Top Upwork Freelancers

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  1. Farah Saif

    Farah Saif

    Expert Java, JSP, J2EE, PHP VB.NET, JQuery, MySql, C++, Ajax Developer

    Pakistan - Last active: 4 days ago - Tests: 6 - Portfolio: 3

    I am a well reputed individual freelancer on all major freelancing platforms with 6 years of online presence and more than 3400+ 5-Star reviews on various freelance web sites. I have extensive development experience in various computing fields including PHP, Java, C#, Vb.net, JSP, ASP.net, Ajax, Jquery, MySQL, Oracle, Mssql, Html5, CSS3, Android, CodeIgniter, JavaScript, J2EE and many more. I am equally competent for all sort of desktop, web and mobile application development.

    $22.22 /hr
    42 hours
    4.93
  2. Julio Carvajal

    Julio Carvajal

    CCIE 42930,2xCCNP,Juniper Specialist

    Costa Rica - Last active: 1 day ago - Tests: 2 - Portfolio: 4

    Senior Network and Security engineer with more than 10 certifications from different vendors including a CCIE. As a Cisco TAC engineer I fixed over 2000 different issues on multiple platforms. Let me show you I am your network engineer. Certifications List: CompTIA Security+ CCNA JNCIA CCNA Sec CCNP Security CCNP Routing&Switching JNCIS-SEC CCIE Routing&Switching 42930 Languages: Spanish, English

    $77.78 /hr
    143 hours
    4.91
  3. Timur Birsh

    Timur Birsh

    Unix Systems Expert and Oracle DBA

    Kazakhstan - Last active: 26 days ago - Tests: 7

    Hello, Over the last 15 years, I am working with the following Unix systems: BSD based systems, Solaris and Linux distributions including Debian, RedHat Enterprise Linux, CentOS, Oracle Linux and Ubuntu. Over the past years I have developed a wide range of solutions: VPN, proxy, mail, web, file, Samba, DNS, DHCP, SSO, database, monitoring, backup, virtualization and high availability servers. I am Oracle DBA with the 5 years of experience. I work for financial institution. On my control a 21 databases. Mission critical and big databases runs on the IBM hardware and AIX operating system. Other databases runs under control of Solaris (SPARC) and Linux operating systems. For data protection we use Data Guard. One of the best products of the Oracle is Enterprise Manager Cloud Control. We use it for the databases and hosts monitoring. Its management repository contains a lot of information. It is very useful in building of custom applications (reports, etc). I have work experience with the following Oracle RDBMS versions: 8i/9i/10g/11g. I am big fan of a tasks automation. For small jobs I use shell scripts. For jobs that have complex logic I use Python or Perl. For complex text processing I use awk, sed and shell scripts as a glue. I have 5+ experience of C language programming for Unix. Hardware administration of the following vendors: Oracle (Sun), HP, Dell. I am contributor of the following free software projects: Debian (http://qa.debian.org/developer.php?login=taem@linukz.org), Transmission Bittorrent Client, inadyn Dyndns client. I maintain the following opensource programs: * sXid - http://linukz.org/sxid.shtml * cd-discid - http://linukz.org/cd-discid.shtml I use Git for source code management. I would be happy to help you. Please do not hesitate to contact me.

    $33.33 /hr
    18 hours
    4.97
  4. JOBIN JOHNY

    JOBIN JOHNY

    Senior IT Specialist

    India - Last active: 2 days ago - Tests: 3 - Portfolio: 1

    Am a Senior IT specialist with more than 8 years experience in the IT Support & Service Industry focusing on Server and Network Administration that includes projects and supports on Exchange, Active Directory, Terminal, RDS, Vmware, Hyper-V, DNS, DHCP, Windows 7, Server 2008, Server 2012. Am playing as key role in my own new venture , Eyne Tech services , a IT Service and support comply in its incubation stage. Eyne-Tech services is a technical support company that is built upon the keel of a dedicated crew. We specialize in providing Outsourced Remote IT support, providing powerful backend solutions for applications, portals and websites, server management, network management IT infrastructure project as well as migrations tasks.

    $18.00 /hr
    79 hours
    4.98
  5. Eugene Dementiev

    Eugene Dementiev

    *nix geek

    Russia - Last active: 1 day ago - Tests: 7 - Portfolio: 1

    Over the last 10 years, I was working with *nix-like OSes. I started from FreeBSD and OpenBSD, and now I use mostly Gentoo Linux. I have developed a big bunch of parsers/small scripts, configured a lot of different software. I have experience with a few different programming languages, mostly Python and bash. I've tried myself in web development (using flask, mongodb, a little of jQuery, etc). At my main job I work as a DevOps/Systems administrator. I use Ansible, ElasticSearch, Gitlab with Gitlab CI, pacemaker, docker, and many more cool things! I also mentor junior developers. Right now I need some extra money, so I'd love to do the following: 1) Ongoing sysadmin stuff. RAID, gmirror, software installation, compilation 2) Automation tasks with Ansible 3) Work with docker containers, write dockerfiles. 4) Do some Python coding to glue things together I can dedicate a few hours every day with more hours on holidays. I usually work between 7-10am CST (8-11am EST).

