Top Upwork Freelancers

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  1. Mauricio Offermann Palma

    Mauricio Offermann Palma

    Computer Engineer

    Chile - Last active: 1 day ago - Tests: 2

    I'm a Computer Engineer , during my career I have worked managing , designing and developing custom web applications for clients of different nature and in many different languages, but definitely my biggest strength is Salesforce APEX. My experience divided into three areas: Project Management We perform planning activities in the short term , while maintaining excellent communication with the customer , give daily reports on the progress of the project which include the activities performed, the problems encountered and the proposed solutions . Application Design Often the technical details make a big difference in implementation , which is why I worry about guiding the client presenting the best solution strategies , considering important issues such as security of information, the application performance , use of resources , the way they behave in the future scenarios with massive data loads or increased volumes of information. Software Development I believe that application development is my strongest skill have much experience in various languages ​​such as Java, C # or Ruby , mainly oriented web solutions , management naturally javascript ( including jQuery ) , CSS , JSP , HTML . Have special ability to manage MySQL , PostgreSQL , SQL Server and more databases. However, the last 7 years I have specialized in developing applications on the Salesforce CRM . These applications include design , process automation , configuration , workflows , validation rules , triggers, Visualforce pages, Apex classes and components . In addition to integrations with other systems using webservices and bulk batch .

    $40.00 /hr
    1,349 hours
    5.00
  2. Nguyen M.

    Nguyen M.

    Salesforce architect, Consultant

    Singapore - Last active: 7 hours ago - Tests: 4 - Portfolio: 5

    With over 7 years as a Senior salesforce developer/architect as well as Salesforce Consultant. I have done 100+ Salesforce Projects across the Global. The ability to understand business requirement and translate to technical design. My salesforce blog: https://manhntbkit.wordpress.com/ Feel free to drop me an email at my google mail: manhnt.bkit@gmail.com

    $55.56 /hr
    58 hours
    5.00
  3. Alex Denisenko

    Alex Denisenko

    Android developer

    Ukraine - Last active: 2 days ago - Tests: 5 - Portfolio: 2

    Hello, My name is Alex Denisenko. In my portfolio you can see there are few programs that I’ve developed. If you’re interested in quick creation, trouble-free performance and extensible of your applications, I will be the best choice for you. I already created apps for Android, and all of my clients was been extremely satisfied, verify this you can if you will see my jobs history. Also I have strong skills in constructions of algorithms( won in regional ACM ICPC programming contest), object-oriented programming and working with third-part libraries( I was work with Facebook API, Flickr API, Instagram API, also used libraries for work with PDF files). I will ensure that I will do your job in deadline. I think that my main advantage is ability to learn quickly. I guarantee that your applications will work in all used versions of Android(sure, if you need that). Apart from my knowing Android, I can programming with C++(with QT if needed), have skills of game and computer graphics programming. Hire me today - you will not regret.

    $20.00 /hr
    177 hours
    5.00
  4. Teddie W.

    Teddie W.

    Mobile App Developer

    Hong Kong - Last active: 1 day ago - Tests: 5 - Portfolio: 4

    Thanks for visiting my profile Over 5+ years, I have worked with swift, java, objective-c, phonegap. I am working as independent freelancer. So I always look forward to a long-term relationship with my clients. This makes me do my best for every project to satisfy them whether it is big or small. -My Expertise * Native application (objective-c, swift). * Phonegap, Cordova, Trigger.io, Appery.io, Crossplatform, Hybrid Mobile application * Google MAP, Bing Map, HTML5, CSS3, jQuery web application * Media query, Bootstrap, LESS, SASS responsive web design. * Angularjs, Ionicframework, Lungo, Kendo UI * PHP and Wordpress, Mysql * Parse.com, Firebase, Node.js * Git, Bitbucket, Github, Jira, Heroku -My Ability 1) I am able to work 50+ hours per week, even weekend. 2) I am able to communicate anytime via mail, skype 3) I can show my work progress every day.

    $33.33 /hr
    273 hours
    4.82
  5. Scott Blaydes

    Scott Blaydes

    Linux/BSD/Unix Systems Administrator.

    United States - Last active: 7 hours ago - 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
    921 hours
    5.00
  6. Konstantin K.

    Konstantin K.

