Joomla migrations Server upgrades, including CentOS 7 to AlmaLinux 8/9 transitions Expertise in web hosting panels (cPanel, Plesk, DirectAdmin, Virtualmin) and cloud solutions (AWS EC2, Lightsail, DigitalOcean, Linode, Vultr, Google Cloud) Expertise in DNS integration for Shopify, Wix, Cloudflare, Google WorkSpace, Microsoft 365 DNS administration, including advanced configurations for SPF, DMARC, and DKIM PCI compliance management, server disaster recovery, and data restoration Website security, including hack cleanups and proactive hardening Tools and Technologies: LAMP stacks, DNS, and mail servers (Exim/Postfix) Backup solutions (R1Soft, rsync-based scripting) Server monitoring (Nagios) and optimization tools Security-focused tools like CSF and LFD If you're looking for a dedicated and detail-oriented Linux server administrator who can ensure your systems run smoothly and securely, let's collaborate to meet your technical goals.
    Featured Skill CentOS
    Ubuntu
    Linux System Administration
    Debian
    cPanel
    Website Migration
    Amazon Lightsail
    MySQL
    Bash Programming
    Server
    Backup & Migration
    AWS Server Migration
    MariaDB
    DNS
    WordPress Migration
  • $15 hourly
    • 5.0/5
    • (13 jobs)
    I have tota 16 years experience unix/linux system admin , certified RHCE and 5 years in devops include kubernetes , docker swarm CI/CD with Jenkins and github actions, automation with ansible and python scripts. Certified in Aws and Azure. Worked in google cloud and Ditigal ocean and experts in linux system security, I am certified kubernetes administrator
    Featured Skill CentOS
    Ansible
    Kubernetes
    AIX
    Amazon ECS for Kubernetes
    Docker
    DigitalOcean
    Unix System Administration
    DevOps
    Linux System Administration
    Bash Programming
    Red Hat
    Ubuntu
    JavaScript
    Python
    Perl
  • $30 hourly
    • 5.0/5
    • (49 jobs)
    Hello, I'm Brijendra Sial, a seasoned IT professional with an extensive 15-year journey in server management and optimization. Throughout my career, I've been at the forefront of crafting solutions that drive enhanced performance, fortified security, and responsive support services. My passion for innovation fuels my commitment to tackle a range of complex IT challenges, from ensuring stringent security measures to efficient database management and seamless technical troubleshooting. My expertise encompasses a wide spectrum: - Proficiently installing servers and configuring control panels to meet your specifications. - Employing rigorous hardening procedures to comply with the strictest security standards. - Establishing DNS clusters for redundancy and automated replication. - Elevating server stability and performance to new heights. - Facilitating Continuous Integration and Continuous Deployment (CI/CD) through platforms like GitHub and Jenkins, coupled with hands-on experience deploying on Tomcat and Lambda. - Amplifying email deliverability by expertly managing IP reputation, implementing SPF, DKIM, and DMARC protocols. - Implementing SSL certificates, fortifying firewalls, and deploying fail2ban/LFD to counter brute force attacks. - Integrating Web Application Firewalls (WAFs) and Content Delivery Networks (CDNs). - Mitigating DDoS assaults with a robust toolkit, including NGINX/Apache, fail2ban, CSF, and advanced filtering techniques. - Orchestrating seamless server migration and site transfers. - Maximizing speed and managing high traffic loads through a strategic blend of Apache, NGINX (both backend and reverse proxy), Varnish cache, Redis, Memcached, and PHP Apache. My profound grasp of mail server management is complemented by overseeing security, monitoring, optimization, and upkeep across a diverse range of Linux and Windows servers. This includes web servers (Apache, IIS, Nginx), database servers (MySQL, MariaDB, PostgreSQL), and Exim mail servers. I welcome the opportunity to engage further about your project's unique requirements. Please don't hesitate to reach out, and I'll be more than happy to share more insights. Thank you for your consideration. Best regards, Brijendra Sial
