Linux Developers pentru angajare
Se afișează 545 rezultate
Freelanceri sponsorizați
-
Angajează pe farooqtahir2013
farooqtahir2013 farooqtahir2013
$50 USD/oră
✅ Network|System|VoIP|Cloud|DevOps|Security ExpertPakistanI am Network, Cybersecutiy, VoIP and System Engineer with over 10 years of professional experience. I have a demonstrated history of working in the field information technology and services industry. I have worked with both small and enterprise-sized companies to plan, design and implement the Network...I am Network, Cybersecutiy, VoIP and System Engineer with over 10 years of professional experience. I have a demonstrated history of working in the field information technology and services industry. I have worked with both small and enterprise-sized companies to plan, design and implement the Network infrastructure. I have worked with a wide verity of vendors such as Cisco, VMware, IBM, Mikrotik, Ubiquiti, Lenovo, Fortinet, Palo Alto, Checkpoint, Pfsense and Microsoft etc. I make sure to design and recommend things based on best practices. I possess the following expertise: ✅Network administration (Routing, Switching, VPNs). ✅VOIP (FreePBX, 3CX, Vodia, Asterisk and Cisco CUCM,CME ). ✅Wireless (Cisco, Ubiquiti, Aerohive, TPlink, Mikrotik). ✅Security (Cisco ASA, Fortinet , Palo Alto, Checkpoint, Sonicwall, PFsense, opnsense). ✅Virtualization (VMware, Microsoft HyperV, Proxmox). ✅System administration (Microsoft and Linux servers.) ✅Cloud computing, dedicated servers and VPS (OVH, Google, AWS, Digital ocean etc) Looking forward to working with you. Why Choose Me? ✅24 hours availability ✅Quick response ✅100% Project Delivery mai puțin -
Angajează pe AZTURK1
I have 7 years of experience deploying and maintaining a wide range of systems and services. My expertise includes: ✅ Server Operating Systems: Windows Server 2003 to 2024, Ubuntu, Debian, RHEL, CentOS. ✅ Directory service: Active Directory, OpenLDAP. ✅DNS, DHCP: Windows Server DNS, DHCP and Linux DNS, DHCP...I have 7 years of experience deploying and maintaining a wide range of systems and services. My expertise includes: ✅ Server Operating Systems: Windows Server 2003 to 2024, Ubuntu, Debian, RHEL, CentOS. ✅ Directory service: Active Directory, OpenLDAP. ✅DNS, DHCP: Windows Server DNS, DHCP and Linux DNS, DHCP services. ✅ Virtualization: Microsoft® Hyper-V, VMware Hypervisors (ESXI, vCenter), Proxmox, VirtualBox. ✅ Cloud Computing Platforms: AWS Amazon Web Services, Microsoft®, Google Cloud Platform(GCP). ✅ Self-Hosted Clouds: NextCloud, OwnCloud, Seafile. ✅ File servers: IIS FTP, proftpd, FileZilla FTP Server, SAMBA. ✅ Web servers: IIS, APACHE, NGINX ✅Scripting: PowerShell scripting, Bash Scripting ✅Containers: DOCKER, Windows Subsystem for Linux (WSL). ✅Backup Systems Veaam Backup, Iperius Backup, UrBackup. ✅ Mail servers: POSTFIX, EXIM, Microsoft Exchange 2000 to 2019, QMAIL ,Zimbra ,Mail Enable , SmarterMail, hMail. ✅ Database servers: MySQL, PostgreSQL ✅ Firewalls: Windows firewall,ISA/Forefront TMG, MikroTik, PFSense, Zywall and other Routers; ✅ Data Storage Systems: Netapp, FAS, EMC, VNX; ✅NAS: FreeNAS, TrueNAS ,Synology, QNAP, Buffalo ✅ Monitoring ZABBIX, CACTI, NAGIOS ✅ Hosting Panels: WHM-cPanel, PLESK, CyberPanel, aaPanel Why Choose Me? ✅24 hours availability ✅Unlimited revisions ✅Fast response Microsoft® Certified ** MCSA | MCSE | MCT ** mai puțin -
Angajează pe sabdsouza
With years of experience in web development and server management, I bring a wealth of expertise to the table. Whether you're a budding entrepreneur, a small business owner, or an established enterprise, my skills and dedication are at your service.With years of experience in web development and server management, I bring a wealth of expertise to the table. Whether you're a budding entrepreneur, a small business owner, or an established enterprise, my skills and dedication are at your service. mai puțin -
Angajează pe arslanshahid386
arslanshahid386 arslanshahid386
$25 USD/oră
