Top Upwork Freelancers

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  1. Mihail K.

    Mihail K.

    UNIX/Linux administrator

    Belarus - Tests: 5

    I love UNIX! I love one-line shell scripts! I work with Debian, RedHat, HP-UX. Little with OpenSolaris and FreeBSD. I have experience in creating and supporting monitoring systems based on Zabbix and Nagios (several tens of servers with different OS). I am well familiar with network protocols and tools for testing and troubleshooting (wireshark, tcpdump, nmap, traceroute, etc.). I have experience in creating secure VPN tunnels based on OpenVPN, IPSec, L2TP/IPSec, GRE and PPTP. I was installing and configuring lighttpd, apache httpd, nginx, exim4, dovecot, samba, OpenLDAP, etc. I have experience with creating mail servers used in hosting company for many customers. I was working with virtualization Xen, KVM, VMware. Have experience with cloud services like Amazon EC2. I have experience in installing and configuring Oracle 10g, 11g, PostgreSQL, MySQL.

    $16.67 /hr
    88 hours
    4.97
  2. James Woodmancy

    James Woodmancy

    Umbraco/.NET Developer

    United Kingdom - Tests: 1 - Portfolio: 2

    Umbraco Certified Level 1 and 2 10 years experience in web development London digital agency experience working on many high profile sites including Bupa,Channel 4,The Prostate Cancer Charity and Mencap. All built using the Umbraco CMS. My Core skills include Umbraco, ASP.NET, C#, SQL, AJAX, JQUERY/JavaScript/JSON, XML/XSLT/XPATH, MVC, Entity Framework I am originally from the UK living in Taiwan so I am a native English speaker.

    $48.00 /hr
    1,673 hours
    5.00
  3. Dhruv Pandey

    Dhruv Pandey

    Software Development Expert

    India - Tests: 2

    I’m highly proficient in software on various niches. Over the past few years I’ve built a huge exposure while communicating with other clients with special reference to software development either web based or desktop based applications. "I’m a self-starter and my goal is to provide an upright work that deems to satisfy my clients." I am expert in software development/maintenance. I have more than 9+ year experience in software track with using HTML, CSS, JQurery, Javascript, SQL Server 2005-08, Asp.net, Asp.net MCV3/4, Ado.net, C# etc.

    $12.22 /hr
    3,013 hours
    5.00
  4. Vladimir Pavlov

    Vladimir Pavlov

    Expert Web Developer - PHP/MySQL/AJAX/CodeIgniter/Jquery

    Ukraine - Tests: 1 - Portfolio: 2

    I'm experienced PHP Developer (8+ years) in IT industry. I'm looking for opportunities to work with possible clients for challenging projects using PHP/Mysql, PHP OOP programming, AngularJS, Ajax, RESTful API Implementation, Data Visualization, jQuery etc. I know it's frustrating to work with flakes, frauds and poor communicators; that's why I'm dedicated to reliability, clear communication and professionalism. I hope you to understand that your project is important to me and deserves my attention and dedication. I have powerful skills in PHP, MySQL, AJAX, javascript. Known frameworks php: Codeigniter, Kohana, Symfony2 Known frameworks js: Angular.js I create and upgrade corporate billing system. Development softwares for SetTopBoxes. Creating Samsung SmartTV apps. I have beginner knowledge on android sdk. Knowledges on creating multithreading php scripts knowledges on node.js. Development standalone service on node.js for contol multicast channels. Mysql database administration and etc. Thanks, for your attention!

    $15.00 /hr
    102 hours
    5.00
  5. Maninder Singh

    Maninder Singh

    Web developer

    India - Tests: 6 - Portfolio: 4

    Hi! I'm Maninder. A young, Indian web developer with a passion for perfection. I can create a modern website that's stunning, fast, and cost effective. I have 2 years of experience with responsive design using multiple frameworks, particularly twitter bootstrap. I also have strong hand over asp.net mvc, c#, jquery, javascript and sql, I also have experience in third party controls like Kendo UI, Telerik, DevExpress. I consider asp.net mvc my main strength, and I use it as the basis of my projects whenever possible.

    $11.11 /hr
    146 hours
    4.94
  6. Manya B.

    Manya B.

    Expert Freelance Software Developer with salesforce & Java Experience

    India - Tests: 3 - Portfolio: 2

    Over the past 1.5 years, I have developed a variety of Salesforce applications within the tenure of my Corporate experience. My core competency lies in complete end-end salesforce development project, and I am seeking opportunities to develop many more salesforce development projects. I also have some experience in the following areas: java, SQL, OOP, and UI.

