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Mostrando 459 resultados
Freelancers Patrocinados
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Servidor Windows, Microsoft Exchange, Administrador do Sistema, Microsoft, Área de trabalho do WindowsExperienced (8+) Windows System Architect || AD, Exchange, Office 365, Lync, System Center, SCCM, SCOM, HyperV & VMware Expert || Azure MCSE: Private Cloud, MCITP, MCTS, MCSE, MCSA Certified || Over 12 years of experience in I am working on the Windows Server deployment from 2003 to 2019 , System Center 2012 with...Experienced (8+) Windows System Architect || AD, Exchange, Office 365, Lync, System Center, SCCM, SCOM, HyperV & VMware Expert || Azure MCSE: Private Cloud, MCITP, MCTS, MCSE, MCSA Certified || Over 12 years of experience in I am working on the Windows Server deployment from 2003 to 2019 , System Center 2012 with primary focus on SCCM, SCOM SCVMM, SCDPM, SCSM, SQL, Active directory, Exchange 2007, 2010, 2013, Office 365, LYNC 2013, Remote Desktop services (Terminal Server), Hyper-V, Failover Clustering, VMware vSphere, Backup, Veeam, Symantec BackupExec, DPM, Windows Azure, NetApp E Series SAN Administration || Areas of Proficiency and Expertise || System Center Configuration Manager SCCM, SCOM, SCVMM, SCDPM, Windows Software Update Services, Windows Server 2019, 2016, 2012 R2, 2012, 2008 R2, 2008, 2003, SBS 2011, 2008, 2003, Exchange Server 2013, 2010, 2007, 2003, Office 365, Lync 2013, SharePoint 2013, Hyper-V 2012 R2, VMware vSphere menos
Contratar Lee2133
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- Linux/Unix System Administration - Installation and Configuration OS: RedHat, CentOS, Debian, Suse, Ubuntu, FreeBSD. Storage/File servers: ISCSI, DRBD, GlusterFS, Ceph, FTP, NFS, and Samba Web Server/LB: Apache, Tomcat, Nginx, HAProxy Database: MySQL/MariaDB, PostgreSQL, MongoDB Mail Server: Postfix, Sendmail,...- Linux/Unix System Administration - Installation and Configuration OS: RedHat, CentOS, Debian, Suse, Ubuntu, FreeBSD. Storage/File servers: ISCSI, DRBD, GlusterFS, Ceph, FTP, NFS, and Samba Web Server/LB: Apache, Tomcat, Nginx, HAProxy Database: MySQL/MariaDB, PostgreSQL, MongoDB Mail Server: Postfix, Sendmail, IredMail, Qmail, and Zimbra. Automation/ Scripting: Terraform, Ansible, Chef, Bash, and Python Network Services: DNS, NTP, VPN, DHCP, OpenLDAP, and FreeIPA Security: Ebtables/Iptables, Firewalld, SELinux, and ClamAV Monitoring: Nagios, Zabbix, Prometheus, and Grafana DevOps: Docker, Git, Jenkins, and Selenium - Cloud Computing and Virtualization KVM: Proxmox, RHEV, and OVIRT VMware: vSphere 5.x, vSphere 6.x Citrix: Xen 6.x, Xen 7.x Cloud: AWS, GCP, Azure, and OpenStack - Containers orchestration Container Orchestration: Docker/Swarm, LXC/LXD, Kubernetes, Openshift. -Networking and Security Networking: good knowledge in subnetting, routing, and switching. Firewalls, Routers, Load Balancers: Mikrotik, VyOS, Zeroshell, and PFsense. VPN: Configure site-to-site VPN /vpn-as-service (L2TP-PPTP, OpenVPN, and Wireguard). menos
Contratar abdofarag2
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Greetings! I have a huge experience in webhosting administration (already 9 years), so i can do a lot of tasks: setup, tuning, debugging apache, nginx, php-fpm and another server software. Working with WHM, CentosWP, plesk, ispmanager or without any panel. Also i can provide speedup service. mysql server tuning,...Greetings! I have a huge experience in webhosting administration (already 9 years), so i can do a lot of tasks: setup, tuning, debugging apache, nginx, php-fpm and another server software. Working with WHM, CentosWP, plesk, ispmanager or without any panel. Also i can provide speedup service. mysql server tuning, SSL installation, and many other linux-based server service. menos
