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Mostrando 813 resultados
  • Contratar     peterdegn
Contratar     peterdegn

    peterdegn peterdegn

    Turkey $35 USD / hora
    Server / Network / security architect
    Turkey
    I have 15 years of experience in Linux server management which includes Security, and Optimization. I can handle installation of applications on Linux. I do web hosting and support, Website migration My areas of expertise are: Virtule OS systems: VMware, Xen Application/Web Servers: Apache, Nginx, FTP, Mysql,...
    I have 15 years of experience in Linux server management which includes Security, and Optimization. I can handle installation of applications on Linux. I do web hosting and support, Website migration My areas of expertise are: Virtule OS systems: VMware, Xen Application/Web Servers: Apache, Nginx, FTP, Mysql, PowerDNS, Bind,Cache servers Mail Servers: Postfix, exim, sentmail, zimbra, iredmail, Qmail Security Matter: Pfsense, IPtables, Honeypot, IPSEC, AI firewalls, Test of systems for Dark holes , proxy TECHNICAL SKILLS OS systems: Linux Protocols: TCP/IP, IMAP, FTP, DHCP, HTTP, SMTP, POP/3 Big enterprise setup, Nodes/loadbalance for end clients there can take all from 6.2m connects pr min and bigger contact me and let me hear your needs. menos
  • Contratar peterdegn
  • Contratar     toni5705
Contratar     toni5705

    toni5705 toni5705

    Costa Rica $45 USD / hora
    Mechatronics and Software Bilingual Engineer
    Costa Rica
    7.6
    2 comentarios 2 comentarios $45 USD por hora
    Senior Software developer, about 4 years of experience with Solid Backend Engineer skills, specially as a Lead, currently coursing a Master’s degree on computing science, large background and experience in technologies such as: - Python development - Linux Admin and Bash development - Database development, mysql,...
    Senior Software developer, about 4 years of experience with Solid Backend Engineer skills, specially as a Lead, currently coursing a Master’s degree on computing science, large background and experience in technologies such as: - Python development - Linux Admin and Bash development - Database development, mysql, postgresql, mongodb, etc. - AWS services, DevOps - Data Scientist - Jupyter and pandas tools. - Java Development - javaScript Developmet - APIs development, App development. - Ruby and other lenguages Experience and Projects: - ML engineer, specially creating API and Data Engineer pipelines. - IoT applications Engineer using and integrating with multiple platform - Design, Supervise and implement BI systems for industrial companies - Design and implement Cryptocurrency trading system. Development tools and frameworks: Flask, Rabbit, IBM IoT, Jupyter Notebook, Amazon IoT, Pandas, Amazon Services, Neupy, Machine Learning, Plotly, Differents Database, Docker, Matlab, Bokeh, JSON - XML, Docker-Compose menos
  • Contratar toni5705
  • Contratar     servermaster
Contratar     servermaster

    servermaster servermaster

    Estonia $25 USD / hora
    Professional IT specialist
    Estonia
    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 servers: Apache, Nginx, Lighttpd, Litespeed, Hiawatha. Javascript: nodejs,npm Java web servers: Tomcat, Jrun, Jboss 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
  • Contratar     Ashish01429
Contratar     Ashish01429

