Top Upwork Freelancers

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  1. Gary G.

    Gary G.

    Web Development / Java / JSF / PrimeFaces / Lotus XPages Notes Domino

    United States - Tests: 1 - Portfolio: 1

    I have over 15 years of development and implementation experience on projects ranging from small departmental applications through complex enterprise solutions in multi-national corporate environments. My software and application expertise is very diverse and includes Java, Java EE, JSF, JSP/Servlets, and related frameworks and APIs including Spring, Hibernate, EclipseLink, JBoss Seam, RESTful Web Services, PrimeFaces, Lotus Notes & Domino, XPages, Visual Basic, and Crystal Reports. My relational database expertise includes MySQL, Microsoft SQL Server, Oracle, and PostgreSQL. Beyond application development, I am skilled in high-level requirements gathering, risk analysis, technical design analysis, application modeling, implementation planning, and support. Please allow me to provide you with not only expert technical skills but the knowledge and experience I have gained delivering a broad range of business solutions such as CRM, Change & Problem Management, Incident Management, Help Desk, Health Care, Human Resources, as some examples.

    $50.00 /hr
    1,557 hours
    5.00
  2. Tigran Sargsyan

    Tigran Sargsyan

    Software Engineer

    Armenia - Tests: 2 - Portfolio: 4

    I've been developing software for more than seven years. During all this years I've been working with cutting edge technologies. Besides coding I've done a lot of customer facing and team management. Currently I'm heavily involved in web and mobile technologies. My every day work involves working M(ongoDB)E(xpressJS)A(ngularJS)N(odeJS) stack, I also have lot of experience working with BackboneJS, KnockoutJS. I'm feeling very comfortable in modern web ecosystem, which involves not only coding, but also deploying and maintaining applications. I'm very passionate about my work and always strive to provide the best results from my customers.

    $22.00 /hr
    222 hours
    5.00
  3. Andrew Lisun

    Andrew Lisun

    Android developer

    Ukraine - Tests: 4 - Portfolio: 2

    If you're interested in efficient, well-designed, extensible android application, most likely I'm perfect choice for you. I have strong skills in object-oriented programming and Android app development. My applications are portable between various android devices and have pleasant user interface. Apart from this I had experience with Facebook API. So, if you also need to make your app social you're looking through profile of developer who can do this perfectly. Also I had experience with git, C++, Qt. I guarantee you a high quality applications.

    $15.00 /hr
    63 hours
    5.00
  4. Roman Dubyk

    Roman Dubyk

    C/C++ and C#.Net Programmer

    Ukraine - Tests: 5

    I am strongly oriented on deep understanding of customer's needs and business aspects which allows me to generate appropriate software design and solutions. Having a lot of practical skills I enjoy to develop new and improve existing products and processes. Since 2000 I have developed desktop and server applications on Windows and Linux platforms with C/C++ means. And since 2008 I have expanded my experience level with C#.Net practices. My strengths are: algorithms programming, business logic investigation and development, performance optimization and data processing in addition to modern/up to date application UI generating. I'm Specialist (above Bachelor’s degree) in Applied Mathematics and Informatics. Find below my expertise and skills: - Project Management Methodologies: Waterfall, Agile, SCRUM - Quality Assurance and Issue Tracking Tools: Axosoft OnTime, Seapine TestTrack, JIRA - UML Design Tools: Microsoft Visio, Rational Rose, - Source Control Tools: SVN, CVS, Microsoft SourceSafe, Seapine Surround SCM - Programming Languages, Technologies and Libraries: C/C++/C#.NET, SQL/ADO/OLEDB/ODBC, ASP.NET, LINQ, COM/DCOM/Automation/ATL, WinINet, STL, Multithreading - Web Technologies and Frameworks: AJAX, jQuery, JavaScript, client side MVC\MVVM frameworks, Knockout.js, ASP.NET MVC, WCF, Web Forms, HTML, XML, CSS, Web Services, Authentication\Authorization - Databases: Microsoft SQL Server 2005/2008/2012, PostgreSQL, MySQL - Application Servers: Apache, Microsoft IIS - BI Tools: QlikView, JasperSoft - Twinfield API, Exact API - IDE and Tools: Microsoft Visual C++ 6.0/2005, MS Visual Studio 2008/2010/2012 - Virtualization: Citrix, VMWare, VirtualBox - Other: Estimation, Scheduling, Planning, Leading, Monitoring Thank you in advance for your time and consideration. I'm looking forward to work with you soon.

