Operating Systems Development Freelancers

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Operating Systems Development Job Cost Overview

Typical total cost of Upwork Operating Systems Development projects based on completed and fixed-price jobs.

Upwork Operating Systems Development Jobs Completed Quarterly

On average, 5 Operating Systems Development projects are completed every quarter on Upwork.

5

Time to Complete Upwork Operating Systems Development Jobs

Time needed to complete a Operating Systems Development project on Upwork.

Average Operating Systems Development Freelancer Feedback Score

Operating Systems Development Upwork freelancers typically receive a client rating of 4.62.

4.62
Last updated: July 1, 2015

Popular Operating Systems Development Searches

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  1. Bejay Alvinez

    Bejay Alvinez Agency Contractor

    Ebay Guru / Amazon Specialist / Exec. Asst. / QA Manager / Typist

    Philippines - Last active: 1 day ago - Tests: 6 - Portfolio: 11

    I have been an independent contractor on oDesk for the last 4 years. During that time I have had the opportunity to work on a variety of projects, both short and long term. Some of my oDesk work experience includes Ebay and Amazon Management, Website Product Upload, Data Entry & Research, Record Keeping, Administrative Support, Ad Posting and Marketing Analysis, Sales, Real Estate and Shipping & Receiving. Before I started my career on oDesk I had previous experience as a Supervisor and Manager for an Outsourcing Data and Call Center companies, Financial Analyst, Quality Control, Data Management, and various areas of Documentation and Administration. Computer and internet savvy, fluent in English (written & verbal), able to meet deadlines, detail oriented and I'll admit I am a bit of a perfectionist. My goal is to provide buyers with accurate, timely and complete work at rates that are both reasonable and affordable. Seeking a career of the above mentioned expertise and chosen fields wherein I can give the best of my knowledge and skills for the company's profit and growth. To highlight my qualifications, I already have 48 JOBS at ALL TIME with ALL PERFECT 5.00 feedback score and a total of 6,829 hours. This will serve as a proof of being one of the top and high caliber Odesk Providers and assurance to my excellent work ethics, drive, initiative, reliability, high standard of professionalism and positive attitude towards work.

    Associated with: Joven Sangre GSolutions Agency, Mondex Professionals Agency

    $6.50 /hr
    10,228 hours
    5.00
  2. MD. FARHANUR RAHMAN

    MD. FARHANUR RAHMAN

    Web Application, Admin Support, SEO Developer

    Bangladesh - Last active: 1 day ago - Tests: 10 - Portfolio: 5

    Hello, I am Md. Farhanur Rahman, a professional IT Developer from Bangladesh. I am currently working in Admin Support, Online Marketing, SEO and Web Development areas at oDesk. My primary concern is to ensure the perfect and satisfied service to my clients with highest performance. I already completed different Admin Support projects successfully and highly experienced working with Microsoft Office applications, Web Research, Data Processing, Personal Assistant and Project Management areas. I am proficient working with Online Marketing, SEO, Social Media Marketing, Content and Article Writing projects with most creative styles. I am experienced in Adobe Photoshop and Illustrator for Graphics Design Applications. I currently continue my study in HTML, CSS, Java Script, PHP for Web Application Development and WordPress, Joomla! for Dynamic Content Management Systems. Soon I wish to establish my career as a qualified Web Application Developer at oDesk. Thanks for visiting my profile, Md. Farhanur Rahman oDesk Certified Professional

    $4.72 /hr
    5,883 hours
    4.73
  3. Md. Arif Mahmud

    Md. Arif Mahmud Agency Contractor

    Data Entry, SEO, Virtual Assistant, Web Research

    Bangladesh - Last active: 7 days ago - Tests: 6 - Portfolio: 19

    I am a full time freelancer for almost 4 years in oDesk. I am a Computer Science graduate and I know how things are going on online. My main goal is client satisfaction, and I believe in long term relationship. I assure to my client that they will get what they want. I can provide you the following services: - Data Entry - Data Processing - Data Mining - Web Research - Web Design - Graphics Design - WordPress - Website Management - Virtual Assistance - SEO - Social Media Marketing - E-mail Marketing and so on