    $22.22 /hr
    122 hours
    4.96
  6. Niyi B.

    Niyi B.

    Expert MT4/MT5 Developer.

    Nigeria - Last active: 1 day ago - Portfolio: 1

    8 years in the Metatrader development industry backed by 14 years of Software Design & Development with a Bachelor's Degree in Computer Engineering makes me the perfect Coder for your EAs, Indicators, and Scripts. 4 years of 5-Star reputation on Elance buttressed by a Recognition Award makes me the perfect Freelancer for your project. Freelancing full time allows me to provide swift response to your posts and get your job done in record time while providing great support long after completion.

    $33.33 /hr
    225 hours
    4.98
  7. Ralph Swartwood

    Ralph Swartwood

    Certified WebSphere Administrator

    United States - Last active: 7 days ago - Tests: 1

    I have 10 years experience working with WebSphere Application Server version 3, 4, 5, 6 and 7 on AIX, Solaris, HP/UX, Linux, zLinux and Windows. I am certified in versions 5, 6 and 7. I am looking for short and long term engagements including installations, resolution of a specific problem and ongoing support. I also have experience working with WebSphere Portal Server, Process Server, IBM HTTP Server and Apache. I developed JACL and Jython scripts to automate application deployments and to make configuration changes. I am very familiar with Java programming of servlets, JSP, SQL and JMS. I developed a Nagios plugin that monitored JVM availability and Performance Monitoring Infrastructure (PMI) metrics. I can analyze thread dumps for JVM hang problems and heap dumps for OutOfMemory issues. I also have experience with DirectConnect and training in DataPower appliance administration.

    Groups: TrueBLUE

    $50.00 /hr
    44 hours
    4.60
  8. Petr P.

    Petr P.

    Expert Software Engineer and Architect .NET

    Czech Republic - Last active: 4 days ago - Tests: 2 - Portfolio: 2

    I am senior software developer with strong experience in Microsoft platform (.NET, ASP.NET) and background in cybernetics and biomedical engineering. I am fluent in English and Spanish. In my career I have participated on many projects for international customers as senior and lead developer. I have strong knowledge of object oriented design and test-driven development. I am especially interested in projects related to medicine. I focus on the following technologies: * ASP.NET, ASP.NET MVC * MS SQL Server * WPF, WinForms * WCF and WebServices * JavaScript, jQuery, CSS, ... I do not like, spaghetti code, big-ball-of-mud and testing in production. I very much likes great stuff such as IoC/DI frameworks, ORM tools, AOP and clean code:)

    $33.33 /hr
    270 hours
    5.00
  9. Vladimir Mott

    Vladimir Mott

    Microsoft Exchange, Lync, & PowerShell Expert

    United States - Last active: 1 day ago - Tests: 3

    Ex-Microsoft Senior Consultant with 15 years industry experience designing, deploying, securing and managing Microsoft Exchange, Lync, and Active Directory. Deep experience with multi-site deployments, Exchange Database Availability Groups, Lync Enterprise Voice,and hybrid Microsoft Office 365 deployments with SSO. Complex migrations to/from Exchange, Lync, and Office 365 are my specialty. Very experienced with complex hybrid / coexistence scenarios that require directory synchronization, federation, and custom PowerShell scripting. Excellent communication and problem-solving skills. I am based in California, USA. Technical Skills: - Exchange 2003/2007/2010/2013 - Lync 2010/2013 with Enterprise Voice - PowerShell Scripting - Office 365 - Forefront Identity Manager (FIM) - Active Directory - Windows Server 2003/2008/2012 R2 - Hyper-V - ADSI, LDAP, DNS, SMTP, TCP/IP

    $75.00 /hr
    533 hours
    5.00
  10. Piotr C.

    Piotr C.

    Experienced web developer (Python, Postgres, Unix)

    Poland - Last active: 4 days ago - Tests: 5

    Experienced web developer and unix administrator. My best skills include: * good team communication and project management * agile web development using Python and relational databases * deep knlowledge of web applications security * freeride snowboarding ;-) * RESTful and SOAP webservices * unix systems administration (FreeBSD and GNU/Linux) * profiling and optimization of applications

    $35.00 /hr
    1,870 hours
    5.00