Python | PHP | Laravel | JavaScript | WordPressPakistan🚀 Turn Your Ideas Into Powerful Web Solutions Your business needs more than just code - it needs a fast, scalable, and result-driven web solution. I’m a Full-Stack Web Developer with 4+ years of experience, helping startups and businesses build modern, secure, and high-performance web applications. 💻 What I Do...🚀 Turn Your Ideas Into Powerful Web Solutions Your business needs more than just code - it needs a fast, scalable, and result-driven web solution. I’m a Full-Stack Web Developer with 4+ years of experience, helping startups and businesses build modern, secure, and high-performance web applications. 💻 What I Do Best ✅ Backend Development ✔ PHP, Laravel, Livewire, Node.js & Express.js ✔ REST APIs, SaaS platforms, CRM systems ✅ Frontend Development ✔ React.js, Next.js ✔ Responsive & user-friendly UI ✅ Python & AI Automation ✔ Python scripting & automation ✔ AI-powered workflows and integrations ✔ Web scraping & data extraction (BeautifulSoup, Selenium, APIs) ✔ Data processing & automation tools ✅ CMS & E-commerce ✔ WordPress (custom themes, plugins, speed optimization) ✔ Shopify (store setup, theme customization, payment gateways) 🛠️ Projects I’ve Worked On ✔ E-commerce stores ✔ SaaS & subscription platforms ✔ CRM & admin dashboards ✔ Real-time apps (live chat, notifications) ✔ Automation tools & data scraping systems ✨ Why Work With Me ✔ Clean & scalable code ✔ Clear communication ✔ On-time delivery ✔ Business-focused solutions ✔ Support even after project completion Whether you’re building from scratch or improving an existing system, I’ll help you create something reliable, efficient, and ready to grow. 📩 Let’s work together - message me and let’s build something great! mai puțin -
Angajează pe rachitphuyal
💻 Anything IT 💻 Web & Development: MERN, LAMP, Laravel, CodeIgniter, Node.js, WordPress, Shopify, Custom CMS/CRM Servers & DevOps: Linux, Apache/Nginx, Docker, CI/CD, Automation, Virtualization, Deployment Databases: MySQL, PostgreSQL, MongoDB and other Mail & Communication: Mail servers, SMTP, VoIP, Vicidial,...💻 Anything IT 💻 Web & Development: MERN, LAMP, Laravel, CodeIgniter, Node.js, WordPress, Shopify, Custom CMS/CRM Servers & DevOps: Linux, Apache/Nginx, Docker, CI/CD, Automation, Virtualization, Deployment Databases: MySQL, PostgreSQL, MongoDB and other Mail & Communication: Mail servers, SMTP, VoIP, Vicidial, Asterisk Security & Scripts: Hardening, Pen Testing, Script Installations, Cron Jobs Fast, reliable, full-stack IT solutions – from code to servers. mai puțin -
Angajează pe iosifpeterfi
Senior Systems & Security Engineer with 15+ years in enterprise-grade IT. I design, harden, and operate high-availability infrastructure, and I streamline delivery with automation and clean processes. My focus: reliability, security, and clear documentation—so changes are low-risk and handovers are...Senior Systems & Security Engineer with 15+ years in enterprise-grade IT. I design, harden, and operate high-availability infrastructure, and I streamline delivery with automation and clean processes. My focus: reliability, security, and clear documentation—so changes are low-risk and handovers are effortless. Strengths: Infrastructure architecture & operations (Linux/Windows, virtualization, networking) Security hardening, identity & access, monitoring/observability Automation & DevOps practices (CI/CD, config management, IaC) Migrations and upgrades with minimal downtime Concise runbooks, risk-aware planning, and stakeholder-friendly communication Certifications: CompTIA Security+, Microsoft MCSE/MCSA/MCITP Languages: English (C2), German (C1), native Romanian Location: Germany • NDA-friendly • Reliable and responsive mai puțin -
Angajează pe MaTGaPa
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. __________________________ VERY IMPORTANT!!! “Hi I'm Matias, someone is trying to impersonate me, this account is the only one active and verified by freelancer! I DON'T USE ANY OTHER MEANS OF CONTACT, ONLY FREELANCER CHAT!” ----------------------------------------- mai puțin -
