Top Upwork Freelancers

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  1. Andriy P.

    Andriy P.

    Senior Software Engineer (Ruby, Ruby on Rails, JavaScript, AngularJS)

    Ukraine - Last active: 16 hours ago - Tests: 9 - Portfolio: 4

    Have 10 years of commercial software development experience. 6 years, I work with Adobe Flex 3/4 and AIR technologies. Using MVC, design patterns, PureMVC / Caingorm / Mate / Robotlegs frameworks, strong knowledge of performance issues solving, memory leaks, working with large data sets in Flex, custom components development, spark skinning. Last 4 years, I work as senior Ruby on Rails engineer. Using Ruby, Ruby Rails, Javascript / Coffeescript, CSS / SCSS, HTML5 / HAML, Bootstrap, Backbone, AngularJS, Handlebars, jQuery, Ajax.

    $38.89 /hr
    2,392 hours
    4.91
  2. Brad R.

    Brad R.

    MCITP, MCSE, Virtualization, Network Engineer/Mangr, Writer

    United States - Last active: 18 days ago - Tests: 3 - Portfolio: 1

    Experienced Technology Leader, Implementation Manager, Change Agent and MCSE/MCITP. In-depth knowledge of IT systems and operations, project management, large-scale system implementations and information security with over twelve years with hands on experience as an Enterprise Administrator and Network Manager in NT, 2000, 2003 and 2008 environments. Extensive experience in Server Virtualization including VMware and Hyper-V integrated with HP and EMC SANs. Practiced understanding of Exchange, Lync Server 2010, Fortigate UTM devices, Active Directory, PKI and DFS. Five years of experience as a corporate Microsoft/Certification trainer and serving as an MCSE/CCNAinstructor for technical schools, colleges and corporations such as AT&T; and Comcast Cable. I have created course curriculum for two online schools. I am extremely proficient in Server 2012 and 2008, including Server Core edition, Hyper-V, Fortinet, VMware, Procurve, HP and EMC SANs, Active Directory, Exchange, SQL, Procurve switches and many other technologies. I have been highly involved in server virtualization for seven years and am proficient in both VMware and Microsoft Hyper-V. I am also a professional writer and have contributed to several white papers and authored published articles in professional journals. Have also written and reviewed test questions for IT professional certifications. I am looking for other opportunities to supplement my work load. My Microsoft Profile can be accessed by this link: http://www.mcpvirtualbusinesscard.com/VBCServer/brad.rudisail/profile For more information on me go to www.bradinthecloud.com

    Groups: Microsoft Certified Professionals

    $34.94 /hr
    1,818 hours
    4.96
  3. Gabor L.

    Gabor L.

    WordPress and Responsive Design Specialist, UX/UI Designer

    Czech Republic - Last active: 16 hours ago - Tests: 5 - Portfolio: 12

    Responsive web design, Mobile First approach, Parallax scrollers and sliders. WP Settings and WP Customizer APIs. Nice and effective layouts. Anything you can imagine with Wordpress, general front-end development and web design... I am a WordPress specialist, and also a web designer and developer, experienced in (X)HTML/HTML5, CSS2/CSS3, PHP/JavaScript/MySQL, Adobe Creative Suite CS6 and various other web development related applications and softwares. I am passionate about the work I do and enjoy creating innovative user interfaces, back-end features and functionalities. Over the last 10 years, I have developed a wide range of websites using (X)HTML, CSS, PHP, JavaScript and various JS libraries, and MySQL - including websites for startup companies and small businesses. My core competency lies in complete management of a new website development project from the wireframe phase to the final tests and site launch, and I am seeking opportunities to build websites from the ground up for you or your business. I am also a follower of web-standards, usability and cross-browser compatibility guidelines.

    $55.56 /hr
    4,581 hours
    4.97
  4. Joanna D.

    Joanna D.

    Experienced Developer: C# .NET,WinMobile/Forms,ASP.NET,LINQ, SQL

    Trinidad and Tobago - Last active: 2 days ago - Tests: 10

    I have a wide range of Software Development and IT experience covering all stages of the project life-cycle; end-end process and requirements analysis, through to implementation and customer support. My development background includes 12 years experience in C (3 in C++) on both Unix and Windows, 5 years in Web-development (mostly C#, ASP.NET, JavaScript), 10 years in database development and administration using Microsoft SQL Server/T-SQL, 7+ years in .NET and C#. I have a Master of Science in IT in 2009 and a BSc.in Geology. I have thirst for knowledge and am constantly learning new skills! Currently, and for the past 6 years my focus is on C# and .NET development, notably: -- Windows Mobile/integrated WinForms Desktop Business Applications using .NET Compact / SQLCE on WiFi-enabled devices(e.g. RFID/Barcode scanners) -- database-driven web applications using ASP.NET, WebForms/MVC, Ajax, LINQ-SQL I am a logical and analytical thinker - and a bit of a perfectionist (!) - who is dedicated to providing quality solutions; when the client is happy with the results I produce, I am happy. My varied experience in IT supports well my natural diagnostic ability and love of problem-solving; I enjoy devising innovative methods/algorithms to improve efficiency and performance. My areas of interest include: anything related to science, AI, SOA and client-server architecture solutions. http://tt.linkedin.com/in/jayd2010

    Groups: Application Developers Alliance

    $33.36 /hr
    1,857 hours
    4.88
  5. Stanislav M.

