Top Upwork Freelancers

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  1. Sergiy G.

    Sergiy G.

    Full-Stack Web Developer [PHP/MySQL/JavaScript/Yii]

    Ukraine - Tests: 11 - Portfolio: 4

    Hi there, My name is Sergiy (aka Sergio) and I am the full-stack software web developer with years of professional experience in the field. I like to build web applications and to write a code that easy to support and extend as well as always make sure that deadlines and business requirements are met. I have fluent verbal English skills and like to use them on daily basis, because communication and cooperation is the key to success. If you need developer who doesn't afraid to make decisions and take responsibility for them - feel free to contact me. Only long-term projects please. Thanks, Sergio ===================== Tech. qualifications: - extensive experience with LAMP, WAMP and MAMP stack technologies; - strong PHP knowledge, including PHP 5.5+ with SPL; - OOP is in my blood, Linux is in my veins; - experience in database design (MySQL) and queries optimization; - comfortable with JavaScript/jQuery, HTML5/CSS3, AJAX; - familiar with Redis, Backbone.js, PHPUnit, AWS, Vagrant, VM, Apache; - like to use Git and Github, but also get SVN and Mercurial; - knowledge of REST API design and development; - hands on experience with web APIs integration (Facebook, Twitter, LinkedIn, Google Maps); - love to debug and profile codes using xDebug, FireBug, xhProf; - ability to build web applications from scratch or using MVC frameworks; - 4 years of exp. with Yii framework having few big projects under the belt (see portfolio); - some experience with Symfony2; - strong understanding of Design Patterns and SOLID principles; - experience with Agile environment, more specifically with SCRUM; - my IDEs of choice are: Netbeans and PHPStorm; - successful in Linux, Windows and OS X environments; - comfortable working with people of both the technology and business sides of the companies; - experience working in the team and in solo development; - great analytic skills and experience in systems evaluation and analysis; - critical thinking person and complex problems solver with extreme attention to details; - fluent in English, Russian and Ukrainian languages; - Master's Degree in Computer Science;

    $55.56 /hr
    3,412 hours
    5.00
  2. Yura Lukashik

    Yura Lukashik

    Symfony2 / Python / PostgreSQL / Node.js / ReactJS

    Belarus - Tests: 3 - Portfolio: 1

    Over 5 years of experience in: - PHP - PHP Frameworks - Symfony2 - Yii - Python(Django, etc.) - PostgreSQL - API Building(FullRest, JSON RPC) - OOP Design Patterns Good knowledges in(over 2 years of experience): - JS - NodeJS - C/C++ - RabbitMQ - SCRUM - Testing(BDD) - Gherkin language - Functional testing - Unit testing - Continuous Integration - Codeship - TravisCI - Game Development

    $27.78 /hr
    354 hours
    5.00
  3. Muhammad Raffay

    Muhammad Raffay

    Sr. Server Support Engineer / Consultant

    Pakistan - Tests: 2 - Portfolio: 5

    I am result-oriented IT Professional (having more than 7 years of Experience) focused towards company’s operational goals by keeping abreast with current and emerging IT technologies. Core competency attribute as the management experience of supervising team of skilled human resources responsible for smooth IT operations; nevertheless has the ability to work as team member or in individual capacity. Substantial Project Management aptitude of planning, designing, and implementing large-scale Enterprise Network / System Infrastructure, Security Operations Center (CCTV/Bio-Metric appliances), Windows Active Directory, Microsoft Messaging and Collaboration and Back office Application Services along with different emerging technologies as per organization need. Also, have the knowledge of deliver cost effective solutions which meets the business requirement. And, ability to conduct AS-IS, TO-BE and GAP analysis to enhance business processes. Some of my salient achievements: • Bachelors of Engineering in Information Technology (B.E. IT) • Cisco Certified [CCNA 640-802, CCNP Cisco ID: CSCO13826485] • Juniper Certified [JNCIA-EX, JNCIA-ER, JNCIS, JNCIP Juniper ID: JPR81316] • Microsoft Certified System Engineer (MCSE 2003, Coursework) • Corporate IT Security- (Computer Networks Security) Design Experience: • Active Directory 2003/2008 • Microsoft Exchange 2003/2007/2010 • Microsoft System Center Operations Manager 2007 • Firewall (Cisco ASA, PIX525, Sonicwall NSA 3500, Juniper SSG 140) • Cisco Routers 800, 1600, 1800, 2800 • Cisco Switches 2900, 3500, 4500, and Extreme BD6800, x450, Summit 48si, HP ProCurve 2810, 1800 Specialties • Data Center Development • Network infrastructure design • System infrastructure Integration • Point-to-Point Wireless Solution • Unified messaging • Custom software development • Risk management and data security • Disaster recovery planning • Structured Cabling Solutions

    $16.67 /hr
    37 hours
    4.99
  4. Suiith Sam

    Suiith Sam

    Zend 5.3 Certified PHP developer

    India - Tests: 3 - Portfolio: 5

    Over the last 6 years, I have developed a wide range of websites using HMTL, PHP, and MySQL including sites for startup companies,educational institutions and small businesses. My core competency lies in complete end-end management of a new website development project, and I am seeking opportunities to build websites from the ground up for you or your business. I also have some experience in the following areas: SQL, Ajax, OOP, JavaScript,asp.net,Flash animation,Embeded C and software design and testing.

