Top Upwork Freelancers

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  1. Hristo R.

    Hristo R.

    Delphi / C# Software Developer

    Bulgaria - Tests: 3 - Portfolio: 4

    Since 1996 year, I work as a software developer. The base development environment is Delphi. Since 2012 year I work in .Net Framework environment. I have software projects in the following areas: CAD Embroidery Design -Bezier curves modeling Database -ADO.NET(MS SQL,Oracle) Design Building windows Web sites ASP.NET,HTML,CSS,JQuery Used software technologies: -Delphi 6,Delphi XE -InterBase - C# .net framework (GUI,GDI,MS SQL) (VS2008/VS2010) - WPF with ADO.Net - ASP.Net

    $11.11 /hr
    0 hours
    0.00
  2. Viktor A.

    Viktor A.

    Software Developer

    Russia - Tests: 4

    I am seeking a projects which my experience and skills can be more full realized. Positions which fall within the score of my goals and abilites are: - client-server application designer; - windows-based application developer; - database designer; My record is one increased responsibility, variety in job assignment and solid accomplishment. My experience and skills are in problem solving, coordinating resources, data processing and support activities. For more details, see the website: http://vikamek.com

    $15.00 /hr
    0 hours
    0.00
  3. Aleksandre Vardanidze

    Aleksandre Vardanidze

    --admin systems|database|network|security

    Georgia - Tests: 4

    --Admin systems Extensive experience with the configuration, hardening, and maintenance of various Linux distributions, including: * Red Hat Enterprise Linux, Fedora, CentOS * Debian, Ubuntu * OpenSuse Able to set up vital Linux infrastructure components including load balancers, DNS servers, proxy, web/application servers, and mail servers. Familiar with os-level security policies as well as server-level security layers like SELinux. --Admin database Skilled in MySQL database administration for standalone servers as well as replicated and clustered environments. I have also worked with postgsql --Admin Network I've been working as a network administrator for 5 years. For now I'm working in a governmental agency as a network administrator and network security specialist. Have experience with almost every cisco and hp network devices, also I design governmental network and our agency network design. I'm certified ccna,ccnp and ccna sec. had trainings in ccnp sec, ccdp, gsec, CEH,ENSA and Microsoft products (server 2003/8, exchange server and etc) Monitoring and diagnosing faults of VPN connections with other organization, Data Exchange Agency IPS/IDS system and sensor setup, operation. Security concept, design, documentation and implementation. --Programming Native PHP & PHP framework: Phalcon Python (python frameworks: django, cherrypy, flask) C/C++, x86 assembly, x86 architecture (PE binary format, IDA & general RE) --Malware Analysis  Static and Dynamic Analysis using a debugger and disassembler.  Memory Forensic with Volatility  Detect malware characteristics at the Windows API level (DLL injection, function hooking ”SSDT, IAT”, keylogging, communicating over HTTP, DNS.) --Admin other Here is the incomplete list of technologies and solutions I have used over my 5 years of experience. -Zabbix, Zenoss, Nagios, Munin and Cacti for monitoring purpose  -Configuration management - Puppet, SpaceWalk, Katello  -Web servers - Apache, Ngnix, Lighttpd  -Load Balancing with Haproxy and Barracuda Load Balancer  -Virtualization - Vmware ESXi --Computer Skills, Trainings and Certification Windows; Windows Server (2003/2008/2012); MS Office; Linux; MacOS ; Network Monitoring Tools; Certified Ethical Hacking ( CEH ) - Self-study Course Security Certified Network Specialist - Self-study Course EC-Council Network Security Administrator - Self-study Course Metasploit Framework Expert - Self-study Course CompTIA Security - Self-study Course HISTORY * SpeedLine - Aug 2010 to May 2012 - Linux Engineer, System Administrator * DATA EXCHANGE AGANCY - Jun 2012 to May 2014 -CERT SPECIALIST * Unipay - Jun 2014 to Present -Linux Enginner, Network Administrator

    $28.00 /hr
    3 hours
    0.00
  4. Ricardo Furch

    Ricardo Furch

    Electronic Eng.

    Argentina - Tests: 11

    C programmer for industrial automation (12+ years) an telecommunication industry (10+years). Cross platform development (x86, MIPS, ARM). OS: Linux, SUN, QNX. Automation solutions: real time mathematical models (hot and cold rolling mills for steel industry) and HMI. Driver develoment for several bus industry standards (MB+, Allen Bradley CIP, Siemens S5, S7 and propietary solutions). Reflective memory solutions for VME. Telecomunications solutions: mutli vendor monitoring via SNMP, MBTCP and several propietary protocols. Big data analisys (in memory servers based on AVL trees). HTML(5) and CSS data presentation using AJAX for SCADA-WEB solutions. Virtualization solutions based on linux containers for networking services. Seven years of experience working abroad.

    $25.00 /hr
    0 hours
    0.00
  5. Movses D.

    Movses D.

