Top Upwork Freelancers

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  1. Mykhaylo Dobrovolskyy

    Mykhaylo Dobrovolskyy

    Mykhaylo Dobrovolskyy

    Netherlands - Last active: 2 days ago - Tests: 7

    10+ years of Linux/Network experience with different systems. Finished and delivered SMB solutions to big corporate companies lie BNP Paribas, ABN AMRO or RBS. My main areas of knowledge are: 1) Networking (Cisco/Juniper/F5/BlueCoat and Linux/FreeBSD based solutions like vyatta/pfsense etc) 2) Security - Cisco IPS/IDS, CheckPoint, Linux/FreeBSD based, Juniper etc 3) Linux administration - mail system, database (mysql/mysql cluster), server with high load average, load balancers for server farms (Cisco/F5 based and Linux based like keepalived or apache/nginx with reverse proxy) 4) VoIP - Cisco/OpenSource(Asterisk and different installations based on asterisks like freepbx/elastix etc) There is a very small piece of my knowledge, I'm always looking for opportunity to grow and I'm pretty sure that if you give me tasks - I'll find out best way howto get it done.

    $27.78 /hr
    4,749 hours
    5.00
  2. Diego Martin Montenegro

    Diego Martin Montenegro

    Web Developer

    Argentina - Last active: 8 hours ago - Tests: 3 - Portfolio: 1

    I am a web developer with more than 15 years of experience with different web technologies. Summary of Qualifications Proficient In: PHP JavaScript libraries: Prototype (Scriptaculous), jQuery, Mootools Javascript AJAX HTML, DHTML, CSS MySQL, PostgreSQL, Sql Server MVC frameworks, CakePHP, CodeIgnater, LESS Delphi, JAVA, JSP .Net Visual basic AS3, Flex Git, Accurev Knockout CSS3 HTML5 Wordpress, YII, Bootstrap

    $30.00 /hr
    140 hours
    5.00
  3. 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
  4. 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
  5. Patricia Urbano

    Patricia Urbano

    Legal, Medical & Technical Spanish Translations

    Peru - Last active: 2 days ago - Portfolio: 3

    Professionally trained translator and native Spanish speaker with 20 years of experience in legal, medical, scientific and technical texts. I pride myself in having a strong work ethic and offer an accurate, and easy to read translation at a cost-effective rate. I am a dedicated, committed and responsible professional who does a thorough research of the topic, checks the terminology used in the field and never misses a deadline. * Degree in Translation - Licenciada en Traduccion * 20+ years of experience * More than 20 million words translated entirely by me * 300+ completed projects through Elance. * 100% positive feedback * Translations from English into Spanish. * Able to handle different file formats such as DOC, HTML, PDF, TXT, XLS, PHP, PO, PUB, TMPL, XML, XLIFF, etc. Knowing a language is not enough for being a translator. Translators are not made overnight. An untrained person can make the same mistake, over and over again.

    $15.00 /hr
    300 hours
    4.96
  6. Sudan D.

    Sudan D.

    Network Engineer : Cisco : Juniper : Fortinet :

    Nepal - Last active: 1 day ago - Tests: 6 - Portfolio: 4

    Despite the fact I am in young age I have years of experience with computers, networking and system. I am very tenacious and autodiact technical person for Cisco and Juniper Enterprise Network. I love to dig deep into specific technical challenges. 6+ years experience in Enterprise Netwrok. # Hands On Experience # Cisco: ASR 9K, ASR 1K, Nexus 7K, Nexus 5K, 4507R+E, 3900 Series, 2900 Series, 3850 Switches, 3650 Switches, 2960X Switches, ASA 5525X, ASA 5515X, ASA 5512X Juniper: MX40, MX5, SRX 550, SRX 240, SRX 220, SRX 210, SRX 100, EX 4300, EX 4200, EX 3300, EX 2200, MAG 4610, etc. More from Other Vendors # Some Highlights # @ Defining architecture and design for Enterprise customers. @ Lead engineer on some of the big enterprise networking projects. @ Training Internal Employee and customer. Main focus on Cisco and Juniper internetworks at Campus and Enterprise customers http://np.linkedin.com/in/sudandhakal

    $30.00 /hr
    142 hours
    5.00
  7. Marius V.

    Marius V.

    Certified Systems Engineer

    Romania - Last active: 1 day ago - Tests: 2 - Portfolio: 2

    I am a System Administrator focused on Microsoft products with 8+ years of professional experience on IT companies. I have extensive experience installing, configuring, administering and maintaining operating systems (Windows Server 2003, 2008, 2012) and services like AD, DNS, DHCP, WDS, Hyper-V, Exchange, SCCM, SCOM. Time spent working in this area has allowed me to achieve knowledge and improve my skills in computing that would make me well suited to assist you in accomplishing your goals. I work methodically and efficiently to insure that my partner is satisfied with the end result and the cost of job is well justified.

    $25.00 /hr
    127 hours
    4.97
  8. 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
  9. Jagjeet Singh

    Jagjeet Singh

    Labtech, Kaseya, ConnectWise Consultant

    India - Last active: 12 days ago - Tests: 1

    Technically knowledgeable and service oriented IT professional experienced in providing solutions to customer and end-users with proven technical expertise is seeking for a rewarding, challenging and personal growth where I can best use my knowledge and experiences in implementing, managing and supporting the IT infrastructure and end-users. Specializing in designing, implementing and maintaining Enterprise IT platforms, TRT takes the stress, risk and complexity out of managing core IT systems. Maintain complete control over the environment we take accountability for keeping it running efficiently and securely.

    $22.22 /hr
    1,843 hours
    5.00
  10. Hao Ta

    Hao Ta

    Senior ASP.Net, Extjs, jQuery, Kendo UI, SSRS / RDLC Reporting

    Vietnam - Last active: 8 hours ago - Tests: 3 - Portfolio: 3

    Over the last 5 years I have developed a wide range of web and desktop applications using C#, ASP.NET (MVC & WebForm), SQL Server/T-SQL, SSRS, RDLC reports, LINQ, Entity Framework along with UI frameworks including DevExpress , Extjs, Kendo UI, jQuery/jQueryUI, etc. Fields of experience - Web application development: ASP.NET, DevExpress, Extjs, Kendo UI, jQuery, Entity Framework, LINQ - SSRS / RDLC reporting - MS-SQL Server / T-SQL Programming languages and frameworks: - C#, ASP.NET - LINQ, Entity Framework - SSRS, RDLC report - Microsoft T- SQL - Extjs - DevExpress - Kendo UI - jQuery Methods and patterns: - Object-oriented programming (OOP) - Design-patterns: MVC, Repository, Unit of work - Entity Framework Code-First development - Test-Driven Development Source control tools: - Microsoft TFS - Subversion (SVN) - Github Projects 1. Waterfall calculation web-based application: A web-based application designed to perform complex waterfall calculations for alternative investment funds. Specifically the application automates the Carried Interest Calculation (Calc) which is used to determine the fund manager’s compensation in regards to the profits of the fund. Technologies used: - ASP.NET 4.5 (C#) - jQuery, jgGrid - MS Reporting Service - Microsoft Enterprise Library - MS-SQL Server 2012 2. RDLC web report: A web-based RDLC report portal that used as an internal portal for viewing and printing reports with data extracted from a SQL database of Investran software. The system was developed using Asp.Net (C#), Entity Framework, RDLC report, and MS Server 2008 with a lot of T-SQL script. Technologies used: - ASP.NET (C#) - Entity Framework - RDLC report - MS SQL Server 2008 / T-SQL

    $16.67 /hr
    1,950 hours
    4.80