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Se afișează 733 rezultate
  • Angajează pe     AhmedMFakkar
Angajează pe     AhmedMFakkar

    AhmedMFakkar AhmedMFakkar

    Egypt $25 USD/oră
    Cisco Professional
    Egypt
    6.1
    65 recenzii 65 recenzii $25 USD pe oră
    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. mai puțin
  • Angajează pe AhmedMFakkar
  • Angajează pe     udayarpandey2022
Angajează pe     udayarpandey2022
    5.8
    136 recenzii 136 recenzii $50 USD pe oră
    DNS/Web/Database/Email/Network/Storage/Security/DevOps. Linux A to Z Configuration, Management & Troubleshooting. 10+ years in production.
    DNS/Web/Database/Email/Network/Storage/Security/DevOps. Linux A to Z Configuration, Management & Troubleshooting. 10+ years in production. mai puțin
  • Angajează pe udayarpandey2022
  • Angajează pe     sr33raj
Angajează pe     sr33raj

    sr33raj sr33raj

    India $30 USD/oră
    Senior System Administrator And PHP Dev
    India
    6.6
    264 recenzii 264 recenzii $30 USD pe oră
    I've 8 years of experience in Linux System Administration, Web Hosting, Web security, and Malware cleanup. I'm experienced 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 experienced 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/ mai puțin
  • Angajează pe sr33raj
  • Angajează pe     servermaster
Angajează pe     servermaster

    servermaster servermaster

    Estonia $25 USD/oră
    Professional IT specialist
    Estonia
    6.5
    47 recenzii 47 recenzii $25 USD pe oră
    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 mai puțin
  • Angajează pe servermaster
  • Angajează pe     techytrois
Angajează pe     techytrois

    techytrois techytrois

    India $15 USD/oră
    System Admin | AWS Consultant | Linux Expert
    India
    6.1
    185 recenzii 185 recenzii $15 USD pe oră
    We're a team that has over 8 years of experience in the field of system administration. We work 24/7 to help you with your server/hosting issues. When you deal with us, you can expect honesty from us. We do not commit on any jobs which we are not familiar with or have done in the past. If there is something which is...
    We're a team that has over 8 years of experience in the field of system administration. We work 24/7 to help you with your server/hosting issues. When you deal with us, you can expect honesty from us. We do not commit on any jobs which we are not familiar with or have done in the past. If there is something which is new to us, we will make sure we do it on a test environment before doing it for you. Areas in which we can help include, but not limited to : 1) AWS 2) Centos / Redhat / Ubuntu / Debian flavours 3) Hosting related issues 4) cPanel / Plesk / Directadmin / Virtualmin /Webmin / Usermin / Centos web panel 5) Virtuozzo / VMware / OBAS / OpenVZ 6) Server Migrations 7) Detailed troubleshooting of Linux services 8) Monitoring services such as Zabbix, Nagios Certifications which we posses include : * RHCE * AWS Sysops * AWS cloud practitioner * cPanel technical certifications * VMware, VCA and VCP mai puțin
  • Angajează pe techytrois
  • Angajează pe     letsstartcoding
Angajează pe     letsstartcoding

    letsstartcoding letsstartcoding

    India $50 USD/oră
    Full Stack Developer
    India
    5.3
    20 recenzii 20 recenzii $50 USD pe oră
    I am Business analyst in Rexzet Solutions. We are team of 50 Developers with more than 13 years expereince in Php, Java and Mobile App development My skills are :- Native Android App Development Native iPhone App Development React Native App Development Ionic App Development PhoneGap App Development Webapps In Node...
    I am Business analyst in Rexzet Solutions. We are team of 50 Developers with more than 13 years expereince in Php, Java and Mobile App development My skills are :- Native Android App Development Native iPhone App Development React Native App Development Ionic App Development PhoneGap App Development Webapps In Node Js Desktop applications Development in Python, Django and Visual Basic I am also Red Hat certified Linux admin, so can manage or customise AWS, Google Cloud, Heroku server. I also worked as Php developer around 5 years and worked on Codeigniter, Laravel and Core Php a lot. mai puțin
  • Angajează pe letsstartcoding
  • Angajează pe     koustav2006
Angajează pe     koustav2006

    koustav2006 koustav2006

    India $12 USD/oră
    Expert in C/C++/Java, Databases, Networking, GUI
    India
    6.0
    92 recenzii 92 recenzii $12 USD pe oră
    I have over 10 years of programming experience in C,C++,Java,.NET,Python for scripting and desktop applications along with database programming (SQL, MySQL, SQLite, MongoDB) and Networking
    I have over 10 years of programming experience in C,C++,Java,.NET,Python for scripting and desktop applications along with database programming (SQL, MySQL, SQLite, MongoDB) and Networking mai puțin
  • Angajează pe koustav2006
  • Angajează pe     hariskhan1989
Angajează pe     hariskhan1989

    hariskhan1989 hariskhan1989

    Pakistan $45 USD/oră
    Software Developer
    Pakistan
    6.7
    179 recenzii 179 recenzii $45 USD pe oră
    I am a full-time freelancer working from my home, available round the clock for work and support.
    I am a full-time freelancer working from my home, available round the clock for work and support. mai puțin
  • Angajează pe hariskhan1989
  • Angajează pe     muslimcodeid
Angajează pe     muslimcodeid

    muslimcodeid muslimcodeid

    Indonesia $10 USD/oră
    System Administrator - System Engineer
    Indonesia
    3.8
    24 recenzii 24 recenzii $10 USD pe oră
    [Part Time Freelancer] Experienced System Administrator with a demonstrated history of working in the information technology and services industry. Skilled in Technical Support, Servers, Software Installation, Operating Systems, and System Administration. I am such a person who love to share my knowledge, i am able...
    [Part Time Freelancer] Experienced System Administrator with a demonstrated history of working in the information technology and services industry. Skilled in Technical Support, Servers, Software Installation, Operating Systems, and System Administration. I am such a person who love to share my knowledge, i am able to do multi tasking,fast learner. mai puțin
  • Angajează pe muslimcodeid
  • Angajează pe     evgeny1002
Angajează pe     evgeny1002

    evgeny1002 evgeny1002

    Russian Federation $40 USD/oră
    Senior Software Engineer
    Russian Federation
    6.2
    9 recenzii 9 recenzii $40 USD pe oră
    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. ======= FRONTEND DEVELOPER ==== # MERN/MEAN, Vue/Vuex, Angular, D3.js ======= BACKEND & LINUX SYSTEM ADMINISTRATION ======= # Django, Flask, Spring, Express, Laravel, GO-GIN # Server Virtualization (Vsphere ESXI, Veeam Backup & Replication, Vcenter) # AWS EC2, ECS, RDS DB instances, Beanstalk, Lambda, ELB, Auto-Scaling, S3, # Microservices & Containerization (Dockers, Docker-Compose, Swarm) # GCP/GKE/GSuite, Azure, Digital Ocean # CI/CD with Terraform, Jenkins, Ansible, Bitbucket/GitHub/GitLab ======= BIG DATA PROCESSING & SEARCH ENGINE ======= # Bigdata processing with Apache Kafka/Spark & AWS Kinesis, Flink # Solr & Elastic Search ======= 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++ Thanks mai puțin
  • Angajează pe evgeny1002

Bună, . Iată câțiva freelanceri deconectați

Bună, . Iată câțiva freelanceri deconectați care corespund cuvintelor cheie ""