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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, 3 Operating Systems Development projects are completed every quarter on Upwork.


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 4.67.

Last updated: October 1, 2015

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Web Application, Admin Support, SEO Developer

Bangladesh - 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

100% Job Success
$4.72 /hr
6,166 hours

Md. Arif Mahmud

Md. Arif Mahmud Agency Contractor

Data Entry, SEO, Virtual Assistant, Web Research

Bangladesh - 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

100% Job Success
$5.56 /hr
2,892 hours

Bejay A.

Bejay A. Agency Contractor

TOP RATED, Ebay & Amazon Expert and Consultant, QA Manager, Data Admin

Philippines - Tests: 6 - Portfolio: 4

I have been an independent contractor on Upwork for the last 6 years. During that time I have had the opportunity to work on a variety of complex projects, both short and long term. Some of my Upwork experience includes Ebay and Amazon Platform Management, Website Product Upload, SEO Keyword Research, Data Entry & Research, Record Keeping, Administrative Support, Ad Posting and Marketing Analysis, Sales, Real Estate and Shipping & Receiving. I am computer and internet savvy, English proficient (written & verbal), able to meet deadlines, detail oriented and I'll admit I am a bit 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. I am highly professional and pride myself on exceeding customer expectations. You can rely on me to craft my words to your exact requirements. Please check my reputation - I am "TOP RATED" provider on Upwork and have been awarded full 5* feedback for every job I have undertaken on the platform. This will serve as a proof of being one of the top and high caliber Upwork 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, Freee Up

100% Job Success
$5.56 /hr
10,486 hours

Volodymyr Kostanda

Volodymyr Kostanda Agency Contractor


Ukraine - 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

100% Job Success
$29.00 /hr
15,549 hours

Lawrence K.

Lawrence K.

Information Technologist

Kenya - 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

Rajkumar Dua

Rajkumar Dua Agency Contractor

Data Entry & Administrative Supports for All Type of Online Stores

India - Tests: 17 - Portfolio: 30

I am Expert 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. Other E-Commerce Professional. Working with the International Clients from the last 5 years. I am Expert in Online Store Management, Inventory Management of Online Stores, Online Store Administrations, Web Research & Good 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 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

67% Job Success
$3.00 /hr
3,045 hours