    Stanislav M.

    Alfresco / Liferay / J2EE (Java) Senior Developer

    Germany - Last active: 13 days ago - Tests: 3

    I'm a great professional with 7+ years of real experience in Java-Web field. Reliable and goal-oriented I'll make your work done in a fast and high-qualified way. Key areas: J2EE; Alfresco 4.x - 5.x (Share Customization, Surf, Webscripts); Liferay Portal Customization; Activiti Workflow Engine; Spring Framework; WebServices (REST, Jersey, ...); ORM (JPA, Hibernate); My professional Liferay/Alfresco developer blog: http://www.soft29.info/blog

    $33.33 /hr
    1,566 hours
    4.99
  6. K thomas L.

    K thomas L.

    Analog and Digital Designer - Over 20 yrs. Exp.

    United States - Last active: 10 days ago - Tests: 2 - Portfolio: 1

    Experience in small signal analog design, sensor interfacing, signal conditioning, sensor applications, data capture and analysis, digital design, microprocessors and small FPGA based systems. I have over 20 years experience developing ideas and bringing them through the design process to a finished product. I develop entire systems, including power, mechanical, optical, and software aspects. I excel in small, innovative designs using new technology. I design for durability and dependability coming from a background of experience in designing for harsh environments, high volume production lines, medical, and space applications. I have design experience in serial communications, optical systems, rf communications, programming, DSP hardware and software design, PC board design and technical writing. I offer my services to take your idea and bring it all the way to production, or to fill any need in the process. I am also available for consulting, helping you to refine your ideas into something that is both manufacturable and functional.

    $70.00 /hr
    2,533 hours
    5.00
  7. Humayun H.

    Humayun H.

    Expert iOS Dev

    Pakistan - Last active: 9 days ago - Tests: 3 - Portfolio: 6

    I'm an iOS developer skilled with all the tools required for the art of creating marvelous Apps. I have a passion to create wonderful and eye-catching Apps that appeal to both the users needs and senses. Having a Computer Science background, the basic blocks of designing and development come as second nature to me and that combined with my avid interest in exploring new techniques and technologies makes me someone you can count on to deliver quality products.

    $60.00 /hr
    1,454 hours
    5.00
  8. Simeon Kartov

    Simeon Kartov

    Senior UI/UX Designer

    Bulgaria - Last active: 2 days ago - Tests: 11 - Portfolio: 37

    SENIOR UI and UX DESIGNER | Interaction DESIGNER | WEB DESIGN | BRANDING and Identity Photoshop Guru / Illustrator Master / 3D enthusiast / Photography lover. Pedantic attention to details. From concept to final product design, branding, planning services and prototyping. Skills: 1. UI/UX Design. 2. Web Design. 3. Applications Design 4. Mobile applications Design 3. Planning, Wireframing 4. Prototyping 5. Logo/Branding 6. Print Design 7. 3D Rendering 8. HTML - beginner 9. CSS - beginner 10. Java Script / jQuery - beginer 11. Bootstrap - beginner Software I Use: 1. Adobe Photoshop 2. Adobe Illustrator 3. Adobe inDesign 4. CorelDraw 5. Cinema 4D 6. Axure RP - interactive prototyping 7. Adobe Edge Reflow - responsive website simulations I'm available for all kind of small or big projects. I prefer to work full time and create next big product. If your next project includes something like: Planing > Sketching > Brainstorming > Low fidelity wireframes > High fidelity wireframes > Prototypes > Pixel perfect final Renderings , please contact with me. Personal Portfolio: http://simeonkartov.com/ Behance Profile: https://www.behance.net/skartov Thanks!

    $38.89 /hr
    6,062 hours
    4.99
  9. Muhammad Asif

    Muhammad Asif

    Wordpress | Wishlist Members Expert | DAP Expert | OP.2.0 Expert.

    Pakistan - Last active: 2 days ago - Tests: 4 - Portfolio: 19

    I am expert in building websites using: Wordpress, Php, MySql, HTML/CSS, Technical Customer Support Management, Joomla, Woo Commerce, Wishlist members, Digital Access Pass (DAP), Optimize Press 1.0 and 2.0, Genesis Framework, Woo Framework.. Cloning and migration. Integration of 1shoppingcart, Premium Web Cart, 2co, Paypal Clickbank. Customization of: Aweber, MailChimp, GetResponse, IContact Form and setting up. I am a quality communicator and deliver project in time so far throughout the Odesk history. I have earned certificate for Woo Commerce sites setup and Creation and Managing Responsive templates.

    Groups: Bluehost Developers and Designers

    $56.00 /hr
    4,603 hours
    4.99
  10. Charlie C.

    Charlie C.

    Google AdWords Certified Partner

    United States - Last active: 1 day ago - Tests: 2 - Portfolio: 5

    A boutique online advertising agency specializing in the Google AdWords and Bing Ads networks. As a Google AdWords Certified Partner, By PPC practices cutting edge paid search strategy and management for clients of all sizes across many industries. Core services and training include: * Campaign set up and optimization * Re-marketing to site visitors * AdWords Editor expert * Conversion tracking * Geographic targeting * Quality score expert * Google Analytics * Google AdWords Certified Partner * Google Search and Display advanced * Campaign optimization * Bing/MSN Ad Center and Yahoo! expert

    $35.00 /hr
    3,280 hours
    4.98