    $35.00 /hr
    130 hours
    5.00
  5. Anchal preet K.

    Anchal preet K.

    Expert PHP, WordPress Developer

    India

    Since 4 years I have been working on complete Website Designs and Development projects, working actively with US, Canadian & German clients. Whether starting job from scratch or make and improvements/changes to existing website or software's. I am talented, creative and a quick learner and the most importantly very good in listening and understanding the clients and the job requirements.

    $11.00 /hr
    210 hours
    5.00
  6. Scott Blaydes

    Scott Blaydes

    Linux/BSD/Unix Systems Administrator.

    United States - Tests: 4 - Portfolio: 1

    ## BIO Over 20 years experience in IT. Seventeen years experience as Systems/Network Administrator for Internet Service Providers. Designed and implemented networks, including WANs, LANs utilizing wired and wireless technologies. Provided server administration for production SaaS website and eCommerce sites, including PCI DSS security compliance. ## Area of Expertise Operating Systems: Linux, FreeBSD, OpenBSD, RedHat, CentOS, Debian, Ubuntu, OpenSuSE, Windows Server (2000-2008). Routers: Mikrotik, Linux, low-end Cisco, soho routers. Networking: wireless, wired, LAN, WAN, switches, cabling. Server Software: Apache, sendmail, postfix, DNS, bind, dovecot, courier, email, mail server, pop3, imap, Wordpress, Joomla, bash, shell scripting.

    $20.00 /hr
    1,139 hours
    5.00
  7. Darren Davies

    Darren Davies

    Software Engineer

    United Kingdom - Tests: 2 - Portfolio: 2

    A professional Software Engineer based in the England (North East). BSc (Hons) Computer Science, Microsoft Certified Professional and Microsoft Specialist. Experience in the following technologies: C#, C, C++, Delphi, VB6, VB.NET, ASP.NET MVC (nHibernate, Fluent nHibernate, Entity Framework), ASP.NET, Java, PHP, SQL, T-SQL, SQL Server, MySQL, SSRS, SSIS, SharePoint (2007, 2010, 2013), mIRC Scripting, Workflow, K2 BlackPearl, HTML, HTML5, CSS, jQuery and JavaScript.

    $70.00 /hr
    935 hours
    5.00
  8. Maciej Klepaczewski

    Maciej Klepaczewski

    Web Performance Optimization Engineer

    Poland - Tests: 2 - Portfolio: 2

    I specialize in Website Performance Optimization (WPO). In particular I do: * MySQL optimization, * PHP optimization, * HTML/JavaScript/CSS related optimizations. I can guarantee page loading times in range of 1-3 seconds or less. I also have experience in web scrapping and handling large amounts of data (where by big data I mean at least dozens of gigabytes). I have masters degree in Computer Science from Wroclaw Technical University. I'm experienced programmer with 15 years of experience (I coded my first software in high school).

    $80.00 /hr
    965 hours
    5.00
  9. Qaiser Butt

    Qaiser Butt

    Game Developer

    Pakistan - Tests: 8 - Portfolio: 30

    I'm a specialist game developer for mobile platforms IOS, Android having 3+ years of experience. I have been offering services as scratch game building, reskinning (Transferring already made games to a new look) of Cocos2d or Unity3D games. You may catch me on Elance Site as well here (http://tinyurl.com/p5j2892) Here are some of my previous projects to look at (https://www.behance.net/mqaiserbutt)

    $16.67 /hr
    993 hours
    4.86
  10. Alexey K.

    Alexey K.

    Software Developer who can get things working

    Italy - Tests: 6 - Portfolio: 2

    I am a professional software developer with more than 15 years experience in IT. I am specializing on building complex backend services for distributed/cloud systems. Since 2000 I have been working in IT and have been involved in a wide range of projects from mobile devices to development of huge automated system for cloud deployment. I have a lot of experience in creating of standalone applications and server-based solutions including web-based applications and distributed backend services in clouds. I am interested in backend server development with Python, Ruby. I have an experience with relational and non-relational databases such as MySQL, PostgreSQL, Oracle, MongoDB, Redis and others.

    $38.89 /hr
    753 hours
    4.92