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Các Freelancer được bảo trợ
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"Elevate Your IT Infrastructure with a Visionary System Administrator: Embark on a transformative journey with a seasoned System Administrator, where expertise meets innovation. I bring a wealth of experience to redefine the role, ensuring your IT infrastructure not only operates seamlessly but thrives in the digital..."Elevate Your IT Infrastructure with a Visionary System Administrator: Embark on a transformative journey with a seasoned System Administrator, where expertise meets innovation. I bring a wealth of experience to redefine the role, ensuring your IT infrastructure not only operates seamlessly but thrives in the digital landscape. Unleashing Expertise in Key Domains: ✅ Network Nirvana: Crafting and maintaining robust networks that transcend traditional boundaries, fostering fluid data flow and unhindered communication. ✅ Server Symphony: Orchestrating servers to a harmonious tune of peak performance, reliability, and continuous optimization, ensuring your systems are always in tune with the demands of your enterprise. ✅ Guardian of Cybersecurity: A vigilant guardian against the digital shadows, implementing state-of-the-art security measures and preemptive strategies to fortify your defenses against potential threats. ✅ Masterful Troubleshooter: Rapid response to IT enigmas, unwinding complexities with finesse, and restoring equilibrium to your operations in record time. ✅ Data Ballet: Choreographing a ballet of backup and recovery, securing your critical data in a flawless routine that ensures business continuity, even in the face of unforeseen disruptions. Expertise Snapshot: Elevating Digital Landscapes: ✅ OS Mastery: Linux | Windows | macOS ✅ Server Wizardry: Config, Migration, Backup on Dedicated | VPS | Shared Servers | NAS ✅ Virtualization Virtuoso: Proxmox | VMware | OpenVZ | Hyper-V ✅ Scripting Maestro: Linux Scripting | Shell Scripting ✅ Cloud Command: IONOS | Google Cloud | Digital Ocean | AWS | and more ✅ Security Sentinel: Pen Testing | Firewall | DDOS Protection ✅ Control Panel Maestry: WHM | cPanel | CentosWebPanel | VestaCP | WP Engine | and more ✅ Digital Fortification: Malware Removal | Security Hardening ✅ E-commerce Dynamo: Various CMS | ERP | E-commerce Platforms ✅ Network Navigator: Firewalls | Routers | Load Balancers (MikroTik, Pfsense) ✅ VPN Maestro: Site-to-Site | VPN-as-Service (L2TP-PPTP/OVPN/Wireguard) ✅ Issue Whisperer: Resolving Windows, macOS, Server, Network, and IT glitches Collaboration as an Art Form: My canvas extends beyond technical prowess—I paint a collaborative masterpiece. A maestro in communication and collaboration, I seamlessly weave together cross-functional teams, creating a symphony of efficiency and shared success. Pioneering Progress: In an ever-evolving techscape, I don't just keep pace; I set it. Committed to perpetual learning, I infuse your systems with cutting-edge solutions, driving not just performance but a continuous evolution toward IT excellence. In Summary: I am not just a System Administrator but the architect of your digital future. Let's elevate your IT experience together." ít hơn
Thuê rumyr
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I have 19 years of experience. Me and my team have delivered lot of successful project on freelancer.com, rentacoder.com and vworker.com. We work from small scale to large scale projects. Mobile App, Website Development, Data Solution, Database, Networking, Compiler, Data structure, Algorithim, ProgramingI have 19 years of experience. Me and my team have delivered lot of successful project on freelancer.com, rentacoder.com and vworker.com. We work from small scale to large scale projects. Mobile App, Website Development, Data Solution, Database, Networking, Compiler, Data structure, Algorithim, Programing ít hơn
Thuê ParasTech7
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I have been working with network devices and system admin for the past few years and have great experience with them. I am ready to be hired and start working on your projects today. ~regards | Cisco Expert Routing Switching | | VMware Expert | Juniper Router | HCNA Huawei | | Fortinet NSE1 NSE2 NSE3 | | PFSense...I have been working with network devices and system admin for the past few years and have great experience with them. I am ready to be hired and start working on your projects today. ~regards | Cisco Expert Routing Switching | | VMware Expert | Juniper Router | HCNA Huawei | | Fortinet NSE1 NSE2 NSE3 | | PFSense Advanced | FreeBSD Advanced | Mikrotik MTCNA MTCWE | Palo Alto Expert | | Docker | Docker Compose | Nomad | Kubernetes | Ansible Expert | Terraform | Scripting Automation | WebServer Nginx and Apache Expert | | MySQL Tune High Performance | Indexing | Tune Up | | Github Action | Gitlab Pipelines Expert ít hơn
