Top Upwork Freelancers

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  1. Giang Le

    Giang Le

    Full-Stack Groovy/Grails Developer

    Vietnam - Tests: 5 - Portfolio: 3

    Full stack developer with lots of experience in Grails, Java, J2EE, Hibernate, Spring, Struts, SpringBoot. Professional and academic background on architecting and building Multi-Tenant Software as a Service. I am a member of jcabi team. jcabi is a collection of small and useful Java components, which are not big enough to make their own projects. (http://www.jcabi.com/) I am also proficient in making bots,web crawlers, email scrapers , automation tasks based on selenium web driver/htmlunit and jsoup. I have been heralded as the "bot master" by various clients I have worked with due to my outstanding performance in automation jobs. My skill sets include: * Languages: Java, Groovy, SQL, C, Ruby, CSS, HTML, JavaScript, PHP * Frameworks Grails, Bootstrap, Ruby on Rails, Hibernate, Hadoop, Spring, SpringBoot, YII, Laravel * Libraries/APIs Java Collections, jQuery UI, jQuery, JAX-RS, Google Gson, JavaMail, Amazon API, Asterisk-Java, Selenium, HTMLUnit, Jsoup * Databases: - Relational: Mysql, PostgreSQL, Oracle, DB2; - NoSQL: Redis, Memcached, SimpleDB; In my case, I enjoy working with small businesses and individual decision makers to provide architectural and custom business solutions that help my clients resolve mission-critical problems, grow their business, and improve their revenue stream and profitability.

    $33.33 /hr
    6,121 hours
    5.00
  2. Vladimir Fedorov

    Vladimir Fedorov

    Flash & Flex developer

    Russia - Tests: 6 - Portfolio: 29

    Last 7 years I work with flash and flex. I remember time then flash was on AS1 without any OOP )) I'm professional in AS1/2 and AS3, mxml. Also I love to work with video streaming, live video. I have great experience working with RED5, wowza, FMS. Aslo I can handle server-side of development. I know java, php, MsSQL, ASP.NET. Can well-format HTML (include HTML5) and javascript.

    Groups: Yahoo Web Hosting Designer

    $33.33 /hr
    16,568 hours
    4.73
  3. Manoj P.

    Manoj P.

    SharePoint & Office 365 Consultant (MCTS, MCP in SharePoint, Master)

    India - Tests: 2 - Portfolio: 6

    Over the last 9.5+ years, I have been working across different Microsoft technologies & the SharePoint Server (SPS 2003, WSS 3.0, MOSS 2007, SharePoint Server2010, SharePoint Foundation Server 2010, SP 2013 & Office 365) using C#, ASP.NET(2.0 to 4.5), ADO.NET. I have more then 1500+ hours experience on ODesk for a challenging works. Organizational Experience : - I have got vast experience of working for big IT software companies to the start-up like environment where I have contributed massively to the project and delivered complex projects from the scratch. - I have been building n-tiered systems, Object Oriented applications, Windows/Web based systems and enterprise collaborative platforms using Microsoft technologies. - I have more then 5+ months experience at client side (USA). Technical Expertise: SharePoint Technologies : SPS 2003, WSS 3.0, MOSS 2007, SharePoint Server2010, SharePoint Foundation Server 2010, SP 2013, Project server 2007 , Office 365 Operating Systems : Microsoft Windows Server 2000/2003/2008 R2/2012 Version Control : VSS, Tortoise SVN, TFS Languages : C#, C++, Java Script, HTML, XML, PL/SQL Web Technologies : ASP.NET, XML, DHTML, HTML, CAML, SharePoint Designer 2007/2010/2013 Component Technologies : Web Services, SOAP, REST, Client Object Model Databases: SQL Server 2005/2008/2012 Other Microsoft Products: MS CRM, MS GP 9.0

    $27.78 /hr
    1,854 hours
    5.00
  4. Farhan Anjum

    Farhan Anjum

    Senior Web Developer/Architect - C#, MVC, Jquery, SQL, HTML, CSS

    Pakistan - Tests: 5 - Portfolio: 40

    Over the last 8 years, I have developed a wide range of websites using ASP.NET, C#/VB.NET, MVC, Entity Framework, AJAX, SQL Server, MySQL,HTML, CSS and JQuery including sites for start-up companies, medium level organizations and small businesses.I have also developed Desktop application including some Mega Applications. My core competency lies in complete end-end management of a new website development project or Software and I am seeking opportunities to build websites/Software from the ground up for you or your business. I also have experience in the following area(s): Web Services, Web API, WCF, SOAP, XML, JSON, MongoDB, DOM and Javacript

    $27.78 /hr
    4,490 hours
    4.96
  5. Oleg Vakheta

    Oleg Vakheta

    Go/Golang/Perl/MySQL/JavaScript Developer, Linux Administrator

    Ukraine - Tests: 9

    I love Go, Perl and Linux )) Have more then 7 years experience in Perl developing, more then 2 years in Go and I'm also passionate Linux administrator. Now I'm concentrated in developing for Web, using Go, Perl+fastcgi+nginx. I made many parsers, system scripts, web systems. My main directions in work: - Go (Golang), Revel, Martini, pure "net/http" for handling routes; - Perl developing ( web systems, scrapers/parsers, system scripts ); - Web developing, using: Perl, Javascript, Jquery, Ajax, HTML, CSS; - Linux administration; - MySQL server and queries optimization for high loading systems; - PostgreSQL - queries optimization, writing functions, triggers; - security audit; - SEO. I am open for new knowledge and critique.