    Featured Skill CentOS
    Server Administration
    Email Deliverability
    cPanel
    Web Development
    PHP
    Linux System Administration
    NGINX
    Ubuntu
    Linux
  • $20 hourly
    • 5.0/5
    • (24 jobs)
    Managing various application of Linux/Unix environments. ✔️ Linux:- CentOS | Ubuntu | Debian | Redhat ✔️ Apache | Nginx | LiteSpeed | MySQL | PhpMyAdmin | CWP | WHM | cPanel ✔️ Deployments:- LAMP | LEMP | Node.js | Python | Tomcat | JBoss | RoR ✔️ CMS:- Wordpress | Drupal | Joomla | Mediawiki | Moodle ✔️ Email Servers:- Zimbra | Postfix | Mail-in-a-box | modoboa ✔️ Google GSuite | Microsoft 365 Admin | Sendgrid | AWS SES ✔️ Networking/Firewall | PfSense | IPFire | OpenVPN ✔️ DNS | NFS | SAMBA| FreeNAS ✔️ DevOps | CI/CD | Jenkins | Ansible | Git ✔️ Containerisation | Docker |Kubernetes ✔️ FreePBX | Digium VOIP System ✔️ Cloud Platform | AWS | Linode | DigitalOcean | Azure | GCP ✔️ VMware | vSphere (vCenter, ESXi) | VirtualBox | KVM | QEMU
    Featured Skill CentOS
    cPanel
    Linux System Administration
    SSL
    NGINX
  • $25 hourly
    • 4.9/5
    • (192 jobs)
    🏅 𝐓𝐨𝐩 𝐑𝐚𝐭𝐞𝐝 | 🏅 100% 𝐉𝐨𝐛 𝐒𝐮𝐜𝐜𝐞𝐬𝐬 𝐒𝐜𝐨𝐫𝐞 | 🏅 $30k+ 𝐄𝐚𝐫𝐧𝐞𝐝 | 🏅2100+ 𝐇𝐨𝐮𝐫𝐬 𝐖𝐨𝐫𝐤𝐞𝐝 | 🏅 180+ 𝐉𝐨𝐛𝐬 𝐃𝐞𝐥𝐢𝐯𝐞𝐫𝐞𝐝 • 5+ Years experience on Linux and Windows Server Administration • 2+ Years as Security Expert Experienced in: • Cloud Infa - Google Cloud (GCP) /AWS/ DigitalOcean / Rackspace / OVH / Vultr • Web Servers – Apache / IIS / Nginx / Tomcat / HA Proxy • Database Servers: MySQL / MariaDB / MS SQL Server (All Versions) • Mail Servers: Postfix / Exim / MS Exchange / Zimbra / Windows SMTP / MailEnable • Hosted Mail System: G-Suite / Office 365 / Yahoo / GoDaddy Mail • Security: SSL/TLS / PCI Compliance • Control Panel: WHM/cPanel / Plesk / DirectAdmin / VestaCP / CentosWebPanel • CDN: CloudFront / CloudFlare / Incapsula)
    Featured Skill CentOS
    Web Host Manager
    Server
    Plesk
    Windows Server
    Linux System Administration
    PHP
    CSS
    HTML5
    WordPress
    HTML
    Shopify
  • $17 hourly
    • 4.9/5
    • (25 jobs)
    With over 7+ years of hands-on experience, I am a seasoned Linux System Administrator ready to tackle your server challenges and enhance your system's performance and security. As a dedicated professional, I specialize in the following key areas: 🛠️ Server Configuration and Optimization: Transforming server setups into efficient powerhouses is my forte. From initial configuration to ongoing performance optimization, I ensure your systems run seamlessly. 🔐 Security Hardening: Protecting your digital assets is paramount. I implement robust security measures, including access controls, firewalls, and regular audits, to safeguard your servers from potential threats. 🚀 Network Administration: Streamlining network operations is crucial for any business. I bring expertise in network design, implementation, and troubleshooting, ensuring your systems communicate flawlessly. 🤖 Scripting and Automation(Shell, python): Boosting efficiency through automation is a game-changer. I leverage scripting languages to automate routine tasks, saving you time and resources. 💼 DevOps Integration: As a Linux DevOps enthusiast, I seamlessly integrate development and operations, fostering collaboration and accelerating your software delivery pipeline. 🌐 Multi-Distribution Proficiency: Whether it's Debian, CentOS, Ubuntu, or others, I am well-versed in various Linux distributions, ensuring adaptability to your specific needs. 🏆 Proven Track Record: Throughout my career, I've successfully managed numerous projects, overcoming challenges and delivering results that exceed expectations. Let's collaborate to take your Linux infrastructure to new heights. Whether you need a one-time system overhaul or ongoing support, I am here to contribute to your success. Contact me to discuss how we can elevate your systems together!
