Top Upwork Freelancers

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  1. Ofir Vaknin

    Ofir Vaknin

    Business & Data Analyst (Data Storyteller)

    Israel - Tests: 2

    Areas of Expertise * Collecting, controlling and analyzing complex data sets, in support of senior management and internal customers. * Developing, maintaining databases and corresponding Dashboards. * KPI development, implementation and controlling. * Performing process analysis in liaison with end-users. * Design, develop and implement share point based systems Excellent proficiency in: data analysis, data visualization, data mining, systems analysis, process design, database design and implantation, data warehousing systems, training development. BA Management & Logistics - Bar Ilan University, Israel

    $40.00 /hr
    924 hours
    5.00
  2. GM Roland Agreda

    GM Roland Agreda

    Linux System Administrator

    Philippines - Tests: 2

    Hello, Equipped with years of experience, dedication, knowledge and expertise, i am confident i can be of great value to your company. I am very good at Wordpress and able to design/build and maintain a website, also do some SEO I have enough work experience with linux server, networking and system security, 8 years of experience with linux servers, i'm expert on push scripts, sandbox to production file push, and data retrieval, my previous job was senior system administrator to a bit-coin mining company. I have many experiences with web-hosting company and launching 3-5 sites daily, i am well experienced in WHM/Cpanel/WHCMS and DNS, i have knowledge with wordpress and drupal, and mail configuration MX settings. I love doing server maintenance, and i am available 24/7, i am used to using a staging system is to have a staging and production site, i am well experience on that method, last time i have program a cron job script to push the dev files to sandbox every 4hrs, the developer working on the dev site and no need to FTP to send to sandbox, i had it automatic push, then when the files is on Sandbox QA check the files before manually push to production server, also "manual push" but server side click only 1-2 sec done... Database and Files....

    $6.67 /hr
    179 hours
    4.98
  3. 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
    1,384 hours
    4.89
  4. Zhuhriansyah R.

    Zhuhriansyah R.

    Web Technology Programmer

    Indonesia - Tests: 5 - Portfolio: 2

    I'm a professional programmer. Experienced as technical software development leader for +10 years. Excellent at web technology and mobile web platform. I'm a fast learner, hardworking, strong analytical, and good problem solving. I had good educational background and expertise to solve problem with non algorithmic approach, such as artificial intellegence methods, indexing, and others. Experience on Yii, Laravel, HTML5++, Cordova, AngularJS, Ionic, Delphi, Android, iPhone

    $15.00 /hr
    53 hours
    5.00
  5. David S.

    David S.

    Seasoned Enterprise Developer with Web Emphasis

    United States

    I'm here to write code and chew bubble gum, and I'm all out of gum. I'm a developer who has tackled pretty much everything in the realm of business needs. I can deliver on-time, unit-tested, future-proof, scalar code that won't have to be re-written. I've written code for some of the big boys, including Siemens and Volkswagen.

    $49.99 /hr
    789 hours
    5.00
  6. Darryl K.

    Darryl K.

    Darryl K. Java SE, EE and Android developer

    France - Tests: 2 - Portfolio: 5

    I'm a JAVA EE Engineer working in Paris, France. As a developer, i use intensively the JAVA technology in almost all my works from shell application to Enterprise Application using JSF, EJB, Spring, Struts and Liferay technology. Beside my favorite technology -JAVA- i also use Pascal Object, C#.NET 4 and C/C++. For web technology, i used to work with PHP and JQuery. I publish some of my personal projects on my website : http://www.darrylsite.com/

    $20.00 /hr
    353 hours
    4.98
  7. Uladzimir L.

    Uladzimir L.

    Fullstack javascript developer

    Belarus - Tests: 3 - Portfolio: 1

    Hi! My name is Uladzimir and I'm reliable and highly skilled fullstack javascript developer with over 5 years of experience in IT and more than 2 years in javascript. Right now my main focus is: - Frontent: AngularJS(code contributor), Backbone.js, React.js - Backend: Node.js, io.js - Mobile development: Cordova/Phonegap, Ionic framework As well I took part in architecture development of several distributed, scalable and high-loaded solutions like credit history management system and airfare search engine. In my free time, I like to work on my own projects, that's why I can give you some advice for your product. I always try to keep my hand on the pulse of technologies and play with some not mainstream technologies like Scala, Golang etc. I look for new challenges and great opportunities to design and develop different projects. I always try to keep my customers happy. I do opensource a bit. You can check out my github account: https://github.com/lugovsky As well you can check out my LinkedIn profile: https://www.linkedin.com/profile/view?id=301319723 Feel free to contact me, you won't regret :).

    $55.56 /hr
    198 hours
    4.98
  8. Andrei S.

    Andrei S.

    Senior Front-End Developer

    Belarus - Tests: 8 - Portfolio: 2

    Software Developer with 6+ years in IT with a focus on Front-End development. - Solid knowledge of Javascript and HTML. Experience in various JS frameworks like jQuery, Knockout, AngularJS, WinJS - Strong knowledge of .NET platform and MS technology stack. - Experience in building modern applications based on AngularJS, Twitter Bootstrap and ASP.NET Web API - Experience in building distributed systems based on NServiceBus framework - Experience in Agile and Scrum methodologies, TDD and BDD practices - Microsoft Certified Application Developer Specialties JavaScript, Dojo, JQuery, HTML5, CSS3, RequireJS, Ajax, Windows 8, C#, .NET, ASP.NET, ASP.NET MVC, Dapper, Entity Framework, Selenium, LINQ, SQL Server, Web Services

    Groups: Microsoft Certified Professionals

    $14.00 /hr
    852 hours
    4.99
  9. Kostia B.

    Kostia B.

    Python developer

    Ukraine - Tests: 4

    Over the last 5 years I've studied Computer Science at Kyiv National Taras Shevchenko University. During this time I took part in a final and a semifinal of All-Ukrainian Student ACM Olympiad, two finals of All-Ukrainian Programming Contest (one of them I won). Worked as an outsourcer for one German company for one year. My obligations were to develop XQuery/XPath scripts for a big framework, based on Web-Harvest. Also I have prepared a number of presentations for talks on scientific and introductory Python.

    $22.22 /hr
    3,312 hours
    5.00
  10. Alex Vanov

    Alex Vanov

    Just done it

    Russia - Tests: 13 - Portfolio: 1

    [no skype interviews, no online tests and example jobs, etc, but just code, deeds and fulfilments] I have 7+ years Python experience (and some java, tcl, javascript, but prefer python strongly). I'm good in developing and creating complex web architectures, various APIs handling and creation, data processing (xml/html/xpath/custom formats), web crawlers and data miners, python-based services, e.t.c. I have developed a wide range of websites using Python with Django/Flask, and Google App Engine including sites for B2B solutions, startup companies and small but growing businesses. Also i have experience in the following areas: Storage Area Networks, backup solutions, applications clustering, SQL, os administration, shell scripting, software design and testing, but atm this is only a background, cause of I love Python coding. I'm a reliable and responsible programmer, so am I seeking opportunities to help and support Your business.

    $25.00 /hr
    519 hours
    4.94