Top Upwork Freelancers

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  1. Hoang N.

    Hoang N.

    Senior Software Engineer

    Vietnam - Last active: 2 months ago - Tests: 1

    - 15 years of experiences in Java and C++. - 5 years of Javascript. - Experiences with agile development, server development (J2EE/Grails), front-end development (AngularJS + Bootstrap), databases (MySQL, MongoDB), Android development. - Strong problem solving skill. - Extremely quick learner. - Strong background in wireless network and wireless security. - Ph.D. degree in CS from University of Illinois at Urbana-Champaign. - 4 years+ at Google.

    $50.00 /hr
    320 hours
    5.00
  2. Andrey Zharikov

    Andrey Zharikov

    Kickass full stack web developer, specialized in JavaScript

    Russia - Last active: 22 days ago - Tests: 4

    6+ years of JavaScript Rich Interactive Application development in different corporate/startup projects, both client-side and server-side. Server-side JavaScript: Node.js + MySQL/PostgreSQL/MongoDB with ajax and websockets (faye/socket.io). Client-side JavaScript: jQuery, Bootstrap, Backbone, Full throttle development: Ruby on Rails Other skills: HTML, HTML5, CSS, CSS3, LESS, SASS, Stylus, CoffeeScript, Gulp, Git, PHP Linux, Apache, Nginx, Phusion Passenger

    $60.00 /hr
    159 hours
    5.00
  3. Ryan Wilfong

    Ryan Wilfong

    Web Designer & Developer

    United States - Last active: 1 month ago - Tests: 2 - Portfolio: 1

    I am a 100% full-time freelancer specializing in creative and efficient designs that work on all devices/platforms. I work with HTML, CSS, PHP, jQuery, MySQL and all Adobe CC apps. Custom WordPressed solutions with enhanced functionality are my main focus. I use a design/build approach to increase efficiency and decrease development time and costs. Please feel free to invite me to interview on your project. I'm always looking for new opportunities.

    $66.67 /hr
    206 hours
    5.00
  4. Muhammad Emam

    Muhammad Emam

    Software Engineer

    Netherlands - Last active: 1 month ago - Tests: 6 - Portfolio: 3

    Who I am: Software Engineer with extensive experience in Python programming, Cloud Computing, NoSQL datastores and large-volume data analytics. What I do: - Designing and implementing highly scalable, highly available software. - Analyzing business data-models and building appropriate analytics platforms. - Maintaining and developing existing systems to help businesses achieve lower Time To Market.

    $44.44 /hr
    268 hours
    5.00
  5. Tim Van Boxtel

    Tim Van Boxtel

    Engineer

    Canada - Last active: 6 days ago - Tests: 7

    A skilled technophile with experience in many aspects of hardware and software. Sotware: Web Application Development utilizing Flask and Django REST Based API Skilled Python developer Website Development - PHP, HTML5, CSS3, Javascript, jQuery Database Query, SQL, Cypher, Hardware: Electronic Circuit Design. Schematic - PCB I take great care in the quality of my work and forward my rigour and passion onwards

    $61.11 /hr
    414 hours
    5.00
  6. Umair E.

    Umair E.

    Expert Unity Game Developer/Designer

    Pakistan - Last active: 16 days ago - Tests: 4 - Portfolio: 10

    Over the last 4 years, I have developed a wide range of games and applications using Unity 3d and monodevelop for startup companies and small businesses. My core competency lies in complete end-end management of a game development project, and I am seeking opportunities to build great games from the ground up for you or your business. * I have vast experience in using Unity 3d and C# combine with NGUI to create both 2d and 3d games solutions. * I can add social media plugins , InApp purchase plugin and advertisement plugins to your games. * I can deploy games on android , IOS , Windows phone , pc , web player and mac. * I have sufficient experience in the following areas: Java script, Java , game design , UI Design and testing. * I have sufficient experience in creating AI for games.

    Groups: Application Developers Alliance

    $33.33 /hr
    1,333 hours
    5.00
  7. Nathaniel Spence

    Nathaniel Spence

    Web Developer and Designer

    United States - Last active: 21 days ago - Tests: 2 - Portfolio: 1

    I am a well-rounded web developer that can plan, design, and code a sleek and responsive website for an individual or business. Flexible schedules don't bother me, and neither does getting to know my client! My code is compatible, easy to maintain, and simple to pass on to other developers. I am actively seeking clients to help fill my resume.

    $33.33 /hr
    65 hours
    4.88
  8. Zulqarnain Sarani

    Zulqarnain Sarani

    KOFAX (DMS) and BPM Consultant. SP2010 Developer. SMS Gateway APIs

    Australia - Last active: 1 month ago - Tests: 2 - Portfolio: 1

    To assist clients and customers achieve their desired goals by providing consultancy thus allowing customers to gain the competitive advantage yet in productive fashion. Expertise range from providing KOFAX consultancy, custom KOFAX development, workflow development, web development, SP2010 consultancy, Skelta workflows development (BPM.Net) etc. Extensive knowledge and practical experience integrating SMS gateways APIs by Twilio, Silverstreet, Spryng, Ozeki, 42Tele, Tyntec, Nexmo, TextMark, Trumpia, Avid and Anchor.

    $50.00 /hr
    835 hours
    4.80
  9. Jordan Ringenberg

    Jordan Ringenberg

    PhD in Computer Science, Expert in C++, Python, MATLAB, Java, Web Dev.

    United States - Last active: 7 days ago - Tests: 3 - Portfolio: 1

    Expert knowledge and over seven years of experience in object-oriented programming and agile development utilizing C++, Java, Python, Visual Basic, Objective-C, C#, MySQL, shell scripting, and web programming Software engineering and computer vision expertise, with numerous peer-reviewed published outcomes. Specialties include object-oriented design, algorithms, image processing and computer vision, and 3D modeling Expert-level experience in major development platforms including .NET, MATLAB, Linux/UNIX, Eclipse, and Cocoa Strong written and verbal skills, with proven track record in university teaching and scholarly publications

    $70.00 /hr
    100 hours
    5.00
  10. Sharon Wainscott

    Sharon Wainscott

    Crm Systems Consultant Specializing in Infusionsoft

    United States - Last active: 17 hours ago - Tests: 2

    My Mission: To help you achieve your vision of your business by automating your processes, your sales, and your customers messages. Freeing up your time, to actually RUN your business as an owner should. I help you by evaluating YOUR processes that you have in place. Convert those processes (any type ...ie... Sales, Services, Customer Support...) into the Infusionsoft System. I consult with you on the best way to implement those processes. Then set them up for you as the foundation was set up and as you grow. You have our ability to maintain and continually consult you on your business processes as you grow and add new products, opportunities, or campaigns.

    $38.89 /hr
    319 hours
    4.97