    Groups: Zend Certified Engineers

    $15.00 /hr
    259 hours
    4.15
  5. Nghia Truong Trong

    Nghia Truong Trong

    Talented iOS, Android & Web Developer

    Vietnam - Tests: 1 - Portfolio: 16

    Over the last 5 years, I have developed a wide range of Mobile Applications & Web Sites using Objective-C, Java for iPhone & Android, PHP, HTML, WordPress, AJAX, Ruby on Rails, Magento, Prestashop, Open-cart. I also have some experience in the following areas: - Social Networking/ - Trace location using Google Map API and GPS locator. - REST using JSON and XML structure - 2D, 3D model, apply Cocoa2D, Cocoa3D, Unity and OpenGLES. - Crash reports/memory management/debugging using instruments - WebServer(LAMP, WAMP) management and Web programming with PHP - SQL, OOP, and software design and testing. - App Store & Play Store Upload Process. - E-commerce Solution(ERP, QuickBook, Landing Pages...) - Internet Marketing(SEO, Social Marketing, EDM,..) - Urgent support to almost field in Ecommerce, Web development and Internet Marketing. My nearest target is leading an out sourcing talented team, a awesome team in Asia.

    $27.78 /hr
    1,516 hours
    4.95
  6. Madhawa K.

    Madhawa K.

    Senior Sharepoint Developer

    United Kingdom - Tests: 1

    -8+ years’ experience in SharePoint Server and related technologies -2+ years on SharePoint 2013 with full project life cycle (Requirement gathering, designing and building solutions using best practices, testing, deployment, performance tuning, troubleshooting, upgrading) -12 years’ experience in developing high quality solutions using Microsoft technologies -Strong analytical and problem solving skills -Incorporate best practices in applications and solutions development Technical Competencies -Microsoft Office SharePoint Server 2013/ 2010/ 2007 SharePoint CMS, branding, master pages, Web parts, page layouts, Content types, Workflows, Search customization, Site definitions, Event handlers, Feature development, Packaging and Deployments, Web services, Infopath service, SharePoint Designer 2007-2010, CAML, LINQ, Themes, WWF, profiling and caching -C#, ASP.NET, Web Services, HTML, XML, XSLT, SOAP -SQL languages – T-SQL, CLR Assembly -Scripting languages – JavaScript, Jscript, Ajax, j-query -.NET Framework, SQL Server , MYSQL , IIS -TFS, Microsoft Visual SourceSafe, Perforce, WinCVS, Murcurial -Nunit, Microsoft pattern and practises (Enterprise Library)

    $33.33 /hr
    765 hours
    4.98
  7. Manoj Kumar

    Manoj Kumar

    AppDev

    India - Tests: 5 - Portfolio: 2

    Take pride/ownership in what you do: From Thoughtworks(worked on huge web applications from inception till scaling them) to full time freelancing. Looking forward to work as a developer+consultant rather than just a developer who spits out code. You want someone who doesn't just work for the pay. You want someone who shows commitment, takes pride & ownership in the work that he does. Hire me! An advocate of TDD. Very sensitive about code quality and readability. Good in debugging elusive production defects.

    $16.67 /hr
    497 hours
    4.59
  8. Majorvin T.

    Majorvin T.

    Senior QA Developer/Selenium Developer/Mobile Tester

    Canada - Tests: 5 - Portfolio: 1

    • More than 3 years of IT experience specialized in quality assurance in multiple industries and environment • Creates Selenium C# API to turn manual web process into web automation • Strong testing experience in automation testing, regression testing, user acceptance testing, functional testing, performance testing, integration testing and load testing • Involve in entire QA process including defining, designing, creating and executing test cases; Experienced in test result and defect analysis • Well versed with QA Methodology and QA process to ensure high quality product • Proven hands-on experience in testing java and web-based applications • Creative problem solver with advanced analytical and planning skills; Exceptionally high attention to details • Working towards CSQA designation • Open to new challenges and opportunities, fast learner, self-motivate, and hardworking

    $33.33 /hr
    1,818 hours
    4.45
  9. Wassim Salib

    Wassim Salib

    Experienced Asp, Silverlight web designer, and Database developer

    Egypt - Tests: 14 - Portfolio: 1

    during my work, I have developed a wide range of websites using HMTL, DHTML, ASP.NET, Silverlight, JQuerry and MySQL including sites for emerging companies and multinational businesses. I am seeking opportunities to build and design websites and specially Silverlight components. I also have some experience in the following areas: SQL, Oracle, Ajax, OOP, Security and software design and testing. Experience with amazon cloud environment

    $38.89 /hr
    409 hours
    4.74
  10. Laurens Andriessen

    Laurens Andriessen

    Dutch Student, 24, Web- & Software Development and Translation

    Netherlands - Tests: 7

    In the last 8 years I've developed websites using XHTML, CSS, Javascript, PHP and MySQL. Currently I'm an IT-student at INHolland Universty of Alkmaar in The Netherlands (passed first year cum laude). I've learned C#, ASP.Net and LabVIEW and I hope to improve my knowledge of these languages over time. I have been playing video games since I was 6 years old and started learning English from those video games. I am now 22 years old and, if I may say so, fluent in both writing and verbal skills, as my oDesk "English To Dutch Translation Skills" test results show.

    $15.00 /hr
    190 hours
    4.60