    Featured Skill CentOS
    Amazon EC2
    SSL
    Unix Shell
    DevOps
    MySQL
    Web Proxy
    Linux System Administration
    R Shiny
    SMTP
    Google Cloud Platform
    NGINX
    Apache HTTP Server
    Ubuntu
    Linux
  • $15 hourly
    • 4.5/5
    • (35 jobs)
    IT Expert with 10+ years of experience in Managing Windows and Linux-based server infrastructures, Network security & Administration, and software solutions. Here are some major services on which I am working: ☑️- Server Administration : ✔️ Windows server : ADDC, DNS, DHCP, WSUS, Group Policy Management, RDP Server, WDS Server, IIS Server, MS Exchange Server, MS SharePoint, MS Office 365, MS One Drive, MS Teams, File Server (NAS & SAN) , FTP, NTP and many more ✔️ Linux Server : SAMBA ADDC LDAP, SAMBA File Server, DNS, DHCP, Mail Servers (Zimbra, PMTA, Send grid, Squirrel mail, Roundcube). Web Servers (Tomcat, apache, nginx, light speed), MySQL, MariaDB, Postgress, FTP, NTP, Ticketing tools (Manage engine, OS ticket, OTRS Ticket, Citrix XenApp, JIRA, Service now), Monitoring Tools ( Check_mk, Syslog, Nagios, Cacti, ELK Stack, Zabix, xymon, PRTG), IDS Server ( OSSEC, WAZUH, SNORT, Suricata, BRO, Tripwire, Security Onion), DLP/Encryption/ Threat Prevention Server ( Symantec, Sophos, McAfee), Threat Intelligence server (MISP, Mitre, OpenCTI), The Hive with Cortex, ArcSight Server, Dialer Server ( VCdialer, go auto dialer, ViciBox, Altitude Dialer), Virtaul Hypervisor ( VMware ESXi, Proxomox, Virtual Box, VMware Workstation), GenieACS TR-069 remote management server, Vulnerability Assessment Scanner Tools (OpenVAS, Nessus Professional, Wireshark, Comodo cWatch, Tripwire IP360) , SonarQube Code analysis Tool, NXfilter URL Filtering tool and Many More.. ☑️- Network Administration: Key Network Skills & Security Products Experience: o Firewall – Checkpoint, Cisco ASA, Palo Alto, Fortigate, Sophos, o Router & Switches : Cisco, Mikrotik, Ubiquiti, Netgear, Aruba o Intrusion Detection & prevention – Cisco, Checkpoint, Sophos o Switching: Vlan, Inter Vlan, Stp, Vtp, EtherChannel, Switch Port o Configuration and troubleshooting of routing protocols OSPF, RIP, EIGRP, BGP o Setup of security implementations (Filtering Tool ACL, route map, port security.) o Well versed in the operations, configuring, and troubleshooting of various issues in Checkpoint and Cisco, Mikrotik, Ubiquiti, Netgear & Aruba Devices. o Checkpoint IPSec VPN Blade, Application & URL filtering Blade, IPS Blades, o Configuration & troubleshooting of IPSEC and S2S VPN ☑️- Information Security I helps organizations stay compliant with all the important standards like PCI DSS, HIPPA, ISO 27001, GDPR, FISMA, and GLBA. In addition to these compliances, I also help companies with Information Security Assessments and Penetration & Vulnerability Testing for identifying loopholes in their security infrastructure and BCP/DR consulting for building programs to stay ahead of future security incidents. ☑️- Cloud Solutions: I Helps organizations to deploy their services on AWS, GCP, and Microsoft Azure cloud. ☑️- Website Development & Designing : I helps organizations in website designing, development, internet marketing, hosting and support services, as well as web and mobile app development.
