Python Java Freelancers

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  1. Yurii Shaposhnik

    Yurii Shaposhnik

    Senior Java Developer

    Ukraine - Tests: 2 - Portfolio: 1

    Application Developer (Mobile/Network Protocols/Server Backends/Web Interfaces). Interested in complex client/server services, networking, 3D-rendering, mobile application design. Specialties: Java SE/EE: multi-threading, JDBC, JSP, servlets, EJB, JPA, web-services, Oracle Aqua-Logic Service Bus, Weblogic, Oracle ATG, Jetty, Apache Tomcatб Axis, JBoss web-servers, scripting (jython, beanshell), Java ME, Java Android SDK, Python, Django framework, PHP More than 4 years of commercial experience building small and large-scale fault-tolerance applications using various platforms and technologies. Over years I had experience dealing with the following: - Developing in-house application for processing securities at international financial services company. - Developing various parts of e-commerce product based on Oracle ATG Patform, including: • Front-end, JS • User profiling • Caching, caching tuning • Per-user recommendation lists • Working with MQ Series enterprise message queues • Payment system integration, PCI DSS compliant • Services interoperability with service bus - Dealing with GSM operators SMS\MMS interoperability (complex multithreading, data transmission protocol utilization at low-levels – SMPP, HTTP, SMTP) • Bulk SMS\MMS delivery (large loads systems) • Services (web-app and web-service based) for sending client bulk SMS/MMS mailer lists (millions/thousands of messages) • LBS-services • Various interactives involving SMSC (response-time optimization) • Web-interfaces for client statistics • Statistic databases administration (SQL queries optimization, statistics sync) • SMS-voting systems (large loads) • MMS-interactives • Mobile devices applications involving client-server (GPRS, SMS as transport) interoperability (Java ME, Android)

    $27.78 /hr
    0 hours
  2. Bhuvnesh A.

    Bhuvnesh A.

    Computer Vision, Software development, Algorithms, Mobile Applications

    India - Tests: 2 - Portfolio: 1

    I have done lot of research and development in field of Computer Vision and image processing using Opencv, Matlab, Opengl, MRPT, Point cloud library, Kinect, VTK, openframework and BOOST. I am a software developer and designer having production level skills in languages C, C++, C#, Java and Android and Windows application development with experience of working in companies like Microsoft. I also have some experience in the following areas: Artificial Intelligence, Information retrieval, data mining, and machine learning. I am seeking opportunities to build software and applications related to these areas. I am also looking forward to any research projects in these areas.

    $16.67 /hr
    0 hours
  3. Anja Buckley

    Anja Buckley

    Experienced Customer Service Representative / Data Entry Professional


    I am a professional musician and piano teacher with a Bachelors degree in Music and Music Pedagogy. My native language is German and I am fluent in English. My husband is an US-Citizen and together we have spent a couple of months in Salt Lake City / Utah. Additionally I have basic speaking and writing knowledge in French, Italian and Norwegian and a good reading-comprehension in all three languages. Working for my husbands company the last two years, I gained a lot of experience in Customer Service, Internet Research and Data Entry Processing. I also have a strong interest in Computer Applications and Programming. Currently I am taking online-courses in Python, C++ and Java Script.

    $13.33 /hr
    0 hours
  4. Syed Abid Hussain

    Syed Abid Hussain

    Software Developer


    Total 4.5 years of software development experience. Experience in working financial applications. Experieance in working on data products and data warehousing applications. Sound Knowledge in Oracle SQL & PLSQL. Worked on development of multiple Java & Python Applications. Good Knowledge in databases, Like Oracle, MySQL and other NoSQL databases hosted on Hadoop framework. Experienced in developing data products using Hadoop distributed computing technologies like, Hive, Sqoop, HBase, Java MapReduce and Oozie. Hands-on experience with Linux Commands and Bash-Shell Scripting.

