Top Upwork Freelancers

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  1. Nazar Kuliyev

    Nazar Kuliyev

    Web Dev (node.js, RoR) - overall 15 years experience as programmer

    Kazakhstan - Tests: 14 - Portfolio: 11

    Looking for interesting projects. 7+ years freelancing. 30+ projects done or assisted. Last 4 years mostly RoR experience. May fix/adjust/add features to your existing Rails app. I'm in asia (GMT +6), but may overlap with your working hours for at least 2 hours per day (skype, voice/webcam possible). I don't do graphics design, but can implement front end from blueprints (PSD). My skills include: ruby (Ruby on Rails), js (jQuery, backbone), HTML5, CSS3, git (github, bitbucket), heroku, ssh (managing linux servers AWS, Digital Ocean), mobile development (Phonegap), issue trackers (asana, github) Working environment: OS X, Ubuntu, Windows

    $22.00 /hr
    2,366 hours
    4.99
  2. Bassem Fawzy

    Bassem Fawzy

    Senior Web and Software Developer

    Egypt - Tests: 5 - Portfolio: 2

    For about 6 years of full time positions, I have worked on a variety of projects mainly using C#, ASP.net, sqlserever,PHP,Wordpress,MySql, html,xml, javascript and ajax and Jquery along with some VB.net. The projects I worked on included E-commerece (paypal, moneybookers, authorize.net) , corporate websites, search engines and many utility tools for internal use. I also got SEO knowledge and experience. Aside of my full time positions I have been doing freelance work from time to time both to make use of expertise and earn more extra money. Having quit my full time job , I have lots of time available to use my lots of gained expertise and my passion for development and hence am available as a freelance developer with lots of hours to use along with ease and guaranteed communication.

    Groups: Microsoft Certified Professionals

    $16.67 /hr
    2,773 hours
    5.00
  3. 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
    1,130 hours
    5.00
  4. Alex Hong

    Alex Hong

    iBeacon, Bluetooth, BLE, GPS, Chat Expert for iPhone & Android

    Hong Kong - Tests: 5 - Portfolio: 6

    I have 4 years experience of mobile app development both of iOS and Android. Specially I have rich experiences of iBeacon/Beacon and Bluetooth. I have developed many apps related to iBeacon/Beacon or BLE, in the meantime, I could get ability for developing any apps related with it. I am fascinated by iBeacon/Beacon, and have got confident that I can do anything about it. With this background, I can say that I am an expert of iBeacon/Beacon and Bluetooth/BLE. I want to work with the companies that produce bluetooth devices including iBeacons/Beacon, BLE or other wearable device, and clients who want to build systems and apps using these devices. I'll make mobile applications such as iOS/Android apps and web server which are needed for these companies and clients. I will do my best to satisfy clients.

    $44.44 /hr
    1,054 hours
    4.94
  5. Khoa Nguyen

    Khoa Nguyen

    Senior Winform, WCF, ASP.NET, Extjs, SSRS / RDLC, Telerik, DevExpress

    Vietnam - Tests: 2 - Portfolio: 3

    Experienced with technologies and frameworks: - WinForm with C#, VB.NET, DevExpress, Telerik UI libraries - ASP.NET (MVC) with ExtJS, Ext.NET, jQuery, Kendo UI, and DevExpress - WCF, Web API, Entity Framework - SSRS / RDLC reporting - MS-SQL Server / T-SQL Typical past projects: 1. Online CRM system: A web-based application designed to function as an online CRM system for organizations operating funds in managing fund allotments, transfers, reinvestments, and distribution. Not only for fund management but the CRM also provides core functionality to allow plugin other modules such Contract management, Project management, etc. Technologies used: - ASP.NET 4.5 (C#) - Entity Framework 6.0 - WCF Service providing REST API - Extjs 4.0 - RDLC report technology - MS SQL Server 2012 2. Waterfall calculation web-based application: A web-based application designed to perform complex waterfall calculations for alternative investment funds. Specifically the application automates the Carried Interest Calculation (Calc) which is used to determine the fund manager’s compensation in regards to the profits of the fund. Technologies used: - ASP.NET 4.5 (C#) - jQuery, jgGrid - MS Reporting Service - Microsoft Enterprise Library - MS SQL Server 2012 3. Insurance claim handling: A desktop application to handle insurance claims. The system was developed using VB.NET, Entity Framework, and DevExpress with a lot of T-SQL coding via stored procedures. Technologies used: - VB.NET - Entity framework - DevExpress - MS SQL Server 2012

    $16.67 /hr
    1,410 hours
    4.89
  6. Mashhood R.

    Mashhood R.

