Top Upwork Freelancers

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  1. Alexey Khokhlenok

    Alexey Khokhlenok

    Experienced developer

    Australia - Tests: 1

    * Over 12 years of experience in the IT sector. * Strong technical knowledge relating to the practical application of programming, software, operating systems and networking within the IT sector. * Strong database design and development skills in commercial environments. * 5 years Financial systems experience * Research, analytical and problem solving skills. * Well-developed communication and interpersonal skills. **PROFESSIONAL EXPERIENCE: ** Programming Languages: C#, Delphi, Visual Basic, Clipper, FoxPro. Server: Microsoft SQL Server (TSQL), INTERBASE, MySql, Oracle (PL/SQL) Technology:.NET, COM/DCOM, COM+, ADO, DAO Operational Systems: Windows, Unix

    $22.22 /hr
    456 hours
  2. Nicolas Augustin

    Nicolas Augustin

    Experienced realtime 3D industry C# C++ developer Unity3D

    Martinique - Tests: 1 - Portfolio: 4

    I am currently freelance since 2008, after working 10 years in Paris at Virtools/Dassault Systèmes. I am an experienced realtime 3D application developer as you can see in : - my resume : - Some realtime applications of my portfolio : Some 3D applications are under NDA, but you will find some references at, including the one from Kaleidoscope (final customer being Procter&Gamble) - I have also been developed this educational game on iPad (released in B2B for the french education ministry related institution) : Beside all the scripting, I added a Text To Speech plugin to Unity using Objective C for iOs. - I have been working on several serious game applications, giving support to the Virtools internal service team, as to Virtools customers as wordwide support manager. One of my latest project (strict NDA) was a decision making tool using Unity in which the customer was able to experience variations on an architectural project. I do have solid experience in - optimization of realtime 3D scenes, acquired at Virtools/Dassault Systèmes (10 years) and during my freelance activity (since 2008) on PC, MacOSX and iOS - experienced programmer (gameplay integration, plugin integration, specific developments (C++, C#,..), GIS developments)

    $88.89 /hr
    26 hours
  3. Fedor K.

    Fedor K.

    Mobile / Web Developer

    Russia - Tests: 1

    I made my first website in 2002. It was a fan site of my favorite rock band. Since then I have come a long way. All this time I didn't stop learning. And now I am a strong professional. I have 7+ years experience in developing web applications using C#, ASP.NET MVC, MSSQL, jQuery And also I have experience of developing, both native (windows, ios, android), and hybrid applications (Xamarin, PhoneGap, HTML5).

    $22.22 /hr
    7,105 hours
  4. Maxim Tsoy

    Maxim Tsoy

    Experienced Python Developer and Security Researcher

    Russia - Tests: 7 - Portfolio: 2

    1. Python development: Rich experience in distributed Python applications and web applications development using Django, Pyramid, and Celery. Released several mobile Python applications (kivy). 2. Security Assessment: I have a huge experience in vulnerability research and security assessment (currently this is my main occupation). Reached the top in many hacking contests, including DEF CON CTF. I usually specialize in web application security, however, I am experienced in network, database, cryptography and other security areas. Disclosed security advisories for many vendors including: - Cisco - Citrix - Yandex (Entered Bug Bounty Hall of Fame) - SAP - Qiwi 3. Game Development: Have an experience in game design and development using Game Maker Studio.

    $75.00 /hr
    249 hours
  5. Casey Yeager

    Casey Yeager

    Quality Assurance Analyst

    United States

    I'm a Quality Assurance specialist, I test websites, mobile applications, video games. I am familiar with compliance testing as I have done it in the past on console games to meet certification tests run by Sony, Microsoft, Nintendo, and Apple. I've worked in IT before and am familiar with how to build a computer, troubleshoot issues whether hardware or software. I have experience in configuring networks for users as well as cloud based "thin"clients.

    $16.67 /hr
    54 hours
  6. Michael Waterworth

    Michael Waterworth

    Web Application Developer

    United Kingdom - Tests: 2

    Since childhood I have been fascinated by how things work; the Internet is no exception. This is reflected in my focused learning about web technologies, which I have developed into a good working understanding. I have broad of experience developing bespoke websites as well as using off the shelf libraries and content management systems.

    $23.33 /hr
    12 hours
  7. Robert S. Lombino, Jr

    Robert S. Lombino, Jr


    United States

    I am a student at Lafayette College and I am presently pursuing a Bachelors of Science in Electrical and Computer Engineering and a minor in Biotechnology. I am searching for a unique professional opportunity at a Startup in which I can apply the interdisciplinary leadership, technical, and analytic skills that I have attained through my rigorous college curriculum at Lafayette and abroad.

    $27.78 /hr
    144 hours
  8. Leonardo Soubeste

    Leonardo Soubeste

    Software developer

    Argentina - Tests: 1

    I am a sofware developer with more than 6 years working in big Java projects, as a team fullstack developer, and contractor for important companies like Philips, EA, Orbitz. Born and based in Argentina, I have experience working in Europe, lived for a year in Germany. Also worked for several companies in the US with fluent communication with clients and stakeholders. My main experience is in Java, using different frameworks, in different environments, different domains, but I also had some experiences in Ruby and C#, as well as with scripting languages like Javascript or Python. Main technologies I have experience with: Spring, Hibernate, RestEasy, SOAP, Maven, Javascript, CSS, HTML, JSON, JBPM, JMS, jQuery, JBoss, Tomcat, Spting MVC, Selenium, QA automation.

    $22.22 /hr
    31 hours
  9. Ahmed G.

    Ahmed G.

    JAVA Web Developer

    Egypt - Tests: 2 - Portfolio: 2

    A Java developer has a deep experience in web application using different Java EE frameworks such as: Spring core, spring MVC, JSF, JSP, servlets, soap, rest, services using different frameworks such as jersy or cxf api. deep experience in hibernate and it's integration with Spring Core to mange date source or transaction. good experience in GWT . good experience in Apache lucene and it's integration with hibernate. good experience in Apache solr and nutch and it's integration.

    $11.11 /hr
    31 hours
  10. Denys Kuzmenko

    Denys Kuzmenko

    Senior Software Developer/Junior Hardware Developer

    Ukraine - Tests: 4 - Portfolio: 3

    Low-level SW: Drivers/Boot-code development/porting, board bring-up, understand datasheets and complex schematics Languages: C, understand C++ concepts, Assembler, Verilog, Shell Scripting Operating Systems: ThreadX, Linux, Windows (on host machine) Tools: GNU Toolchain, Eclipse, IAR Embedded Workbench, KiCAD, Quartus, Git Equipment: Oscilloscope, Logic Analyzer, JTAG HW Platforms: ARM, AVR, PIC, 8051 CV can be found here:

    $22.22 /hr
    631 hours