    $13.33 /hr
    0 hours
  5. Hayk Mnatsakanyan

    Hayk Mnatsakanyan

    Software and QA engineer

    Armenia - Tests: 1

    I have been working as a programmer over 2 years. FPGA testing Key Responsibilities: - QA engineer of FPGA testing project - FPGA flow testing (synthesis, placement, routing, configuration, hardware debugging) - RTL simulations and post synthesis, placement and routing netlists simulations using Riviera, ModelSim tools - GUI testing using Squish C compiler for 3rd party processor development Key Responsibilities: - developer of C compiler - updating of LLVM sources - debugging with GDB

    $7.00 /hr
    0 hours
  6. Kseniya Zolotareva

    Kseniya Zolotareva

    softwear developement

    Russia - Tests: 4 - Portfolio: 2

    I’m a stuff-manager of a software company. Over last 6 years we are making great websites, mobile apps, and reliable software for servers, desktop computers and embedded systems. Our developers are high skilled professionals in iOS SDK, ObjectiveC, XCode, Web service APIs (JSON, RESful), Android SDK, Java. So, we are able to realize any your idea. And I will do my best to help you to apply our capabilities to reach your goal.

    $22.22 /hr
    0 hours
  7. Anil Kumar

    Anil Kumar

    Expert in Linux administration

    India - Tests: 4 - Portfolio: 1

    Over 7 years dealing with IT technologies, I have gained wide range of experience and skills. I am having strong experience in shell scripting and linux administration. Have worked on presenting storage and extending file system using logical volume manager. Having strong knowledge on creating and managing virtual machines. Have installed and configured samba, nfs, ftp, http in linux and solaris. I am most experienced in working on presenting storage from EVA 8400, EVA 4400 to DL 385 G7, DL 380 G6 machines using Fiber Cable and then extending the logical volume manager to accurately fulfill our storage requirements. Configuring ILO conections for dual network accessibility, configuring hard disks in LVM on different RAID levels for redundancy, installing dual power supply for power availability and configuring cluster services for high availability. I have worked with the following applications, operating systems and technologies: - Operating Systems - SuSe/RHEL/Debian/Ubuntu/CentOS/Win2k3 /Win2k8/AIX/HPUX/Solaris - Virtualization (ESXi 3.5, 4.1, 5.1) - Source code repositories (SVN,GiT) - Infrastructure monitoring (Nagios,Sitescope)

    $11.11 /hr
    0 hours
  8. Miloš Karanikolić

    Miloš Karanikolić

    Web developer / Network admin

    Serbia - Portfolio: 6

    I've been working as a web developer and network administrator for more than 10 years. I took part in many web projects for various clients as a developer, adminstrator and consultant. Developer skills: PHP, Python, Laravel, Django, HTML, CSS, JQuery, MySQL, PostgreSQL, Redis Administration skills: Unix/Linux network and system administration, apache, nginx, proxy, email services, security, advanced infrastructure and distributed applications, database administration Support for various development platforms and technologies like PHP, Python, RoR and Java. It awards 2014 for best web site: LinkeidIn profile:

    $25.00 /hr
    0 hours
  9. Simon Lickus

    Simon Lickus

    Mostly Javascript developer

    Lithuania - Tests: 1

    Most of the time I code in Javascript. I love NodeJs with ExpressJs. From time to time I also do python scripting and a little bit of Java for my personal use. At the moment I have a professional project almost done in Unity3d with C#. I love programming, I love to try new things, new technologies. This is the main reason why i signed up with UpWork. I never tried to work as a freelancer. So this is a new challenge for me.

    $15.00 /hr
    0 hours
  10. Mauricio Junio Moura Mendes

    Mauricio Junio Moura Mendes

    Java Web Developer


    I have 3 years experience on IT area, divided into Software Development, SCM and System Analyst. Lately I have been focused on Web Development on Java Platform, I'm able to work with Java EE, Maven, JSF 2.0+, Spring Framework, Quartz, etc. I also already worked with Python and Django and I have some knowledges about Ruby and its framework Rails. HTML5, CSS and Javascript (at this time I'm working hard to study the framework AngularJS)

    $22.22 /hr
    0 hours