Freelancers para contratar - Página 2
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Freelancers patrocinados
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I'm a computer scientist who studied at Karabuk University, Turkey. I like coding and technology so much :) I'm here to solve your problems! If you have a task related to computer science, I can do it. Contact me anytime, I will respond to you immediately. I can do: Java Coding C Coding CPP Coding Python Coding...I'm a computer scientist who studied at Karabuk University, Turkey. I like coding and technology so much :) I'm here to solve your problems! If you have a task related to computer science, I can do it. Contact me anytime, I will respond to you immediately. I can do: Java Coding C Coding CPP Coding Python Coding Data Structures menos
Contratar karambis
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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 menos
Contratar servermaster
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I am Muhammad Abdullah , with 8 years of expertise in various fields: I specialize in providing dedicated assistance for both Linux and Windows systems. I am skilled in Blockchain Development, including BTC NODE & GETH. I can configure Apache, Nginx, or other HTTP servers to meet specific requirements. I offer...I am Muhammad Abdullah , with 8 years of expertise in various fields: I specialize in providing dedicated assistance for both Linux and Windows systems. I am skilled in Blockchain Development, including BTC NODE & GETH. I can configure Apache, Nginx, or other HTTP servers to meet specific requirements. I offer support for WHM, cPanel, Plesk, DirectAdmin, and other control panels. I can handle tasks related to VPS, VDS, VPN, VPC, and subnet setups. I excel at seamless migration from one host to another. I can configure Reverse Proxy for efficient web traffic management. I have expertise in Load Balancing for applications and websites. I can resolve PHP-related issues and extend its functionality through various extensions. I am experienced with Java Web Server (Apache Tomcat) setup and maintenance. I can assist with IIS configuration and optimization. I have extensive knowledge in debugging Ubuntu, Debian, or Debian-based operating systems. I can troubleshoot CentOS-related issues. menos
Contratar MRARIFAKRAM
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I have 7 years of experience deploying and maintaining the following: ✅ Server Operating Systems: Windows Server 2003 to 2022, Ubuntu, Debian, RHEL, CentOS. ✅ Directory service: Active Directory, OpenLDAP. ✅DNS, DHCP: Windows Server DNS, DHCP and Linux DNS, DHCP services. ✅ Virtualization: Microsoft® Hyper-V,...I have 7 years of experience deploying and maintaining the following: ✅ Server Operating Systems: Windows Server 2003 to 2022, 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: PLESK, cPanel, CyberPanel ✅24 hours availability ✅Unlimited revisions ✅Fast response Microsoft® Certified ** MCSA | MCSE | MCT ** menos
Contratar AZTURK1
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After getting nine years of experience in System and IT administration along with multiple certifications, I am confident enough for providing you a perfect solution to your technical issues and projects from starting to the completion. I would be available on daily basis as required and full time available on...After getting nine years of experience in System and IT administration along with multiple certifications, I am confident enough for providing you a perfect solution to your technical issues and projects from starting to the completion. I would be available on daily basis as required and full time available on weekends. Having a flexible and friendly nature, you would find me very cooperative and dedicated to your work. I am proficient in the following areas: Cloud Computing ---> AWS (EC2, RDS, VPC, ECS, EKS, S3, EFS, Cloudfront, Elastibeanstalk, etc) Cloud Computing ---> Azure (VM's, Vnet, Scaleset, Function Apps, App Services, CosmosDB, FlexibleDB, AKS, Blob Storage, etc..) Containerization ---> Docker, Docker-compose, Kubernetes DevOps ---> Jenkins, Bitbucket, Github, Terraform, Ansible, Python Virtualization ---> Vmware Vsphere High Availability & Disaster Recovery ---> Veeam Backup & Replication Windows Server ---> Active Directory, File Services, WDS Mail Server, Database Server ---> Exchange, Mdaemon VOIP ---> Elastix, Freepbx Website Development ---> Wordpress, PHP, HTML, CSS, Javascript menos
Contratar arifnafees
