Top Upwork Freelancers

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  1. Hugo Mercado

    Hugo Mercado

    Java Web Developer with Php experience

    Colombia - Last active: 19 hours ago - Tests: 3

    Over the last 5 years, I have developed web applications using Java, JSP, JSF, MySQL and Oracle (PL/SQL). I am seeking opportunities to build websites or web applications from the ground up for you or your business. I also have some experience in the following areas: SQL, OOP, PHP, Joomla, Drupal and software design.

    $15.00 /hr
    3,834 hours
    0.00
  2. Victor K.

    Victor K.

    Siemens Simatic PLC & SCADA Programmer

    Russia - Last active: 26 days ago - Tests: 1 - Portfolio: 3

    More than 13 years of Simatic SCADA and PLC application sofrware development for metallurgy, oil & gas industry, using Step 7, WinCC, WinCC flexible. Auxiliary MS Windows software and database development, using Visual Studio and SQL Server. Also have a good knowledge and practice with low cost Koyo Direct Logic PLCs, and Owen PLCs

    $11.11 /hr
    171 hours
    0.00
  3. Prasanna Kumara Welegedara

    Prasanna Kumara Welegedara

    Mr

    Sri Lanka - Last active: 1 month ago - Tests: 1

    I am worked as Senior Programmer/Project Leader and My Primary Responsibilities at OpenArc is to Analyses, Design and Develop, the Application Software Assigned. In addition, maintain the records pertaining to project management tasks according to company’s quality management systems (QMS) also responsible for meeting with project deadlines and customer loyalty. I have good knowledge of using JSE and JEE , HMTL, DHTML, JAVA, JSP JSF, Servlet, Struts, JPA, Hibernate, Spring, PHP, CakePHP , Joomla, MySQL .

    $11.11 /hr
    338 hours
    0.00
  4. Gerry Litwin

    Gerry Litwin

    Senior Application Developer

    United States - Last active: 18 days ago - Tests: 1

    Highlights: Demonstrated record of high performance standards, including attention to detail, schedules, deadlines, budgets and quality work. Extensive experience in: Visual Studio (2005-2013) ASP.NET (2.0 - 4.5.1) SQL Server (2000-2014) DevExpress Excel C# ASP JavaScript Object Oriented Programming .NET Compact Framework SQLLite MySQL Oracle Sybase HTML DHTML XML MS Visual Studio 6 MS Visual Studio .NET 2002/2003/2005/2008/2010/2012/2013 MS TFS MS IIS MS Project MS Visio MS SQL Server SQL Azure Windows Azure Adobe Photoshop. Freelance -Application Development -Database Administration

    $38.89 /hr
    50 hours
    0.00
  5. Dale Clay

    Dale Clay

    Back-Office System Consultant

    United States - Last active: 19 days ago - Tests: 2 - Portfolio: 2

    Experienced business and technology consultant specializing in implementing back-office solutions for small to medium-size businesses. Can quickly grasp existing workflow architecture, interpret business requirements, and redesign processes to be more efficient and user-friendly. Successfully implemented CRM systems, support and ticketing systems, logistics systems, and comprehensive HR management systems. I am dilligent, responsive and thorough. Please consider enlisting my help to address your company's back-office needs.

    $110.00 /hr
    15 hours
    0.00
  6. Herman Beltran

    Herman Beltran

    Philippine MCSE|MCSA|CCNA

    Philippines - Last active: 19 hours ago - Portfolio: 7

    IT Professional with 10 years working experience while possessing developed skills that have been gained through establishing and developing IT projects, networks and infrastructures. Experienced covers customer liaison, design, testing to successful implementation within budget, scope, timescales and process limitations. Extensive LAN, WAN, Hardware, Software experience. Working cross-functionally within a customer focused, multi-site environment, maintaining the delivery of IT services and technology projects. Up-to-date on IT developments.