    QA Engineer

    Russia - Last active: 7 hours ago - Tests: 3 - Portfolio: 4

    "Think like a bug, act like a bug, and you will find a bug!" I'm experience with emphasis on Quality Assurance(Manual & Automation testing) with Web based, Client/Server and Standalone applications using tools like SOUP UI, Fitnesse and Selenium WebDriver with strong businesses understanding knowledge. Well versed with QA standards and methodologies and hands-on knowledge of all phases of the Software Development Life Cycle (SDLC). I have some facts which end your search and start your smiles,because you found a required specialist.. • Expertise in creating Test Plans, Test Scenarios and Test cases. Analysis of software documentation from business, technical and functional Requirement. • Experience in Functional testing, Integration testing, System testing, Regression testing, User Acceptance, Black box testing, UI testing, browser compatibility testing, Performance testing in different stages of SDLC. • Expert in Automation regression testing using Fitnesse, Selenium WebDriver. Creating, updating and executing the scripts and tracking the defects, Logging the defects and reporting the defect (bug). • Analysis of testing documentation and requirements with specifying comments for correction. • Strong SQL knowledge for test data verification. • Involved in Estimation Management of efforts of the testing process. • A good team player with excellent time management skills having profound insight to determine priorities, schedule work and management of testing team.

    $14.44 /hr
    428 hours
    5.00
  7. Toni Petrina

    Toni Petrina

    Senior Mobile developer/Microsoft MVP for .NET

    Croatia - Last active: 8 days ago - Tests: 6 - Portfolio: 2

    Math graduate with major in Computer Science. Software developer for more than 12 years. Works primarily on Microsoft stack (.NET, MFC, WPF/Silverlight/WinRT), but also skilled in other technologies like PHP. Likes to work on web/mobile projects and is passionate about game development and graphics oriented development. Speaker at a local and regional conferences and events, passionate blogger and community contributor.

    $44.44 /hr
    29 hours
    4.37
  8. Andrey S.

    Andrey S.

    Server administrator, Backend development, Desktop app devel

    Ukraine - Last active: 1 month ago - Tests: 6 - Portfolio: 5

    More than 7 years experience in linux system administration(CentOS/Fedora/Ubuntu). I have a good knowledge in virtualization systems such as XEN/VMWare/VirtualBox I like work with servers very much and seems it's love me to. I have great experience in linux system and database perfomance analytics and optimizing. More than 10 years C# .NET/mono developer. During this time i developed many desktop applications and applications for task automation and scrapping. In C# i develop my applications for both platforms - Windows and Linux.

    $15.00 /hr
    192 hours
    4.55
  9. Neha Katoch

    Neha Katoch

    Expert Asp.net MVC Developer

    India - Last active: 1 day ago - Tests: 2 - Portfolio: 1

    I am working as a freelance programmer from past few years and I am familiar with various technologies of software development (most of all are .NET based or linked with .NET). I have good experience with database and business logic architecture and developing. I am looking for an interesting job . I have good experience in OOP and System Design,.Net framework developing (WPF,Web Forms, MVC,WCF). I have a strong understanding of C# language and OOPS concepts.I aim to utilize my expertise by helping clients maximize their impact and stature in corporate and global communication as well as to develop a System/Website Application that they may need to make manual Transactions/Work automatically.I am also a fast learner and will love to learn new things and acquire new knowledge. My core competency lies in complete end-end management of a new website development project, and I am seeking opportunities to build websites from the ground up for you or your business. Areas of Expertise : --C# --ASP.NET | MVC --Web Services | WCF | WPF(Silverlight) --MS SQL SERVER --ADO.NET | Entity Framework | LINQ | MS Application Blocks --Javascript | JQuery | Ajax --HTML | CSS | CSS 3 | HTML 5 | Kendo UI -- Sound Knowledge of Core JAVA | Servlets | JSP | C/C++ | MySql | Oracle.

    $18.00 /hr
    463 hours
    5.00
  10. Ulisses Righi

    Ulisses Righi

    Systems Administrator, SharePoint MCSE, Windows Server MCSA

    Brazil - Last active: 10 days ago - Tests: 12 - Portfolio: 5

    Hello! I am a systems administrator and SharePoint Expert with more than nine years of experience in the field. I have worked from start-ups to Fortune 500 companies supporting, managing and administering Microsoft Server products, including Exchange, SharePoint, Lync, Hyper-V and SQL Server. I am a Microsoft Certified Solutions Expert on SharePoint 2013 and a Microsoft Certified Solutions Associate on Windows Server 2012. For five years, I have administered and provided support to Exchange 2007 and 2010, Lync Server, SQL Server 2008 and 2012, Hyper-V, VMWare ESXi, BlackBerry Enterprise Server, Postfix and Apache. My interests are in cloud services and information management. I have also lead a small team on a very complex Lotus Notes to SharePoint 2007 migration project for one of the largest electrical companies in Brazil, which brought me experience on team management and software development. I'm looking forward to help companies achieve their goals through my expertise and excellent work ethic. If you want to have a look at my MCP Transcript, please access https://mcp.microsoft.com/Anonymous//Transcript/Validate and enter the following information: Transcript ID: 781542 Access Code: tsulissess

    $31.70 /hr
    98 hours
    5.00