Network Security Developers & Programmers

Showing 255 freelancers

Network Security Developers & Programmers

Showing 255 freelancers

  • admin

    Softkiwi is the Web Development and software development unit. Softkiwi is one top IT Solution provider working to make the world of Internet more accessible for small business. We believe in the fact that small businesses too deserve the right … more

    Softkiwi is the Web Development and software development unit. Softkiwi is one top IT Solution provider working to make the world of Internet more accessible for small business. We believe in the fact that small businesses too deserve the right to be on the world of internet and that is where we come into play by providing them the most cost effective solution. Low investment and Maximum output is our philosophy of work. We provide services from design and multimedia to custom programming and database integration. Our strength lies in our developers who have years of experience developing successful websites for our clients. We have also partnered with key players in the market to offer additional services such as SEO, internet promotion, internet marketing, search engine promotion, search engine marketing, web directory marketing, web directory promotion, web directory submission, web directory positioning, search engine submission, search engine positioning, search engine research, internet marketing, online marketing, site promotion, increase site popularity, multiply site traffic. Quality: Proven track of successful project deliveries. 100% Customer satisfaction. Effective Quality procedures. Technology: Our Team has expertise in PHP, Joomla, Drupal, Wordpress, Magento, Open Source Technologies, Cake Php & Modx. Skill: Highly experienced and certified development teams with creative approach. Costs: Reduce project cost with Softkiwi development model. We believe that good customer service is hard to find in the Internet industry, and we pride ourselves on serving our clients at the highest level. Our sales and account management staff will work with you to expand, enhance, and grow your site to be more effective and to meet and exceed your goals.  less

    php linux-system-administration java web-design network-security html5 wordpress magento 00 more less
    • $7.78 HOURLY RATE
    • 4.0
    • 0 HOURS
    • INDIA
    • LAST ACTIVE
    • 2 PORTFOLIO ITEMS
    • 7 TESTS
    ASSOCIATED WITH:
  • Sr Linux / Amazon EC2 / Migrations / Nginx / Security / DevOps

    A self-motivated System and Network security administrator with more than 10 years in the management and analysis of Linux/Unix enterprise Servers (60- 70 servers). With deep and advance knowledge of highly scalable servers, Cloud Computing, High performance, Hardening Servers … more

    A self-motivated System and Network security administrator with more than 10 years in the management and analysis of Linux/Unix enterprise Servers (60- 70 servers). With deep and advance knowledge of highly scalable servers, Cloud Computing, High performance, Hardening Servers, Migrations, Ethical hacking, Development Operations - DevOps, Open Source services and Server optimization. Certifications such as: Certified Ethical Hacker - Red Hat Certified Engineer - Cisco CCNA. Expertise in: MIGRATIONS: AMAZON/Wordpress/Magento/LAMP/Cpanel migration plans and implementation, backup-restore and recovery plans. I have helped dozens of clients migrate their web sites and applications into the CLOUD. Design and build Web Servers with HIGH PERFORMANCE (LAMP, NGINX/python, Nginx/Varnish, Nginx/php-fpm, Jboss, Apache tomcat and Varnish) - Improve and Fix performance issues, service optimization, security issues and deployments. MALWARE removal and analysis: WordPress / Magento / Joomla Malware removal and remediation, Incident handling and Forensics analysis. BOOST and optimize websites with: NGINX, Varnish, REDIS, Amazon S3, Memcached, APC, apache tunning and mysql tunning, Amazon CloudFront and more. Amazon Cloud Computing (AWS) - AMAZON EC2, amazon CDN S3, amazon RDS, amazon ELB, Amazon AutoScaling, VPC, CloudFront, Route53, etc. Also Management of multiple Control panels like Rackspace Cloud Computing, SoftLayer, GoDaddy, HostGator, dreamhost and MediaTemple. Designing and deploying scalable & Highly available systems such as: Amazon Load Balancing (ELB), Hearbeat, HAProxy, mysql cluster, apache cluster... Network and web security such as: Vulnerability Assessments, Hardening servers, security audits, Penetration testing, Virus/Malware/Threats/Vulnerabilities countermeasures, web security, fail2ban, Tripwire-AIDE-OSSEC, mod_security, mod_evasive, Denial of Services (DDOS) countermeasures, Firewalls (iptables, CSF and apf), etc. VPS: Cpanel / WHM / Plesk / DirectAdmin / Webadmin - Migrations, management, hardening, configuration, maintenance and high level of Administration. Databases Administration such as: Mysql tweaking and tunning, MongoDB, load balancing and Mysql replication (Master & Slave) for High traffic. Database: Mysql tweaking and tunning, MongoDB, ElasticSearch, Apache Solr, Sphinx, lucene, MariaDB, Postgresql replication & Pgpool, Mysql load balancing and Mysql replication (Master & Slave) for High traffic. Continuous integration (CI) and Automated configurations with: Puppet, Capistrano, GIT and Fabric. Jenkins + github, Jenkins + nginx... Networking: TCP/IP high expertise, NAT, FIREWALLS, CISCO routing and switching and Packet analysis with tcpdump and wireshark. Storage solutions and Directory management: SAMBA, NFS, FTP and sftp. LVM and RAID*. SCRIPTING: Bash and python. Proficient with MAIL Servers: postfix, sendmail and Zimbra. Source control versioning: GIT and SVN. Deploying and maintaining Monitoring systems such as: nagios, ZAbbix, cacti and Jboss Operation Network (JON). Backups solutions: amanda, rsync, Amazon backups and rsnapshot. Research & development (R & D) for any open source service and technology.  less