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Primary focus is to ensure that our customer succeed in to their goals. We carefully analyze our customer's needs and objectives and deliver them a worthy solution. Our success measurement criteria is tied with the success of our customer. As a full service provider of Web development and IT solutions, we see our...Primary focus is to ensure that our customer succeed in to their goals. We carefully analyze our customer's needs and objectives and deliver them a worthy solution. Our success measurement criteria is tied with the success of our customer. As a full service provider of Web development and IT solutions, we see our customer's project through from beginning to end: design, development, project management, quality assurance, Ecommerce solution, outsourcing and ongoing support after the project's completion. menos
Contratar NeOLiO
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As a seasoned System Administrator with over a decade of experience, I specialize in managing both Linux and Windows operating systems. My expertise is grounded in a robust skill set that spans a broad range of technical responsibilities. Key areas of proficiency include: 1- Cloud Computing: Skilled in AWS Cloud...As a seasoned System Administrator with over a decade of experience, I specialize in managing both Linux and Windows operating systems. My expertise is grounded in a robust skill set that spans a broad range of technical responsibilities. Key areas of proficiency include: 1- Cloud Computing: Skilled in AWS Cloud services, such as EC2, RDS, EBS, CDN, AS3, and VPC. 2- Virtualization Technologies: Experienced with a variety of virtualization software including Proxmox, ESXI, Xen, KVM, Virtualbox, and VMWare. 3- Server Management: Proficient in managing Web, FTP, DNS, Database, and Email Servers. 4- Security and Monitoring: Adept in securing PHP, system monitoring, hacking detection, and server cleanups. 5- Control Panels: Knowledgeable in control panels like cPanel/WHM, Plesk, Webmin, Virtuozzo, CWP, CyberPanel, and Vestacp. 6- Network Administration: Expertise in administering networks, including LANs, WANs, and VLANs. 7- Database Management: Competent in MySQL Cluster and Load Balancing. 8- Firewall Management: Skilled in firewalls such as Sophos, Pfsense, and Kerio. 9- Streaming Technologies: Proficient in setting up and managing streaming servers including 10- RTMP, WMSPanel, Nimble, HLS, and FFMPEG. 11- Containerization: Experienced with Docker installation and image setup. 12- VPN and Proxy Solutions: Proficient in configuring and managing VPN networks, including OpenVPN and WireGuard, and proxy servers such as Squid, 3proxy, and HAproxy. menos
Contratar mrkimoz
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We are Canadian-Ukrainian team of highly professional software developers and system administrators with more than 20 years expertise. OUR MAIN SPECIALIZATIONS: 1) WEB DEVELOPMENT & SOFTWARE DEVELOPMENT 1.1) FRONT-END: HTML, HTML5, CSS3, Bootstrap, TailwindCSS 1.2) JAVASCRIPT: JavaScript, ES6+, Typescript,...We are Canadian-Ukrainian team of highly professional software developers and system administrators with more than 20 years expertise. OUR MAIN SPECIALIZATIONS: 1) WEB DEVELOPMENT & SOFTWARE DEVELOPMENT 1.1) FRONT-END: HTML, HTML5, CSS3, Bootstrap, TailwindCSS 1.2) JAVASCRIPT: JavaScript, ES6+, Typescript, Node.js, MEAN, MERN, MEVN, Angular, React.js, Vue.js, Nuxt.js, Next.js, Gatsby.js, jQuery 1.3) BACK-END 1.3.1) LAMP (Linux, Apache, MySQL, PHP) including Symfony, Laravel, Yii, Zend, CodeIgniter, CakePHP 1.3.2) Python (Python, Django, Flask, FastAPI) 1.3.3) .NET stack technologies (C#, ASP.NET, .NET Core) 1.4) OPEN SOURCE SOLUTIONS 1.4.1) E-commerce Platforms: Shopify, Magento, WooCommerce, Prestashop, OpenCart, BigCommerce, Shopware, osCommerce 1.4.2) CMS: WordPress, Drupal, Joomla, TYPO3 etc. 1.4.3) CRM: SuiteCRM, SugarCRM 2) MOBILE DEVELOPMENT 2.1) Android native development: Java, Kotlin 2.2) iOS native development: Swift, Objective-C 2.3) Cross platform development: Flutter, React Native, Ionic 3) DESIGN 3.1) Website Design (UI (User Interface), UX (User Experience) etc.) 3.2) Graphic Design (Creative Design, Digital Design, Advertisement Design etc.) 3.3) Corporate Identity (Brand Boooks, Business Cards, Logos, LetterHeads etc.) 4) INTERNET MARKETING 4.1) Social Media Marketing (Linkedin, Xing, Facebook, YouTube, Instagram etc.) 4.2) SEO (SEO Copywriting, SEO Auditing, White Hat SEO) 4.3) PPC Marketing (Google Adwords, Google Ads, Facebook Ads, YouTube Ads, Instagram Ads etc.) 4.4) Email Marketing 5) MANAGED SERVICES 5.1) 24/7 TECHNICAL SUPPORT 5.2) SYSTEM ADMINISTRATION SERVICES Our team of high qualified System Administrators have huge experience with technologies covering: - different distributions of OS Linux, Unix and MS Windows Server systems; - different types of virtualization (ProxMox, Virtuozzo, OpenVZ, KVM, XEN, VMware, Hyper-V); - VPN/DNS/IPTables/Firewalls/web servers/mail servers configuration and tuning etc.; - cloud solutions (AWS, MS Azure, Google Cloud, Alibaba Cloud, OVHcloud, DigitalOcean, Linode etc.); 6) HOSTING SERVICES provided by our hosting subdivision under trade mark "TanHost" 6.1) Cloud based solutions (e.g. configuration and technical support of Private Clouds); 6.2) Сollocation services, the providing for rent dedicated and VPS/VDS (virtual servers); 6.3) Shared Hosting; 6.4) Domain names registration services in more than 100 international zones; 6.5) SSL Certificates. 7) EMBEDDED SYSTEMS 7.1) Embedded software development 7.2) Internet of Things (IoT) 7.3) Microcontrollers programming 7.4) Arduino microcontrollers programming OUR CREDO: Reputation – is above anything else! We help our customers to grow success and we grow together with our customers! We are flexible to meet our clients' needs. We make it simple... menos
