Top Upwork Freelancers

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  1. Ratko Flajpan

    Ratko Flajpan

    DOS, WINDOWS, VIRUS CELAN EXPERT

    Croatia

    I cam programmer in DOS, WINDOWS and can help you to clean your computer of all virus in the world. I can do your computer faster, can connect to it from my own so I do not need to come to your office. Can be written small and large programs more or less demanding, I'm either with my team of programmers to maintain the entire database or individual needs. I'm working on a smaller virus cleaning, speeding up computers, but also demanding applications to specify helicopter on platforms or small yacht taking into account all weather conditions as well as the waves of the sea. Can do any program !

    $38.89 /hr
    54 hours
    0.00
  2. David Becker

    David Becker

    Experienced Web Master

    United States - Tests: 4

    Over the course of ten years, I have developed and maintained a wide variety of websites and online content. Some of which basic, static sites that are there only to inform, to the truly dynamic and changing sites that fully use the power of PHP, Flash, and MySQL. I have also written over 400 articles for as well as edited and managed over 1500 articles from my team of writers over the last year. All of which driving massive amounts of traffic to the website in forms of new readers and socializing members.

    $27.78 /hr
    235 hours
    0.00
  3. Joan-Alexander Grigorov

    Joan-Alexander Grigorov

    OMG-Certified UML Professional

    Bulgaria - Tests: 3 - Portfolio: 2

    Software Engineer over here! Domain-driven design enthusiast with passion for structuring flexible OO design with PHP. Certified as UML Professional (Fundamentals) by Object Management Group on December 2013. For the last 4 years I've been actively developing web applications using Zend Framework (since July 2012 I'm Zend Framework Certified Engineer). Expert in design patterns with over 4 years of professional experience. I'm developing enterprise web applications, file sharing systems, websites, web application frameworks, etc. Achieving high quality of code, good performance and reusable object-oriented software design is my primary goal when working. I don't underestimate documentation as my source code is always well documented, with end-user manuals when needed. In the last two years I've gained rich experience with Dependency Injection and Service Locators and successfully applied those approaches my projects. I'm always ready to learn new approaches, if they could make my work quicker and easier. I have experience in educating developers. I've been teaching students PHP, Zend Framework(basic and advanced levels), MySQL, jQuery, Design Patterns and etc. I'm seeking to develop big and complex web applications using the last technologies and software development methodologies.

    Groups: Zend Certified Engineers

    $20.00 /hr
    3,373 hours
    0.00
  4. Ivan N.

    Ivan N.

    SAP-ABAP, C#, SQL Developer

    Moldova - Tests: 3

    My core competency and objective is to get one of the following C/C++, C#, SQL or SAP-ABAP jobs: The responsibilities would be: 1) Maintenance of existing software: * design and develop new features; * find, analyze and fix all bugs; * technical documentation. 2) Software development: * participate as a team member in work; * analyze and define requirements; * design, code and test entire software; * design, code and test modules assigned to me; * technical documentation. Over the last 5 years I have developed a lot of ABAP applications for start up companies and for the big ones. My competency lies in complete software development and its thorough testing. I have developed a lot of applications for insurance companies and retail companies. The main responsibilities during my career were: 1. Creating / modifying reports using simple listing, ALV Grid, ALV Tree 2. Creating / modifying / testing custom applications 3. Creating/modifying Smart Forms, SAP Scripts 4. Extracting programs (creating files and simple listing reports with the data extracted both on local & application server) 5. Defining and maintaining data types, domains, database structures, database tables, maintenance & cluster views 6. Interfaces for major data transfer using Batch Input/Call Transactions, BAPIs 7. Defining and Calling Screens/Selection Screens 8. Creating Search Helps, Search Help Exits 9. Creating / modifying ABAP Queries 10. Working with ABAP objects. Creating/modifying ABAP classes/interfaces 11. Creating/Modifying Function Modules, RFC functions, Update Functions 12. Creating/Implementing/Modifying User Exits, BADIs 13. Creating/Calling Web Services. Use SAP Web Application Server as a provider and as a consumer 14. XML->SAP & SAP->XML transformations I also have experience in SQL, C#, C++, software design and testing.

    $17.78 /hr
    43 hours
    0.00
  5. Luan N.

    Luan N.