    network-security amazon-ec2 nginx linux-system-administration penetration-testing apache-administration jboss ubuntu virtualization samba security bash mysql amazon-rds amazon-web-services nagios rackspace-cloudservers clustering iptables centos git apache-tomcat unix-system-administration varnish-cache django-framework 00 more less
    • $24.99 HOURLY RATE
    • 4.9
    • 4663 HOURS
    • MEXICO
    • LAST ACTIVE
    • 6 PORTFOLIO ITEMS
    • 4 TESTS
  • Network Security Engineer - Juniper/Cisco/Fortinet Expert

    Network & Security Professional 6+ Year Experience for Network Planning, Designing, Implementing and Optimizing as per the business requirements.Over the years of experience as a Network & Security Engineer I have developed in-depth active knowledge on following technologies & products : Technologies: TCP … more

    Network & Security Professional 6+ Year Experience for Network Planning, Designing, Implementing and Optimizing as per the business requirements.Over the years of experience as a Network & Security Engineer I have developed in-depth active knowledge on following technologies & products : Technologies: TCP/IP, IPv4, IPv6, Static Routing, RIP, EIGRP, OSPF, BGP, MPLS, Redistribution,NAT, Load Balancing, COS. QOS, VLANs, Trunking,QinQ, STP, RSTP, MSTP, VTP, GVRP, HSRP, VRRP, GLBP, SIP, Stacking, Virtual Chassis (VC), High Availability (HA), VPN- IPSEC, Remote Access, Web Filtering, IPS, IDS, Anti-Virus, Anti-Spam, RADIUS, TACACS, SNMP, Access Control, Jflow, Netflow, Sflow Monitoring, AWS VPC. In addition to above, I have also good knowledge of Red-hat & Windows. Products: Juniper (Netscreen, SSG, ISG, JUNOS, SRX, EX, J, MAG, MX Series, NSM) Cisco (RV, SMB - Switches and Routers, IOS - Routers, Catalyst-Switches, ASA Series ) Fortinet (Entry Level, Mid & High Range Firewall/VPN/NGFW/UTM-Gateway ) AWS, SonicWall, Dell, HP, Netgear, Mikrotik. I work remotely via SSH, RDP, VPN, Team-viewer and I can adjust to any timezone needs. Professional Certification in Juniper and Cisco Cisco - CCNP-R/CCNA Juniper - JNCIP-SEC/JNCIS-SEC/JNCIS-ENT/JNCIA-JUNOS Juniper Authorized Design Specialist- DC/Campus/Branch  less