    Groups: salesforce.com

    $14.44 /hr
    10 hours
    4.93
  7. Eddie Kasper

    Eddie Kasper

    Imagine Building and Managing an Online Business

    United States - Portfolio: 4

    Since 2004, my wife and I have been developing innovative web design, e-Commerce, marketing and sales technologies for many of the internet's top and emerging businesses, enabling our clients to tap into new revenue opportunities while downsizing their operational expenses. We offer a full range of custom technologies geared towards getting the most out of online business. Our clientele consists of small start-up businesses to mid-size to larger companies that have been established for years.

    $44.00 /hr
    16 hours
    4.97
  8. Yuliyan Tsvetkov

    Yuliyan Tsvetkov

    Advanced linux administrator and system automator

    Bulgaria - Tests: 6 - Portfolio: 1

    In the world of 24/7 available services, giving to the customer best stable and optimized Linux environment is the primary role of every System Administrator, my role too. I've 5 years of experience in automation, installation and maintenance of Linux servers based on RHEL, CentOS, Fedora, Debian and Slackware distributions. Also I'm managing a lot of live servers for the biggest Telcos in the Middle east and Africa using new technologies, and also proven old ones.

    $22.22 /hr
    219 hours
    4.68
  9. Akshay Mehta

    Akshay Mehta

    Java/J2EE/Spring/NodeJS/AWS/Web Crawling/Apache SOLR developer

    India - Tests: 5

    I'm an expert Java engineer with 5+ years professional experience, and focused on OO technologies. I have an extensive background in large-scale desktop, web based systems. My core competency lies in end to end design/development of Web/SOA architecture. Expertise in full Software Development Life Cycle (SDLC) including Software Architecture, Object Oriented programming, Data structure & Algorithm, Database Design, J2EE Security, Encryption, Troubleshooting. ------------------------------------------------------------------------------------------------- Technologies: Core Java, Multi-Thread, Memory Management, Servlets, Web Crawling, JavaBeans, JDBC, Spring 3.0, Web Services (REST and SOAP), SAX and DOM Parsers, Apache Lucene, Cloud-AWS (EC2, S3, SES), Java Sockets, STUN, NAT, JMS, XML/XSD/JAXB/Apache XML Beans, Apache SOLR, JPA Web Technologies: HTML, JavaScript, AngularJS, JQuery, Bootstrap, Node JS Development Environment(IDE): Eclipse, IntelliJ and Webstorm Web/Application Servers: Tomcat , WebLogic, Jetty, JBoss Mobile Technologies: Android RDBMS: Oracle, MySQL, MongoDB Platforms: Windows, UNIX, LINUX Testing Tools: Junit 4.x Version Control: SVN, GIT, CVS Methodologies: Agile Methodology, Scrum, Kanban Build Tools: Ant 1.7, Maven 2.x, Gradle ------------------------------------------------------------------------------------------------ I'm looking for challeging projects with strong believes in best practices to participate What you can expect from me: * Quality work (heavy testing, best practices, readable and maintainable code) * Short response time (actually I'd even prefer daily conference calls via skype) * Good speaking English * Responsibility for tasks/project I work on. * Seamless integration with your current team What would I expect from you: * Clear task definition * Easy communication * Adequate and in-time payment Keywords: JAVA, J2EE, Concurrent Programming, Spring, Cloud, Web-crawler,AWS (S3/SES/EC2/RDS/SQS), SOAP, REST, Apache SOLR, JAXB, MySQL Payment Terms : 20% released after First Milestone Delivery 30% released after Second Milestone Delivery 30% released after Third Milestone Delivery 20% released after Final Delivery

    $20.00 /hr
    340 hours
    5.00
  10. GM Roland Agreda

    GM Roland Agreda

    Linux System Administrator

    Philippines - Tests: 2

    Hello, Equipped with years of experience, dedication, knowledge and expertise, i am confident i can be of great value to your company. I am very good at Wordpress and able to design/build and maintain a website, also do some SEO I have enough work experience with linux server, networking and system security, 8 years of experience with linux servers, i'm expert on push scripts, sandbox to production file push, and data retrieval, my previous job was senior system administrator to a bit-coin mining company. I have many experiences with web-hosting company and launching 3-5 sites daily, i am well experienced in WHM/Cpanel/WHCMS and DNS, i have knowledge with wordpress and drupal, and mail configuration MX settings. I love doing server maintenance, and i am available 24/7, i am used to using a staging system is to have a staging and production site, i am well experience on that method, last time i have program a cron job script to push the dev files to sandbox every 4hrs, the developer working on the dev site and no need to FTP to send to sandbox, i had it automatic push, then when the files is on Sandbox QA check the files before manually push to production server, also "manual push" but server side click only 1-2 sec done... Database and Files....

    $6.67 /hr
    181 hours
    4.98