    $11.00 /hr
    1,662 hours
    0.00
  7. Daniel White

    Daniel White

    IT Network, VoIP, Mikrotik Consultant

    Venezuela - Last active: 2 days ago - Tests: 2 - Portfolio: 2

    https://www.linkedin.com/in/dwhitekohut ______________________________________________________________________________________________ PROFILE IT System Engineer: 14 years, IT security, Radio over IP, VoIP, IT security and Physical Security. Fluent in Spanish / English. I am working full in Android Development and is my principal interest and passion, I am available to work remotely and onsite, . Take a look 2 examples in Play Store. click : https://play.google.com/store/apps/details?id=acme.animales and https://play.google.com/store/apps/details?id=acme.comeforme CERTIFICATIONS • Cisco Lifecycle Services for Advanced Wireless LAN Apr 2008 Expired • CCNA Oct 2001 Expired • CCNA Voice Oct 2008 Expired • CCNP: (Cisco Certified Network Professional) Jul 2007 Expired • CCNP Voice (Cisco Certified Voice Professional) VoIP Feb 2009 Expired • CCVP: (Cisco Certified Voice Professional) VoIP Feb 2009 Expired • Advanced Wireless LAN Field Specialist Aug 2007 Expired • Cisco Express Foundation Field Specialist Oct 2007 Expired • Cisco Lifecycle Services Express Apr 2008 Expired • Cisco Connected Physical Security Spec Certification Jan 2013 _____________________________________________________________________________________________ ADDITIONAL SKILLS Physical Security field: - IPICS (IP, Interoperability collaboration System)., Cisco. The usual name of this is RoIP (Radio over IP). - CCTV (OnSSI, Milestone, Genetec, NuuO, Cisco VSOM) Access control (Paxton, Cisco CPAM) , ANPR with Genetec IT Security field: - Firewall ASA 5500, PIX, and IPS (Intruder Prevention Systems) Module (AIP-ssm-10) for ASA. - Network tools such as Sniffers like Ethereal (now Wireshark), Etthercap, NMAP, Superscan, Nessus. - Linux (Webproxy with Squid, and Web Filter with Squidguard, Firewall, IDS specifically Snort (Intruder Detector System) on linux - AAA Tacacs. " Authentication, Authorization Audit " for Network devices IP Telephony: - iPBX Callmanager business edition and callmanager express with H323, MGCP, and Asterisk (Linux Based) Video Conference with both systems IT Networking and Server Administration: - Multicast, Pim Sparse, dense mode, IGMP, to Video conferences and Radio over IP, and, of course, VoIP - DMVPN and VPN site to site and roaming with IPSEC and compression VPN Hub-spoke and Full Mesh. - Mikrotik (RouterOS) routing and queuing, Traffic shaping, firewall, VPNs, Hotspot, Vlans. I have taught Mikrotik classes ( 64 servers with Mikrotik and one Data centre with redundancy with VRRP )., (IPTABLES). The basic services (Dhcp, DNS, Webserver like IIS and APACHE). - I started with Windows 2000 server, 2008 server, (Active Directory, Dns, Dhcp, Group policies GPO, windows XP, windows 7 and so on. - Routing protocols TCP/IP (EIGRP, OSPF, RIP), and the Basic of BGP - 3 years of experience in Wireless 802.11/a/b/g,. (longest link is 28 miles with 10 Mbps real throughput on 802.11a). - Cisco Routers and Switches all models with IOS and CATos.. (Catalyst Switches 5500, 6500) -Wan connectivity: Frame Relay, ADSL, HDLC, PPTP, DSL, ATM. SDSL, VPN and DMVPN, MPLS. -Fault tolerance and load balancing with HSRP or VRRP. for Data Centres and small deployments of CCTV. - Server , disk array (RAID), Disaster Recovery & Business Continuity -Virtualization specifically with VMware ESXI, - Backup Exec 2012 (Symantec). -Languages, Visual Basic, (I enjoy this one : Assembly Language), Pascal, PHP, GWBasic. and now ANDROID, take a look some ones of my APPs here and please give 5 starts in the Play Store: Come For ME and Sound of Animals in Spanish. LANGUAGES English / Spanish

