Top Upwork Freelancers

Clear all filters
  1. Timur Birsh

    Timur Birsh

    Unix Systems Expert and Oracle DBA

    Kazakhstan - Last active: 19 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
  2. Andriy Surovets

    Andriy Surovets

    Programmer / Developer

    Ukraine - Last active: 1 day ago - Tests: 2

    I am working as software developer for 7+ years. During this I was working on different projects. My primary tasks were Java development, implementing automated and unit test cases, defining requirements. Experience: 2015.03- 2015.07 Assessment reporting tool(Amplify part of News Corp) Web based assessment tools for schools. Provides wide reports for teachers and parents, what helps track students’ performance. Also it’s supports online access to teachers for creating assessments, also uses different teaching tactics and track educational results. Tools and technologies: Java, Spring MVC, Hibernate, Freemarker, JQuery, SQL Server, Maven, Ant, HTML, CSS, GitHub, JUnit, Jenkins. Role: Java developer,Bug fixing and create new functionality in front-end and back-end. 07.2014 -10.2014 Nextance Trilogy. inc Nextance is a system controls contracts, and the relationships they govern. Improving standardization and control of contracts, as well as gaining visibility into their content, improves the results of any business initiative you have in place today. You can benefit from Nextance Contract Performance Management by improving the standardization, visibility and control of your contracts. Tools and technologies: Java/C# Oracle/AG Tamino XML Server/IBM DB2 XML/XSLT/CSS/JS Role: GUI modifications;Business Logic Modification; Add new functionality,Configurated manager 06.2013 - 07.2014 SmartMix Trilogy. inc Provide development, support, testing and continuous integration of numerous products, which are under development of Trilogy network. Working on investigation and development activities on SmartMix direction. Tools and technologies: Java, CSS, JavaScript ,Microsoft SQL Role: GUI modifications; Business Logic Modification; Add new functionality,Configurated manager 03.2012 - 06.2013 Virtual MGA Virtual MGA has a set of core features that are generally present across all clients. In additional to the core features we also offer some premium features that can be layered on top of the core product. Examples of some of our premium features are: Active Contract Management (the ability to manage various contracts both new and expiring and syndicate transactions across multiple contracts), Active Aggregate Management (setting aggregate thresholds by Zone or County or State or a combination of all these s 06.2011 - 02.2012 Hewlett-Packard Create backend functional for Router and coverage this functional Unit test Tools and technologies: C,Java(JUnit),XML Role: Business Logic Modification; Add new functionality,Write JUnit Test 10.2010 - 06.2011 DCM Trilogy. inc The Versata Distribution Channel Management (DCM) software manages the relationship between financial services institutions and the distributors that sell and service their products. Tools and technologies: Java, JSP, XML, XSLT, CSS, JavaScript and OQL (Object Query Language) PostgreSQL, Microsoft SQL, Oracle, DB2 XML/XSLT/CSS/JS Role: GUI modifications; Business Logic Modification; Add new functionality,Configurated manager 10.2007 -10.2010 Nextance Trilogy. inc Nextance is a system controls contracts, and the relationships they govern. Improving standardization and control of contracts, as well as gaining visibility into their content, improves the results of any business initiative you have in place today. You can benefit from Nextance Contract Performance Management by improving the standardization, visibility and control of your contracts. Tools and technologies: Java/C# Oracle/AG Tamino XML Server/IBM DB2 XML/XSLT/CSS/JS Role: GUI modifications; Busines 06.2006 - 10.2007 Artemis 7 Trilogy. inc Artemis 7 is a web-based investment portfolio management system that supports organizations that wish to implement a top-down management process to optimize the selection and execution of investments. Tools and technologies: Java/AWT, Oracle, Abbot,JUnit Role: GUI modifications; performance tests automation Skills: Programming Languages/ Technologies: * Java,C#,C++,JavaScript,PHP,SQL, XML,XSLT, HTML,CSS RDBMS: * Microsoft SQL Server * Oracle * PosrgreSQL * MySQL Frameworks: * Spring * Hibernate * Struts * JUnit Development Tools: * Eclipse * MyEclipse IDE * NetBeans IDE * IntelliJ IDEA * Tortoise SVN * JProfiler * Firebug * Apache Ant * FindBugs, CheckStyle, Coverage, MI, PMD code quality metrics * Visual Basic Script debugger

    $25.00 /hr
    1,586 hours
    5.00
  3. Lisa Lawson

    Lisa Lawson

    Expert MS Access Application Developer

    United States - Last active: 6 days ago - Tests: 3 - Portfolio: 11

    Hello! I have over 17 years of experience with MS Access and am thereby confident that I can meet your needs. I can enhance your current MS Access application or create a new one to your specifications. I have developed and currently maintain many MS Access applications, one of which allows both in-house and online website communication. As continued support, I work with my clients to offer new interfaces and custom reports based on their requirements. I offer 24/7 friendly support. Thank you for your consideration.

