Top Upwork Freelancers

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  1. Dmitriy V.

    Dmitriy V.

    Beginner Web Developer

    Ukraine - Tests: 2 - Portfolio: 2

    I have been into Web Developing for the past year. During this time I have developed many different web-sites from the ground using different CMS (such as OpenCart, 1C-Bitrix, WordPress) and also I have spent a lot of time making sites corrections (that included working with HTML, CSS, JavaScript and PHP). I have some experience in: SQL, Java, OOP.

    $5.00 /hr
    0 hours
    0.00
  2. 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
  3. 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
  4. Donovan F.

    Donovan F.

    Cloud Engineer and Linux Expert

    South Africa

    I am an accomplished Systems Administrator with over 13 years professional experience building infrastructure and platforms for small web hosts, the enterprise data center and the cloud. My primary specialties are Linux systems, open source software, and cloud platforms. I began my career integrating Linux systems and varies opensource technologies for Internet Service Providers and Telecommunications providers. I realized that integrating programming/scripting into my skill set would automate and provide easy of implementation to many of my projects. Here is a brief sampling of skills and technologies I am currently (2015) working with: Linux - RHEL, CentOS, Ubuntu, and FreeBSD Datastores - MySQL, PostgreSQL, Memcached, Redis, MongoDB Monitoring - Nagios, Munin, Cacti, Shinken Management - Chef, Puppet Platforms - AWS, Rackspace, OpenStack Frameworks - Rails Lanaguages - Ruby, Python, Perl, PHP SCM - Git, SVN

    $27.78 /hr
    6 hours
    0.00
  5. Nataliia Ostapiuk

    Nataliia Ostapiuk

    Powerbuilder/java developer

    Ukraine

    Having 8 years of IT Experience in Financial domains in the areas of Software Development, Evaluation, Testing and Implementation with a skill set of PowerBuilder, Oracle, MS SQL Server, Sybase, Crystal reports and Core Java, HTML. Have experience in all the phases of SDLC, including requirements gathering, system design, development, unit testing, Integration testing, implementation and production support. Proficient in Development (client server Technologies), Testing, Implementation (PFC,PBD,PBR,DLL,EXE using PowerBuilder IDE Build Method tools). Have experience of J2EE, XML, Web Services, WSDL, SOAP, UDDI, RMI, JAXP, JAXB, JNDI, TCP, IP, Servlet, JSP.

    $22.00 /hr
    0 hours
    0.00
  6. Yuri B.

    Yuri B.

    System Administrator / DevOps

    Russia - Tests: 3

    8+ years of experience in administration and support of high load projects working on Linux and FreeBSD. My best skills: * Deploy and optimization web projects for high load: - Nginx + PHP-FPM + MongoDB + Redis + RabbitMQ + Elasticsearch; - Nginx + Tomcat + uWSGI-Python + MongoDB + Redis; - Nginx + Apache + PHP + MySQL/Oracle Express. * DevOps&CI: Git, SVN, Mercurial, Jenkins CI, Maven, Sonatype Nexus, Jmeter, Puppet. * Monitoring: Zabbix, Munin, Cacti. * Clouds: Amazon EC2, S3, CloudFront; DigitalOcean. * Virtualization: VMware ESXi, KVM, OpenVZ, Xen. * Collection, aggregation, storage statistics, metrics and logs: Kibana, Scribe, Hive, Graphite. * Backups: Bacula. * Process management: Supervisord. * Clusters and DFS: Haproxy, DRBD, Heartbeat, GlusterFS. * SMS gateway: Kannel. * Common stuff: LDAP, Squid, Samba, Iptables, PF, Exim, Postfix, Dovecot, ClamAV, SpamAsassin, PPTP, DHCP, BIND etc.

    $20.00 /hr
    0 hours
    0.00
  7. Artem Lalaiants

    Artem Lalaiants

    Linux System Administrator

    Ukraine - Tests: 3 - Portfolio: 2

    I'm a highly competent and organized Linux System Administrator with more than 4 years of experience in Linux Administration, hosting environment and maintenance of production and development servers. In-depth knowledge in management and configuration of Linux based servers, development of HA systems and security policies. Fascinated with automation of processes in shell and Python. - Linux maintenance (CentOS, Debian, Ubuntu, CoreOS, RHEL); - Cloud hosting (Amazon EC2, RDS, S3, DigitalOcean Droplets); - Virtualization: (VirtualBox, Vmware, Openvz, Xen); - Web servers (apache, nginx); - Databases (MySQL, PostgresQL); - Monitoring (zabbix, nagios) - Mail servers (postfix, sendmail, antispam/ antivirus: clamav/spamassassin/amavis, courier, dovecot); - Networking (DHCP, DNS, VPN, OpenVPN, firewalls: iptables/ipfw, qos, proxies); - Python programming. Graduated from V.N. Karazin Kharkiv National University, Kharkiv, Ukraine, Department of Complex Information Technologies. Have a master's degree.

    $10.00 /hr
    0 hours
    0.00
  8. Trigve Korssjoen

    Trigve Korssjoen

    Senior Software Engineer

    Argentina

    - Currently working with java, groovy, grails, mysql, tomcat in linux environments. - Experience building and working with REST apis, HTML+Javascript FrontEnds. - Studies: Information Systems Engineer, graduated from the Universidad Tecnologica Nacional (Argentina), At the age of 23. - Experience: +6 years in software development with several responsabilities. I Worked as a QA, Software Developer for desktop and web platforms, and Actually I am the responsible of the full redesing of one of the major pieces of the software in the company I work for.

    $16.67 /hr
    0 hours
    0.00
  9. 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
  10. 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