Contratar sukh0v
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My skill: 1. ML, DL, Data Science, MATLAB - Computer Vision, Image Processing(OpenCV, EMGU CV) - Machine Learning, Deep Learning(CNN, RNN, LSTM, NLP) 2.MOBILE DEVELOPMENT -Native Development -Hybrid: Flutter,IONIC,React Native 3.Programming Language -Python(Django,...My skill: 1. ML, DL, Data Science, MATLAB - Computer Vision, Image Processing(OpenCV, EMGU CV) - Machine Learning, Deep Learning(CNN, RNN, LSTM, NLP) 2.MOBILE DEVELOPMENT -Native Development -Hybrid: Flutter,IONIC,React Native 3.Programming Language -Python(Django, Flask), R -C/C++ -C# menos
Contratar Igorter
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I have 7 years of experience in Linux server management which includes Monitoring, Security, and Optimization. I can handle installation of applications on Linux. I do web hosting support, Website migration and Automation on server platform. I can handle cloud platform setup and Network management. I'm an expert in...I have 7 years of experience in Linux server management which includes Monitoring, Security, and Optimization. I can handle installation of applications on Linux. I do web hosting support, Website migration and Automation on server platform. I can handle cloud platform setup and Network management. I'm an expert in Website and e-mail Migration. I also have experience on VMware. Cloud Services: Amazon web services (AWS) , Gcloud , Digitalocean , Scaleway , Azure , Rackspace , Linode etc.... My areas of expertise are: Linux, FreeBSD, Windows, Asterisk, FreePBX, NFS, CIFS, VMware, Xen, LVM, Apache, Nginx, Tomcat, Zimbra, Qmail, Sendmail, Postfix, Exim, LVM in Linux, Jabber, Openfire, FTP, Bind, PowerDNS, Pfsense, IPtables, Zabbix, Nagios, MysQL, LDAP, SquidFreeNAS, IPSEC, OpenVPN, PPTP, L2TP TECHNICAL SKILLS Operating systems: Linux, Windows Protocols: TCP/IP, FTP, DHCP, HTTP, SMTP, POP, IMAP Application/Web Servers: Apache, Nginx, Litespeed Mail Servers: Postfix, exim, sentmail, zimbra, iredmail menos
Contratar bindmission
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I've 8 years of experience in Linux System Administration, Web Hosting, Web security, and Malware cleanup. I'm expereinced in Server(linux) :- Debian, Ubuntu , Centos, Redhat,FreeBSD,AMI Cloud :- Aws,Digital ocean,Ali cloud,Vultr,Azure,Ibm,Ovh,Google cloud,Linode Web server: - Apache, Nginx, Litespeed,...I've 8 years of experience in Linux System Administration, Web Hosting, Web security, and Malware cleanup. I'm expereinced in Server(linux) :- Debian, Ubuntu , Centos, Redhat,FreeBSD,AMI Cloud :- Aws,Digital ocean,Ali cloud,Vultr,Azure,Ibm,Ovh,Google cloud,Linode Web server: - Apache, Nginx, Litespeed, IIS E-Learning/Video conference:- BigBlueButton, BBB API, Greenlight, Jitsi, Moodle, Chamilio LMS, Open edX Control panel:- cPanel/Whm, Direct Admin, ISPconfig, Webmin, Centos web panel, Vestacp DB servers :- MySQL,Mariadb,Mongodb,Postgres Scripting languages :- Php(5 and 7),Js,HTML,Python,Ruby CMS :- Wordpress,Joomla,Drupal Frameworks :- Codeignitor,Laravel,Cake php,Symfony,Yii 2, Web security&pentest :- Owasp top 10,Burp suite,Kali linux, Parriot Wordpress Malware removal, Security hardening, Wordpress security, Joomla security, Drupal security, Got listed in Yahoo, Twitter AT&T, Freelancer for finding vulnerabilities https://hackerone.com/sr33r4j/ menos
Contratar sr33raj
