Top Upwork Freelancers

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  1. Giang Le

    Giang Le

    Full-Stack Groovy/Grails Developer

    Vietnam - Last active: 2 days ago - Tests: 5 - Portfolio: 3

    Full stack developer with lots of experience in Grails, Java, J2EE, Hibernate, Spring, Struts, SpringBoot. Professional and academic background on architecting and building Multi-Tenant Software as a Service. I am a member of jcabi team. jcabi is a collection of small and useful Java components, which are not big enough to make their own projects. (http://www.jcabi.com/) I am also proficient in making bots,web crawlers, email scrapers , automation tasks based on selenium web driver/htmlunit and jsoup. I have been heralded as the "bot master" by various clients I have worked with due to my outstanding performance in automation jobs. My skill sets include: * Languages: Java, Groovy, SQL, C, Ruby, CSS, HTML, JavaScript, PHP * Frameworks Grails, Bootstrap, Ruby on Rails, Hibernate, Hadoop, Spring, SpringBoot, YII, Laravel * Libraries/APIs Java Collections, jQuery UI, jQuery, JAX-RS, Google Gson, JavaMail, Amazon API, Asterisk-Java, Selenium, HTMLUnit, Jsoup * Databases: - Relational: Mysql, PostgreSQL, Oracle, DB2; - NoSQL: Redis, Memcached, SimpleDB; In my case, I enjoy working with small businesses and individual decision makers to provide architectural and custom business solutions that help my clients resolve mission-critical problems, grow their business, and improve their revenue stream and profitability.

    $33.33 /hr
    5,952 hours
    5.00
  2. Dan C.

    Dan C.

    Expert PHP/JavaScript developer & AWS solutions architect

    Romania - Last active: 3 days ago - Tests: 13 - Portfolio: 4

    I am a full stack software engineer specialized in building PHP / JavaScript based web applications. I'm also focused on cloud computing, more specifically on AWS (Amazon Web Services). In my experience in software development, I have played a key role in planning, architecting, building, releasing & maintaining software products. In 2012, I cofounded Sitedity, a start-up based in Brasov, Romania that provides a website creation platform for small businesses and individuals (SaaS). Here are some of the technologies that I'm focusing on: PHP / JavaScript / CoffeeScript / HTML5 / CSS3 / RDBMSs (MySQL, PostgreSQL, SQLite, etc.) / NoSQL DBs (Redis, MongoDB, etc.) AWS / EC2 / S3 / CloudFront / DynamoDB / SimpleDB / RDS / CloudFormation

    $65.00 /hr
    1,766 hours
    5.00
  3. Maksim Kudrytski

    Maksim Kudrytski

    Senior UX/UI Graphic Designer

    Belarus - Last active: 7 hours ago - Tests: 4 - Portfolio: 3

    my skype: maksim.kudrytsky I was working in game dev for 2 years, timemanagement companies for 3 years. I'm a founder of the game company Fatenation. Artist and developer http://fatenation.com, also it's available through the appStore. I have a good experience in design of SAAS and any other human interface systems, design for mobile os games and commercial apps. I'm working with HTML, DHTML, Angular, MySQL, JAVASCRIPT, CSS I also have some experience in the following areas: SQL, Ajax, Wpf, OOP, SQL SERVER, .NET, DELPHI and software design and testing.

    $27.78 /hr
    3,301 hours
    5.00
  4. Oleg Vakheta

    Oleg Vakheta

    Go/Golang/Perl/MySQL/JavaScript Developer, Linux Administrator

    Ukraine - Last active: 25 days ago - Tests: 9

    I love Go, Perl and Linux )) Have more then 7 years experience in Perl developing, more then 2 years in Go and I'm also passionate Linux administrator. Now I'm concentrated in developing for Web, using Go, Perl+fastcgi+nginx. I made many parsers, system scripts, web systems. My main directions in work: - Go (Golang), Revel, Martini, pure "net/http" for handling routes; - Perl developing ( web systems, scrapers/parsers, system scripts ); - Web developing, using: Perl, Javascript, Jquery, Ajax, HTML, CSS; - Linux administration; - MySQL server and queries optimization for high loading systems; - PostgreSQL - queries optimization, writing functions, triggers; - security audit; - SEO. I am open for new knowledge and critique.

    $27.78 /hr
    1,605 hours
    4.62
  5. Tanmoy S.

    Tanmoy S.

    Web Developer | Android Developer

    Bangladesh - Last active: 1 day ago - Tests: 13 - Portfolio: 2

    Greetings. I'm basically a programmer working with Web & Android application development over 8 years. I've strong knowledge on OOPHP/MySQL/MongoDB/JavaScript (jQuery)/Node.js and CMS on those like WordPress and Joomla. For MVC, I work with PhalconPHP and Laravel. I developed at least 600 WordPress based website which included different themes, plugins, custom themes & plugins development, custom field/meta/taxonomy/cron etc. Using Laravel & Phalcon, I developed more than 100 high-end applications. I'm very skilled in REST API based projects. I develop API as well, JSON/XML or SOAP whatever needed. I'm working as an Android and iOS developer since 2011. I'm highly skilled in SQLite Database, HTTP/Socket connection, File, Media, In-App Purchase, Google Play Licensing, Camera, Location, Sensors etc. based projects. I use Java for Android Development, Swift for iOS. I'm an expert in managing servers. CentOS (Mainly any RPM based distros) and Debian is my first preference. Hence I prefer Nginx for performance. Mongodb for large application server. in AWS services like Beanstalk, Private Cloud, Amazon SES, EB Storage, Route 53, RDS, Amazon DynamoDB I've excellent knowledge. I deployed over 50 application in AWS EB. For my expertise, dedication and hard work, I always got great feedback from client. What you're still waiting for? Just hire me to get your project done.