    Associated with: Cromium IT

    $5.56 /hr
    2,892 hours
    4.98
  4. Volodymyr Kostanda

    Volodymyr Kostanda Agency Contractor

    iOS/Android/MacOS/Win/ObjectC/C#.NET/C++/Delphi/Java/Web/JS/ASP/PHP/QA

    Ukraine - Last active: 7 days ago - Tests: 42 - Portfolio: 41

    Owner and CEO at AdoriaSoft LLC. AdoriaSoft offers full cycle software development services and implements all stages of projects for our customers: - Research and estimation - Requirements definition - Architecting - Development - Graphical design and User experience design - QA - Support and updates Platforms that we develop for: - iOS (iPhones and iPads of different versions) - Android phones and tablets - MacOS - Web - Windows desktop - Windows Server - Windows CE - Windows Mobile PPC and SP 5.0, 6.0, 6.5, 7 editions We - have different real devices for testing (Android phones and tablets, iPhones, iPads of different generations, Macbooks, etc), no emulators. - work with both native and crossplatform frameworks - use an established design/development/testing lifecycle, follow scrum - have our own development servers with tasks management system (JIRA), source control (Git), continuous integration and build server (Bamboo), etc. - can easily work with time zones like PST, EST, etc. - offer high quality and cost effective solutions for our customers Technologies/Languages/Libraries/Frameworks: - ObjectiveC, iOS SDK, Mac OS SDK, XCode - Java, Android SDK - C++, STL, Boost, ATL, WTL, COM, MFC - Windows API, DirectShow, DirectSound, Sockets, Completion Ports, OLEDB, TAPI, GDI - C#, Managed C++, ASP.NET, LINQ, ADO.NET Entity Framework, WPF, Compact Framework, Mono.NET, Monotouch, Xamarin - Appcelerator Platform, Titanium, PhoneGap - MS SQL Server, T-SQL, Oracle, MySQL, NoSQL, MongoDB - Cloud platfoms: Amazon Web Services ( AWS ), Microsoft Azure - Web technologies: REST and SOAP web services, JavaScript rich client libraries, HTML5, CSS3 Our competences: - business automation software - System utilities for MacOS, Windows and mobiles platforms - Information security, cryptography, steganography - client-server applications - Wireless 3G/4G, Bluetooth, WiFi applications - VoIP, voice codecs, data signal processing - Complex Web applications and portals (ASP.NET, PHP, REST web services, JavaScript rich clients)

    Groups: Application Developers Alliance

    Associated with: Adoriasoft

    $29.00 /hr
    15,205 hours
    4.90
  5. Lawrence K.

    Lawrence K.

    Information Technologist

    Kenya - Last active: 06/26/2014 - Tests: 5 - Portfolio: 1

    Am an Information Technologist and my job experience is incline more into Web/Internet researching since I believe that current and up-to-date Information is so much available on the Internet. As an Information Technologist I understand how Information is so vital and important on our daily lives so I choose to learn and provide competent service in regard to this. So my main goal is to provide quality and up to date service to every client and a to be a competent contractor.

    $4.44 /hr
    1,144 hours
    5.00
  6. Rajkumar Dua

    Rajkumar Dua Agency Contractor

    Data Entry & Administrative Supports for All Type of Online Stores

    India - Last active: 2 days ago - Tests: 17 - Portfolio: 30

    I am the Expert Professional Supports in Magento, Big-Commerce, Volusion, Wordpress, Woo-Commerce, Yahoo Store, CS-Cart, Joomla, Etsy, Ebay, X-Cart, Zen Cart, OS-Commerce, Facebook Marketing & all type of online Stores. Expert in Any Kind of Online Stores Management, Online Store Administrative Supports, Inventory Managements, Social Media & Other Web Research. I have the strong knowledge of HTML, Photoshop, Microsoft Office, SEO. I am very open minded, responsible, hard working & willing to new task always. Basic Product / Image Up-loader / Edition & Research. for ECommerce Website, Facebook Marketing & all type of online Stores. I am enjoying work on Odesk since June 2010 and working honestly, efficiently & give 101% accuracy to my Employer. I have worked more than 2500 hours with Others ID ( magneto,Big-commerce, Amazon, digiSHOP & X cart ) & more than 3.000 hours on Myself .I am here to provide you good work in shortest time @ Lowest Cost. Working with the International Clients from the last 5 years. To server with my full skills and deliver what is required and what is excellent. Not much talk but full work..

    Associated with: Creative Mind’s Creations

    $3.61 /hr
    3,045 hours
    4.88