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Top 1% in the Freelancer.com Community. I am excited to offer 12 years of solid experience in Physical & Virtual Server & Networking Platforms, System Administration, Network Administration,Managing Telecommunications Networks and Technical Strategy. Below are a few of my strong assets for your...Top 1% in the Freelancer.com Community. I am excited to offer 12 years of solid experience in Physical & Virtual Server & Networking Platforms, System Administration, Network Administration,Managing Telecommunications Networks and Technical Strategy. Below are a few of my strong assets for your business: - Microsoft(Active Directory, DNS,DHCP, RDS,SQL Server(DB Admin),SharePoint, - Hyper-V, Exchange(All Versions &O365)Azure) - VMWare (ESXi, VCenter) - Citrix (XenApp, XenCenter) - Antivirus(Symantec(SEP),Mcafee(EPO),Kaspersky) - Linux (Ubuntu, CentOS,Debian) - Cloud(MS Azure,AMAZON AWS ,Google GCP,OVH and Digital Ocean) - Storage(Synology,QNAP,FreeNAS,WD,Dell and HP) - VOIP ( Avaya,3CX,Yeastar,XCally,GrandStream & FreePBX) - Firewalls (Fortinet, Sonicwall, Sophos, ASA,WatchGuard&PFSense) - Routers (Cisco, Ubiquiti) - Servers (HP Proliant Servers) & (Dell/EMC Servers) I am happily available anytime using secure remote support or walk you through the steps via Freelancer chat .I am looking to show each client my worth to build a long relationship. Get started by clicking on "Hire Me" menos
Contratar RafimKs
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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: debian,ubuntu,gentoo,suse,redhat,centos and arch linux, freebsd, netbsd, openbsd, sun solaris plus ms windows servers. I also know following systems: Web: Java web servers: Tomcat, Jrun, Jboss, C++ web servers: Apache, Nginx, Lighttpd, Litespeed, Hiawatha. Javascript: nodejs,npm Proxy systems: Haporxy, 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. WAP: XMG, SMS: SMSC, Kannel DNS: Bind, Djbdns, Dnsmasq. VPS: Vmware, Hyper-v, Proxmox, bhyve, kvm, xen, openstack.. Containers: docker, lxc, jail. 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'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). - 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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I am the top-tier, heavy-hitting expert you bring in to solve the most daunting of challenges where others have failed. If you just need my expertise without the code, I’m very comfortable in the consultant role. I love writing clean code and spend time every day learning up-to-date tech stacks. I pride myself on...I am the top-tier, heavy-hitting expert you bring in to solve the most daunting of challenges where others have failed. If you just need my expertise without the code, I’m very comfortable in the consultant role. I love writing clean code and spend time every day learning up-to-date tech stacks. I pride myself on being able to jump into a project quickly and creatively solve problems. I have good intuition when it comes to debugging. Your time is valuable, so I don’t waste it. ======= BACKEND & LINUX SYSTEM ADMINISTRATION ======= # Django, Flask, Spring, Express, Laravel, .NET # Server Virtualization (Vsphere ESXI, Veeam Backup & Replication, Vcenter) # Cloud Computing (EC2, ECS, RDS DB instances, Beanstalk, Lambda, ELB, Auto-Scaling, S3, CI/CD deployment, etc). # Containerization (Dockers, Docker-Compose, Swarm) # GCP/GKE/GSuite, Azure, Digital Ocean ======= BIG DATA PROCESSING ======= # Bigdata processing with Apache Kafka/Spark & AWS Kinesis ======= FRONTEND DEVELOPER ==== # MERN/MEAN, Vue/Vuex, Angular, D3.js ======= PYTHON STACK ========== # Image Processing, OCR with OpenCV with Python # ML with Tensorflow, Keras, Spicy, etc # Blockchain with Hyperledger, Corda, Quorum # Windows & Linux Applications with Python, C#, C++ menos
Contratar evgeny1002
