Top Upwork Freelancers

Clear all filters
  1. Curtis Whitley

    Curtis Whitley

    35 yrs in PC, Server, Embedded, plus Digital Media

    United States - Tests: 1

    I have a BS in Computer Science plus an MA in Digital Media, along with 3 decades of experience creating and maintaining various types of systems, from the OS and driver levels to the database back-end and web application levels. I have written custom language compilers, interpreters, and communication protocols. Much of my experience is with embedded, real-time systems, including robotic, wireless, audio and video devices, using various types of CPUs. Plus I have a personal interest in graphics, film, and video production, including 3D modeling and video editing. Additionally, I have strong writing skills and published a book. My most recent personal project is a 3-camera control system for a church, using a laptop, POE LAN cameras, Arduinos, and servo-based pan/tilt devices. My most recent work project involves an embedded device talking to mobile phones over BLE, and I wrote the Android application along with the embedded code.

    $40.00 /hr
    84 hours
    4.90
  2. Muhammad Anees Ul Haq

    Muhammad Anees Ul Haq

    Muhammad Anees Ul Haq

    Canada - Tests: 6

    Expert in HTML, CSS, jQuery, Ajax, Javascript, Responsive designs, PHP, Object Oriented Programming, MySql, Codeigniter, Linux Server Management, Amazon Web Services, Wordpress, Wordpress Theme and plugins development, Wordpress Site security, malware and hacked site fixing, Desktop development in VB.Net, SQL, Ms Access and application testing. Over the last 10 years, I have developed a wide range of web applications including cashback application, White-label solutions and eCommerce applications for small start-up and large companies. My core competency lies in complete end to end management and development of a new project. I strongly follow the deadlines and believe in long term work relation.

    $40.00 /hr
    4,940 hours
    5.00
  3. Johannes Matthias Vroegindeweij

    Johannes Matthias Vroegindeweij

    expert translator with eye for style and tone

    Netherlands - Tests: 4

    Either words or numbers, both express depth. Holding A Master degree in Financial Econometrics, but now shifted my field strongly towards cultural and lingual sciences and just started to learn a fifth language. Translating several events using English, Dutch, German and eventually Serbo-Croatian during last two years, accompanied recently with a book from Dutch to English. Fast delivery and an eye for style and tone are key to me. Where I delight in seeing your wishes come to life. Count on me for accurate and open communication. I love to think along finding solution and still don't feel constrained with strict guidelines.

    $15.00 /hr
    27 hours
    5.00
  4. Waqas Khan

    Waqas Khan

    Software Engineer

    Pakistan - Tests: 4 - Portfolio: 5

    I am an expert with 7+ years of experience in providing both web and mobile solutions. I have a great empathy for the user and create products that delight the users with great user experience. Over the last 7 years of my life, I've worked on complex .NET, C/C++, Javascript, PHP, mySQL, SQL Server, Node.JS, Cocos2dx, iOS and Android products.

    $30.00 /hr
    70 hours
    5.00
  5. Mihail K.

    Mihail K.

    UNIX/Linux administrator

    Belarus - Tests: 5

    I love UNIX! I love one-line shell scripts! I work with Debian, RedHat, HP-UX. Little with OpenSolaris and FreeBSD. I have experience in creating and supporting monitoring systems based on Zabbix and Nagios (several tens of servers with different OS). I am well familiar with network protocols and tools for testing and troubleshooting (wireshark, tcpdump, nmap, traceroute, etc.). I have experience in creating secure VPN tunnels based on OpenVPN, IPSec, L2TP/IPSec, GRE and PPTP. I was installing and configuring lighttpd, apache httpd, nginx, exim4, dovecot, samba, OpenLDAP, etc. I have experience with creating mail servers used in hosting company for many customers. I was working with virtualization Xen, KVM, VMware. Have experience with cloud services like Amazon EC2. I have experience in installing and configuring Oracle 10g, 11g, PostgreSQL, MySQL.

    $16.67 /hr
    88 hours
    4.97
  6. Victor H.

    Victor H.

    Certified Magento Developer

    Romania - Tests: 1 - Portfolio: 1

    I'm a passionate person about Web Development, Magento and JavaScript in particular. I see myself as an experienced developer, highly enthusiastic about the work I do, fast learner, organised and self-motivated individual. As programming being my passion, this is also the reason of which I invest almost all of my free time studying everything that I can about this field. So far, I had the opportunity to work on small and large projects, and each project was a challenge for me from which I learnt something new.

    $30.00 /hr
    24 hours
    4.95
  7. Raman S.

    Raman S.

    Programmer / Developer

    Poland - 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
    53 hours
    5.00
  8. Andy D.

    Andy D.

    Algorithm Scientist - Machine Learning, Computer Vision, Analytics

    United States - Tests: 1

    For managers in companies who have a complex manual process in need of automation. I am an algorithm scientist with Masters Degree in Signal Processing from Purdue University, and a penchant for outside-the-box thinking. I offer innovative algorithms designed to solve challenging and costly problems. I have over eight years experience designing algorithms, and pull from a rich background of skills and knowledge including: Machine Learning, Computer Vision, Image Processing, Genetic Algorithms, Neural Networks, K-Means Clustering, Support Vector Machines,Time Series Analysis, Fourier Analysis,Regression, System Design and Modeling, Linux System Administration, Website Data Extraction, Statistical Analysis, Predictive Analytics, Matlab Modeling, and C/C++ Programming. Unlike other algorithm scientists, I have leadership and communication skills that can be leveraged to help guide teams of developers to implement customer-facing or real-time versions of the solutions provided.

    $90.00 /hr
    341 hours
    5.00
  9. Atulesh Kumar

    Atulesh Kumar

    UI-UX Expert, Web-Graphic Designer

    India - Tests: 3 - Portfolio: 22

    Want to be one of the best designer in the world. Continuously working hard to achieve my dream. I really enjoy working on great designs with some challenges. Motion graphics and 3D are the areas where I really want to excel. This sound kiddish but i want to see my designs and creativity running at Times Square, New York. Thats my dream and I will achieve that one day at any cost.Odesk can help me in spreading my ideas and creativity. Also I can learn a lot that would benefit me in coming time. I hope i get good projects here through which I can move closer to my dream.

    $38.89 /hr
    41 hours
    4.84
  10. Elvir S.

    Elvir S.

    PHP/MySQL/NET Developer, Web Programming And Consulting

    Bosnia and Herzegovina - Tests: 5 - Portfolio: 3

    Over the last 25 years, I have developed a wide range of software using C, C++, Visual Basic on Windows and Unix platforms, targeting financial, engineering and scientific area. Today, I am focused on web applications using HTML, JavaScript, PHP, and MySQL including sites for small businesses, modification of running systems (CRM, CMS), maintenance of existing installations and fixing various issues like code bugs and server configuration.. My core competency lies in complete end-end management project task and ability to work in other area, if necessary. On other side, I am focused on Microsft NET technology, where I develop desktop and web applications based on ASP.NET, targeted to local companies and covering accounting, finance, human resources and other.

    $17.00 /hr
    26 hours
    4.95