Top Upwork Freelancers

Clear all filters
  1. Uladzimir Rekshta

    Uladzimir Rekshta

    Senior Linux System Administrator (RHCE)

    Belarus - Tests: 4

    I am an experienced UNIX/Linux/BSD system administrator. In my over 10 years of experience, I have worked with various operating systems and I have encountered many different situations (high loads, web attacks, spam, resource balancing etc.). My area of expertise covers all Linux distributions and all common unix software like LAMP (Nginx, Apache, MySQL, PHP), mail services, TCP/IP, DNS, firewall, bash and perl scripting, backup, high load configurations, cloud hosting (Amazon Web Services).

    $10.00 /hr
    0 hours
    0.00
  2. Anna Pershyna

    Anna Pershyna

    Linux System Administrator

    Ukraine - Tests: 1

    I am an it engineer with qualification in a field of system administration and support. My commercial experience included DBA, basic work with network configuration, services configuration (apache, asterisk, mysql, network filters), troubleshooting of the network issues (SIP, RTP, HTTP, SSL protocols). Have good knowledge and understanding of UNIX-like operating system. I am always ready to learn new technologies and put my skills to the use.

    $11.11 /hr
    0 hours
    0.00
  3. Vianney C.

    Vianney C.

    Linux Sysadmin

    France - Tests: 2

    I'm a successful Software Engineer with 7+ years of experience in networking and GNU/Linux servers administration. Most of my professional experience has been developed on Linux sysadmin and networking, however I have strong background on development, from college. I'm very proactive and used to manage projects and personnel, as well as dealing with clients directly.

    $30.00 /hr
    0 hours
    0.00
  4. Alfredo Solano

    Alfredo Solano

    Database and System Administrator

    United States - Tests: 2

    I am a seasoned database and system administrator with over 20 years of experience. If you're looking for simple stand alone programming or strategic enterprise implementations or anything in between, you've found the right person. I have developed and maintained various applications using Microsoft Access and VBA. I've been fortunate to take part in many enterprise level software implementations including Computerized Maintenance Management Systems (CMMS), Laboratory Information Management Systems (LIMS), Geographic Information Systems (GIS) using ESRI products, and PeopleSoft Systems (HR and FSCM). My part in these projects included both technical and project management duties. On the back end I sized, installed, and configured the UNIX (AIX, Solaris, and Linux) and Windows servers. I installed and configured the Oracle databases for these applications. Oh and of course, production maintenance for all the above is also included.

    $80.00 /hr
    1 hours
    0.00
  5. Evgeniya Vasilyeva

    Evgeniya Vasilyeva

    Media Content Analyst

    Russia

    - inspect provided media content for the quality, notably: image sharpness, accurate exposure, the lack of color noise and software filters, and the availability of similar images; - measure the value of provided media content, whether an image corresponds to conventional aesthetic norms and is in high demand in the micro stock market.

    $10.00 /hr
    0 hours
    0.00
  6. Dmitry P.

    Dmitry P.

    developer

    Russia - Tests: 1

    Hi, I am Dmitry from Russia (UTC+4). I developer from 2011 and came to web in 2012. I see my strong points are enthusiasm for work and mind to do the Best option in time. I prefer discuss tasks with client to get the clear task understanding and his needs, that makes working partnership efficient. I have a Bachelor in Computer Engineering from one of university in Russia. My experience and skills: - building apps using .net framework; - asp.net: classic and MVC; - Web core: XML, HTML/CSS, JavaScript; - VCS: Git, TFS; - SQL: advanced administrating MS SQL and querying, optimizing; - developing web apps using ext js, Orchard CMS; - familiar with cryptography (MS CryptoAPI), building COM component; - creating tests: jMeter and load tests in MS VS. When one of technology is new for me - I explore it as task needs. Also, I like non-standard tasks.

    $11.11 /hr
    0 hours
    0.00
  7. Ivanna Horoshok

    Ivanna Horoshok

    Business/System Analyst

    Ukraine

    The position I currently occupy is a System Analyst at Intellect-Service Corp, My main duties now refer to managing and testing a few modules in our software. I love what I do and always trying to do my best. This occupation allows to learn and grow up both professionally and personally and not to give up. My purpose is to become someone who makes the difference. It would be very pleased if you would consider me a potential candidate for the position.

    $4.50 /hr
    0 hours
    0.00
  8. Azamat Galimzhanov

    Azamat Galimzhanov

    Software Engineer

    Kazakhstan - Tests: 1 - Portfolio: 3

    Experienced Software Engineer. I specialize in rapid development of web applications. Background in game development (including AAA titles) and competitive programming. Previous work experience: - CTO \ co-founder of Inteo (http://www.inteonline.com), an online tool for helping both schools and students to teach and learn. (May 2012 - present) - CTO \ co-founder of Titleshop (http://www.titleshop.co), a market place to sell and buy customizable 3d graphics. (Mar 2014 - present) - Lead developer at GS1 Kazakhstan (http://www.gs1.kz/), building an app dealing with barcodes database at a national level. - Lead developer at TravelEasy (http://www.santufei.com), an online travelling agency. (Aug 2013 - Dec 2013) - CoreTech developer at Demonware (http://www.demonware.net), (Mar 2012 - Mar 2013) Education: - Moderatorship in Computer Science B.A. (Mod), Trinity College Dublin, 2008 - 2012

    $22.22 /hr
    0 hours
    0.00
  9. Edgaras Zulonas

    Edgaras Zulonas

    System analyst

    Lithuania - Tests: 4

    *nix: Debian, Slackware, openSUSE, CentOS, OS X, NetBSD, OpenBSD, QNX Neutrino RTOS 6.2.1, OpenWRT, dd-wrt; Windows: all; *nix Software: Linux Networking Tools, VPN, VNC, Apache, Samba, Squid, Snort IDS/IPS; M$ Software: IIS, LDAP, AD, RDP, TeamViewer; VM: Oracle VM Virtualbox, qemu, Hyper-V; DB: Mysql; CMS: Drupal; Spoken Languages: Lithuanian, Russian, English.

    $50.00 /hr
    0 hours
    0.00
  10. Valentyn Piddubnyi

    Valentyn Piddubnyi

    QA Automation Engineer

    Ukraine - Tests: 1

    Hi, My name is Valentyn Piddubnyi. I am certificated (ISTQB) Software Quality Assurance Engineer with experience over 6 years. I am a quality orientated person, attentive to details. My goal is delivering the highest level of quality of a product to people. My motto is “Happiness of the client - My happiness” because of it I’m really keen on quality. My strengths are creation of test suite that will maximize the probability of finding bugs, with maximum supporting and tests that will be like documentation. And automatization of this test suite in simple, understandable, supportable and beautiful framework. I love responsibility, challenges, communication with colleagues and study of all new that is connected with my work. You can find my recommendations and experience in my LinkidIn account. http://ua.linkedin.com/pub/valentyn-piddubnyi/24/b54/598 I look forward to working with you soon.  Listed below are mine the strongest skills: - Automation testing by WebDriver with Java, JUnit, Maven, Page Object, DSL - Practical and Theoretical knowledge of software testing (ISTQB certificate CTFL) - Unit testing by JUnit, Mockito, DBUnit. - Experienced with Agile(SCRUM) and waterfall methodology - Experienced with Jira bug tracking system - SQL, HTML, CSS, Xpath - Basic knowledge of Spring, SpringMVC, SpringSecurity, JDBC, JPA, JSP

    $30.00 /hr
    0 hours
    0.00