Network Administrators Palkattavana - Sivu 4
Näytetään 169 tulosta
Tuetut freelancerit
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abusayed2004 abusayed2004
$40 USD / tunti
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. vähemmän
Palkkaa abusayed2004
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Hello, this is Martin, Software Engineer. I work every day as a Python developer, I am a real specialist and Senior developer for backend applications. But I am not limited to that exclusively. I have many relevant skills to assist and help you. Since 2012 in this business has made me learn and sharpen my skills...Hello, this is Martin, Software Engineer. I work every day as a Python developer, I am a real specialist and Senior developer for backend applications. But I am not limited to that exclusively. I have many relevant skills to assist and help you. Since 2012 in this business has made me learn and sharpen my skills in the fields: ● Linux server administrator ● Django web applications ● Raspberry (software and hardware integration) ● Arduino programs ● Hardware automation ● Web development ● APIs (Creation and consumption) ● Databases management Cases that I love to work with: ● Python applications to automate any kind of process ● APIs creation to be used in the front end ● Raspberry solutions ● Hardware integration, even if it is not well-known hardware ● Electronic implementations to guarantee the accuracy of sensible procedures I use the newest and most advanced up to date languages and frameworks, including Python, Django, RestFramework, and many others, so I can guarantee that there is no lack of quality in my work. My most valuable service is related to post support. I don't disappear after delivering my work, I will stay with you until you are completely happy. Bringing you free support for any issue related to my code, that's the guarantee I offer to my clients. I will be here to assist you anytime, waiting for your feedback. Thanks for taking the time to review my profile. Kind regards. vähemmän
Palkkaa martini002
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Welcome! I'm Madiha Ali, a dynamic and versatile full-stack developer specializing in both web development and mobile app development. With a passion for innovation and a commitment to excellence, I leverage my extensive skills and expertise to deliver powerful digital solutions that drive success for my...Welcome! I'm Madiha Ali, a dynamic and versatile full-stack developer specializing in both web development and mobile app development. With a passion for innovation and a commitment to excellence, I leverage my extensive skills and expertise to deliver powerful digital solutions that drive success for my clients. ⭐Web Development Skills: ✅HTML, CSS, and JavaScript: Core web technologies. ✅Front-End Frameworks/Libraries: React.js, Angular, Vue.js. ✅Back-End Development: Node.js, Python (Django/Flask), Ruby on Rails. ✅Databases: MySQL, PostgreSQL, MongoDB. ✅API Development: RESTful APIs, GraphQL. ✅DevOps and Deployment: Docker, CI/CD, AWS/Azure/GCP. ⭐Mobile App Development: ✅Programming Languages: Swift (iOS), Kotlin (Android), Java (Android), Objective-C (iOS). ✅Cross-Platform Frameworks: React Native, Flutter, Xamarin. ✅API Integration: RESTful APIs, OAuth authentication. ✅UI/UX Design: Mobile UI/UX principles, platform-specific design guidelines. ✅Database Management: SQLite (local storage), Firebase Realtime Database, Firestore. ✅Version Control: Git, GitHub. ✅Deployment and Distribution: App Store (iOS), Google Play Store (Android). ⭐Expertise: ➡️In the realm of web development, I excel in crafting intuitive and visually stunning user interfaces using HTML, CSS, and JavaScript. I have a deep understanding of modern front-end frameworks such as React.js, Angular, and Vue.js, enabling me to create seamless and engaging web experiences. ➡️On the back-end, I specialize in building scalable and efficient server-side solutions using Node.js, Express.js, Python, Django, and Ruby on Rails. I have extensive experience in database management, ensuring optimal performance and data integrity using MongoDB, MySQL, and PostgreSQL. vähemmän
Palkkaa GameOfWords
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i develop web ,mobile ,desktop apps i manage systems linux , mac and windowsi develop web ,mobile ,desktop apps i manage systems linux , mac and windows vähemmän
Palkkaa crazyunix
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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 vähemmän
Palkkaa servermaster
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Hello, I'm Vincent, a cybersecurity professional specializing in SOC analysis, system administration, and technology. With 3+ years in IT, I excel in Cybersecurity, Sysadmin, MS Windows, Linux, DevOps, and Python. My expertise lies in developing innovative solutions for complex challenges, including remote...Hello, I'm Vincent, a cybersecurity professional specializing in SOC analysis, system administration, and technology. With 3+ years in IT, I excel in Cybersecurity, Sysadmin, MS Windows, Linux, DevOps, and Python. My expertise lies in developing innovative solutions for complex challenges, including remote installations and server/network management. Known for meticulous attention to detail, effective communication, and collaborative skills, I consistently deliver exceptional results. I am always eager to leverage my strengths and explore new opportunities in the tech field. Let's connect! vähemmän