    $35.00 /hr
    190 hours
    4.99
  4. Alex Torres

    Alex Torres

    MEAN Stack developer / Full Stack / Mobile

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

    I am a full stack developer with good experience using Node.JS, Angular, Express, Jade and severals database models like Mongodb, PostgreSQL or mySQL. I developed single pages applications and REST API services. Worked with JSON and XML data models. Also, I'm considered a Junior Mobile developer that can handle very well the connection between a web app and a mobile application.

    $16.00 /hr
    71 hours
    5.00
  5. Ralph Swartwood

    Ralph Swartwood

    Certified WebSphere Administrator

    United States - Last active: 18 hours 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
  6. Raman S.

    Raman S.

    Programmer / Developer

    Poland - Last active: 1 month ago - Tests: 7 - Portfolio: 1

    I am an IT professional with interests in Web/ Database programming, scripting with focus on client satisfaction, security and optimization. For past 5+ years I have worked on various Software/Web/Database development projects using different technologies such as PHP, Java, C#, MySQL, Oracle, Javascript, jQuery. My competency lies in full-fledged application development cycle - from requirements gathering/analysis, design, implementation, testing to post-implementation support.

    $11.11 /hr
    42 hours
    5.00
  7. Laxmikant T.

    Laxmikant T.

    Expert Game Tester (Windows/Linux/iOS/Android)

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

    Professionally active into ITES and Gaming Industry since year 1999. Member of Gaming & Animation Committee of MCCIA, India. High premium on providing exclusive gaming services. Also worked in Technical Support services for online games. Particularly interested in QA Testing projects of related to Games and Interactive Applications on all the platforms (especially PC, MAC, Linux, iOS and Android). Good experience in Game QC & QA on most platforms, Focus Groups and MMOG Testing. Currently involved in QA Testing of VR technologies, Android consoles, testing of new gaming technologies and game controllers. With help of my team, I have tested over 600 games, interactive applications and portals by end of year 2014. Please check my LinkedIn profile on www.linkedin.com/in/lbthipse to know more about me and recommendations received by me.

    $25.00 /hr
    111 hours
    5.00
  8. Johanne H.

    Johanne H.

    Innovative MEAN Stack developer

    Norway - Last active: 18 hours ago - Tests: 3

    "Business integrity is the most important factor for success" I have been starting programming since 10 years ago by learning C/C++ language. Deep and logical mathematical algorithms and implementing them using C/C++ language was my great hobby and I was confident of my skills. After 3 years later, I have jumped into the Web and Mobile Field. Meanwhile, I've accumulated and acquired great knowledge and skills, experience in cutting edge technology and modern MVC programming language. Especially AngularJS is my great and favorite one of them.

    $55.56 /hr
    28 hours
    5.00
  9. Sergey Zabolotnikov

    Sergey Zabolotnikov

    Network Administrator

    Russia - Last active: 2 days ago - Tests: 5 - Portfolio: 2

    Hello! My name is Sergey Zabolotnikov. I believe my strong points are my Productivity and Punctuality. My #1 goal will always be to meet your needs and deadline. I'm honest and fair. Since 2004, I'm IT infrastructure administrator at company about 100 employees. Also from 2012 I set up and deploy web-hosting and cloud services. I have a Bachelors in Automation and Software Engineering from South Ural State University in Russia. Listed below are my experience and skills. - Network technologies: TCP/IP stack, VLAN, QoS, LLDP, STP. Network traffic routing, shaping, firewalling based on Linux and FreeBSD. - OS: Linux, Windows, FreeBSD; - LAMP stack, Parallels PLESK Panel, cPanel/WHM, PostgreSQL; - Web-hosting security problems analysis; - Zabbix monitoring system; - Zimbra, Qmail, Exim, Postfix; - Mass email sending systems, email deliverability problems. - Active Directory, Group policy, RDP services, Microsoft SQL server; - DNS, DHCP, PXE, RIS; - Shell scripting and automation on Windows and Linux platforms; - Manual and how-to's creation. Work fast, precisely and attentively. Document all changes to production system. I can create detailed manual for customers to reproduce my work for project by himself.

    $10.00 /hr
    46 hours
    5.00
  10. Faisal Iqbal

    Faisal Iqbal

    Smart Web Worker

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

    I'm here on Elance for full-time. I have 10 years SOLID experience in PHP, MYSQL, AJAX, jQuery, Wordpress, Bootstrap, API integration, HTML5, phpBB, osCommerce, Joomla, and other technologies. Right now i am willing to join as part time or contract based jobs and that can be further to full time and permanent based on company offer and understandings.

    $15.00 /hr
    1,549 hours
    4.91