    Featured Skill CentOS
    Amazon EC2
    Configuration Management
    OpenVAS
    GPO
    Network Penetration Testing
    Microsoft Office
    Microsoft IIS
    DNS
    Linux System Administration
    DHCP
    Red Hat Enterprise Linux
    Linux
    Ubuntu
    VMWare
  • $20 hourly
    • 3.9/5
    • (33 jobs)
    Hello Upworkers, I am Sumit Bhardwaj, having 10 years of experience as Server administration and SEO. I am one of top rated professional at Upwork due to my working skills and availability. My Major skills consist: ☛ AWS Web Services Expert(EC2, Route53, Cloudwatch, CLoudtrail, ELB, S3, Route 53, etc) ☛ Linux, CentOS, Ubuntu, Debian ☛ CPanel/WHM, Plesk, Centos Web Panel, Vesta Panel, etc. ☛ Local Business Marketing ☛ Google and Bing Ads, PPC ☛ SEO, SMO Feel free to contact me anytime. Thanks
    Featured Skill CentOS
    CI/CD
    Docker
    DigitalOcean
    cPanel
    Plesk
    AWS CloudFront
    Google Ads
    Cloudflare
    WordPress
    Email Deliverability
    Amazon Web Services
    Ubuntu
    Linux
    DNS
  • $65 hourly
    • 5.0/5
    • (10 jobs)
    15 Years of Experience | Absolute IT Administrator - VPS, Domain, Websites, Email Expert. cPanel/WHM and Plesk Partner The Southern Gujarat Chamber of Commerce and Industry Committee Member - IT and Communication Infrastructure and Cyber Security Linux system administrator with 15 years of experience in hosting, server, network, security, and backup management. ✅ 100% Job Success ✅ Email Deliverability Experts ✅ 5 Star Clients' Feedback ✅ 24x7x365 Availability ✅ +15 Years of Experience ✅ Consultation for 500 Fortune Companies ✅ DevOps Engineer ✅ AWS, GCP, CCNP, CCNA, RHCE, MCSE, MCSA, MCP, MCTS, JNCIA, CCNSP, Arbor TRA, SGBox, QUALYS, PCI DSS Certified Engineer Specialist for WebHosting Manager (WHM) / cPanel and Centos Web Panel (CWP), Virtualmin, Webmin. "Nitin and Team are absolutely world-class. The response time is remarkable to any request and he is extremely capable in regards to SecOps and managing your network infrastructure. Nitin is the trusted advisor all startups or established organizations would be well supported by his guidance and overall system operations. It’s been and continues to be a pleasure to work with Nitin over the last 4+ years. " Brandon G. | Founder Infra Administration & DevOps Expert Jul 2021 Verified AWS, GCP, CCNP, CCNA, RHCE, MCSA, MCSE, MCP, JNCIA, AWS, CCNSP, PCI DSS, Arbor TRA, SGBox SIEM, and DevOps certified For over a decade, I have managed IT Infrastructure for various companies in India, the US, Canada, and European companies. Working for the biggest Shared Hosting Company in Europe and administering more than 40k servers taking into account performance, disaster & recovery, monitoring, scalability, redundancy, high availability, intrusion & malware detection. Experienced in MNCs like Juniper, Samsung, Convergys, Arbor, NetScout, Qualys, Elitecore, Sterlite, and Etisalat. Key Skills & Expertise: • cPanel/WHM • Linux/CentOS/CloudLinux/Ubuntu • PTR / rDNS • DNS / Nameservers • DNS Migrations & Planning • Email Deliverability (DKIM, SPF, DMARC & BIMI) • Google Workspace • WordPress Migrations • WordPress Troubleshooting • WordPress Migrations • CloudFlare Setup • Domain Registrations, Renewals & Suspensions • SSLs (including CSR & Private Keys) • AWS LightSail SSL Installs I've helped clients on some of the following hosts/providers - Bluehost GoDaddy WPEngine Siteground Wix Shopify AWS Sendgrid Softr.io Cloudways AWS Lightsail Siteground Google Domains Squarespace I pride myself on being direct, upfront, and always striving to provide my clients with the highest level of support. Should you have any questions or concerns, I will go above and beyond to help you and ensure your project runs smoothly. Please don't hesitate to ask for assistance or further information about my services. I typically prefer to work under a fixed-price contract where I'll estimate the time it will take and give you a quote based on that.
