Top Upwork Freelancers

Clear all filters
  1. Jawad Rashid

    Jawad Rashid

    Linux system Administrator / Network Administrator

    United Kingdom - Tests: 2

    I have strong expertise in Linux OS. Have more then 10 years of experience in installation and management of DNS, email, Proxy, Database, DHCP, FTP, HTTP, VLAN, VPN and IP PBX servers. I have worked in ISPs and telecom environment . and have very good concept of IP telephony systems and SIP/IAX/H323 Protocols. IP and SS7 interconnects and technologies. Have completed many projects including College Network design and implementation, fixed line telecom project using ZTE soft-switch. have very good knowledge of securing the networks and servers/workstations and specially telecom systems.

    $22.22 /hr
    0 hours
    0.00
  2. Mikhail Chugunov

    Mikhail Chugunov

    Java Developer

    Russia - Tests: 1

    6 years of web-oriented Java software development. Expert in Spring framework related development. Last 5 years I took part in several enterprise-quality projects in various fields from property insurance to telcos. My objective is to deliver the highest quality for backend applications. Also I have some experience in front-end technologies including Javascript as well as with modern languages and frameworks like Play for Scala

    $11.11 /hr
    0 hours
    0.00
  3. Natalya P.

    Natalya P.

    Java developer

    Russia - Tests: 2

    I am a professional java developer for 10 years and team leader for 4 years. My main projects were for companies of financial sector. The most of them were for top of Russian banks. I am good at understanding the live-cycle of develop. I pay particular attention to the timing of the project. I am responsible come to each project. I am good at reading java code. I have experience in the following technologies: Languages: Java, SQL, PLSQL, Java Script, HTML Technology: Swing, Wicket, ExtJs, Servlets, JSP, JSF, XML, Struts, JDBC, EJB, Hibernate, Spring, JUnit, Maven, Ant Databases: Oracle, MS SQL Application Server: IBM WebSphere, WAS Communiti Edition, Tomcat. Means of team development: Mercurial, SVN, CVS

    $20.00 /hr
    0 hours
    0.00
  4. Igor T.

    Igor T. Agency Contractor

    FULL STACK EXPERT. 5+ years exp. Live projects

    Russia - Tests: 1 - Portfolio: 2

    I'm a professional web developer with a strong mathematical education. I took 24th place at All-Russian Mathematical Olympiad in 2008. My main principals are: ✓ to keep your deadlines (to be working as much as need if need) ✓ to keep code clear ✓ to keep application stable I was working with enough clients. One of them was a Russian bank(I have developed a security inner system for them). Also I was working with market force international group. I know how to have a professional approach to what I'm doing. And my live projects are evidence that I'm pro and my clients are satisfied. So I'm looking forward new interesting suggestions.

    Associated with: ILike

    $30.00 /hr
    1,560 hours
    0.00
  5. Ivan Ivanov

    Ivan Ivanov

    .NET/C#, ASP.NET, XML Schema, XBRL, SQL, Adobe Flex, Python

    Bulgaria - Tests: 6 - Portfolio: 2

    Over 15 years professional in desktop and web application development as senior developer and system architect. Professional in C#, ASP.NET, XML Schema, XBRL, XPath, XSLT, MS SQL, MySQL, Silverlight. Expert in Python, Adobe Flex (Cairngorm), PHP, JavaScript, Delphi. Interested and some experience in Java, Google API, AppEngine and Windows Phone applications.

    $30.00 /hr
    0 hours
    0.00
  6. Lavanya Krishnamoorthy

    MS-ACCESS, MS-SQL, MYSQL, EXCEL,VBA, HTML, VB, .NET EXPERT&WEBSCRAPER

    India - Tests: 8 - Portfolio: 2

    Over the last 8 years, i have developed wide range of Desktop applications and Web applications using VB, Vb.Net, C#, Ms-Access, SQL Server and MY SQL. I also have some experience in AJAX. I am seeking opportunities to build more applications for you or your business.

    $15.56 /hr
    708 hours
    4.83
  7. Gerardo Gaggero

    Gerardo Gaggero

    Senior Web Developer

    Uruguay

    I'm a Senior Web Developer specialized in eCommerce due to the most of the work I have done from 2008 to today have been carting sites. I've a wide experience working over Magento, I have been working over it since Magento CE 1.0.x, in May 2008. Creating sites from scratch, developing specific new features, developing community modules; performing slowened sites; integrating all kind of sites via APIs and developing own webservices to be used by other sites.

    $3.33 /hr
    1,737 hours
    0.00
  8. Anna P.

    Anna P.

    Qa

    Russia - Tests: 1

    Hello to all. I work as Qa more than five years.I carry out manual(ad hock testing, functional testing, component testing, integration testing, system testing, regression testing, usability testing, installation testing, etc.) and automated testing(сreation scripts for automation of testing,сonducting stress and load testing). I have experience of work in the distributed teams. Also I have experience in the development and implementation of the testing process and experience of managing a QA team over a year.

    $15.00 /hr
    59 hours
    0.00
  9. Xupeng Y.

    Xupeng Y.

    Linux system expert / Python developer|China

    China - Tests: 4

    I have 9 years Linux experience, and more than 4 years experience with professional Linux system administration, I am skilled in deploying and maintaining Linux-based services such as: virtualization(Xen, KVM, Vmware, Openvz), LAMP stack and Java stack deployment and management, DNS(djbDNS prefered), openvpn, web server administration(Apache, Nginx), mail server(postfix, popd, imapd). I have great debugging/problem resolving skills with Linux server/services, which can save you much time and money. I am also an experienced Python/Django developer, with more than 3 years commercial projects development experience, I have been working on more than 5 Django based web sites, such as http://www.whattheyplay.com.

    $27.78 /hr
    201 hours
    0.00
  10. Syed Atif Shaharyar

    Syed Atif Shaharyar

    Software Developer

    Sweden - Tests: 1

    I have diverse knowledge and skills of Software Engineering, analysis and development using PHP and Microsoft .Net technologies. I have done BS (Computer Sci., 2006) from Hamdard University, Pakistan and about to complete MS in Software Engineering and Management from Linköping University Sweden and I have more than 2 years of professional experience in Software design and development. Looking forward to have nice and fair business with you...!

    $11.11 /hr
    166 hours
    0.00