    Groups: Application Developers Alliance, AWeber...

    $33.33 /hr
    1,670 hours
    5.00
  6. Alex German

    Alex German

    Web Programmer. PHP/MySql, Ajax, HTML5/CSS3, Wordpress CMS

    Ukraine - Last active: 2 days ago - Tests: 8 - Portfolio: 7

    I am currently looking for the full time/part time PHP/MySQL programming job for a company or individual and would like to get committed for a long term collaboration with a reliable service buyer. Experienced in the following areas: - PHP - MySQL - Ajax - Java Script - XHTML/CSS Frameworks: - Symfony - YII - Kohana - CodeIgniter CMS: Wordpress, Prestashop Also: Linux, Apache, MVC, SVN, GIT, Mantis/Jira/Redmine

    $38.89 /hr
    8,799 hours
    4.99
  7. Megh S.

    Megh S.

    Microsoft Dynamics CRM Techno Functional Consultant

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

    A Certified Microsoft Dynamics CRM Consultant with extensive 8+ years of experience in Microsoft Dynamics CRM implementations in different business verticals like Healthcare, Agrochemical, travel, Real estate, Retails, Banking, Insurance. CRM Versions: 1. CRM 2013 online/on-premise 2. CRM 2011 online/on-premise 3. CRM 4.0 on-premise Certification: • Microsoft Dynamics CRM 2011 Applications • Microsoft Dynamics CRM 2011 Customization and Configuration • Microsoft Dynamics CRM 4.0 Applications • Microsoft Dynamics CRM 4.0 Installation & Deployment • ITIL V3 Foundation Certification • Expertise in implementing CRM solutions to help companies to become more productive using Microsoft CRM as a development platform. • Strong experience in Plug-in writing, custom workflow development, Javascript coding, HTML programming,sharepoint integration, Webservice integration, SSRS reporting. • Experience migration from CRM 4.0 to 2011 and to CRM 2013, migration of legacy system to CRM system. • Strong experience in system & business analysis, designing, implementation, system migration & development of business applications using N-tier architecture with Microsoft Dynamics CRM 2011/4.0 • Advanced skills in integrating and implementing Microsoft Dynamics CRM 2013/CRM 2011/4.0 with Asp.net, C#, XML, HTML, JavaScript, SQL and Oracle Connectors using ADO.NET applications • Providing training on MS CRM (Basic/Advanced) to End users, new comers. • Complete problem solving and troubleshooting abilities I’m well versed with: • Business and Requirement Analysis • Plug-g, Workflow, Outlook & Web service Integration development • System & UI Design • Customer Interfacing • Project Management Thanks Mac

    $30.00 /hr
    1,480 hours
    4.26
  8. Adrian R.

    Adrian R.

    Senior PHP5 / Zend Framework / Symfony / Doctrine developer

    Romania - Last active: 1 day ago - Tests: 5

    ExpertRating Certified PHP5 Professional with GPA4 and a percentage which hold the top position for a couple of years. Results oriented application developer focused on delivering high quality code and solutions. Over ten years of intensive work in the web development industry. Experienced with all aspects of building large-scale web based applications. Genuine interest in technology, eye for detail and analytical mind. Up to date with best practices and latest technologies at every level of development. Passion for PHP.

    $55.00 /hr
    7,748 hours
    4.96
  9. Andrew O.

    Andrew O.

    Graphic & Web Designer

    Ukraine - Last active: 3 days ago - Tests: 4 - Portfolio: 56

    Hi there, I'm Andrew from Ukraine and I'm a creative graphic, web, interface, logo, mobile app (iPhone/iPad, Android) designer with a portfolio that you can see below. Ok, I'm also a Brainbench certified Adobe Photoshop guru, photo retoucher and icon/SVG illustrator with freehand drawing experience. Expert in PSD to HTML/CSS conversion (mockup to markup slicer). WP themes coder. Providing high quality website graphics, logos, UI/UX, icons design, vector illustration, photomanipulation, cross-browser XHTML/jquery coding at oDesk for 5 years. If you still read this heap of keywords you'd probably consider me a SEO expert... but no, I just can make a nice clean-coded google-friendly website for you.

    $18.00 /hr
    4,844 hours
    4.71
  10. Andrii K.

    Andrii K.

    System Administrator

    Ukraine - Last active: 1 day ago - Tests: 5 - Portfolio: 5

    Last 6 years I have engaged in system administration using Apache2, Nginx, PHP, Perl, Python and MySQL including sites for startup companies and small businesses. extensive experience in the deployment of sites and projects of varying complexity, and I am seeking opportunities help you to build your business. I have great experience in: - Linux maintaince/troubleshooting: Debian, CentOS, Gentoo, Ubuntu, RHEL etc - Apache2 + Nginx, Nginx + PHP-fpm, Nginx + PHP-fastcgi, MySQL, Varnish, Memcached. - Linux serverside: iptables, rsync, Bind, OpenVPN, - Mail: Exim, Dovecot, Postfix. - Cloud Hosting: Digitalocean, RackSpace, Amazon (EC2, AWS, S3), Linode, GoDaddy - Hosting providers : Softlayer, Hetzner. - Backup/Migration - Hosting panels : Plesk, whm\cPanel, ISP , DirectAdmin, Virtualmin - Virtualization: Xen, KVM, OpenVZ, Proxmox - Monitoring: Zabbix, Munin, Cacti, Nagios - CMS : Wordpress, Drupal, Magento, Joomla, CS-Cart

    $30.00 /hr
    1,991 hours
    4.99