    $27.78 /hr
    1,605 hours
    4.62
  6. Tanmoy S.

    Tanmoy S.

    Web Developer | Android Developer

    Bangladesh - Tests: 13 - Portfolio: 2

    Greetings. I'm basically a programmer working with Web & Android application development over 8 years. I've strong knowledge on OOPHP/MySQL/MongoDB/JavaScript (jQuery)/Node.js and CMS on those like WordPress and Joomla. For MVC, I work with PhalconPHP and Laravel. I developed at least 600 WordPress based website which included different themes, plugins, custom themes & plugins development, custom field/meta/taxonomy/cron etc. Using Laravel & Phalcon, I developed more than 100 high-end applications. I'm very skilled in REST API based projects. I develop API as well, JSON/XML or SOAP whatever needed. I'm working as an Android and iOS developer since 2011. I'm highly skilled in SQLite Database, HTTP/Socket connection, File, Media, In-App Purchase, Google Play Licensing, Camera, Location, Sensors etc. based projects. I use Java for Android Development, Swift for iOS. I'm an expert in managing servers. CentOS (Mainly any RPM based distros) and Debian is my first preference. Hence I prefer Nginx for performance. Mongodb for large application server. in AWS services like Beanstalk, Private Cloud, Amazon SES, EB Storage, Route 53, RDS, Amazon DynamoDB I've excellent knowledge. I deployed over 50 application in AWS EB. For my expertise, dedication and hard work, I always got great feedback from client. What you're still waiting for? Just hire me to get your project done.

    Groups: Application Developers Alliance, AWeber...

    $33.33 /hr
    1,706 hours
    5.00
  7. Paolo Calvi

    Paolo Calvi

    Django Specialist and Senior Web Developer

    Brazil - Tests: 2 - Portfolio: 6

    I love to develop in Django. I can define myself a Senior Programmer and a Technical Leader, specialized in projects that uses Python/Django as backend and Angular JS as frontend. The two frameworks connected through methodologies like RESTful calls, Websocket (socket.io) or traditional HTML server side rendering. As corollary I have robust knowledge of Linux servers management and Python application environment deployment. My particular experience makes me capable of autonomous development on small projects plus a great integration skill with teams on larger ones. An in depth knowledge of all development problematics makes me a competent Project Manager and technical advisor. ✎ Languages & Frameworks - Python : Django - PHP: Yii ☉Databases - PostgreSQL - MySQL, - SQLite, - MongoDB ☺ Frontend - Javascript, JQuery, Angular.js - HTML, CSS - Twitter Bootstrap ♨ Servers - Amazon EC2 - Heroku - Linode - Gentoo - Ubuntu - Fedora Core

    $27.78 /hr
    4,014 hours
    4.28
  8. John Paul De Silva

    John Paul De Silva

    Experienced Customer Service/Technical Support Specialist

    Philippines - Tests: 5

    As a bright ambitious person, I enjoy working in a fast paced, highly motivating position where I can assist others while challenging and expanding my knowledge and understanding of the task at hand. I am seeking a position that will utilize my skills and offer the chance for advancement as well as allow me the opportunity to gain additional skills and experience.

    $5.00 /hr
    7,105 hours
    5.00
  9. Nelson Trujillo

    Nelson Trujillo

    Web Developer

    United States - Tests: 11 - Portfolio: 19

    Providing useful and meaning service to customers with their projects; you have a small or big project, I have the knowledge to complete the assigned task or the skills to find the answer somewhere else, but the job will be done. Self managed and resourceful, able to manage a web development from design all the way to delivery and after sale customer support.

    $30.00 /hr
    7,249 hours
    4.99
  10. Alexander A.

    Alexander A.

    Professional IOS and AS 3.0 developer

    Japan - Tests: 3 - Portfolio: 21

    Over 8 years I work with actionscript 3.0 and IOS SDK. At this time I've explored many possibilities of these platforms. I created wild range of various applications. Now I'm seeking opportunities to apply my knowledges and execute contracts on a mutually advantageous basis. I work as an independent developer and create all supported materials, design and 3D animation myself. I am experienced in Xcode, Adobe software, Autodesk Maya, Cinema 4D etc.

    $27.78 /hr
    2,935 hours
    4.94