    Featured Skill CentOS
    Amazon ECS
    cPanel
    Docker
    WordPress
    Kubernetes
    DevOps
    Ubuntu
    Email Deliverability
    FreePBX
    Network Monitoring
    System Administration
    Linux
    Firewall
    DNS
  • $38 hourly
    • 4.9/5
    • (40 jobs)
    Certifications: ------------------ • Certified Kubernetes Administrator(CKA) • AWS Certified Solutions Architect (Professional) • AWS Certified Solutions Architect (Associate) • Microsoft Certified: Azure Administrator • RedHat Certified System Administrator • RedHat Certified System Engineer DevOps Expert, AWS Certified Solution Architect, Redhat Certified System engineer with 10 years of Hands on experience with multiple companies and IT Infrastructure projects, worked AWS, Google Cloud(GCP), Azure, Digital Ocean, and other providers and Implementation of many DevOps-related projects based on Serverless Architecture, Ansible, Docker, Kubernetes, Terraform, etc. Detailed technical knowledge and hands-on experience in DevOps, Automation, Build Engineering, and Configuration Management. Extensive experience in the design and implementation of fully automated Continuous Integration, Continuous Delivery, Continuous Deployment pipelines, and DevOps processes for Agile projects across the Financial, Broadcast, and Media Sectors. Experience : ✔ Docker Experience: Orchestration with Docker-Compose, Deployment with Docker-Machine, Clustering with Docker Swarm and Kubernetes, Clustering with AWS ECS, Production Container Deployments with Kubernetes and AWS. ✔ AWS: Code Commit, Code Deploy, Code Build, Code pipeline, ECS, EKS, EC2, S3, IAM, CloudFormation, Lambda, API Gateway, Route 53, VPC, RDS, DynamoDB, Elastic Beanstalk, AWS workspaces Elastic Container services, Elastic load Balancing, WAF and CloudFront, SES, SQS, EKS, ECS ✔ DevOps: Openstack, Jenkins, TeamCity, Ansible, Puppet, Cloudformation, Terraform, Gitlab, Github, Bitbucket mgmt. ✔ Database: Mysql, MariaDB, PostgreSQL, MongoDB, Redis, and elasticache & Oracle Database ✔ Cloud: AWS, Google Cloud, Azure, Linode, Rackspace, Digital Ocean. ✔ OS: Centos, Ubuntu, Redhat, Debian, Windows Server. ✔ Service and tools (stack): Docker, Kubernetes, Apache Mesos, Marathon, Kafka, Zookeeper, ELK stack, Elasticsearch, Logstash, Kibana, Active MQ, Nagios, Apache, NGINX, PHP LAMP stack, Laravel, MEAN Stack, WordPress, SSL certificate, Let'sEncrypt SSL, Comodo SSL. ✔ Monitoring tools: Prometheus, Zabbix, Nagios, Datadog Let's talk more about how can i assist you with my work and experience. Best Regards,
    Featured Skill CentOS
    Linux System Administration
    Amazon EC2
    AWS CodeDeploy
    AWS Lambda
    DevOps
    Kubernetes
    MySQL
    Terraform
    Docker
    MongoDB
    Covers & Packaging
    Amazon Web Services
    Google Cloud Platform
    NGINX
    Microsoft Windows
  • $40 hourly
    • 5.0/5
    • (316 jobs)
    15 Years experience as Sr. Linux Admin, Unix Admin, System Admin, Storage Admin, Server Admin, Virtualization Expert as well as Database Admin Strong experience in installing, configuring, maintaining and troubleshooting anything on Linux/Unix/Windows, Raspberry * OS: Centos, RHEL, Ubuntu, Debian, Cloudlinux, Windows * System Backup and Recovery including System boot and kernel issues * Server Security and Server Hardening: FIREWALLD, UFW, IPTABLES, Selinux, TCP Wrappers, finding security vulnerabilities and resolving the issue using audit tools. * Server Management: User/Disk/File Management, Routing, Team Bonding, Linux Network, ISCSI, Multipath, Kannel, LVM, Partitions, RAID. * System Monitoring Tools: Whats Up Gold, Netflow, IFTOP, IPTRAF, Nagios, Zabbix, OSSEC * Data Center Management: Good experience in Management of Servers on Cisco, HP, IBM, Dell, Supermicro, etc. * Hardware and Software RAID * Network Sharing: NFS, VSFTPD, Samba, etc. * SAN/NAS Storage: HP, IBM, Dell, EMC, Netapp, Lenovo, etc. * Virtualization: Virtualizor, KVM, Xen, ESXI, Oracle VirtualBox, VMware, Vcenter Converter, etc. * Configuring and Managing LAMP/LEMP (linux, Apache, Nginx, Mysql and Php), SSL/HTTPS including Letsencrypt * cPanel/WHM, Webmin, Plesk, VirtualMin * Cloud: AWS, GCP, Digital Ocean, OVH, etc * Server Architecture: NTP, SSH, SQUID, DHCP, BIND, Postfix, Sendmail, VNC, Kannel, HA-Lizard, DRBD, XCD-NG, RSYNC, ISCSI, Multipath, etc. * Applications and Open Source Tools: WHMCS, Opencloud, Nextcloud, Zulip, OpenVPN, Polr, Odoo, Advandate, Openmeetings, TOR, Keycloak, Rocket chat, Opencanary, eSignForms, Apache Nifi * Linux Commands: Excellent Knowledge of Linux commands, Administration and Shell Scripting. * Streaming Solutions: Experience on Darwin Streaming Server, Wowza Streaming Engine, Xenon Live Encoder, Xenon Streaming Server, Xenon Streaming Mediator, Crypton Headends.
