Top Upwork Freelancers

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  1. Udana Udayanga

    Udana Udayanga

    Codeigniter / Zend | Joomla / WordPress |OpenCart/Magento| Amazon/eBay

    Sri Lanka - Tests: 6 - Portfolio: 16

    I am in this field for more than Five years. I prefer using my qualities to be reflected through the work I do. I thoroughly enjoy what I do, especially observing the results alongside my clients. If you may like to work together, please get in touch. And don't worry; if I don't think I can do your job well, I won't take it .Expect high quality and low price from me. If I work well I will grow, thats the bottom line.

    Groups: CubeCart, Sun Certified Professionals

    $15.00 /hr
    1,503 hours
    4.27
  2. Rida BENHAMMANE

    Rida BENHAMMANE

    Sr. Java Developer/Architect, Oracle Certified

    Morocco - Tests: 10 - Portfolio: 3

    I'm a senior Java/Jee developer/architect with +9 years of experience and Oracle programmer/developer certified (SCJP, SCWCD, SCBCD & SCJDWS). I'm well-versed in backend development as well as frontend development. In the backend, I have used plenty of Jee frameworks, from the core Jee APIs (EJB, JPA, JAX-WS, JAX-RS ...) to the other Jee frameworks (Spring, Struts, Hibernate ...). I have also done some Php development using raw Php, CodeIgniter and Laravel. In the frontend, I have been developing SPAs for about 3 years, using frameworks like Backbone and Angular and some other cool frameworks libraries like: jQuery, underscoreJS, requireJS ... Other skills that I'm also experienced in are: Unix/Linux scripting, SVN/CVS/Git versions control systems, Oracle/MySQL/PostgreSQL databases, ANT/Maven build tools, Tomcat web container, Apache web server ... In addition to my years of experience, I hold a engineering degree, in computer science.

    Groups: Sun Certified Professionals

    $111.11 /hr
    1,068 hours
    4.99
  3. Andrey Chorniy

    Andrey Chorniy Agency Contractor

    Senior Java (JEE and Android) Developer

    Ukraine - Tests: 3 - Portfolio: 7

    During my 11 years experience I've worked with a lot of java technologies and frameworks, performed a lot of refactorings and system re-deisgns and application performance tuning. My latest experience include application development for Android platform and web-applications with Java/Jboss-Seam/JSF/Hibernate/Spring. System integration with CMS systems like Alfresco, Artesia (OpenText) I have strong background in application performance tuning. Follow the best OOP principles and Design-Patterns. I also have an experience in developing information retrieval systems, datamining, textmining, evolutionary/genetic algorithms. I'm looking for challenging Java/JEE/Android projects.

    Groups: Android, Sun Certified Professionals

    Associated with: Texus

    $30.00 /hr
    2,876 hours
    4.83
  4. Alastair A.

    Developer / Integrator / Administrator - Ruby, Rails - MSc, MCSD

    United Kingdom - Tests: 2 - Portfolio: 4

    I have developed and supported a wide range of systems, from business components for global financial corporations through to small websites and systems for small companies, using Javascript, Ruby, PHP, C#, Visual Basic, SQL Server, Access, and QuickBase. My core competency lies in helping to determine and create the appropriate system according to requirements. Experienced in the following areas: HTML, CSS, HAML, SASS, REST, Javascript, UML, Linux, Mac, Google Apps, Single-sign on (SSO), Joyent, Slicehost. Microsoft Certified Solution Developer (MCSD) and Sun Certified Java Programmer.

    Groups: salesforce.com, Sun Certified Professionals

    $55.56 /hr
    319 hours
    4.34
  5. Savo B.

    Savo B.

    Play framework, Java and SQL Developer

    United Kingdom - Tests: 6 - Portfolio: 1

    I'm a UK-born Java and Play! framework developer. A graduate with 12 years’ development experience, including 5 years of Java, 2 years of the Play! Framework 2 and over 7 years of SQL. A certified Java programmer experienced in the full development life cycle, including project management, requirements analysis, server admin and user support. Experience of data analysis, object-relational mapping tools (ebean), Redis, building and using APIs, XML, JSON, Unix/Linux, Ajax, jQuery, JavaScript, Twitter Bootstrap 3, CSS and HTML. Able to elicit requirements, learn new technology, follow standards, maintain quality, prioritise tasks and work in a team. I'm seeking opportunities in web and mobile API development.

