Perl Developers & Programmers

Showing 505 freelancers

Perl Developers & Programmers

Showing 505 freelancers

  • Go/Golang/Perl/MySQL/JavaScript Developer, Linux Administrator

    I love Go, Perl and Linux )) Have more then 7 years experience in Perl developing, about 2 years in Go and I'm also passionate Linux administrator. Now I'm concentrated in developing for Web, using Go, Perl+fastcgi+nginx … more

    I love Go, Perl and Linux )) Have more then 7 years experience in Perl developing, about 2 years in Go and I'm also passionate Linux administrator. Now I'm concentrated in developing for Web, using Go, Perl+fastcgi+nginx. I made many parsers, system scripts, web systems. My main directions in work: - Go (Golang), Revel, Martini, pure "net/http" for handling routes; - Perl developing ( web systems, scrapers/parsers, system scripts ); - Web developing, using: Perl, Javascript, Jquery, Ajax, HTML, CSS; - Linux administration; - MySQL server and queries optimization for high loading systems; - PostgreSQL; - security audit; - SEO. I am open for new knowledge and critique.  less

    perl mysql linux-system-administration lamp-administration html css ajax javascript jquery seo 00 more less
    • $27.78 HOURLY RATE
    • 4.6
    • 1605 HOURS
    • UKRAINE
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 9 TESTS
    GROUPS:
  • GNU/Linux Systems Administrator

    Self-motivated with more than 10 years of experience in GNU/Linux systems administration. Over the last five years, I have used Gentoo Linux as my primary desktop and created my own workspace environment that helps me to quickly and professionally … more

    Self-motivated with more than 10 years of experience in GNU/Linux systems administration. Over the last five years, I have used Gentoo Linux as my primary desktop and created my own workspace environment that helps me to quickly and professionally troubleshoot, setup and monitor various type of *nix servers. Essential skills and technologies: + HTTP Servers: Apache httpd, lighttpd, Nginx, LiteSpeed. + HTTP Accelerators/Proxy: Varnish, Squid, Ziproxy. + Troubleshooting: DebugFS, *Tracing, GDB, Valgrind, Perf. + AntiVirus/AntiSpam: ClamAV, Yara, SpamAssassin, Honeypots. + Monitoring: Zabbix, Monitorix, NTop, Nagios, Munin. + Server Control Panels: WHM/CPanel, Webmin, VestaCP, CWP, DirectAdmin. + Continuous integration: Jenkins, TeamCity, Buildbot. + Virtualization/Chrooting: VirtualBox, Cuckoo, LXC, systemd-nspawn... + Scripting: Bash, Perl, Lisp, Lua, Python. + DNS Authoritative/Recursive: BIND9, PowerDNS, Unbound, Dnsmasq. + Mail services: Exim, Dovecot, Postfix, Sendmail, Atmail, CommuniGate Pro. + Security: SELinux and Paranoia :-). I have worked with all of these technologies/tools and in some of them I'm contributor. -- Best Regards. Mindaugas N. <work@posix.lt>  less

    system-administration linux-system-administration embedded-linux whm cpanel lamp-administration network-security unix-system-administration redhat-administration apache-administration 00 more less
    • $15.00 HOURLY RATE
    • 4.8
    • 2 HOURS
    • LITHUANIA
    • LAST ACTIVE
    • 4 PORTFOLIO ITEMS
    • 11 TESTS
  • Highly Experienced and Reliable Developer/Team Leader/Project Manager

    During the past years we have successfully accomplished variety of projects for a significant number of clients worldwide. Our professional team includes individuals with expertise in HMTL, XHTML, XML/XSL, JavaScript, DHTML, AJAX, PHP, ASP. ASP.NET, C#, Visual Basic … more

    During the past years we have successfully accomplished variety of projects for a significant number of clients worldwide. Our professional team includes individuals with expertise in HMTL, XHTML, XML/XSL, JavaScript, DHTML, AJAX, PHP, ASP. ASP.NET, C#, Visual Basic, Delphi, Perl, MySQL, MSSQL, MS Access, PostgreeSQL, Windows Server, Linux, FreeBSD, etc. We offer reliable, high quality programming and design services for every aspect of website development and beyond. We are open for long-term engagements as well as for a small tasks.  less

    php mysql html ajax lamp-administration perl 00 more less
    • $22.22 HOURLY RATE
    • 4.8
    • 1318 HOURS
    • SERBIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 4 TESTS
    ASSOCIATED WITH:
  • I have experience in developing projects for android, html5, mysql.