Thuê dwinurhadi
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Software developer with 10+ years of experience in C/C++ Application Development, System Development, Embedded Programming and C# Development. Mostly available between 11AM to 9PM according to Indian Standard Time. Which mainly includes following technologies/frameworks/libraries: * C programming * C++ Programming *...Software developer with 10+ years of experience in C/C++ Application Development, System Development, Embedded Programming and C# Development. Mostly available between 11AM to 9PM according to Indian Standard Time. Which mainly includes following technologies/frameworks/libraries: * C programming * C++ Programming * C# Programming * Java Programming * Arduino programming * ESP8266 and ESP32 programming * Embedded C programming * Python Programming * Qt Framework * ARM-Linux * PIC Controller * Embedded System * Windows Device Driver * Eclipse IoT framework * OpenCV * Mathematical algorithms & Solutions. * EOS Cryptocurrency * Inno Setup * Git * MFC Programming * Make/CMake Ability to take up projects with diverse size and complexity. ít hơn
Thuê rxcppdeveloper
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abusayed2004 abusayed2004
$40 USD / giờ
Asterisk PBX, SIP, Linux, Cloud, DevOps, SecurityBangladeshI am currently seeking long-term remote and onsite job opportunities. With 13 years of experience, I have worked extensively with VoIP, Asterisk, cloud technologies such as AWS and OpenStack, Server security, Vtiger CRM, Open VPN, CentOS, Ubuntu, Redhat, VoIPSwitch, Oracle DB, RHEVM, Mysql, and Linux customization. I...I am currently seeking long-term remote and onsite job opportunities. With 13 years of experience, I have worked extensively with VoIP, Asterisk, cloud technologies such as AWS and OpenStack, Server security, Vtiger CRM, Open VPN, CentOS, Ubuntu, Redhat, VoIPSwitch, Oracle DB, RHEVM, Mysql, and Linux customization. I am also proficient in Python and PHP scriptwriting for IVR and AGI implementation on Asterisk. I have a team for support and further development. My expertise includes: - Linux - Hosting Systems Administration & Monitoring - Design and implementation of High-Performance SIP SBC - DevOps CI/CD - Service Optimization - Security Hardening - VoIP, Asterisk, SMS, Dongle, and FreePBX installation, configuration, and maintenance - WebRTC SIP Phone - Infrastructure Planning - Disaster Recovery - Shell Scripting - Capacity planning, application delivery planning - Network Troubleshoot, Spanning Tree, PVST, RSTP, HSRP, RIP, BGP, EGRP IGRP, MPLS - SAN Troubleshoot - GlusterFS, CEPH - NFS, SMB, ISCSI, SMTP - Linux performance tuning - MySQL, Oracle DB performance tuning - Laravel web application development - Web Security, Web benchmark, best practice - IPTV, Live streaming, VOD, FFmpeg - Raspberry Pi Please let me know if you have any questions or require further information. ít hơn
Thuê abusayed2004
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✔️ 500+ Successful projects ✔️ 12+ Years of SDLC ✔️ 6+ Years of Mobile App Experience We are a leading web & mobile app development company named "Netmente " with a clientele of 80+, completed more than 500 projects & having 25+ resources to deliver a good quality job. We provide Intuitive Design, Development, Server...✔️ 500+ Successful projects ✔️ 12+ Years of SDLC ✔️ 6+ Years of Mobile App Experience We are a leading web & mobile app development company named "Netmente " with a clientele of 80+, completed more than 500 projects & having 25+ resources to deliver a good quality job. We provide Intuitive Design, Development, Server Administration, Website hosting, and Digital Marketing services (White Hat SEO techniques, Google Ads, PPC, etc.) to help clients conquer their biggest IT challenges. Areas of Specialization: ================== # GRAPHICS & WEB DESIGN Web Design and Graphic Design User Interface and Experience # WEB DEVELOPMENT PHP Frameworks Laravel | CodeIgniter | MySQL | Magento | WordPress | Shopify | WooCommerce | OpenCart | HTML5 | CSS3 | AJAX | jQuery # DIGITAL MARKETING & ADVERTISING SEO | SEM | Content marketing | Social Media Marketing | PPC | Google Webmaster Tools, Google Analytics. # SERVER ADMINISTRATION & SITE HOSTING AWS Server Management, Google Cloud, Azure, Shared Hosting, VPS, Dedicated Server # MOBILE APP DEVELOPMENT Cross-Platform: React Native, Ionic, React Web, Flutter iOS: IDE Xcode 12.5, Swift 5.4, Objective C Android: Kotlin, Java ít hơn
Thuê netmente