    cisco-routers cisco-ios cisco-asa juniper-routers firewalls vpn openvpn tcp-ip network-security computer-networking network-planning network-administration junos jncia-junos security microsoft-visio dhcp ospf bgp ipsec mpls 00 more less
    • $55.56 HOURLY RATE
    • 4.8
    • 151 HOURS
    • NEPAL
    • LAST ACTIVE
    • 9 PORTFOLIO ITEMS
    • 6 TESTS
  • system administrator, python developer, IT-security specialist

    Dear potential client! I am a highly qualified professional with extensive experience. The area of my interests - Unix / Linux systems, security, and automation. I have many projects in the field of security, automation, installation and configuration of various web services … more

    Dear potential client! I am a highly qualified professional with extensive experience. The area of my interests - Unix / Linux systems, security, and automation. I have many projects in the field of security, automation, installation and configuration of various web services. I know several programming languages, but my favorite language now is Python. Self-motivated and responsible, I trying always to achieve goals that have been set.  less

    unix-system-administration python security ms-dos-administration lamp-administration centos windows-administration zabbix ubuntu firewalls autoit snort unix-shell selenium-webdriver linux-system-administration network-security puppet-administration microsoft-excel openbsd freebsd web-scraping arduino 00 more less
    • $18.89 HOURLY RATE
    • 5.0
    • 27 HOURS
    • UKRAINE
    • LAST ACTIVE
    • 4 PORTFOLIO ITEMS
    • 15 TESTS
  • Linux,VoIP and Windows Server Administrator

    I have over 4 years of hands on experiences in maintaining various servers mostly Microsoft & Linux based systems. Areas of my expertise are: 1. Asterisk, Elastix, Trixbox, FreePBX, Vicidial, A2Billing 2. Amazon EC2,S3,VPS,VMWare,ESXi,Xen,Open VZ … more

    I have over 4 years of hands on experiences in maintaining various servers mostly Microsoft & Linux based systems. Areas of my expertise are: 1. Asterisk, Elastix, Trixbox, FreePBX, Vicidial, A2Billing 2. Amazon EC2,S3,VPS,VMWare,ESXi,Xen,Open VZ 3. Mysql & MSSQL server 4. Windows based Servers, LAMP, Mail, DNS, Proxy Server 5. OpenVPN and L2TP/IPSec VPN 6. Webmin,Cpanel, WHM,Zpanel 7. Cisco,Mikrotik, DD-WRT,OpenWRT Special note: I am open for full-time job from 6:00 AM to 6:00 PM (PST)  less

    windows-administration cpanel wordpress freepbx elastix asterisk amazon-ec2 vpn cisco-routers microsoft-dynamics php joomla magento seo mysql iis amazon-web-services sendmail postfix a2billing network-planning technical-support centos microsoft-small-business-server-administration lamp-administration whm network-security database-administration 00 more less
    • $5.56 HOURLY RATE
    • 4.9
    • 624 HOURS
    • BANGLADESH
    • LAST ACTIVE
    • 9 PORTFOLIO ITEMS
    • 9 TESTS
    GROUPS:
  • AWS Admin/Architect

    I have over 15 years of experience in technology. Anything from software development to servers, desktops or networks and everything in between. I have served in the United States Air Force and worked at government agencies as well as high … more

    I have over 15 years of experience in technology. Anything from software development to servers, desktops or networks and everything in between. I have served in the United States Air Force and worked at government agencies as well as high tech companies across the globe. If it is configuring routers or switches. Working in the Cloud with Amazon, Rackspace Etc. Linux, Windows or anything in between then I am your man.  less

    computer-networking wan amazon-ec2 network-administration network-planning network-security cisco-routers cisco-ios load-balancing security squid iptables memcached firewalls ubuntu amazon-web-services amazon-s3 virtualization microsoft-hyper-v vmware-esx vmware-administration ldap samba mac-os-app-development openvpn vpn linux-system-administration 00 more less
    • $44.44 HOURLY RATE
    • 4.9
    • 1638 HOURS
    • UNITED STATES
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 8 TESTS
  • Web, iPhone, Android and Desktop Tester

