Top Upwork Freelancers

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  1. Joan-Alexander Grigorov

    Joan-Alexander Grigorov

    OMG-Certified UML Professional

    Bulgaria - Last active: 11 days ago - 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
  2. Dimitar S

    Dimitar S

    System architect

    Macedonia - Last active: 2 days ago - Tests: 3

    My 7 years of professional experience are spent working on database design, data integration, object oriented solutions, ORM and database performance tuning in the ERP area. I have great experience developing apps with Python and Delphi. I have very strong skills with the relational database technology, specifically MS SQL SERVER 2005, IBM INFORMIX 11, MySQL and Postgre.

    $20.00 /hr
    1,143 hours
    0.00
  3. Kartik Bhatt

    Kartik Bhatt

    Project Manager

    Singapore - Last active: 15 hours ago - Tests: 2

    - An astute professional with 7+ years of Project Management experience and a total of 13 years experience including 8 years of hardcore programming. - 6+ years of diverse experience in Project Management focusing on Project Scope, Planning, Time Management, Resource Management, Costing and Risk Management. - A total of 12 years of experience includes Project Management, Project Coordination, Client Management, Process Management, Software Process Development, Design & Implementation, Quality Assurance, Software Engineering, Programming - Handed projects for clients like SPRING Singapore, APEC, IRAS, Singapore Sports, AVA, Science Centre Singapore, Pan Pacific Hotels Group, Ascott Group, Guoman & Thistle, Marco Polo etc - Currently associated with Nanosoft Business Systems Pte Ltd. - Experienced in Vendor Management, Monitoring and Control, Change Management and Quality Management for small and big projects. - Resourceful, quick and creative problem solving experience with proven track record to analyze and translate complex requirements and business problems into innovative custom solutions.

    $30.00 /hr
    1,743 hours
    0.00
  4. Jasmine Garcia

    Jasmine Garcia

    Customer Service Rep.

    Belize - Last active: 15 hours ago - Tests: 2

    I am a dedicated worker, always punctual with good oral communication skills. I'm also a speedy typist. I'm able to work with very minimal supervision. My internet connection is very fast and reliable, I also work with a headset that has noise cancellation. Customer Satisfaction is my top priority. I am available to handle other related tasks so my skills are not limited. My urge to learn and develop more skills makes me a flexible and highly motivated freelancer .

    $5.60 /hr
    2,392 hours
    0.00
  5. Rahat Sabri

    Rahat Sabri

    AngularJS, Bootstrap, HTML Front End Developer

    Pakistan - Last active: 15 hours ago - Tests: 2 - Portfolio: 1

    Over the last 8 years, I have developed websites using HTML, CSS, JavaScript, JSP/Servlet, Struts, Spring, Hibernate, and MySQL, SQL Server, Oracle 10g,11g. I am an outstanding Java/Web Developer with experience in all phase of the software development life cycle, from requirement analysis and design to implementation, testing and maintenance. I am seeking opportunities to build websites from the ground up for you or your business. SUMMARY OF QUALIFICATIONS - Good understanding of Object-Oriented Design and Programming. Experience in full product lifecycle. - Experience in using Java, including JSP, Servlet, Spring, Hibernate, and JUnit test. - Experience in ANT, SVN, Eclipse, and Apache Tomcat. - Experience in MySQL, JFreeChart, AWT/Swing, JavaScript/JQuery. HTML, CSS, and XML. - Operating Systems: Linux, Windows, and UNIX. - Strong learning and problem solving abilities. Good team worker. I have been developing web application since a while so I have had exposure to evolution of the web technologies that started from synchronous request/response and then evolution of ajax XmhttpRequest object and then a variety of ajax tools and frameworks like Prime faces, Rich Faces, JQuery and many others. And now in the current era we are moving towards pure JS front end frameworks like Ext JS, Angular JS, Node JS. Therefore I believe that I can develop and design any web application with current trends and technologies.

