Network Security Developers & Programmers

Showing 38 freelancers

Network Security Developers & Programmers

Showing 38 freelancers

  • Solution Architect for mobile, web based and SAP applications

    I am a Solution Architect with entrepreneurial skills. My skill sets are around niche technology areas and I particularly expertise in solving complex solutions (technology and business) and solve bottlenecks for business. I have worked with SAP for almost 10 … more

    I am a Solution Architect with entrepreneurial skills. My skill sets are around niche technology areas and I particularly expertise in solving complex solutions (technology and business) and solve bottlenecks for business. I have worked with SAP for almost 10 years and have lanscaped, designed and perfected heterogenous systems and Enterprise Application Integration. Identity Management, HANA is one more area where I excel. Allow me to serve your technology needs and boost your business. My expertise in relevance to the current technology suites run around various Java Script Frameworks, web applications, REST API, OAuth, Rails, Java/J2EE, CakePHP, etc.  less

    java javascript html5 ruby-on-rails cakephp sap-basis mobile-app-development ios-development sencha network-security 00 more less
    • $69.44 HOURLY RATE
    • 5.0
    • 1148 HOURS
    • INDIA
    • LAST ACTIVE
    • 2 PORTFOLIO ITEMS
    • 4 TESTS
    ASSOCIATED WITH:
  • Network / Cisco / Linux Administrator / Cloud Expert / AWS / DevOps

    Self-motivated professional with strong work ethic and productive self-starter – proven with success being a freelancer at oDesk. Team player - Participated in multiple projects, joining large teams, effectively co-working with other professionals Effective leader - Took over leadership and managed team resources … more

    Self-motivated professional with strong work ethic and productive self-starter – proven with success being a freelancer at oDesk. Team player - Participated in multiple projects, joining large teams, effectively co-working with other professionals Effective leader - Took over leadership and managed team resources to achieve goals meeting deadlines 16+ years as an Systems Administrator 10+ years as Network Engineer 6+ years as Cloud Expert and SaaS Architect 3+ years @ DevOps Freelancer for last 5 years (over 20,000hrs worked @oDesk)  less

    amazon-ec2 perl python sql mysql unix-shell amazon-web-services postfix linux-system-administration network-administration network-security security cisco-routers cisco-asa firewalls vpn devops 00 more less
    • $55.56 HOURLY RATE
    • 4.9
    • 23132 HOURS
    • RUSSIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 10 TESTS
  • Senior system administrator and PHP - C - Perl developer

    Very skilled Unix system administrator, with lot of experience in Linux ( Centos, Redhat, Fedora, Ubuntu, Debian, Gentoo, Slackware ), Solaris, xBSD ( FreeBSD, OpenBSD), vpn ( openswan - ipsec, openvpn, l2tp, pptp ), clustering ( LInux Virtual Server, Linux HA, vrrp, Solaris Cluster ), cloud computing, load … more

    Very skilled Unix system administrator, with lot of experience in Linux ( Centos, Redhat, Fedora, Ubuntu, Debian, Gentoo, Slackware ), Solaris, xBSD ( FreeBSD, OpenBSD), vpn ( openswan - ipsec, openvpn, l2tp, pptp ), clustering ( LInux Virtual Server, Linux HA, vrrp, Solaris Cluster ), cloud computing, load balancing ( f5, haproxy ), VoIP ( asterisk ), databases ( MySQL, PostgreSQL), LDAP, web services ( Apache, Nginx, varnish ), security ( penetration testing, firewall policy design ), control panels ( CPanel, Plesk, Virtualmin, Ensim ), Virtualization ( VMWare Virtual infrastructure - VSphere, amazon EC2 ). As for Developing I am very experienced in C, PHP, Perl, javascript, ajax and many more to list.  less

    linux-system-administration mysql php asterisk audio-mixing audio-editing html css perl varnish-cache firewalls security network-security ipsec openvpn iptables penetration-testing postfix load-balancing pci-compliance cpanel zimbra-administration voip-administration 00 more less
    • $20.00 HOURLY RATE
    • 5.0
    • 774 HOURS
    • GREECE
    • LAST ACTIVE
    • 2 PORTFOLIO ITEMS
    • 11 TESTS
  • 6 Years+ Web Scraping/Ruby/Selenium