Contratar tangramua
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I'm network engineer holding Cisco CCNP certificate. I have 6 years of experience in IT networks. I am expert of network simulation softwares like Cisco Packet Tracer and GNS3 and in Data analysis using Wireshark. Also, i have strong experience in writing technical reports and summaries. My specialties: - Design and...I'm network engineer holding Cisco CCNP certificate. I have 6 years of experience in IT networks. I am expert of network simulation softwares like Cisco Packet Tracer and GNS3 and in Data analysis using Wireshark. Also, i have strong experience in writing technical reports and summaries. My specialties: - Design and implement medium and large scale enterprise networks. - Expertise of VPN technologies such as, OpenVPN, IPsec, L2TP, PPTP, SSL, etc. - Routing technologies RIP, OSPF, EIGRP, ISIS, BGP, etc. - Switching technologies VLANs, STP, VTP, Etherchannel, HSRP, etc. My hands-on experience, - Cisco routers (ASR 1K & 9k, 2900, 2800), Switches (Nexus 9000, Nexus 7000, Nexus 3000, CAT 6500, CAT 3750, CAT 2900, SG- 300, SG-500) and Firewalls (ASA 5505, 5506x). - Palo Alto 220, 550, 850 and 3200 and Fortigate 100E, 200E and 800E Firewalls. - Juniper Routers (M7, M10, MX 480, MX 960) and SRX (300, 500). - Huawei routers NE-40, NE5000E and Switches Quidway S2700 and S5300. - HP Switches procurve 3500 and procurve 5900. menos
Contratar AhmedMFakkar
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Certified Server & Cloud Professional Architect with more than 15 years of solid expertise. I have Devops, AWS Cloud, Oracle Cloud, AZURE, Google Cloud, Linux, UNIX, Vmware, Openstack, Oracle Apps, DB and Windows Services expertise. Expertise on setup/configuration/Architect of Amazon web services(AWS), Oracle...Certified Server & Cloud Professional Architect with more than 15 years of solid expertise. I have Devops, AWS Cloud, Oracle Cloud, AZURE, Google Cloud, Linux, UNIX, Vmware, Openstack, Oracle Apps, DB and Windows Services expertise. Expertise on setup/configuration/Architect of Amazon web services(AWS), Oracle Cloud(OCI), Azure, Google, Digitial Ocean and almost all clouds as well. IT Infrastructure Cost Optimization -- Optimizing infrastructure for peak performance, security and best Cost utilization. IT Support -- Expert in resolution of Server services issues, Cloud issues, Live IT problems troubleshooting and fix with RCA. Migration Services -- Setup, Configuration & Migrations -- Expert in doing all types of server(Linux/Unix & Windows) services migration. Website, Application, Database(Oracle, MySQL, Postgresql, mongodb etc) and Mail migrations like Zimbra, exim Cpanel, Zpanel, Parallels Plesk panel, DNS setup, etc migrations. Network and Security Services -- Designing, implementing, and maintaining the security of network infrastructure. Identify and mitigate security risks, and keeping data and systems safe from cyberattacks. Configure and manage security services such as firewalls, intrusion detection/prevention systems, and endpoint security solutions. Perform penetration testing and vulnerability assessments. Mail Servers Expertise -- Zimbra, Microsoft Exchange, Office 365, Postfix, Exim, Dovecot, iRedMail, Sendmail -- Setup, Configuration, Migration on Enterprise level. Web Hosting Panel - cPanel/WHM, Direct Admin, ISPconfig, Webmin/Virtualmin, CWP, Plesk, Vestacp, Hestia -- Installation/Setup, Configuration, Migration on Enterprise level. Install, Administration & Migrations of WHM/cPanel Servers, Oracle Apex, Nominatim Server, Cacti, Nagios, Zenoss & PHPlist. Devops skills with tools like Jenkins, Ansible, Grafana, Prometheus, Terraform etc. Atlassian products Installation & Configuration like JIRA, JIRA Agile, JIRA Capture, Crowd, Stash, Confluence, Fisheye Bamboo, etc. Proactive infrastructure management for a worry-free future. Certified RHCE/RHCSA/RHCSS RHCVA, Openstack, Oracle Cloud(OCI) Professional & Mirantis Cloud Active Directory, Microsoft Exchange Administration, setup, Migration and Microsoft based server services management. I have a great academic background in Linux and Cloud as well as my experience compliments my studies. *AS AN ENGINEER, I CAN SAY NOTHING IS IMPOSSIBLE TO IMPLEMENT. FEEL FREE TO CONTACT ME ANYTIME* In addition to this, I look forward to working on your projects in your budget. menos
Contratar amiteshojha