    Groups: Sun Certified Professionals

    $39.00 /hr
    1,083 hours
    5.00
  6. Satyanarayan Y.

    Satyanarayan Y.

    Java/J2EE: Spring Framework, RESTful WS, JSF, Struts, Hibernate, MySQL

    India - Tests: 12 - Portfolio: 5

    I have over 7+ years of work experience in Software Development Industry. ✔ Language:- Core Java, Advance Java, PHP ✔ Web Technologies:- Spring Framework, Spring MVC, JSP, Servlet, Struts, JSF, PrimeFaces, Hibernate, JPA, EJB, JDBC ✔ Web Services: REST API with Spring MVC, Java RESTful Web-Services with Jersey API, JAX-WS, JAX-RS, SOAP. ✔ Scripting Language:- HTML, JSTL, Java Script, Ajax, JQuery, CSS. ✔ Database:- MySQL, PostgreSQL. ✔ Web Server:- Tomcat, JBoss. ✔ Version Management Tools:- Visual Source Safe, SVN, Git. ✔ Development IDE:- Eclipse, Net Bean, Intell iJ. I have involved in wide range of website development using JSP, Servlet, Struts 2.x, JSF, Spring, Hibernate, RichFaces, PrimeFaces, JPA, EJB, Ajax, JQuery, Java Script, HTML, CSS and so on.. I am holding Sun Certified Java Programmer(SCJP) certificate. My core competencies lie in complete end-to-end development of any size application right from app development to DB design. Proven ability to develop multiple projects with medium to high complexity. Commitment to Quality work and on-time delivery. Our motive is to help customers to achieve their business objectives by providing innovative, best-in class IT solutions and services, which correspond to client's requirements for 100% or bit more...

    Groups: Crossrider, Sun Certified Professionals

    $15.00 /hr
    2,036 hours
    4.97
  7. irfan shahzad

    irfan shahzad

    PHP and Sun Certified Java Programmer

    Pakistan - Tests: 6 - Portfolio: 3

    Over four years of development experience with sound knowledge of Object Oriented analysis and design principles. I have been actively involved in developing scalable enterprise application using Agile and TDD methodologies. using Java platform. Furthermore, I have been learning and experimenting with new technologies to expand my horizon and keep myself up-to-date with future trends.

    Groups: Sun Certified Professionals

    $16.67 /hr
    238 hours
    4.94
  8. Jayansh Shinde

    Jayansh Shinde Agency Contractor

    Apache Ofbiz, Java,Eclipse RCP, OpenGTS

    India - Tests: 3 - Portfolio: 7

    Software developer and architect with 8+ years of experience in software industry. Proven record for achieving successful products – TransForm (Oracle forms to java) and TransRep(Oracle Reports to Birt).

    Groups: Sun Certified Professionals

    Associated with: Jaysan

    $22.22 /hr
    1,331 hours
    5.00
  9. Liviu E.

    Solaris/Linux Certified Administrator

    New Zealand - Tests: 8

    In the last 5 years i have administered over 300 Solaris 8,9,10, RHEL and SLES servers including clustered environments using SUN Cluster and Veritas Cluster software. Also i have administered backup servers like EMC Networker 7.3 and Veritas NetBackup 5.x and used TSM as client side. I have experience with Solaris Volume Manager and Veritas Volume Manager used with SAN storage EMC Simmetrix and Clariion. I also have good shell scripting skills. Experience with VMWare,Sun VirtualBox,Sun containers and OpenVZ virtualization solutions.

    Groups: Sun Certified Professionals

    $22.22 /hr
    97 hours
    4.97
  10. Maksym G.

    Maksym G.

    Technical Lead / Software Architect

    Ukraine - Tests: 4 - Portfolio: 1

    Senior software engineer with skills in JavaEE, Spring platform, various ORM frameworks, AWS based systems, both RDBMS and NoSQL solutions. Always willing to explore new areas of software development and accept new technical challenges. Over the past years I've worked for a wide range of companies, starting from small fast paced startups trying to get their solution to the market ASAP, and continuing with stable organizations like big ISV's and investment banks and so on. Able to design architecture of the solution and bootstrap project from scratch including infrastructure, development processes and communication workflows. Have experience with springing into exiting projects and starting improvement and troubleshooting tight away. Not afraid of asking questions, trying to ask good ones.

    Groups: Sun Certified Professionals

    $30.00 /hr
    3,932 hours
    4.79