Top Upwork Freelancers

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  1. Akash Kumar Sharma

    Akash Kumar Sharma

    Expert WordPress Developer

    India - Last active: 23 days ago - Tests: 9 - Portfolio: 1

    I am a WordPress developer with extensive knowledge of WordPress API, PHP, HTML5, CSS3 and Javascript. I can create WordPress themes and plugins as per your need and assist or consult you for the use of the already available ones. I tend to make code that complies with WordPress coding standards. I also have experience in other frameworks like Jekyll, Twitter Bootstrap, Phalcon PHP, Foundation front end framework and Jquery.

    $30.00 /hr
    1 hours
    0.00
  2. Margaret F.

    Margaret F.

    Web Projects

    Colombia - Last active: 7 days ago - Tests: 3 - Portfolio: 2

    System and Computing Engineering, Total Quality Management and Productivity Specialist, and Master in Engineering focused on systems engineering and computing. Project Management (PMP certification in progress). Quality Assurance Management, Software Engineering, Multimedia (Multimedia content management based on MPEG-7 standard), Databases (experience on database modeling and implementation for enterprise solutions. XML documents management-XML native DB), Software applications analysis and design by using UML and XP methodologies. PHP and RoR web applications development

    $27.78 /hr
    0 hours
    0.00
  3. Fabian Rolof

    Fabian Rolof

    Senior PHP/Yii Developer

    Poland - Last active: 1 day ago - Tests: 4

    For the last fifteen years I have been employed as Senior PHP Developer specialising in Yii, Yii2, Symfony and Zend Framework projects. I have 10 years of experience with MySQL, PostgreSQL and Microsoft SQL Server database systems. At present I am working as IT Analyst and Senior PHP Developer at www.komputronik.pl, which is the largest online hardware store in Poland. Previously I was responsible for the design and frontend implementation of the www.e24cloud.com cloud computing. E24Cloud is biggest IAAS cloud in Poland. During my career I have cooperated with many companies, including the following: - K2Internet SA - www.k2.pl - leading Polish interactive agency - Gemius S.A. - www.gemius.pl - leading Polish online traffic researchers - Eniro Polska Sp. z o.o. - www.pf.pl - leading Polish commercial directory publishers - LSP Sp. z o.o. - www.speakup.pl - leading Polish school of foreign languages My profile on LinkedIn :: http://www.linkedin.com/pub/fabian-rolof/2/545/822

    $33.33 /hr
    0 hours
    0.00
  4. Oleg Boytsev

    Oleg Boytsev

    Information Security Engineer/Malware Analyst/Reverse Engineer

    Belarus - Last active: 15 days ago - Tests: 1 - Portfolio: 1

    5 years of experience in IT Security field. Highly motivated to solve interesting tasks. Core Qualifications and abilities: High skills in *nix systems administration and information security; Computer network attack/defense; Deep experience in web application security testing (according to OWASP guideline); Strong background in malware analysis and reverse engineering; Responsive, organization skills and the ability to work with minimal supervision; Ability to learn and apply new technologies effectively. Technical skills: Standards/Practices: OWASP standards, ISO 17799 Operating Systems: Windows, Linux, FreeBSD; Networking: TCP/IP, LANs, VPNs, Firewalls; Software: Ollydbg, IDA Pro, GDB, Nmap, Metasploit framework, Burp Suite, Sqlmap, Wireshark, Tcpdump. Programming languages: x86 Assembly, Python Network & System Security: implementing different kinds of tools for network (ModSecurity) and system security Vulnerability Assessments: have a strong background in web application security testing, buffer overflows, format string vulnerabilities Malware Analysis: familiar with tools and techniques that allow to analyse and describe an evil sample according to the best practices. Unpacking, disassembling, binary Debugging/patching, dynamic (behavior) analysis. Reverse Engineering: familiar with Ollydbg, IDA Pro and GDB. System administration: LAMP, DNS, iptables, etc.., know how to solve a vast majority of issues.

    $35.00 /hr
    0 hours
    0.00
  5. Andre Mello

    Andre Mello

    Back End Developer

    United States - Last active: 29 days ago

    I am a web developer. I am a senior programmer with extensive knowledge of the back-end. I love what I do and I always strive for usability and performance in my work. A personal philosophy of mine is that in the world of programming anything is possible. I am always looking for ways to expand my knowledge of both computer programming and the world around me. I am a self-driven perfectionist and I immerse myself in the latest trends surrounding technological development. I am looking for challenging projects so that I can improve my techniques.

