C Developers & Programmers

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Typical total cost of Upwork C projects based on completed and fixed-price jobs.

Upwork C Jobs Completed Quarterly

On average, 206 C projects are completed every quarter on Upwork.

206

Time to Complete Upwork C Jobs

Time needed to complete a C project on Upwork.

Average C Freelancer Feedback Score

C Upwork freelancers typically receive a client rating of 4.73.

4.73
Last updated: July 1, 2015
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  1. Franco T.

    Franco T.

    Senior Software Engineer

    Australia - Last active: 1 month ago - Tests: 6 - Portfolio: 1

    After my Master Degree, I have been working for 21 years in the ICT field, spreading in many industrial sectors and covering several roles. The skills I’ve gained, leveraged by a genuine passion, led to first level achievements in all projects I handled. Important international experiences complete the professional profile.

    $111.11 /hr
    0 hours
    0.00
  2. Narbeh Yousefian

    Narbeh Yousefian

    Sr Technical Consultant with SW and Google Search Appliance experience

    United States - Last active: 10/31/2013 - Tests: 2

    - Seeking opportunities ranging from simple tasks to complex long-term projects in the software, Google Search Appliance, and related technical fields - Extensive experience in all software design, software development, user acceptance testing, technical integration, Google Search Appliance administration/deployment - Strong math/science/problem solving skills and a diverse software engineering background

    $55.56 /hr
    0 hours
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  3. Sebastien Cayetanot

    Sebastien Cayetanot

    Senior SW developer and architect

    United States - Last active: 02/18/2014 - Portfolio: 1

    Up to 14 years of experiences in the embedded world through mobile devices, tablet, smartphone, enterprise and set top box. I have a large range of skills through design, development, integration, validation and support. I got a huge experience in development in C, C++, Java and Python in the embedded world and also work easily on Android, iOS, Linux and Windows operating system. In addition I got also expertise's in: - Software quality: Methodology and Process enabling and definition, scripting development for automatisation tests, stress, functional testing to validate requirements and also MTBF tests - Software Legacy : Licensing violation & conflicts, IP Plan and License definition, Build tree advices to avoid licensing issues and patent violation. I have also created my own company to mainly develop apps for Android and iOS market and start a range of apps Android only focused on gaming & education apps for kids. Side market also following SW development of tools, stacks, framework for embedded upon request and provide consulting to improve SW life cycle process This an overview of my knowledge feel free to contact for me details

    $111.11 /hr
    0 hours
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  4. Saeed ahmed D.

    Saeed ahmed D.

    An Expert C++, Java, SQL, Unix Developer

    India - Last active: 12/19/2013 - Tests: 2

    To become an expert in cutting edge technologies by means of imparting and implementing them. An experienced Freelance Online Or On-site Developer which is quick learner looking For: 1> Application Designing, Developing, Code Review Jobs. 2> Tier-2, Tier-3 Support for Debugging and Maintaining of any C++, C#, Java, Unix based applications, could be any Products or Projects.