    $33.33 /hr
    1,456 hours
    0.00
  6. Zaruhi Ayvazyan

    Zaruhi Ayvazyan

    Quality Assurance specialist

    Armenia - Last active: 15 hours ago

    Languages: • Armenian: Native ; • Russian: Good; • English: Base PC Applications: • MS Office : Operating Systems: Linux ; Windows XP ; MS Windows Programming Languages: C++ (basic knowledge); HTML (basic knowledge); SQL(basic knowledge); Testing types: • Functional Testing • Load Testing (using JMeter tool) • Performance Testing • Regression Testing • Stress testing • Smoke testing • Compatibility Testing etc. Experience in working with the defect management tools (Visual Studio 2013, JIRA), Experience in the development of test cases/scenarios,

    $10.00 /hr
    1,478 hours
    0.00
  7. Rui Pimentel

    Rui Pimentel

    Web Developer with more than 6 years of experience

    Portugal - Last active: 15 hours ago

    Looking for a fast, viable and cheap web application? I have the solution for you! I'm an expert with more than 6 years of experience in development of all kinds of web applications, using PHP, Mysql, HTML 5, CSS 3, Jquery/Ajax... My main area is Web Crawling, based on PHP + cURL scripts developed from source, having already worked in thousands of different crawlers. Contact me, and I can assure you wont regret!

    $12.79 /hr
    1,816 hours
    0.00
  8. Herman Beltran

    Herman Beltran

    Philippine MCSE|MCSA|CCNA

    Philippines - Last active: 4 days ago - Portfolio: 7

    IT Professional with 10 years working experience while possessing developed skills that have been gained through establishing and developing IT projects, networks and infrastructures. Experienced covers customer liaison, design, testing to successful implementation within budget, scope, timescales and process limitations. Extensive LAN, WAN, Hardware, Software experience. Working cross-functionally within a customer focused, multi-site environment, maintaining the delivery of IT services and technology projects. Up-to-date on IT developments.

    $11.00 /hr
    1,684 hours
    0.00
  9. Yuri K.

    Yuri K.

    Senior Angularjs / Nodejs

    Ukraine - Last active: 15 hours ago - Tests: 2 - Portfolio: 1

    I have developed a lot of websites and web projects with different and complex functionality as a lead programmer / systems engineer . - More than 10 years of experience in IT/programming sphere. - Strong attention to the project details. - Work strictly according to the schedule and your requirements. - Good communication skills and deep understanding the client's/end user's needs. - Flexibility and ability to provide you valuable advices for your application/web project. = Technologies = - Expert in PHP and modern JS (Angularjs & Node.js) - PHP Frameworks: Yii, CodeIgniter, Symfony, Slim and others - DBs: MySQL / MSSQL and others relational/non-relational DBs - Javascript: plain / jQuery - xHMTL / HTML5 - CSS2 / CSS3 I've also a good understanding and some experience in iPhone App Development.

    $30.00 /hr
    1,738 hours
    0.00
  10. Rodney Caston

    Rodney Caston Agency Contractor

    Systems Engineer

    United States - Last active: 1 month ago - Tests: 3

    I have over fifteen years experience in linux systems administration and development, having managed large environments composed of many thousands of systems. I believe I bring with me a valuable perspective on how to provide solutions for efficiently managing extremely large, and distributed environments without scaling headcount. Some of my accomplishments include having built site reliability/network operations centers from the ground up, from the development of the fault and performance management systems to the management of the staff. I have built up and administered large scale email infrastructures which would send and receive millions of emails daily. I have managed datacenter migration projects consisting of thousands of servers running live services. I have extensive experience in the online gaming industry, focusing on adminsitration, server engineering, and DevOps. I have even worked in a creative capacity as a writer and creative designer in the past, having co-created the MegaTokyo™ intellectual properties. Given the variety of roles I've had in my career, I consider myself a jack-of-all-trades. What I enjoy most is being able to provide value to the organizations that I am able to support, regardless of what role that places me in at the time. Specialties: Amazon Web Services, Apache, Backtrack 5, Bind/DNS, Cacti, Chef, Cloud, Drupal, Elasticsearch, Ganglia, Glusterfs, HAProxy, Heartbeat, Kibana, LDirectord, Linux (Ubuntu, Debian, Redhat, CentOS, Kali), Logstash, Memcache, Metasploit, Monit, MongoDB, MRTG, Munin, MySQL Server, Nagios, Netcool, Nginx, Offensive Security, OpenVAS, OpenVPN, OSSEC, OSX, Penetration Testing, Postfix, PowerDNS, Puppet, Ruby, RRDTool, SAN, Samba, Sendmail, Shell Scripting, Splunk, Squid, Syslog, SMTP, SNMP, SSL, Squid, TCP/IP, VMWare, Windows, and Xen.

    Associated with: Caston Consulting LLC

    $91.11 /hr
    1,634 hours
    0.00