    $15.00 /hr
    0 hours
    0.00
  6. Oleksii Semilietov

    Oleksii Semilietov

    Software engineer

    Ukraine - Last active: 1 month ago - Tests: 1

    I'm experienced full-stack software engineer / architect with 10+ years experience. Over 7 last years I specialized in the development of automation systems for different business processes, multi-level-marketing billing systems, solutions based on Amazon AWS, gambling engines, integrating different payment systems, etc. Also I have ~3 years experience on position NOC (Network Operational Center) engineer in major ISP (Ukraine). Core stack of languages and technologies that I use most often for the work consists of Erlang, PHP, JavaScript, MySQL, Linux/FreeBSD, Nginx/Apache, *nix shell scripting, etc. Nowadays I'm interested in technologies stack such as: - Erlang; - Clustering, MapReduce and another architectures for distributing heavy tasks; - MQ-brokers (ZeroMQ, RabbitMQ); - Machine learning and data mining; - Realtime algo trading; - Solutions for BigData (e.g. Apache Hadoop; NoSQL solutions such as CouchDB/CouchBase, Riak, Redis, etc); - Embedded projects based on BeagleBone Black, Raspberry Pi, Arduino; - 3D-printing, prototyping, PCB-design. Feel free to contact me if you have interesting project. linkedin profile: https://linkedin.com/in/spylik

    $22.50 /hr
    0 hours
    0.00
  7. Evgen Malinovskiy

    Evgen Malinovskiy

    QA Engineer

    Ukraine - Last active: 1 month ago - Tests: 2

    Qualification Summary • 2+ years experience of software applications manual testing. • Proficient in software development life cycle including test strategy preparation, test plan development, test case creation, text execution and bug tracking. • Analyzed business requirements, software requirements specifications to create test plan and test case for manual testing. • Experienced in different types of testing, for example smoke, regression, functional, usability testing.

    $3.00 /hr
    0 hours
    0.00
  8. Mohit S.

    Mohit S.

    Software Engineer

    India - Last active: 1 month ago - Tests: 7 - Portfolio: 9

    Microsoft Certified Solution Developer having excellent technical skills and very good working experience. Commercially astute with very good experience in web development, i always look forward to the new challenges very passionately and always open to new ideas and techniques and relish the opportunity to adapt different working environments. Web development Skills - ASP.NET MVC , HTML, DHTML, CSS, Javascript, Ajax, Jquery, WCF, XML/SOAP, IIS, Troubleshooting, Third party API integration Services - Windows Services, Web Services Database Skills - Ms SQL/T-SQL, Ms Access, ADO.Net Entity Framework, Linq to Sql, Oracle, MySQL

    $5.00 /hr
    0 hours
    0.00
  9. Carlos Cerrato Estrada

    Carlos Cerrato Estrada

    Web Developer

    Costa Rica - Last active: 9 days ago - Tests: 1

    Web Development: Web Front End Development with jQuery, Angular, React.js and Bootstrap. Backend with Node.js on linux and .Net on Windows Server SharePoint Expert: Expert SharePoint solutions developer with workflows, web parts, user controls, custom master pages, page layouts, custom web services, SharePoint 2013 applications and more. .Net C#, MVC Applications, WCF Services, Web API, PowerShell Scripts, Linq, Entity Framework Business Intelligence: SQL Server Integration Services Packages, Reporting Services Reports, PowerPivot, PerformancePoint and Excel Dashboards. Project Lead: Software development for Ministry of Finance of Honduras. Business Intelligence platform implementation for Ficohsa Bank Honduras

    $20.00 /hr
    4 hours
    0.00
  10. Carlos S.

    Carlos S.

    Linux SysAdmin

    Venezuela - Last active: 1 month ago - Tests: 5

    For the past ten years, I have worked as a Sysadmin for government institutions and private companies. I have also worked as a Linux instructor and an IT consultant with topics such as: Firewalls, Web Servers, Virtualization, CMS, Databases and HA. As a Sysadmin I have great experience in the following areas: SQL, CPANEL, hosting providers, DNS, DHCP, LDAP, software security testing/qa, packing for Debian and much more. For me, it would be a very grateful opportunity to work with opensource technology in your business.

    $25.00 /hr
    0 hours
    0.00