    I was engaged in the design automation tasks. Previously I was the administrator of multiple databases. I have experience in writing programs in languages C++, Perl. in a team, I participated in solving scientific problems in the direction of artificial … more

    I was engaged in the design automation tasks. Previously I was the administrator of multiple databases. I have experience in writing programs in languages C++, Perl. in a team, I participated in solving scientific problems in the direction of artificial intelligence. Now I have a few miners for Bitcoin. I'm developing ANDROID applications in JAVA environment ECLIPSE. I have a special interest in the game ANDROID applications.  less

    • $4.00 HOURLY RATE
    • 5.0
    • 0 HOURS
    • LATVIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 0 TESTS
  • System/DB Administrator

    SUMMARY • Over five years of experience in the IT industry. Over four years of experience in Linux OS, MySQL/PHP, Clustering, Java and more (including MSSQL Server, Oracle, VMWare). • Excellent communication skills. Team player. High speed and efficiency in adopting … more

    SUMMARY • Over five years of experience in the IT industry. Over four years of experience in Linux OS, MySQL/PHP, Clustering, Java and more (including MSSQL Server, Oracle, VMWare). • Excellent communication skills. Team player. High speed and efficiency in adopting and mastering new technologies. Self-sufficiency and initiative. Business oriented. Eye for detail. PROFESSIONAL EXPERIENCE Jun 2013 - now @ CTI Systems Engineer • Analyze incidents and give feedback to application developers and other interested parties in form of documentation • Administration of Application Servers (Apache & JBoss) • Integrating application logs with centralized logging system • System and application installations, configuration, deployment and backups. • Database administration (MySQL and PostgreSQL) • Responsible about security, authentication (LDAP) and SSO integration. • Scripting and programming (Perl, Python, PHP, SQL, bash) • Lead System Administrator - responible for over 20 prod and development servers (Linux/Windows). Technologies used: Debian/Redhat Linux, Apache AS, JBoss AS, MySQL, PostgreSQL, OpenLDAP, Amanda Backup, Fabric, Puppet, Observium, Moodle, Mahara, Joomla, Windows Server 2008, Postfix/Dovecot, Shibboleth, PHP, HTML, CSS, Perl, Java, Linux scripting, Python, Selenium (testing). Jan 2011 - Feb 2011 gDev (via odesk.com) Systems Engineer • Take care of application hosting / administration of Everest logistics software for external clients (1st and 2nd level support). • Analyze incidents and give feedback to application developers and other interested parties in form of documentation. Technologies used: Linux Debian, Everest ERP Software, MySQL, SQL, XML, HTML, Confluence, Apache AS. Nov 2009 – Apr 2010 @ Avaca Systems Engineer • Take care of application hosting / administration of various applications for both internal or external use. • Analyze incidents and give feedback to application developers and other interested parties in form of documentation. • Integrate application logs with the centralized logging system. • Draft operational and deployment guidelines and documentation. • Deployment and other scripts. Technologies used: Oracle 10g RDBMS and Toad, Apache AS, Ant, CentOS Linux (CentOS/Redhat), Perl, Bash Shell Scripting, Java, XML, VMware. May 2006 - Jun 2009 @ Unisystems Systems Engineer • Take care of application hosting / administration of various applications for both internal or external use • Analyze incidents and give feedback to application developers and other interested parties. • Draft operational and deployment guidelines and documentation. • Monitor the applications, identify parameters for automated monitoring and analyze and setup warning / critical thresholds, create customized monitoring scripts. • Setup environments for production, pre-production, testing and development. • Deployment of applications to production, pre-production, testing and development environments. • Participate in pre-production quality assurance. • Analyze and perform backup needs for several environments. • Deployment and general purpose scripting (Perl, Bash, Javascript). • Administration of Virtual Servers (VMware). • Release Management Coordinator. • Localization of EMC TaskSpace platform. • Oracle RDBMS Administration tasks (backup, monitoring, deployment). • EMC Documentum TaskSpace Localization. Technologies used: Documentum ECM, Apache AS, IBM Rational Studio, IBM WebSphere AS/PS, JBoss AS, Linux RHES, Linux CentOS, Windows Server 2003, VMware, ILog JRules, Oracle RDBMS 10g (TOAD), Plesk, Jira, Wikis, Perl, Bash Scripting, Ant Scripting, Java, Javascript, XML, CSS, HTML.  less