    Ashish01429 Ashish01429

    India $15 USD / hora
    System Admin|AWS|Email Marketing|PowerMTA|Linux
    India
    I have 5 years of experience as System Administrator. Web Hosting Expertise:- WHM/Cpanel, Plesk Panel, Zpanel, Direct admin, Virtualmin, ispconfig panel, Services: Server Setup and Management with security and optimization,Server Migration, SSL Installation , NGINX and apache, Bind DNS, Postfix, Exim, etc. LINUX...
    I have 5 years of experience as System Administrator. Web Hosting Expertise:- WHM/Cpanel, Plesk Panel, Zpanel, Direct admin, Virtualmin, ispconfig panel, Services: Server Setup and Management with security and optimization,Server Migration, SSL Installation , NGINX and apache, Bind DNS, Postfix, Exim, etc. LINUX OS:- CentOS, Ubuntu, Debian, Redhet, Fedora Cloud services:- Cloud services such as Amazon Web Services, Linode, Digital ocean, Google cloud etc.... Email Campaign Managers:- Interspire, Mailwizz, Mautic, Sendy, Oempro, SendGrid, Mailgun, Mailchimp, Zoho Campaign, AWS SES, etc.. Firewalls:- UNIX/LINUX iptables, CSF, Firewalld menos
  • Contratar Ashish01429
  • Contratar     lailton
Contratar     lailton

    lailton lailton

    Brazil $60 USD / hora
    Senior Software Developer
    Brazil
    5.2
    6 comentarios 6 comentarios $60 USD por hora
    Welcome to my page. I can guarantee 100% customized solutions for each client's needs. My goal is to provide high-quality service and product to client. My technical skills and proficiency include: ✔️Linux OS Developer, Linux/Unix System Administration + Network Services( DNS, NTP, VPN, DHCP, OpenLDAP, and FreeIPA)...
    Welcome to my page. I can guarantee 100% customized solutions for each client's needs. My goal is to provide high-quality service and product to client. My technical skills and proficiency include: ✔️Linux OS Developer, Linux/Unix System Administration + Network Services( DNS, NTP, VPN, DHCP, OpenLDAP, and FreeIPA) + Security(Ebtables/Iptables, Firewalld, SELinux, and ClamAV) ✔️Blockchain Development: In Game Currency, Blockchain coin forking, Smart Contract for DApp, Cryptocurrency Exchange System, DeFi, Gambling... ✔️Reverse Engineering: OllyDbg, IDA Ghidra, Remnux, Malware analysis, Binary Packing ✔️Web Application Development: Spring Boot, Kafka, ASP.NET, Django, Laravel, MERN & MEAN Stack ✔️Software Application Development: C/C++, .NET (C#, VB.NET, F#), Python, PHP, Delphi ✔️Embedded System and MATLAB programming I hope to help you and your project to success with passion and frankness. Have a great day everyone. menos
  • Contratar lailton
  • Contratar     sr33raj
Contratar     sr33raj

    sr33raj sr33raj

    India $30 USD / hora
    Linux, AWS, GCP, Azure, WordPress, PHP Expert
    India
    Hi, I am a Linux System Administrator with over 9 years of experience in Web Hosting, Web Security, and Malware Cleanup. I'm experienced in Linux:- Debian, Ubuntu, Centos, Redhat,Fedora, AMI Cloud:- AWS, Google Cloud, Azure, Ali Cloud, IBM, OVH, Linode, Digitalocean, Vultr, Scaleway Web server:- Apache, Nginx,...
    Hi, I am a Linux System Administrator with over 9 years of experience in Web Hosting, Web Security, and Malware Cleanup. I'm experienced in Linux:- Debian, Ubuntu, Centos, Redhat,Fedora, AMI Cloud:- AWS, Google Cloud, Azure, Ali Cloud, IBM, OVH, Linode, Digitalocean, Vultr, Scaleway Web server:- Apache, Nginx, Litespeed, IIS Database;- MySQL, MariaDB, Postgres, Amazon Aurora Mail server/system:- Zimbra, Postfix, Dovecot, iRedMail, Sendmail ERP/CRM :- Odoo, vTiger, Dolibarr, SugarCRM, SuiteCRM, YetiForce, ERPNext E-Learning/Video conference:- BigBlueButton, BBB API, Greenlight, Jitsi meet, Moodle LMS, Chamilio LMS, Open edx, Scalelite Control panel:- cPanel/WHM, Direct Admin, ISPconfig, Webmin/Virtualmin, CWP, Plesk, Vestacp, Hestia CMS/E-commerce platform:- WordPress, Joomla, Drupal, Magento, Opencart, PrestaShop PHP framework:- Laravel, Codeignitor, Zend Web security:- OWASP top 10, Burp suite, PCI DSS Thanks menos
  • Contratar sr33raj
  • Contratar     udayarpandey2022
Contratar     udayarpandey2022