    From last 5 years, I am working as a QA Engineer on Web and Mobile( iPhone & Andorid) based applications. My Core competency is to write test plan, test scenarios, test cases, project estimation and managing projects. I perform functional, integration … more

    From last 5 years, I am working as a QA Engineer on Web and Mobile( iPhone & Andorid) based applications. My Core competency is to write test plan, test scenarios, test cases, project estimation and managing projects. I perform functional, integration, system, black box, gray box, white box, security, cross browsers, load, performance, stability testing. I am working on both simple to enterprise level applications. I have experience of automated testing tools Selenium, Watir for web and Frank for iOS.  less

    manual-testing black-box-testing user-acceptance-testing performance-testing regression-testing load-testing usability-testing database-testing functional-testing software-testing software-qa-testing sqa automated-testing iphone-app-development android-app-development atlassian-jira ab-testing selenium network-security alpha jenkins scrum bugzilla mantis agile-software-development ruby 00 more less
    • $11.11 HOURLY RATE
    • 4.8
    • 932 HOURS
    • PAKISTAN
    • LAST ACTIVE
    • 18 PORTFOLIO ITEMS
    • 4 TESTS
  • Wordpress Expert / Programmer / VA / Tech Support / Project Manager

    A definite rockstar in all aspects. I aim to provide help and support in the most productive and enjoyable manner possible. I also want to share my expertise, my learnings, and energy. I defnitely want to help aid and grow … more

    A definite rockstar in all aspects. I aim to provide help and support in the most productive and enjoyable manner possible. I also want to share my expertise, my learnings, and energy. I defnitely want to help aid and grow together with the company who shares the same ideals and goals that I have. Let's get the ball rolling, shall we?  less

    technical-support systems-development data-entry proofreading transcription virtual-assistant project-management software-testing customer-support network-administration virus-removal hardware-troubleshooting network-security 00 more less
    • $16.67 HOURLY RATE
    • 4.8
    • 609 HOURS
    • PHILIPPINES
    • LAST ACTIVE
    • 8 PORTFOLIO ITEMS
    • 6 TESTS
    ASSOCIATED WITH:
  • Senior Linux Sysadmin, LAMP,Databases,Automation,Senior Programmer

    - Linux/Unix Senior System Administrator (10 years) - Big seniority in shell programming (10 years) - Data manipulation / Environments Automation ( Linux/Unix and databases) - Debian/Ubuntu/CentOS/RHEL - Mysql/MSSQL dba - Technical/Article/Blog writer with big seniority - Network administrator (Firewall/Iptables … more

    - Linux/Unix Senior System Administrator (10 years) - Big seniority in shell programming (10 years) - Data manipulation / Environments Automation ( Linux/Unix and databases) - Debian/Ubuntu/CentOS/RHEL - Mysql/MSSQL dba - Technical/Article/Blog writer with big seniority - Network administrator (Firewall/Iptables/Acl) - Backup/Monitor/database automation (Linux/Unix) Major companies in which I worked: Olivetti S.p.A, Nike IT, ADR (Rome Airports), Alitalia Servizi (Skyteam), Ericsson, H3G, Telecom Italia,IBM About Me: I like to face new challenges and I'm happy to provide my technical features for solving problems, always ensuring maximum availability and professionalism.  less

    bash lamp-administration mysql dbase aix c# hp-ux data-warehousing data-entry data-structures defect-tracking network-security technical-writing article-writing embedded-linux sql stored-procedure-development windows-administration apache-administration awk database-administration database-design database-testing data-analysis ldap microsoft-sql-server-administration tcp-ip zend-framework vmware-administration 00 more less
    • $20.00 HOURLY RATE
    • 4.9
    • 20 HOURS
    • ITALY
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 4 TESTS
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