    $44.44 /hr
    0 hours
    0.00
  5. Alessandro Flores

    Alessandro Flores

    Senior IT System Specialist

    Brazil - Last active: 08/13/2014

    More than 11 years experience as a Computer Engineer for Information Technology industry with extensive experience in project management and, systems architecture, development, testing, deployment and integration, support operation, working at large national and multinational companies. Over the last 9 years I have had the opportunity to work at small- to large-sized projects at Telecommunications industry, providing services for the following telecommunications companies in Brazil, Sercomtel S.A., Brazil Telecom S.A. and Oi S.A. Extensive experience in all Systems Development Life-Cycle phases using the following development approaches, Traditional, Spiral, Cascade and Agile. Experience in project management using PMI, Scrum and, ITIL practices, focused on delivering quality products, on schedule and, without additional cost. Senior IT System Specialist IBM, Rio de Janeiro, Brazil 2010 – 2014 IT and Telecom Consultant Accenture S.A., Brasília, Brazil - (hired as the third) 2007 – 2010 Mobile Applications Consultant Visão S.A., Brasília, Brazil 2006 – 2007 Programmer Analyst Gelt Tecnologia e Sistemas LTDA, Londrina, Brazil 2005 – 2006 Network Administrator Zenaplast, Bandeirantes, Brazil 2005 – 2005 Caixa Econômica Federal, Londrina, Brazil 2002 – 2004 Expertise & Skill Good overall system knowledge of the Business Support System (BSS) and Operations Support System (OSS) infrastructure; Good knowledge of the Business Process Framework (eTOM) and Information Technology Infrastructure Library (ITIL); Solid end-to-end understanding on how to realize prepaid/postpaid as well as fixed/mobile convergent charging solutions; Very good knowledge of mediation systems, such as Comptel’s Mediation Device Solutions (MDS), Mediation System Module (MxDR), DMV System, Billing Mediation Platform (BMP), Ericsson Multi Mediation (EMM) and In-house systems; Solid understanding of systems deployment, migration and integration; Good knowledge of other telecommunications systems, such as Billing, National and International Roaming, Interconnection, Business Intelligence, NRTRDE, Signus and other; Very good knowledge of several Network Elements, such as TDMA (Ericsson), GSM (Ericsson/Nokia), SMS (Comverse/Huawei), MMS (Alcatel), GPRS (Alcatel/Ericsson), VPN(Alcatel), STM Satelite, ADSL, IPTV, IPCENTREX and other; Good knowledge of software development methodologies such as Traditional, Spiral, Agile and XP; Very good knowledge of Operating System, such as Unix, Mac OS X, Linux, FreeBSD, Solaris, HP-UX, ChromeOS and Windows; Very good knowledge of Scripting/Programming Languages, such as Objective-C, Gcc/g++, C#, C, C++, Java(J2ME, J2SE e J2EE), Shell, Slang, DUP, TCL, GNU Make, PHP, ASP and PL/SQL; Solid understanding of development using thread management, deadlock, thread-safe programming, concurrency design patterns, shared memory and other; Very good knowledge of Database, such as Oracle, MS SQL Server, MySQL e PostgreSQL, MongoDB; Very good knowledge of IDE and SDK, such as Xcode, Interface Builder, SDK Android, Arduino, Visual Studio, Eclipse e NetBeans; Good knowledge of Versin Control System, such as PVCS Version Manager, CVS, Subversion and Github; Windows Services; Serialization; Remedy – Action Request System; HP Quality Center; Rational RequisitePro; MSProject; ABAP, ABAP-OO, ABAP Web Dynpro, SAP Netweaver and SAP SD; UML; XML; SOA;

    $37.00 /hr
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  6. Joel Anderson