    udayarpandey2022 udayarpandey2022

    Nepal $50 USD / hora
    Linux Engineer / DNS Specialist / SMTP Expert
    Nepal
    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. menos
  • Contratar udayarpandey2022
  • Contratar     ahad47
Contratar     ahad47

    ahad47 ahad47

    India $30 USD / hora
    Advanced Penetration Tester / Ethical Hacker
    India
    4.4
    5 comentarios 5 comentarios $30 USD por hora
    Worked as a Penetration tester, worked under the best of hackers. I will help secure your website from hackers and other threats from the internet, Start a conversation and learn more about how I will be of your help. Hacker Offensive security Penetration Testing : - I can investigate...
    Worked as a Penetration tester, worked under the best of hackers. I will help secure your website from hackers and other threats from the internet, Start a conversation and learn more about how I will be of your help. Hacker Offensive security Penetration Testing : - I can investigate hacking/phishing/spamming/spoofing activities. - Vulnerable scripts, web apps - Security audits - Checking for xst, XSS, csrf, ie owasp top 10 - Unknown vulnerabilities - Vulnerable services (HTTP, FTP, MYSQL, VPN, ROUTERS, DNS, SMTP, etc) - MITM Attack - DDoS protection (Specialist) - Facebook/Instagram help Website/Webserver Monitoring And Prevention : - System/Network daily checkup with custom scripts - Security Patching - PHP/MySql scripts auditing for various types of injections -Hunting the Hackers Security Researcher menos
  • Contratar ahad47
  • Contratar     tangramua
Contratar     tangramua

    tangramua tangramua

    Canada $25 USD / hora
    Top 3% in the Freelancer.com Community
    Canada
    We are Canadian-Ukrainian team of highly professional developers and system administrators with 20 years expertise. OUR SPECIALIZATIONS: 1) BACK-END DEVELOPMENT: PHP, Python, .NET 2) JAVASCRIPT DEVELOPMENT: JS, Node.js, Angular, React.js, Vue.js, Nuxt.js, Next.js, Gatsby.js 3) FRONT-END DEVELOPMENT: HTML5, CSS3 4)...
    We are Canadian-Ukrainian team of highly professional developers and system administrators with 20 years expertise. OUR SPECIALIZATIONS: 1) BACK-END DEVELOPMENT: PHP, Python, .NET 2) JAVASCRIPT DEVELOPMENT: JS, Node.js, Angular, React.js, Vue.js, Nuxt.js, Next.js, Gatsby.js 3) FRONT-END DEVELOPMENT: HTML5, CSS3 4) DESIGN: Website Design, Graphic Design, Corporate Identity 5) 24/7 TECHNICAL SUPPORT: Linux, Unix, MS Windows Server, cloud solutions (AWS, MS Azure, Google cloud) etc. 6) EMBEDDED SYSTEMS: Embedded software development, Internet of Things (IoT), Microcontrollers, Arduino 7) MOBILE DEVELOPMENT: Android, iOS, React Native, Ionic, Flutter 8) OPEN SOURCE: WordPress, Joomla, Drupal, TYPO3, Shopify, Magento, WooCommerce, Prestashop, OpenCart, Zend, Symfony, Laravel, Yii, Django, Flask 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
  • Contratar     RafimKs
Contratar     RafimKs

    RafimKs RafimKs

    India $40 USD / hora
    Expert System, Network & VOIP Administrator
    India
    Top 1% in the Freelancer.com Community. I am excited to offer 13 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 13 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) - Wireless(Cisco,Unify,Grandstream,Fortigate) - 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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