    Featured Skill CentOS
    Plesk
    cPanel
    MySQL
    Virtual Private Server
    VMware ESX Server
    Linux System Administration
    Amazon EC2
    Unix System Administration
    Red Hat Enterprise Linux
    Unix Shell
    Virtualization
    SSL
    Linux
    Ubuntu
  • $120 hourly
    • 4.8/5
    • (160 jobs)
    I am a qualified server administrator with the right kind of expertise, enthusiasm and dedication required to resolve complex server issues. I do possess extensive hands-on knowledge on a diversified array of server administration activities including, but not limited to, server management & troubleshooting, migration support, performance optimization, security hardening, help desk management, web hosting support, IT infrastructure outsourcing and system integration services. I offer comprehensive server administration, management, configuration and integration services for both Windows and Linux servers under a single roof. Our in-house team of Microsoft, Red Hat and Cisco certified server admins specialize in - Linux Server Support Windows Server Support Control Panel Management Web Hosting Support Dedicated Server Support Cloud Server Support VPS Node Support Server Monitoring, Security Hardening & Health Check Server Performance Optimization System Integration Services. With extensive hands-on knowledge and excellent work ethics, you can rest assured that your servers are getting the attention that they deserve.
    Featured Skill CentOS
    DigitalOcean
    WordPress
    OpenStack
    Amazon EC2
    Linux System Administration
    Plesk
    Java
    MySQL
    cPanel
    Ubuntu
    NGINX
  • $25 hourly
    • 4.8/5
    • (145 jobs)
    Last Updated 13th April, 2025 ✅ Rewarded as TOP RATED Plus Developer tag by Upwork ✅ USD 200K+ earnings and still counting ✅ 10000 plus hours and still counting plus the fixed contracts. ✅ 141 jobs completed successfully ✅ High-Quality Work ✅ Cost-Efficient Services ✅ Fluent English Verified ✅ 15+ Years Of Experience ✅ Long-term working relationship Hello All, I’m a Full Stack Developer with 15+ years of experience 🏆 in web development with WordPress/WooCommerce, Shopify, and PHP Frameworks. I work with complete dedication and offer services to review my work without charging upfront. I believe in communication, and it is the key to success. Regular updates and scrum meetings are my mantras to succeed. 🥇Shopify Services ✅ Shopify store development, theme installation and customisation ✅ Shopify Apps development ( Private and Public) ✅ 3rd Party APIs integration, CRM Integration, Email automation and Marketing tool integration (e.g- Klaviyo, Omnisend, Conversion), Payment gateway integration, Accounting tool integration (Quickbooks, ERP, Zoho, Xero), POS systems integration, Order automation, Shipping company tool integration, and any kind of 3rd party tool integration. 🥇WordPress/WooCommerce Services: I have fantastic control over the following activities related to WordPress:- ✅ Creating theme design using PSD or page builders - Elementor Pro, Divi Builder, Visual Composer, and many more. ✅ Upgrading/Customisation themes, plugins, etc, ✅ Using child theme for custom work protection, ✅ WordPress Installation & Maintenance etc. And many more things. 🥇 Skills: ✅ FrontEnd: HTML, CSS, Bootstrap, JQuery, and Angular Consultation ✅ Backend: PHP, MySQL, Laravel, CakePHP and CorePHP Consultation Looking forward to meeting you and discussing the requirements. Best Regards Sushant Sharma
    Featured Skill CentOS
    WordPress Development
    WordPress Website
    Laravel
    WordPress Plugin
    PHP
    VMware ESX Server
    VMware NSX
    Shopify Templates
    Shopify Plus
    WHMCS Development
    Amazon ECS
    Shopify Theme
    CSS
    Linux System Administration
  • $20 hourly
    • 4.9/5
    • (8 jobs)
    I am working as Technical Support Engineer, Have 5+ years experience in Infrastructure Management and Application Support. I am Red hat Certified Engineer and AWS certified solution architect. Below are my expertise. #Infrastructure creation and management. #Cloud hosting and management on aws/linode or digital ocean. #Zabbix Monitoring system. #Server patching. #Backup server installation and management. # Lamp Stack installation. #Tomcat installation. #Redhat/centos/ubuntu/debian administration. #SFTP #Apache/nginx installation(web site creation). #Website hosting on VPS. #DNS Management #Mail server installation. #Bulk Mailing.