    ibm-websphere oracle-database apache-tomcat unix-shell linux-system-administration 00 more less
    • $17.00 HOURLY RATE
    • 5.0
    • 20 HOURS
    • GREECE
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 4 TESTS
  • Linux, Cisco administrator

    PROFESSIONAL EXPIRIENCE: EQUIPMENT: 1 Server hardware by IBM and HP, IBM-PC compatible. 2 CISCO switches and routers (800,1700,1800,2600,2800,3560,3600,3750,7200,etc series) 3 Intel switches. 4 Digital Super Hybrid Telephone Systems iDCS-500 and OfficeServ … more

    PROFESSIONAL EXPIRIENCE: EQUIPMENT: 1 Server hardware by IBM and HP, IBM-PC compatible. 2 CISCO switches and routers (800,1700,1800,2600,2800,3560,3600,3750,7200,etc series) 3 Intel switches. 4 Digital Super Hybrid Telephone Systems iDCS-500 and OfficeServ 7200 by Samsung 5 Zeroshell, 3Com, D-Link, Zyxel, MikroTik. OPERATING SYSTEMS: 1 UNIX, Linux, FreeBSD, Solaris 2 Microsoft Windows Server 2003/2008 NETWORK PROTOCOL: 1 HTTP, SNMP, SMTP, TELNET, FTP, SSH, SCP, SMB, NFS, DNS, NNTP, POP2/POP3, IMAP, UUCP, NIS, NFS, SOCKS5 etc. 2 SSL 3 RPC, NetBIOS 4 TCP, UDP, GRE 5 IP, BGP, OSPF, RIP, PPP, ICMP, ARP 6 Ethernet, X.25, Frame Relay, ISDN, MPLS, IEEE 802.11 PROGRAMMING LANGUAGES: Perl, bash, csh, awk, expect, PHP, Pascal, Delphi, C++, Visual Basic, HTML, Java  less

    whm cpanel cisco-routers linux-system-administration virtualization php apache-administration postfix exim dns sql oracle-database squid network-administration centos basic solaris-administration ubuntu plesk oracle-pl/sql rackspace-cloudservers vpn openvpn iptables bgp ospf amazon-s3 amazon-web-services clamav amazon-ec2 spamassassin postgresql wordpress unix-system-administration unix-shell ksh-korn-shell tcp-ip bash firewalls cisco-ios cisco-voip asterisk dhcp computer-networking sendmail qmail nagios drupal xml weblogic varnish-cache magento 00 more less
    • $16.67 HOURLY RATE
    • 4.9
    • 0 HOURS
    • UKRAINE
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 5 TESTS
  • Ph.D. Assoc. Prof.