    I am an expert in the field of Web scraping, using Watir, Ruby, PHP, Javascript, HTML and VBScript. Experienced in tools like Firebug, Developer tools. Worked on ScraperWiki using Python and Ruby. Have completed web scraping with some complicated Json … more

    I am an expert in the field of Web scraping, using Watir, Ruby, PHP, Javascript, HTML and VBScript. Experienced in tools like Firebug, Developer tools. Worked on ScraperWiki using Python and Ruby. Have completed web scraping with some complicated Json and Ajax enabled forms. Well versed in SVN, CVS, Jira and Bugzilla. I also have experience in SQL, Oracle and Java. I am quick to learn new technologies and have a good eye for detail. I am looking for challenging Web scraping opportunities and also support related projects or web designing projects too.  less

    data-scraping python ruby html microsoft-excel spreadsheets web-scraping test-automation rspec hp-qtp software-qa-testing mysql selenium regression-testing atlassian-jira automated-testing manual-testing web-testing black-box-testing network-security svn sql selenium-webdriver load-testing crawlers 00 more less
    • $15.56 HOURLY RATE
    • 4.9
    • 245 HOURS
    • INDIA
    • LAST ACTIVE
    • 6 PORTFOLIO ITEMS
    • 9 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
  • Software Engineer.

    I have extensive experience developing Software using Delphi,C#,C++, JAVA, PHP, MS SQL and MySQL. I also have many years of experience developing desktop applications with C/Win32, C++/MFC, COM, C#, VB 6.0, and VB.NET. I … more

    I have extensive experience developing Software using Delphi,C#,C++, JAVA, PHP, MS SQL and MySQL. I also have many years of experience developing desktop applications with C/Win32, C++/MFC, COM, C#, VB 6.0, and VB.NET. I am seeking new opportunities to create software application from scratch or to add advanced functionality to pre-existing softwares. I'm also interested in creating desktop and mobile applications in any language that your project requires. Various .NET related skills include: WCF, WPF, Workflow Foundation, MVC, ADO.NET Entity Framework, LINQ, LINQ to SQL, LINQ to XML, COM and Win32 interoperability. C++ skills: STL, templates, data structures, analysis of algorithms, interprocess communications, multithreading and parallelism with Windows Threads, Intel Threading Building Blocks and network programming with WinSock using TCP/IP and UDP. Mobile skills: Development of Windows and Android phone apps. Enterprise services development skills: asynchronous order processing with MSMQ and Windows Services, distributed transactions. Management/Finance Skills: Accounting, Inventory, Trading, Microsoft Navision, Metatrader 4, mql4 Miscellaneous skills: AJAX, jQuery, SVN, CVS, Git, Security/Hacking .. Preferred OS: Unix, OpenSource Mind .. Hobbies & Research : Automatism, Robotics, NAO, NXT 2.0 , V-REP, OpenCV ..  less

    c# .net-framework linux-system-administration java php perl delphi c++ microsoft-dynamics eclipse microsoft-visual-studio embedded-systems tcp-ip mysql network-security drupal elgg ffmpeg android-app-development html css ajax jquery javascript robotics opencv sip facebook-api twitter-api skype-development linkedin-api uml agile-software-development svn cvs git multithreaded-programming socket-programming mql4 sql 00 more less
    • $22.22 HOURLY RATE
    • 4.9
    • 111 HOURS
    • GERMANY
    • LAST ACTIVE
    • 5 PORTFOLIO ITEMS
    • 4 TESTS
    GROUPS:
  • QA Lead/Software Tester-Web/Desktop/MAC/Mobile App-Expert In Agile Pro

    "Try to improve PERFECTION and unveil the QUALITY by itself." ★ Top 5% in successful oDeskers ★ 7000 odesk billed hours ★ 30 Projects of 5 star rating ★ Full time freelancer and ISTQB certified QA tester ★ oDesk Top 10% in : Software Testing Test … more

