Top Upwork Freelancers

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Daniel Gonzalez

Daniel Gonzalez developer

Canada - Portfolio: 5

I possess a strong understanding of Internet technologies, cloud computing, data management and database concepts. I am able to conduct and participate in every phase of the software development lifecycle to deliver secure, scalable and optimized technical solutions. I am able to provide technical coaching, business process re-engineering, technical architecture solutions. I specialize in the platform and its products, including the Sales, Service and Marketing Clouds, but also have strong experience in Heroku using Java and Ruby. I am also very fluent with technologies like jQuery, Amazon Web Services, Google App Engine, Android, C#, Node.js.

$111.11 /hr
308 hours

Eddie J.

Eddie J.


United States - Tests: 1

Hello, I'm an expert level dev who is proficient with JavaScript, PHP, Flash AS2/AS3, and Ruby on Rails. I have fundamental web skills in HTML, CSS, and also newer technology like JQuery and HTML5. I made my first website at age 13 and continued writing code for 16+ years. I have strong knowledge in a number of internet technology related fields like Linux systems, networking, and application interfaces. Most of my formal education is related to business, so I have strong communication skills and knowledge of money systems including some eCommerce. Check out my company website for examples of my work.

$44.44 /hr
1,960 hours

Laurence Taylor

Laurence Taylor

Server & Desktop Virtualisation Specialist

United Kingdom - Tests: 3

Expert infrastructure architect and delivery specialist for virtualisation, desktop delivery and Microsoft Office 365. Thirteen years of experience working with Fortune 500 companies in highly complex and secure IT environments. I began my career within a managed service provider, working my way from a support position, consulting, project delivery to becoming CTO of the company. I managed a client base of over 500 servers and 7,000 endpoints. I drove the technical direction, designed solutions and lead a team of 13 delivery specialists. I hold certifications in Microsoft, VMware, Citrix, EMC and Labtech technologies. Core Skills: • VMware vSphere & Site Recovery Manager (SRM) • VMware View & Horizon • Citrix Xenapp & Xendesktop • Citrix Netscaler & Access Gateways • Exchange & Office 365 • SAN Storage - HP P2000 | P4000 | Dell EqualLogic | EMC VNX • Backup Products (Veeam, Backup Exec, Shadow Protect) • Kaseya | Labtech | Connectwise I am a native English speaker, extremely trustworthy and reliable. I can also be client facing having worked with various industries such financial, insurance, retail and professional service organisations.

95% Job Success
$30.00 /hr
345 hours

Eugene S.

Eugene S.

Technical Analyst

Ukraine - Portfolio: 10

- Specifications and manuals writing - Constructing different types of diagrams (e.g. Site Map, Data Flow, Database structure diagrams, etc.) according to the project process analysis - Consistent use of standardized procedures & tools across the support space with clearly defined performance goals - Data visualization, deployment and use of technology solutions such as analytic applications and data mining - Evaluation and assessment of project tasks - Performing deep analysis of support requests to identify the most efficient solutions to client issues - Developing and writing User Manuals for Web applications - Translation of various types of documentation

$20.00 /hr
204 hours

Nazar S.

Nazar S.

Full Stack Java Developer

Ukraine - Tests: 5

I am Oracle Certified Java Web Developer and I guarantee that the work I do won't be finished till you are 100% satisfied with the result. If you'll have any issues with my code - I will fix it for free. I do the work first and only if you are fully satisfied - we start a contract. This ensures that you pay for a perfect work. Skills: [Java Core, J2EE, OOP, OOA, OOD, OOM, TDD, UML, HTTP, FTP, TCP/IP, UDP, SMTP, Web Services, REST, Ant, Maven, Tomcat, Bamboo, DHC, SQLyog, Design Patterns, JSP, JSTL, Velocity, VTL, Servlet API, JDBC, Selenium, JUnit, jMock, Mockito, PowerMock, JAXB, Guava, Quartz Scheduler, Lucene, Atlassian SDK, Groovy, JMA, Spring framework, Hibernate, JPA, JTA, SLF4J, Log4j, Reflection API, NIO.2, SQL, PL/SQL, HQL, (X)HTML, HDOM, XML, JSON, CSS, JavaScript, AngularJS, D3, SVG, RegExp, AJAX, JQuery, JQuery-UI, YUI Compress, TagCanvas, CKEditor, i18n, l10n, JSF, Facelets, RichFaces, PrimeFaces, PrettyFaces, Tomahawk, SVN (TortoiseSVN), Git (SourceTree), Liquibase, PostgreSQL, MySQL, Oracle, MongoDB, JIRA, Mantis, Stripe API, Streak API, Linux, Scrum, Objective-C, X-code, IntelliJ IDEA, Eclipse, NetBeans, 0xDBE, Linux, english (written/spoken, intermediate level), Soft skills.] Interests: Gaining new professional skills and mastering them to perfection - that's my way. I am one of these lucky people whose work is their hobby, interest and passion. Personal qualities: Openness to new ideas and concepts, positive attitude, possibility to work independently or as a part of team, honesty, responsibility.