    Movses Danielyan

    Armenia - Tests: 9 - Portfolio: 3

    I'm senior Java developer with more than 5 years experience. I'm proficient in J2EE, Spring, JPA, Hibernate and other well known Java frameworks and libraries. I also have experience in Android development. During my experience I worked on several projects written in Java. I have designed and developed several new projects, added new modules for existing one. I work quickly and efficiently. Client satisfaction and quality work are my top priorities. For more information about my skills and experience please look at my LinkedIn profile: www.linkedin.com/in/danielyanmovses

    $33.33 /hr
    0 hours
    0.00
  6. Novi Ardi

    Novi Ardi

    Full Stack Developer and Unix like Professional | Indonesia

    Indonesia - Tests: 5 - Portfolio: 1

    I started to become a programmer in 2007, I learned an average of 8 hours per day and know almost all programming languages ​ even Lisp, elisp, Scala, Go and many more, but now I focus on web programming and declare myself as PHP Professional Programmer about 2 years ago (2009). I use PHP native code or (my custome) framework to create a modern website with HTML5, CSS3 and Javascript, or maybe with common PHP Framework like Laravel (my favourite), CI, Symfony. I understand about Sql database or noSql. Since a year ago I started to coding with OOP concepts and I enjoy it I also have some experience with jQuery, Ajax, shell scripting, and Emacs or Vi/m. I coding on *nix system and biggest fans of GNU.

    $11.00 /hr
    8 hours
    0.00
  7. Adiyat Mubarak

    Adiyat Mubarak

    Python / Django Developer

    Indonesia - Tests: 3 - Portfolio: 1

    I have professional experience in backend web and API development using Python with following Frameworks: - Django Framework - Django Rest Framework - Flask (for small usage) With client side development using: - HTML/CSS - Javascript including jQuery - Twitter Bootstrap Server Environment: Nginx, Uwsgi Operating System: Windows, Linux (Ubuntu) Additional skills: JSON, AJAX, Strong OOP Concept, Design Pattern, Git Previous background programing skills: Java, Java Web development with Servlet and native Android deveopment.

    $18.00 /hr
    0 hours
    0.00
  8. Jenya Kirmiza

    Jenya Kirmiza

    android developer

    Ukraine - Tests: 1 - Portfolio: 2

    Hi, my name is Eugen Kirmiza. I live and work in Kiev (Ukraine). In my portfolio there are few programs that I've developed. I believe my strong points are my Creativeness and Punctuality. My #1 goal will always be to meet your needs and deadline. When working on a new project, I like to speak with the client, so that I can have a clear understanding of his/her needs and vision of the project. I'm honest and fair. Since 2014, I'm working as an android developer at MSDLAB LLC in Kiev. Since that time I’ve developed 11 apps. Not all of them are available on Google Play. Some of the apps I’ve developed are being used on some closed commercial structures. I have a Bachelors degree in Software Engineering from National Aviation University in Ukraine. Below you can see my experience and skills. — Android (2.x - 5.x), Material, Fragments, Camera, SQLite, UI, Services, Google Maps ,ActionBarSherlock, Parse.com, admob, InApp Purchase, CrashLytics, Dagger,Retrofit,Picasso, gson LeakCanary, Espresso, ImageLoader, ButterKnife, Android NDK, Android Annotations, APK Decompile/ReCompile, and etc. — Java Core: Java Core, Multithreading, Collections API, Spring(basic), Hibernate, and etc; — Core web: XML, JSON, HTML/CSS, JavaScript, PHP; — IDE: Android Studio, Intelij Idea, Eclipse, Microsoft Visual Studio; — OS: Linux, Windows; — VCS: Git, Mercurial, SVN; — Bug/Issue trackers: Jira; — REST, SOAP; — C++, C#, Pascal(basic)

    $22.22 /hr
    0 hours
    0.00
  9. Grigoriy Volochiy

    Grigoriy Volochiy

    C#/ASP.Net MVC 5 | PHP/Wordpress | HTML | CSS | JavaScript

    Ukraine - Tests: 1 - Portfolio: 1

    I am developer with over 3 years of experience in web development. I like to work on interesting and unconventional projects. To evaluate my web development skills - please, visit my website http://wordpress-dev.org Particular attention in the development of websites I devote to responsive design and support of various browsers. I am responsible for each project. I have a good skills in: - C# / ASP.Net MVC 5; - PHP / WordPress + MySQL administration; - CSS 3 / Bootstrap + my own CSS3 custom libraries; - JavaScript / jQuery / Cycle2 + my own projects; - HTML 5.

    $15.00 /hr
    0 hours
    0.00
  10. Jamie Smith

    Jamie Smith

    Mobile Software Developer

    United States

    I have been developing mobile applications for about three years now using Xamarin and Xcode SDK's. In the last two years, I have developed three mobile Apps using Xamarin and have been involved in the entire process from Development to AppStore/PlayStore submission. I enjoy problem solving and learning new things. My passion is mobile development and during most of my free time, I am usually coding away with a new or an existing application.

    $25.00 /hr
    6 hours
    0.00