    "Try to improve PERFECTION and unveil the QUALITY by itself." ★ Top 5% in successful oDeskers ★ 7000 odesk billed hours ★ 30 Projects of 5 star rating ★ Full time freelancer and ISTQB certified QA tester ★ oDesk Top 10% in : Software Testing Test These are the facts which I will not claim unlike other freelancers.. What I claim is "To find out the visible and hidden defects,loop holes,gaps,broken processes,lack of standardization and simplification in your application for which you have chosen oDesk and posted this QA job" ★ ★ ★ ★ ★ ★ ★ I will need and start only with demo URL and ends with bunch of satisfied customers in your portfolio. ★ ★ ★ ★ ★ ★ ★ You wonder how's that possible!!! Here are the facts which end your search and start your smiles.. I am well versed in .. ✔ Testing Domains: Healthcare, e-commerce, e-learning, business intelligence, ERP, CRM, Magento,social media, CRM,Gaming,VOIP, POS, Accounting,Gaming etc. ✔ Types of testing : Smoke, Sanity, Black Box,White Box,Grey,Functional,Regression, System Integration, Compatibility-Cross and Backward(OS/Browser), Internationalization (i18N),User Acceptance Testing (UAT), Basic Performance Testing, ETL Testing, etc. ✔ QA methodology and processes: CMMI, ISO, Agile best practices,waterfall model, RAD, V- model etc. ✔ QA Tasks: Analyze,review and assess user requirements,specifications and models for testability Test Scenario, Test Case, Test Plan, Test Strategies, Test Traceability Matrix, Gap Analysis,Conduct quality assurance on product updates at planned intervals. Triage data issues that emerge from user-feedback to drive product improvements. Creating lessons learnt document on projects ending Risk Management, Mitigation and Contingency Planning,Help develop strategy for growth, including resource needs, automated testing etc. ✔ Bug Reporting tools: Notepad,Wordpad,MS word,MS Excel,MS TFS 2010,Trello cards, JIRA,Mantis, Bugzilla, CodebaseHQ ,Redmine ,Basecamp, Version one, Assembla, Pivotal Tracker ,Issues and many more.. ✔ Bug Analysis Tools: FireBug, FirePath, Xpath Checker,In browser Developer tools and Inspect elements. ✔ Test Case Management Tools: Microsoft Test Manager, Test Link ✔ Version Control System : Microsoft Visual SourceSafe, SVN, Team Foundation Server ✔ White Box Testing tools: NUnit, JUnit, TestNG, MS Test ✔ Performance Testing Tools : LoadRunner, WebLoad, Apache JMeter ✔ Database: SQL Server, MySQL, DB2, Teradata, Sybase, DB2 Mainframe ✔ Operating Systems to test: Windows 2000/Xp/Vista/Win7/win8,Ubuntu,Mac 10.9.2 ✔ Gadgets available for Testing : iPhone 5S,Samsung Galaxy S3, Google Nexus 4,Samsung Duos,iPod touch 4th Gen.(iOS 6),iPad 3 (iOS 7.0),Lenovo Yoga,Kindle Fire 2  less

    database-testing manual-testing bugzilla html ajax powerbuilder php asp.net vss project-management typo3 hp-qtp automated-testing regression-testing tfs issue-tracking-systems agile-software-development black-box-testing network-security software-testing technical-documentation user-acceptance-testing users-guide-writing css snagit sqa web-testing usability-testing functional-testing performance-testing test-automation mac-os-app-development android-app-development selenium-webdriver magento technical-writing scrum mantis game-testing load-testing test-case-design testcomplete redmine iphone-app-development 00 more less
    • $16.67 HOURLY RATE
    • 5.0
    • 6896 HOURS
    • INDIA
    • LAST ACTIVE
    • 23 PORTFOLIO ITEMS
    • 3 TESTS
  • Linux Admin / Networking / VoIP / Scripting / Web development