Palkkaa vincczen
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Hello and thank you for considering working with me on your project. I am Uli, an experienced web developer with expertise in various programming languages, project management and an extensive background in network and system administration. I am passionate about cyber security, constantly staying updated on the...Hello and thank you for considering working with me on your project. I am Uli, an experienced web developer with expertise in various programming languages, project management and an extensive background in network and system administration. I am passionate about cyber security, constantly staying updated on the latest trends. My services include, but are not limited to: * Web and cloud hosting * Development of web apps * Debugging * Code Review * System and Task Automation * Web scraping * Bots * Network performance analysis * Network and System administration (Linux/Windows) * Penetration Testing * Web Security Consultancy * Deployment solutions * Website restoration and recovery * OSINT When accepting your project, I am committed to delivering secure, efficient, and user-friendly solutions that meet your needs exactly. Thank you for taking the time to read through my humble profile. I am looking forward to work with you on your project. vähemmän
Palkkaa codingcow
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Network solutions & Troubleshooting for small, medium and big companies. Firewalls management. Enterprise solutions. Environment with centralization control. Virtualization. Cloud solutions. Remote environment for online work. File Management & Share solutions. Data Backup & Recovery solutions. Data...Network solutions & Troubleshooting for small, medium and big companies. Firewalls management. Enterprise solutions. Environment with centralization control. Virtualization. Cloud solutions. Remote environment for online work. File Management & Share solutions. Data Backup & Recovery solutions. Data Security. Disaster Recovery solutions. Replication solutions. Web Server, Domain & Mail services. Online Helpdesk Support. vähemmän
Palkkaa yamyjal
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How can I help you: 1. Server maintenance. Configuring. Optimization. Installation. Cleaning; 2. Antiviral works. Malware detection and cleaning. Server protection and securing; 3. Migration. From server to server. From hosting to hosting; 4. Monitoring. I'm providing really professional monthly-basis monitoring...How can I help you: 1. Server maintenance. Configuring. Optimization. Installation. Cleaning; 2. Antiviral works. Malware detection and cleaning. Server protection and securing; 3. Migration. From server to server. From hosting to hosting; 4. Monitoring. I'm providing really professional monthly-basis monitoring using my own monitoring tools which allow me see server health 24 hours a day and receive notifications if server or website is bad. Additionally, my tool can perform malware scanning almost in realtime, and warn me if malware is found. Refer to my portfolio to see how it looks. Reputation - is above of everything else! vähemmän
Palkkaa wmtoolsnet
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AwaisChaudhry AwaisChaudhry
$50 USD / tunti
Among Top 100 on Freelancer Search out of 2MillionPakistanZAWN Tech is an IT company based on Certified Programmers providing all kinds of IT solutions since 2014. Our skills are: Blockchain: Metaverse, Web3, NFT, NFT Games, Smart Contract, White Paper, Blockchain (Eth, WAX, Solana, BSC, Polygon), Pancakeswap, Arbitrage Bot, Uniswap, DEX, DAPP, (Frontend,Snipper,Sandwitch...ZAWN Tech is an IT company based on Certified Programmers providing all kinds of IT solutions since 2014. Our skills are: Blockchain: Metaverse, Web3, NFT, NFT Games, Smart Contract, White Paper, Blockchain (Eth, WAX, Solana, BSC, Polygon), Pancakeswap, Arbitrage Bot, Uniswap, DEX, DAPP, (Frontend,Snipper,Sandwitch Bots) Web: Core: HTML, CSS, WordPress, PHP (Magento, Cakephp, Codeigniter, Symfony, Laravel), Javascript (MEAN+MERN), React.js, Angular, node.js, Express.js, Vue.js, D3.js, Three.js, Ruby on Rails, ASP.NET, AJAX, MVC, VB.NET, WPF, CMS, JSON, Docker, Odoo, RESTful API Gobiflow, Podio, Bubble.io, Webflow eCommerce: Woo+BigCommerce, Shopify, Ecwid, Shopware, Prestashop, Joomla, Drupal, Zoho, Odoo, WHMCS, Yii, vTiger, Suite/SugarCRM Desktop: Java, Python, C#/C++Programming, Delphi, Qt++, VB, Golang Design: Photoshop, Illustrator, Figma Game Development: WebGL, Html5, Unity3d, 3d Max, 3d Maya, Unreal Engine 4/25. UE5, Godot Mobile: Android, iPhone, PhoneGap, Ionic, Cordova, React Native, Xamarin, Flutter, AR/VR Calling: Twilio, Nexmo, Voip, Sip, Asterisk, FreePbx, Freeswitch. Trading: Sierra Chart, Pinescript, Thinkorswim, Tradestation, Metatrader, NinjaTrader, Tradingview, Binance, Kucoin, Interactive Broker, Iqoption, Fxtm Apis Computer Vision: Machine Learning, Artificial Intelligence, OpenCV, OCR, Tensorflow, GPT-3, GPT-4, Jetson Nvidia, YOLO, Chatbot, ChatGPT, OpenAI Hardware: Embedded System, Arduino, Matlab, Raspberry Pi, Esp32 vähemmän
Palkkaa AwaisChaudhry