    Joel Anderson

    Java/J2EE/PHP/.NET Web Technologist, Linux Guru, and Cloud Expert

    United States - Last active: 10/20/2013 - Tests: 5 - Portfolio: 3

    Exceptionally experienced technologist providing best-of-breed solutions and services that delight my customers! Collaborative and entrepreneurial technologist, business partner, and solutions innovator with an enthusiastic, action-biased approach to applying advanced technology solutions to challenging business problems. More than 19 years of software and systems architecture and engineering experience in satellite communications, space imaging, Internet service provider, real estate, and financial services organizations. TECHNICAL SUMMARY HARDWARE: Intel Architectures, HP BladeServer Environments, Cisco UCS, IBM, Sun SPARC, Motorola, HP Storage, EMC Storage PLATFORMS: Linux (CentOS, RedHat, Suse, Ubuntu, TinyCore), FreeBSD/OpenBSD, Sun Solaris 8/9/10, Cisco IOS, Windows Server 2003/2008/2012 DATABASES: MySQL 3/4/5, Microsoft SQL Server 2005/2008/2012, MongoDB, Hadoop, MySQL, PostgreSQL, Sybase, Oracle. DEVELOPMENT: C/C++, Java/J2EE (4/5/6), JavaScript, Microsoft .NET 3/4, PHP 3/4/5, Perl, Sed, Awk, Make, SVN, CVS, HTML/XHTML/Javascript, PowerShell, Bourne/Bash, CSH, KSH APPLICATIONS: Apache, Tomcat, Glassfish, JBoss, Sendmail, Postfix, Qmail, Exchange 2003/2007/2010, OpenStack, Nagios, Xymon, BigBrother, Cacti, Puppet, Sharepoint 2003/2007/2010, Microsoft Dynamics SL/GP, Yardi Voyager 6, MRI Commercial/Residential 4.x CLOUDS: VMware ESX(i) 3.x/4.x/5.x, VMware View 4.x/5.x, Google Apps, Google App Engine, Amazon Web Services (AWS), GoGrid, Rackspace OpenStack

    $66.67 /hr
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  7. Eduardo Silva

    Eduardo Silva

    Unix/DB2 Consultant

    Brazil - Last active: 3 days ago

    Great hability in to work in group, leadership spirit, allied to pro-active actions. Knowledge in Kaizen,Lean 5S metodologyes. Compliance to policyes SOX , IT and ITIL. Experience in audit processes including generation of documents to analisys. ITIL certificated and LPI-1 certificated

    $44.44 /hr
    0 hours
    0.00
  8. Panayotis Tsiamis

    Panayotis Tsiamis

    Senior Systems and Software Engineer

    Greece - Last active: 1 day ago - Tests: 7 - Portfolio: 14

    Systems and Services Engineer, with 12+ years of working experience. Interested in researching, administrating, debugging, tuning and developing platforms running on UNIX like Operating Systems. Able to troubleshoot, identify and solve problems in software, network or kernel layer. Always willing to learn and experiment new technologies for creating high availliability platforms, that could described as "state of the art" or "cutting edge" technology. Specialties: • Unix Like Operating Systems Specialist (Solaris / Linux ). • TCP/IP Network technology • Very deep level of knowledge on Machines hardware and OS Kernels internals. • Troubleshoot/Tune/Debug; System Services, Operating Systems • Mail Services Expert, Qmail-Ldap Specialist. • Network: Cacti/MRTG, Nagios, Cisco Netflow • Databases: PostgreSQL / MySQL / Oracle / LDAP. • Programming: Perl, Ansi C, bash, awk, sed, php etc • Internet Services: mail, http, radius, ftp, ssh, irc etc.

    $30.00 /hr
    343 hours
    0.00
  9. Vivek Y.

    Vivek Y.

    Certified - Web Programming, Data Mining , Cloud and System Engineer.

    India - Last active: 4 days ago - Tests: 2 - Portfolio: 2

    I'm a professional freelance web and system engineer from India working Web , Data Mining , Analytics, Cloud, System and Data Scrapping Domains. Over the last 5 years I've worked for many project for several companies that provide high range of web and system level programming. My role was to keep all the web and system work in my hands, also communicate with the other developers to achieve the perfect result for a client. Always looking for a full-time position of a Web and System Programmer. I also did data analysis for a number of researches and projects over 2 years and helped client to better visualize the results. I'm an expert in what i'm doing: responsible, reliable and communicative person. Technologies: Operating System and Hypervisor: GNU/Linux(Ubuntu/Centos), VShpere. Web and XML Technology: HTML, CSS, Javascript, XPath, XQuery. Programming Environment: VIM, Eclipse, Visual Studio, NetBeans. Analytics Technology: Hadoop, R, Weka, Cloudera, Informatica. Programming Language: C, C++, C#, Python, Java. Database and Other: Oracle, MySql, AWS, Latex, GDB, Valgrind.

    $12.00 /hr
    86 hours
    0.00