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I'm a freelance developer with a strong background in cloud computing, Linux, Python, web development, system integration and troubleshooting, and DevOps. With over 15 years of experience in the industry, I have a deep understanding of the challenges and opportunities associated with cloud computing and...I'm a freelance developer with a strong background in cloud computing, Linux, Python, web development, system integration and troubleshooting, and DevOps. With over 15 years of experience in the industry, I have a deep understanding of the challenges and opportunities associated with cloud computing and infrastructure management. I have worked with a variety of cloud providers, including Amazon Web Services (AWS), Google Cloud Platform (GCP), and Microsoft Azure, and I'm comfortable working with both IaaS and PaaS services. In addition to my cloud expertise, I have extensive experience working with Linux systems, including CentOS, Ubuntu, and Red Hat. I'm proficient in shell scripting and automation, and I'm comfortable working with both physical and virtual environments. I have extensive experience working with Docker and Kubernetes, and I'm proficient in containerization and orchestration. I can help you design and implement efficient, scalable, and reliable containerized applications that run seamlessly in a Kubernetes environment. My web development skills include HTML, CSS, JavaScript, and Python frameworks such as Flask, Django and FastAPI. I've built and maintained websites and web applications for clients across a variety of industries, including e-commerce, healthcare, and finance. As a system integration and troubleshooting expert, I have a keen eye for detail and a knack for quickly identifying and resolving issues. I'm comfortable working with a wide range of technologies and systems, and I'm always looking for ways to improve performance and streamline workflows. Finally, as a DevOps practitioner, I'm passionate about building efficient, scalable, and reliable systems. I believe in the power of automation and continuous integration and deployment, and I'm always looking for ways to improve the development and deployment pipeline and expertise with Cloud automation using Boto3. If you're looking for a skilled and experienced freelancer who can help you with cloud computing, Linux, Python, web development, system integration and troubleshooting, and DevOps, I'd love to hear from you. Let's work together to build something amazing! ít hơn
Thuê djuranovski
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## BIO I have a great knowledge of technical issues and solutions. ## Area of Expertise Cisco and Microsoft I've done a mixed range of jobs here on FL, going from technical expertise to plain translation of a leaflet. I've built an experience in many fields of knowledge.## BIO I have a great knowledge of technical issues and solutions. ## Area of Expertise Cisco and Microsoft I've done a mixed range of jobs here on FL, going from technical expertise to plain translation of a leaflet. I've built an experience in many fields of knowledge. ít hơn
Thuê gazzillo
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C/C++ programmer with experience in parallel programming using OpenMP/Pthreads and MPI. Bash scripting and any other Linux/Unix tasks are welcome.C/C++ programmer with experience in parallel programming using OpenMP/Pthreads and MPI. Bash scripting and any other Linux/Unix tasks are welcome. ít hơn
Thuê kaloyan13
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About me I have worked over 20 years at IT and telecom companies at following positions: it support, system administrator, applications administrator and monitoring administrator expert. I am "System Administration and IT Infrastructure Services" certified. I follow KISS methods. I understand OSI layer. With me is...About me I have worked over 20 years at IT and telecom companies at following positions: it support, system administrator, applications administrator and monitoring administrator expert. I am "System Administration and IT Infrastructure Services" certified. I follow KISS methods. I understand OSI layer. With me is easy to setup systems. I am not picky about what systems to use but i do have experience what to use. I know following operating systems + distros: debian, ubuntu, gentoo, suse, redhat, centos, rocky linux, almalinux and arch linux, freebsd, netbsd, openbsd, sun solaris plus ms windows servers. I also know following systems: Web servers: Apache, Nginx, Lighttpd, Litespeed, Hiawatha. Javascript: nodejs,npm Java web servers: Tomcat, Jrun, Jboss Proxy systems: Haproxy, Varnish, Squid. DB servers: MySQL (and forks, including MariaDB), PostgreSQL Mail systems: Postfix,exim,dovecot.. and implementing: DKIM, SPF, MX, DMARC. Monitoring systems: Nagios, zabbix, cacti, grafana. SMS: SMSC, Kannel DNS: Bind, Djbdns, Dnsmasq. VPS: Vmware, Hyper-v, Proxmox, bhyve, kvm, xen, openstack.. Containers: docker, lxc, jail, kubernetes Cloud providers: AWS, Digitalocean, Azure.. My knowledge does not stop here. I troubleshoot easily. Let's chat Please see my reviews of my previous works.. PS! With my bid you will get one week free support for work done ít hơn
Thuê servermaster
