Web Mobile Software Dev Freelancers

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  1. Karolina D.

    Karolina D.

    Visual Designer | UI/UX Designer

    Germany - Last active: 1 day ago - Tests: 4 - Portfolio: 11

    Apart from pixel perfect design aesthetics, in my work, I focus on design principles and User Centered Design process. I believe that humans by nature enjoy simple, and easy to use things, thus simple and clean design is my goal. I like to bring harmony and organize things in a proper order. I am experienced in many forms of design, however my current passion is to create beautiful interfaces and great experiences. I am a fast-learner and hard worker. I keep up with the latest design trends, and love to learn new things. I am interested in UX and Interaction design and constantly broaden my knowledge in those fields.

    $44.44 /hr
    597 hours
    4.88
  2. Bilal Siddiqui

    Bilal Siddiqui

    Java and XML consultant

    Pakistan - Last active: 1 day ago - Tests: 1

    I am an electronics engineer, XML consultant, technology evangelist, and frequently published technical author. After graduating in 1995 from the University of Engineering and Technology, Lahore, I began designing software solutions for industrial control systems. Later, I turned to XML and built web- and WAP-based XML processing tools, server-side parsing solutions, and service applications. Since 2006, I have focused exclusively on Java- and XML-based open source tools and solutions. A strong advocate of open source tools, I not only design solutions based on them but also train software and IT personnel at Lahore universities in using open source technologies. I am the author of JasperReports 3.6 Development Cookbook (Packt Publishing, 2010). Please see my following articles that I've been writing to display my work. Data visualization, Part 1: Visualize browsing metrics with SVG and D3 http://www.ibm.com/developerworks/opensource/library/os-dataviz1/index.html?ca=drs- Data visualization, Part 2: Use D3 component layouts http://www.ibm.com/developerworks/opensource/library/os-dataviz2/index.html Bonita for business process management, Part 1: Configure a simple workflow http://www.ibm.com/developerworks/opensource/library/j-bpm1/index.html Bonita for business process management, Part 2: Configure forms and variables http://www.ibm.com/developerworks/library/j-bpm2/ Integrate social networks into BPM, Part 1: Collect Twitter data http://www.ibm.com/developerworks/library/j-sb1/ Integrate social networks into BPM, Part 2: Add Twitter data to CRM http://www.ibm.com/developerworks/library/j-sb2/ XML Canonicalization http://www.xml.com/pub/a/ws/2002/09/18/c14n.html http://www.xml.com/pub/a/ws/2002/10/09/canonicalization.html Integrating healthcare services, Part 1: Using an Enterprise Service Bus for healthcare https://www.ibm.com/developerworks/java/library/j-hsb1/index.html Integrating healthcare services, Part 2: Using Apache ServiceMix as a Healthcare Service Bus https://www.ibm.com/developerworks/java/library/j-hsb2/ Design XML schemas for enterprise data https://www6.software.ibm.com/developerworks/education/x-schemadata/x-schemadata-a4.pdf Build configurable workflows with WS-BPEL and IoC, Part 2: Developing and hosting BPEL workflows http://www.ibm.com/developerworks/java/library/j-bpel-ioc2/index.html Deploying Web services with WSDL, Part 1: Introduction to Web services and WSDL http://www.ibm.com/developerworks/library/ws-intwsdl/ Securing Java applications with Acegi http://www.ibm.com/developerworks/library/j-acegi1/ Web Services Security, Part 1 http://www.xml.com/pub/a/ws/2003/03/04/security.html Web Services Security, Part 2 http://www.xml.com/pub/a/ws/2003/04/01/security.html Implementing XML Encryption in Java http://www.xml.com/pub/a/ws/2004/04/21/wss4j.html

    $35.00 /hr
    546 hours
    4.96
  3. Glenn Dixon

    Glenn Dixon

    WordPress/Genesis/Shopify Developer

    United States - Last active: 15 days ago - Tests: 2 - Portfolio: 4

    I’ve been using WordPress since 2005 and actively doing client work since 2012. I am very familiar with the Genesis Framework and the Cobalt Apps tools Dynamik and Extender. I have recently expanded into customizing Shopify sites and themes. As an independent developer I excel at the following: * Converting your design into a WordPress site, using the Genesis Framework (or theme of your choice) * Setting up and/or customizing your Shopify site * Making sure your site works on all devices, from smartphones to widescreen desktop monitors * Custom fields, post types and page templates * Site installations * Theme customizations * Site migrations * Backups * Security checks and monitoring I will communicate with you frequently. You'll never have to wonder about the status of your project. I'm intimately familiar with cPanel and DigitalOcean droplets and most shared hosting and VPS server configurations. More importantly, I'm very good at troubleshooting and understanding software platforms. If I can't take care of a task, I'll let you know right away.

    $50.00 /hr
    110 hours
    4.62
  4. Michael B.

    Michael B.

    Expert Linux SysAdmin/DevOps

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

    Linux user and administrator with 20 years of experience. Focused on Debian and Debian-based distributions, but also comfortable with RPM-based ones such as CentOS and other Red Hat derivatives. Excellent understanding of networking. Regularly manage sizable installations of LAMP-stack servers, as well as more contemporary engines and development languages such as Node.JS, Python and to an extent Ruby. Solid working knowledge of the tools of the trade such as git, orchestration and management systems like ansible and fabric, various monitoring and metric gathering solutions (Nagios-like, Graphite, others). Regularly manage hundreds-of-gigabytes production installations of MySQL (mostly Percona builds); familiar with PostgreSQL, Redis, MongoDB. Good working knowledge of Amazon Web Services (multiple subsystems, including but not limited to EC2, S3, DynamoDB, RDS, SNS, ElastiCache).