    I just like to solve not-obvious complex problem. I remember times when computers were big and software was small. I hope that my work helps to make computers even smaller than now and software - more intelligent. I have vast experience … more

    I just like to solve not-obvious complex problem. I remember times when computers were big and software was small. I hope that my work helps to make computers even smaller than now and software - more intelligent. I have vast experience in Unix system with system and application programming since 1993. Since 2007 I am working in Mac OS X Xcode environment and I am fond in iPhone OS. But I didn't forget Perl, C, Fortran, assemblers for 80x80 and 6502 and other programming languages, which I used since 1984.  less

    objective-c c perl unix-shell mac-os-app-development iphone-app-development apple-xcode russian postgresql gps-development 00 more less
    • $33.33 HOURLY RATE
    • 3.8
    • 1065 HOURS
    • RUSSIA
    • LAST ACTIVE
    • 4 PORTFOLIO ITEMS
    • 10 TESTS
    ASSOCIATED WITH:
  • Java/PHP/MySQL Developer

    About me Below are listed programming languages, technologies, frameworks, engines and tools which I've used and projects in which I was involved. Beside that information I would like to also mention that I'm addicted to Open Source. My … more

    About me Below are listed programming languages, technologies, frameworks, engines and tools which I've used and projects in which I was involved. Beside that information I would like to also mention that I'm addicted to Open Source. My working station is based on the Gentoo Linux. The Linux is the system where I feel myself at home. I cannot say that I'm very skillful in a system administration but I know how and I'm able to prepare dedicated server from the scratch (for example on top of Gentoo Linux). The command line is almost always preferable than GUI. Also I use awesome GNU Emacs as IDE/editor/mail client/etc. And do some programming using Emacs Lisp. I like to contribute to the Emacs world. Currently I'm the author or/and maintainer of such Emacs packages as https://github.com/atykhonov/emacs-howdoi , https://github.com/atykhonov/google-translate and https://github.com/atykhonov/iregister.el . Languages Proficient: Python, PHP, Java, Emacs Lisp, Perl, JavaScript, Bash Knowledge and daily experience: Python, Emacs Lisp Familiar with Delphi, Pascal, QBasic, Visual FoxPro, C# Interests and Curiosity Ruby, C, C++ Technologies, frameworks, platforms, engines and tools Python: Django, Flask, Aquarium, Selenium; Java: Struts, Spring, Hibernate, Android SDK, Applet, Maven, Ant, Tomcat, Jetty, Eclipse PDE, Hadoop; PHP: Zend Framework, CakePHP, Doctrine, Smarty, Magento, VTiger, Joomla, Drupal, TYPOlight, WordPress, PHPFox; JavaScript: jQuery, AngularJS, Prototype, Backbone; DBMS: MySQL, PostgreSQL, SQLite, MongoDB; VCS: SVN, Git, Perforce, Mercurial; OS: Windows, Linux (Ubuntu, CentOS, Gentoo is the current OS); IDE: Eclipse, PhpStorm, NetBeans, Vim, Emacs (current IDE).  less

    css html j2ee javascript mysql php python django-framework zend-framework magento 00 more less
    • $11.11 HOURLY RATE
    • 4.4
    • 1532 HOURS
    • UKRAINE
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 9 TESTS
  • Full stack senior Pythonista

    Hey! I am Dmitry, and I am experienced developer. Who just gets sh*t done. :) I am full stack developer with master degree in Software Development and artificial intelligence. I can advise, review your project requirements, give estimations with real … more

    Hey! I am Dmitry, and I am experienced developer. Who just gets sh*t done. :) I am full stack developer with master degree in Software Development and artificial intelligence. I can advise, review your project requirements, give estimations with real deadlines, implement your project using agile approach. I can cover many project types, starting from plain websites or desktop apps, and ending with a backend with complex business logic and mobile apps (Android only). See my skills list for more information.  less

    python javascript java android-app-development html5 mysql amazon-ec2 simpledb tornado django-framework git requirements-analysis google-app-engine ubuntu centos sqlite postgresql linux-system-administration facebook-api twitter-api twitter-bootstrap 00 more less
    • $26.00 HOURLY RATE
    • 5.0
    • 40 HOURS
    • UKRAINE
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 4 TESTS
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