    Fullstack Developer - Javascript, Angular, Node, Scala, iOS

    United Kingdom - Tests: 6 - Portfolio: 12

    Thanks for stopping by. I am Mashhood and I like to spend my days thinking up effective solutions and writing code to implement them. These days I am busy building applications with Scala, JavaScript, Node.js & AngularJS. I enjoy technical challenges and love to be involved in all stages of product development. My ideal collaborator is an early stage startup looking for serious development creds. I graduated from University College London in 2012 with a bachelors in Computer Science. I have worked for several venture funded startups both onsite (California and London) and remote. I have been professionally developing for 7 years. I am a TDD believer and prefer use it whenever possible. I use version control for all of my projects and am a big fan of automating tedious tasks and use grunt and bower in all web development projects.

    $50.00 /hr
    1,201 hours
    5.00
  7. Sergio Bruccoleri

    Sergio Bruccoleri

    Developer,Translator,Project Manager & Moderator

    Italy - Tests: 3 - Portfolio: 2

    Hello, My Name is Sergio Bruccoleri and i'm a Developer for Windows Platforms, Translator, Project Manager and Moderator for Communities I'm able to speak English and I'm native Italian. In the Windows Phone Store, I Already have an Application published by me and my Dev group called Quotidiani Italia (Available in Italy and Outside). My Dev skills are : CMS,PHP,HTML,Java,Visual Basic,C# I'm capable to work with many CMS like Joomla and Wordpress. I Work as Translator and i'm able to translate from English to Italian and From Italian to English, i'm speak english fluently. I'm able to speak and write in Italian. I'm native Italian. I Already worked here in oDesk as Project Manager and Moderator for a Social Network. But i have experience as Translator for projects related to Technology and not.

    $7.78 /hr
    1,457 hours
    5.00
  8. Piotr C.

    Piotr C.

    Experienced web developer (Python, Postgres, Unix)

    Poland - Tests: 5

    Experienced web developer and unix administrator. My best skills include: * good team communication and project management * agile web development using Python and relational databases * deep knlowledge of web applications security * freeride snowboarding ;-) * RESTful and SOAP webservices * unix systems administration (FreeBSD and GNU/Linux) * profiling and optimization of applications

    $35.00 /hr
    1,922 hours
    5.00
  9. Saul H.

    Saul H.

    Java/C++/.Net Software Engineer/developer/integrator/consultant

    Venezuela - Tests: 3

    Knowledge Areas and skills Custom Software Development, POS, intranet system, administrative systems and integration with intelligent software solutions consolidate, organize and centralize amount of information located in different divisions and departments, so that executives make decisions about payments, suppliers , prices, materials management, promotions, etc. Algorithms and programming skills, strong knowledge of C/C++ and Java. Strong knowledge of data structures, strings, sorting, arithmetic and algebra, combinatorics, number theory, backtracking, graph traversal, Algorithms for graphs, dynamic programming and computational geometry. Accounting area, experience in handling all movement of materials between stores and shops, all the accounting related to its retail. Point of sale Area, experience with integration between POS software and label printers, fiscal printers, barcode readers, fingerprinter and keyboards for point of sale. Oriented Object Programming and Low-level: exprienced in Java and C/C++/C#. QT libraries and Visual Basic. Scientific Programming: Matlab. IDES: Intellij Idea, Eclipse, Netbeans, Kile, Quanta. Servers: Apache-Tomcat. Functional Programming and AI: Haskell and Prolog. Database: MySql Oracle, Postgres, SQL Server and FoxPro. Web Development/Frameworks: Php, Struts, Vaadin, ZK, html and css.

    $30.00 /hr
    1,821 hours
    5.00
  10. ZhouChe Lin

    ZhouChe Lin

    Top iOS / Android Developer

    Singapore - Tests: 4 - Portfolio: 4

    *2000+ Hours Veteran on Upwork* * Member of exclusive TOP RATED mobile developers group* I'm proudly saying I am the one of best developers in the fields of iphone / android mobile applications and games. I am very strong at Objective C, SWIFT, Java, Phonegap / Xamarin, PHP / Javascript, NodeJS. I have rich experience in social applications for mobile devices, geo-location service, real-time messaging, Parse framework, Crashlystics, mobile games using cocos2D, cocos2dx, Unity3D. I have developed 10+ social applications, mobile games, POS applications for certain companies, emergency-purpose applications, shopping & lifestyle applications with In-App payment features. I have almost all sorts of devices including iPhone 4s, 5s, 5c, 6 Plus, iPad Air, iPad 3, iPad mini, Google Nexus, Samsung Galaxy S5, S4, HTC One. I always pursue long-term relationship with great clients. I am happy to help you here. Imagine what nobody knows, Make it everybody can see. Just do it with me, and enjoy the Power of Idea. Best, Zhouche Lin.

    Groups: Application Developers Alliance

    $55.56 /hr
    2,244 hours
    5.00