    $40.00 /hr
    25 hours
    5.00
  5. Predrag Novakovic

    Predrag Novakovic

    Front-end Developer

    Serbia - Last active: 2 days ago - Tests: 3 - Portfolio: 9

    Hello! I've been in the web industries for over 7 years, also I'm a Msc. Graphic engineer and designer. I'm very ambitious and keen to get new knowledge and also to improve my skills on daily bases. Thrilled to work on interesting projects with good people and make this world more awesome. My expertize is "hard-core" clean HTML5, CSS3 and jQuery, also working all the way in SCSS for much faster CSS processing (few times faster then writing straight CSS). I'm in love with all the fancy stuff like CSS3 animations and transitions, Responsive design - Bootstrap3, Parallax effects, Arabic RTL styling... You can check some of my latest Front-end work in my portfolio. Give me any PSD and enjoy the output I can provide. Looking forward to work with you.

    Groups: Pro Web Designers

    $38.89 /hr
    156 hours
    4.98
  6. Umamaheshwara gupta K.

    Umamaheshwara gupta K.

    Experienced Java and Hadoop Developer

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

    • Having 5+ years of experience as a programmer in web based application Development using java ,J2EE ,Bigdata, Hadoop ,hive ,HDFS, Mapreduce and Spark • Having good hands on experience in J2EE application model to develop web based solution using Spring ,Servlets, JSP. • Having good hands on experience in MVC model development using Struts and Flex frameworks. • Worked in both Agile and waterfall modal development • Passed 1Z0-851 Java Standard Edition 6 Programmer Certified(Sun certified java programmer) • Experience in Health Care domain

    $30.00 /hr
    208 hours
    4.96
  7. Pavel Zindyaev

    Pavel Zindyaev

    Linux Administrator / Windows Administrator / DevOps

    Russia - Last active: 5 days ago - Tests: 8

    Hi, I am Linux/Windows system administrator I have more than 10 years experience with things like: - Virtualization: VMWare ESX - Web Servers: Apache, Nginx - Database servers: MySQL, PostgreSQL - Optimization high-loaded web services based on Apache, Nginx, MySQL - Telephony: Asterisk, 3CX - Building High Availability systems: HA, drbd, haproxy, heartbeat - Network Administration: VPN, firewalls, building secure network architecture - Any kind of e-mail servers, DNS servers - Configuration management: Puppet, Chef - Windows Administration: Active Directory, MSSQL, Group Policies, Dynamics CRM - LDAP: OpenLDAP, ApacheDS - Continuous integration: maven, Jenkins/Hudson, TeamCity - Development: Java, Python

    $33.33 /hr
    264 hours
    4.92
  8. Roman Gulyaev

    Roman Gulyaev

    Scala Developer

    Russia - Last active: 1 day ago - Tests: 2 - Portfolio: 2

    Hello my friend! Over 10 years of experience in different technologies. I can develop any Scala application. Check out my projects at http://roman-gulyaev.ru/ or portfolio. I would be happy to put my experience in your projects and help you. Frameworks: Playframework; Android: Android Studio, gradle; Java Core: sbt, maven, Scala, Actors, Java, Multithreading, Collections, API, etc; Core web: JSON, XML, CSV, HTML/CSS, JavaScript, Jquery; IDE: IntelliJ IDEA, NetBeans, Eclipse; VCS: Git; SQL, MongoDB; Best regards, Roman

    $33.33 /hr
    120 hours
    5.00
  9. Teddie W.

    Teddie W.

    PhoneGap Expert

    Hong Kong - Last active: 1 day ago - Tests: 5

    Thanks for visiting my profile Over 5+ years, I have worked with Phonegap, HTML5, JavaScript and responsive mobile web application. I am working as independent freelancer. So I always look forward to a long-term relationship with my clients. This makes me do my best for every project to satisfy them whether it is big or small. -My Expertise * Phonegap, Cordova, Trigger.io, Appery.io, Crossplatform, Hybrid Mobile application * Google MAP, Bing Map, HTML5, CSS3, jQuery web application * Media query, Bootstrap, LESS, SASS responsive web design. * Angularjs, Ionicframework, Lungo, Kendo UI * PHP and Wordpress, Mysql * Parse.com, Firebase, Node.js * Git, Bitbucket, Github, Jira, Heroku -My Ability 1) I am able to work 50+ hours per week, even weekend. 2) I am able to communicate anytime via mail, skype 3) I can show my work progress every day.

    $33.33 /hr
    184 hours
    5.00
  10. Sarkis V.

    Sarkis V.

    Sr. Software Engineer / Sr. DevOps Engineer

    United States - Last active: 1 month ago - Tests: 2 - Portfolio: 1

    Up to date experience and credentials on my linkedin profile: http://linkedin.com/in/sarkisvarozian I love helping individuals and businesses: * provision, migrate, maintain new servers * establish and maintain infrastructure * deployment and configuration management processes and procedures * continuous integration processes My experience as a Sr. Software Engineer first and eventually into DevOps/Systems Engineering helps me make better architectural decisions and much easier to grasp newer more software engineering centered DevOps standards and practice. I have experience with the following: * Programming Languages: python, ruby, php, perl, html, javascript * Linux Distributions: archlinux, ubuntu, debian, centos, rhel * Config Management: chef, puppet, salt, ansible * Web Servers: nginx, apache, lighttpd * Ruby on Rails: unicorn, foreman * Deploy Automation: capistrano, fabric * Process Management: runit, monit, god I also have a good knowledge of web applications from front end (mostly using jQuery, html, html5) as I originally started out as a web application developer. Sometimes I write on my blog: http://blog.sarkis.io

    $70.00 /hr
    60 hours
    5.00