    Featured Skill CentOS
    Email Deliverability
    Scriptwriting
    Network Administration
    HTTPS Setup
    Email Marketing
    Postfix SMTP Server
    Amazon EC2
    Zabbix
    Linux System Administration
    Infrastructure Management
    SSL Certificate
    Apache HTTP Server
    Bash
    DNS
  • $25 hourly
    • 4.9/5
    • (10 jobs)
    5 plus years of experience in Cloud & Infrastructure services . The core competency has been infrastructure Windows/VMWare/AD/ with Automation Tools (Arago , Stackstorm ) . Experienced in developing integration between ITSM tools to Automation platforms using Python and Flask with RestApi services . Rapid Application Deployment , as well as Monitoring Setup , inline with opensource as well as Enterprise applications .
    Featured Skill CentOS
    Linux System Administration
    Test Automation Framework
    VMware ESX Server
    ServiceNow
    DevOps
    RESTful API
    Node.js
    Microsoft Azure
    System Monitoring
    Amazon Web Services
    Windows Server
  • $15 hourly
    • 4.6/5
    • (5 jobs)
    Linux Professional (12+ Years) Open Source Projects Wide Knowledge in AWS and the Cloud providers CMS Software Good at SEO
    Featured Skill CentOS
    AWS CloudFormation
    Windows 10 Administration
    OpenShift
    GitHub
    Bash Programming
    Linux System Administration
    VMWare
    Deployment Automation
    Python
    Ansible
    Docker
  • $20 hourly
    • 4.8/5
    • (78 jobs)
    Hello, Find My Provided Services and Skills Below. - Creating automated/drip campaigns - Creating email content dynamically based on web site content using Mailchimp and programming tools. - High volume sending (MTA) Setup - Domain and IP warmup services - SMTP Server Setup - Auditing and Improving Setup - Email campaigns management with reporting - Responsive HTML template design - Deliverability Consultation - WHm/Cpanel, ISPManager, Plesk, VestaCP. - Debian. Ubuntu, CentOS - All type of server, like Dedicated server, VPS/VDS - Apache, Nginx, MySQL, php, named, postfix, exim, memcached. Remember : Email Deliverability (inbox and open rate) is not something which can have a quick fix instead it is a continuous journey. I am not a magician but a technician. * Deliverability and SMTP MTA Servers - Deliverability Audit - Managing IP and domain reputation (MxToolBox, Hetrix, ReturnPath) - Reducing spam score - Email verification / hygiene These are tools below As self hosted SMTP Servers and Email applications. --- Backend SMTP server :- Port25 PowerMTA (PMTA), MailerQ, PostFix, Zimbra, Postal, Exim --- Frontend Applications :- MailWizz, Mumara, Sendy, Mautic, Interspire, Mailcarry --- Third Party SMTP Setup :- Mailshake, Gsuite, Office365, Zoho email, GetResponse, Sendgrid, Mailgun, Elasticemail, Mailchimp , Mandrill, Amazon SES, Sendinblue, Sparkpost --- Email Testing Tools:- GlockApps, Mail-tester, EmailOnAcid, Litmus, Google Postmaster, Microsoft SNDS, ReturnPath feedback loops Other Skills Set --- DNS with any hosting provider like Cloudflare, GoDaddy, AWS Route 53 (SPF, DKIM, DMARC, reverse DNS) --- Infrastructure / VPS cloud providers : Linode, DigitalOcean, OVH, RackSpace, AWS, Google Cloud --- Operating Systems and Virtualization: CentOS, Ubuntu, RedHat, Xen, KVM, OpenVZ, Virtualizor --- Signing feedback loop with ISP (Google Postmaster, Microsoft SNDS, ReturnPath, Yahoo/AOL)
    Featured Skill CentOS
    Docker
    Sendy
    Bash
    SSL
    Troubleshooting
    Apache HTTP Server
    Postfix SMTP Server
    Linux System Administration
    Mautic
    Web Hosting
    MailWizz
    Email Marketing
    Campaign Management
    Email Campaign Setup
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