    $35.00 /hr
    55 hours
    0.00
  8. GABRIEL MEDRANO

    GABRIEL MEDRANO

    VMware Systems Engineer

    United States - Last active: 19 hours ago

    • Design and administration of VMware vSphere 4 & 5 Enterprise Plus hosting 1000+ Linux and Windows virtual machines on hosts across multiple sites • Design and configure VMware vSphere 5 components such as High Availability (HA), Distributed Resource Scheduler (DRS), vMotion, Distributed Virtual Switch (DVS), Host Profiles, Storage I/O Control (SIOC) and Network I/O Control (NIOC) • Design and administration of Lab Manager 4.x to support 400+ virtual machines • Understanding of SAN architecture and implementation as it relates to virtualization (NetApp, IBM XIV, EMC Clariion and VMAX) • Design and Administration of 25+ HP C7000 blade chassis, Virtual Connect Flex-10 configuration in support of Linux, Windows, and VMware blades • Citrix XenApp 5 & 6.5 (Windows 2003/2008) administration hosting 90+ applications utilizing Web Interface , Netscaler, and SQL datastore backend for internal and external customers • Design and Administration of Citrix XenDesktop 5.5 integrated with XenApp, Netscaler, and Access Gateway • Citrix farm consolidation and decommission • Create and manage Active Directory and Group Policy Objects to include DNS • All manners of Windows 2003 and 2008 Windows Server administration • Produce processes and procedures for system administration • Troubleshoot and resolve utilizing analytical skill set amongst a distributed and complex environment to include DNS, Firewall, Active Directory, SMTP, TCP/IP, and various network related issues • Excellent communications skills and rapport with fellow teammates. Ability to work as a team or independently

    $88.89 /hr
    131 hours
    0.00
  9. Zaruhi Ayvazyan

    Zaruhi Ayvazyan

    Quality Assurance specialist

    Armenia - Last active: 2 days ago

    Languages: • Armenian: Native ; • Russian: Good; • English: Base PC Applications: • MS Office : Operating Systems: Linux ; Windows XP ; MS Windows Programming Languages: C++ (basic knowledge); HTML (basic knowledge); SQL(basic knowledge); Testing types: • Functional Testing • Load Testing (using JMeter tool) • Performance Testing • Regression Testing • Stress testing • Smoke testing • Compatibility Testing etc. Experience in working with the defect management tools (Visual Studio 2013, JIRA), Experience in the development of test cases/scenarios,

    $10.00 /hr
    1,464 hours
    0.00
  10. Yauheni H.

    Yauheni H.

    Senior Test Automation Engineer

    Belarus - Last active: 1 day ago - Tests: 1

    High-qualified ISTQB-certified specialist in test automation domain with solid experience ( >7 years ) in testing web-based/desktop applications, web-services and DBs. Technologies and tools: 1. Groovy + Geb +Spock for test automation framework development and tests creation 2. Java + Webdriver + Jbehave for automated testing 3. Java + Webdriver + Cucumber for automated tests creation 4. Selenium RC +Java for testing Web app (on Apache wickets) 5. IBM RFT + Java for automated testing Web-apps (on IBM WebSphere) 6. IBM RFT+ JAVA+ SQL scripting (data warehouse testing) 7. SOAP UI + Groovy scripting for testing SOAP service 8. SilkTest + Perl scripting (for automation desktop app) 9. Jemmy+Java for testing Java SWING application Specialization: Unix, Windows Responsibilities: 1. Planning test automation 2. Development test automation framework 3. Implementation auto-tests 4. Execution, support auto-tests, analyzing results.

    $8.89 /hr
    823 hours
    0.00