91% Job Success
$20.00 /hr
70 hours

Jawad A.

Jawad A.

ROR,PHP/MySql, AJAX Developer

Pakistan - Portfolio: 5

I'm an experienced and ambitious developer looking for a challenging new role in the IT industry with the opportunity to work with the latest technologies on challenging and diverse projects. Experience in front end development technologies including advanced HTML/XHTML, XML/XSLT, CSS, DHTML, JavaScript (cross-browser and cross-platform compatibility), AJAX , JQuery , PHP , MYSQL , WORDPRESS , CodeIgniter , Yii , Laravel, Ruby on Rails and Different API's) Demonstrated understanding of web usability, web accessibility standards, web 2.0 technologies and design principles.

$11.11 /hr
18 hours

Ilesh Malani

Ilesh Malani

Openerp Developer

India - Tests: 1 - Portfolio: 1

I am a freelancer who have a good expert of OpenERP industry. I have worked on OpenERP 6, 7 and the last release OpenERP 8(odoo) for more then 2 year. I am sure that I can do all things of your requirements and know how to release a good product for you. Believe on me and you will have the best result!

$17.78 /hr
21 hours

Nitesh V.

Nitesh V.


India - Tests: 11 - Portfolio: 4

I love to code and to build stuff. I love creating the most powerful and robust applications and I love polishing them to be as close to perfection as possible. I have 7+ years of experience in developing stand alone applications and web applications using Java, J2EE, Spring, Hibernate, Struts, JSP, Servlets, Restful webservices, SOAP webservices, JavaScript, Jquery, Sql and JUnit. I have experience in using development tools like Eclipse, IntelliJ, Netbeans, Git and building tools like Ant and Maven. Skills: Java Technologies: Java, J2EE, Jdbc, Servlets, JSP, Spring, Struts, Hibernate, JPA, Restful and SOAP Web Services, Jersey, SLF4J, jUnit, Maven, Jboss, Tomcat, Jetty etc. Databases: MySQL, MongoDB, PostgreSQL. Version Control Systems: Git, SVN. API Integration : PayPal, Google, Amazon Web Services.

94% Job Success
$20.00 /hr
328 hours

Puneet Kaur Sidhu

Puneet Kaur Sidhu

1300+ hours --- Expert Web Designer and Developer.

India - Tests: 4 - Portfolio: 2

Thanks for visiting my profile. I have 7 years of IT experience with top organizations . My job experience is mostly aligned to Web development/design and Java technologies. I posses extensive experience in following technologies. FrontEnd :- HTML5, CSS3, Javascript, Jquery,Bootstrap,Google Maps,Facebook api,AngularJs,AJAX. BackEnd:- Java,JSP,Servlet,JSON and MySql database. I have exposure to various stages of the SDLC :including Requirement gathering , Design, Development, Testing and Debugging of software. I have hands-on in both front end and back end coding.I have experience working with some esteemed and fortune listed customers. I am hardworking, sincere and committed to my work.

100% Job Success
$16.70 /hr
1,368 hours

Sergey Golovchenko

Sergey Golovchenko

DevOps/System/network administrator

Ukraine - Tests: 3

My goal is providing only hight quality service. If you have any IT task - ask me, and I'll provide complex solution. Filed of my expierence covers, but not limited to: OS: varios Linux (Ubuntu/Debian/CentOS and other), FreeBSD SCM: Puppet Web servers: Apache, Nginx Database servers: Mysql and clones, Postgresql Monitoring: Nagios, Zabbix (preffered),Cacti Virtualization: Openvz, XEN and XenServer, KVM Cloud services: AWS, Rackspace Scripting: bash, python. Mail servers: postfix, dovecot, exim, sendmail and many others Networking: standard network services (DNS, DHCP, Samba, SVN/Git, http proxy, jabber, VPN, backups, monitoring etc), firewalls and routers (iptables, iproute, VLAN, bridging, bonding, BGP, OSPF), different hardware (Cisco, Extreme networks, mikrotik and many other) PS: This list isn't full, as long lists looks ugly :) Also I'm very interesting in development/DevOps task's, especially python development.

86% Job Success
$35.00 /hr
295 hours