Angajează pe dyjibran
I am a highly skilled IT and administrative professional with a strong foundation in Cisco networking as a Cisco Certified Network Associate (CCNA). Since 2013, I have gained extensive experience in various IT domains, including Linux system administration, Amazon Web Services (AWS), Cybersecurity, Asterisk PBX...I am a highly skilled IT and administrative professional with a strong foundation in Cisco networking as a Cisco Certified Network Associate (CCNA). Since 2013, I have gained extensive experience in various IT domains, including Linux system administration, Amazon Web Services (AWS), Cybersecurity, Asterisk PBX systems, and Web Host Manager (WHM). I have successfully worked on a wide range of IT projects, from building and maintaining servers to managing web hosting environments. In addition to my technical proficiency, I also possess a deep knowledge of financial management and accounting, making me proficient in total account management and maintenance. My multifaceted skill set allows me to offer a comprehensive range of IT and administrative services, from network setup and system administration to financial analysis and bookkeeping. I am passionate about helping businesses and organizations optimize their operations and IT infrastructure while ensuring financial stability mai puțin -
Angajează pe engkarimismail
engkarimismail engkarimismail
$50 USD/oră
✅Senior Network & System Engineer | Security|VOIP✅Malaysia✅ About Me I am an experienced IT professional with expertise in server administration, networking, virtualization, and security. My skill set spans managing server operating systems, configuring directory services, implementing DNS/DHCP solutions, and deploying virtualization platforms. I have a strong background in...✅ About Me I am an experienced IT professional with expertise in server administration, networking, virtualization, and security. My skill set spans managing server operating systems, configuring directory services, implementing DNS/DHCP solutions, and deploying virtualization platforms. I have a strong background in firewalls, scripting, containerization, and database management. Additionally, I specialize in mail servers, backup systems, and cloud technologies. With advanced networking skills, including Cisco routing, VLAN management, VoIP/IP telephony, and penetration testing, I am well-equipped to handle complex IT infrastructures. I am dedicated to delivering reliable solutions, ensuring data integrity, and enhancing system performance. ✅Send me now 24/7 Availability Unlimited Revisions Fast Response ✅ Server Operating Systems Windows Server (2003 to 2024) | Ubuntu | CentOS | Debian | RHEL ✅ Directory Services Active Directory | OpenLDAP ✅ DNS and DHCP Windows Server DNS | DHCP | Linux DNS | DHCP ✅ Virtualization Microsoft Hyper-V | VMware ESXi | vCenter | Proxmox VE ✅ File Servers IIS FTP | proftpd | FileZilla | FTP Server | Samba ✅ Web Servers Apache | NGINX | Microsoft IIS ✅ Scripting and Automation PowerShell scripting | Bash scripting ✅ Containers Docker | Windows Subsystem for Linux (WSL) ✅ Backup Systems Veeam Backup | Iperius Backup | UrBackup ✅ Mail Servers Mailcow | Microsoft Exchange (2000–2019) | MailWizz | Postfix | EXIM ✅ Database Servers MySQL | PostgreSQL | MariaDB ✅ Firewalls and Security MikroTik | PFSense | Cisco Firewalls ✅ Networking Skills Cisco Routing and Switching | VLANS | OSPF | VoIP and IP Telephony | Network Penetration Testing Access Control Lists (ACLs) Security (MITM Attack Mitigation) ✅ Recovery Services Password recovery for accounts and routers | Disaster recovery planning ✅ VOIP Service Freepbx | freeswitch | CME | IP TELEPHONY | 3CX SYSTEMS ✅ Cloud Service AWS, DigitalOcean, Hetzner, Azure, Google Cloud Platform, IBM Cloud, Oracle Cloud, Alibaba Cloud, Contabo, Seva mai puțin -
Angajează pe 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 mai puțin