    Backend developer

    Vietnam - Portfolio: 1

    - Architecting for scalable systems. - Experience developing backend using Django (with Django REST framework for REST API). - Have various experience on system/data analysis and design. - Been practicing Sahaja Yoga, which is a life changing meditation method, available all the time for this, feel free to contact, will provide answers and instruction, free of charge, of course :)

    $11.00 /hr
    95 hours
    0.00
  6. GABRIEL MEDRANO

    GABRIEL MEDRANO

    VMware Systems Engineer

    United States

    • Design and administration of VMware vSphere 4 & 5 Enterprise Plus hosting 1000+ Linux and Windows virtual machines on hosts across multiple sites • Design and configure VMware vSphere 5 components such as High Availability (HA), Distributed Resource Scheduler (DRS), vMotion, Distributed Virtual Switch (DVS), Host Profiles, Storage I/O Control (SIOC) and Network I/O Control (NIOC) • Design and administration of Lab Manager 4.x to support 400+ virtual machines • Understanding of SAN architecture and implementation as it relates to virtualization (NetApp, IBM XIV, EMC Clariion and VMAX) • Design and Administration of 25+ HP C7000 blade chassis, Virtual Connect Flex-10 configuration in support of Linux, Windows, and VMware blades • Citrix XenApp 5 & 6.5 (Windows 2003/2008) administration hosting 90+ applications utilizing Web Interface , Netscaler, and SQL datastore backend for internal and external customers • Design and Administration of Citrix XenDesktop 5.5 integrated with XenApp, Netscaler, and Access Gateway • Citrix farm consolidation and decommission • Create and manage Active Directory and Group Policy Objects to include DNS • All manners of Windows 2003 and 2008 Windows Server administration • Produce processes and procedures for system administration • Troubleshoot and resolve utilizing analytical skill set amongst a distributed and complex environment to include DNS, Firewall, Active Directory, SMTP, TCP/IP, and various network related issues • Excellent communications skills and rapport with fellow teammates. Ability to work as a team or independently

    $88.89 /hr
    153 hours
    0.00
  7. Jan Z.

    Jan Z.

    Web | Cloud | Java | Groovy | Scala | Akka | NoSQL

    Poland - Portfolio: 2

    We'll build reliable software for you. SoftwareMill is a 100% remote company used to grant success to overseas clients. Try us! We've built dedicated software systems for overseas banks, social-like websites and high-throughput messaging systems. As for the tech stack, we're Scala, Java SE/EE professionals with experience in writing scalable, distributed business applications using Scala (Akka/Spray/Play!), Java, Groovy (Grails but also as part of JEE stack), JBoss (Application Server, Seam, Portal, Hibernate, Drools) and associated technologies, both in the cloud (EC2, Rackspace) and deployed traditionally. Authors of a Hibernate core module: Envers, enabling easy entity auditing/versioning, as well as of ElasticMQ, a replicated messaging system. Some work examples: - codebrag.com - updateimpact.com - vocado.com - Hibernate Envers: http://www.jboss.org/envers - and more... check out https://softwaremill.com/portfolio/

    $65.00 /hr
    9,732 hours
    0.00
  8. Raol H.

    Raol H.

    Senior Python and Django Developer

    India - Tests: 1

    I have been developing web-based B2B and B2C applications in Python for the last 6 years. I have helped and guided dozens of clients to design, develop and deploy applications for their business requirements. I'm here because I have some free time these days, and would like to work on relatively smaller projects. So if you're looking for an experienced Python developer, hit me up. Even if we don't end up working together, I love talking about web-technologies. If you are reading this, the chances are you'll be having issues which I could help with. So feel free to touch base with me. Thank you.

    $17.78 /hr
    54 hours
    0.00
  9. Dragos P.

    Dragos P.

    Aerospace Engineer

    Romania - Portfolio: 1

    Freshly graduated Aerospace Engineer, currently engaged in Air Transport Engineering 2 yr Masters program. I have a very rich international experience (worked in US, UK, Ireland) and been involved in various activities: Airport Operations, Aircraft Maintenance, Sales, Customer Support, Translating, Web Design. Looking for additional projects that can relate to my field of studies and my work experience!

    $16.00 /hr
    30 hours
    0.00
  10. SHAFIQ MUHAMMAD

    SHAFIQ MUHAMMAD

    Software Engineer (GPS/GPRS GSM SMS GIS,Google Map,ASP MAP, Mapx)

    Pakistan - Tests: 1

    Since the past few years I have been worked in wide range of Tracking related device such as Calamp (US.) LMU 700,2600, Inteli Track, Eagle Eye (UK.), Star Com. I have developed number of application using GPRS/GSM Routing Application, Control and Command Software as well as GIS base Web application for the fleet Management. I have the experience of Google Maps, Esri Maps, Mapx. I wish to use my talents so that the work I do is cost effective and worthy.

    $11.11 /hr
    30 hours
    0.00