    Non-comprehensive list of GNU/Linux skills: - Debian-based distros - bash scripting - TCP/IP (networking) - netfilter/iptables (firewalling) - OpenVPN (virtual private networks) - OpenSSL (certificate management) - apache/nginx (web services) - cron (scheduling) - dovecot IMAP/POP3 and postfix SMTP (email) - asterisk PBX (voice over … more

    Non-comprehensive list of GNU/Linux skills: - Debian-based distros - bash scripting - TCP/IP (networking) - netfilter/iptables (firewalling) - OpenVPN (virtual private networks) - OpenSSL (certificate management) - apache/nginx (web services) - cron (scheduling) - dovecot IMAP/POP3 and postfix SMTP (email) - asterisk PBX (voice over IP) - git (revision control) - syslog (advanced logging) - nagios, icinga, munin, monit (monitoring) - backuppc (backup) Non-comprehensive list of network management skills: - solid understanding of TCP/IP & Ethernet - monitoring tools - VLAN management - manageable switches in general - IGMP & IGMP snooping - OSPF & BGP routing protocols - GePON OLT & ONU equipment About me: Solid understanding of communication and web technologies is my primary area of interest and expertise. Over the last 7 years I've been a tech support for an ISP, a systems & network administrator and a web developer. As a network administrator for 2 years, I discovered what it means to maintain a large-scale MAN (Metropolitan Area Network), including internet access, setting up and managing IPTV streaming through IGMP and IGMP snooping techniques. I've setup BGP so the provider can have a backup route for his services. I'm falimiar with the nature of the technical issues that can occur and the different ways of handling and preventing them. I'm experienced in ethernet & GePON networking equipment. I've managed network equipment from most major vendors, Cisco, HP, DLink, Dell and Fundry, just to name a few. I've been working with Debian GNU/Linux professionally for 2 years as a systems administrator for a Bulgarian tourist resort and 2 years maintenance the services infrastructure (web, mail, vpn, samba, domain management, monitoring, ticket resolution systems, asterisk voip). I worked at a web development company for a year, doing back-end web development with different and frameworks, such as django, rails, express.js, along with infrastructure administration tasks and support. Languages: html5, bash, python, ruby, javascript Databases: mysql, postgres, mongodb Hobbies & interessts: - x86 assembler - system security forensics - electronics  less

    linux-system-administration ubuntu bash asterisk iptables network-planning network-security network-administration html5 javascript ruby ruby-on-rails tcp-ip git github nagios devops munin redmine ssl vpn openvpn postfix mail-server-implementation openvz haproxy amazon-ec2 virtualization freepbx 00 more less
    • $16.67 HOURLY RATE
    • 5.0
    • 59 HOURS
    • BULGARIA
    • LAST ACTIVE
    • 2 PORTFOLIO ITEMS
    • 8 TESTS
    ASSOCIATED WITH:
  • Application Designer with Information Security experience

    Results and process driven individual with over 15 years of high technology experience with trusted brands in the field of technology, project management, program management, product management, software delivery, requirements gathering and analysis. Combining Technology Education & business education to deliver … more

    Results and process driven individual with over 15 years of high technology experience with trusted brands in the field of technology, project management, program management, product management, software delivery, requirements gathering and analysis. Combining Technology Education & business education to deliver results oriented service offering in the above fields. Over the last 15 years, I have developed a wide range of software applications using Java, Oracle, LDAP including web-sites for startup companies and small businesses. My core competency lies in complete end-to-end management of a new development project, and I am seeking opportunities to build applications from the ground up for your business. I also have a passion of conducting information security audits of newly created web-based applications and help them fix by working closely with the development team. I also have some experience in the following areas: PHP, MySQL & Excel scripting, SQL, OOP, and software design and testing.  less

    information-architecture network-security business-continuity-planning java php html microsoft-excel-powerpivot 00 more less
    • $22.22 HOURLY RATE
    • NO FEEDBACK GIVEN
    • 5 HOURS
    • INDIA
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 9 TESTS
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