IT & Networking Administrators

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Omer Rafiq

Omer Rafiq Agency Contractor

Web Design, Development, E-Commerce, Salesforce

Pakistan - Tests: 1 - Portfolio: 724

Omer Rafiq incorporated RE2QA Private Limited Company, which is an established software development company offering services to public and private sectors since 2001 (Company Operated previously as branch office of NexGen Technologies Inc. CO USA ). Omer Rafiq formed the Company RE2QA with hands on experience in requirement engineering, system architecture, design, implementation, and quality assurance. This is how we named our company “Requirement Engineering to Quality Assurance”. RE2QA is a place where delivering quality takes precedence over any other aspect of a given task. It is achieved by putting Pros with passion to deliver accurate and most efficient solution, utilizing cutting edge tools and techniques. This approach has been consistent in more than 1000 projects completed for our valued clients. In this enriching journey of 13 years, we have grown along with technological advancements, and solutions of tomorrow are developed today, in web applications, device apps, and cloud computing.

$20.00 /hr
1,408 hours

Ravi Shankar

Ravi Shankar Agency Contractor

Java | AngularJS | C++ | PHP | Software QA

India - Portfolio: 10

Argusoft is a growing software development company established in the year 2000. We are working on versatile technologies with domain expertise in Healthcare, eLearning, Banking and Finance. We have successfully implemented end-to-end projects for many clients in the USA and other countries. Specializing in Java, J2EE, PHP, AngularJS and C++ technologies, Argusoft has pioneered the concept of PaaS (Platform as a Service) model to bring the best value for our clients. Our 3rd party QA/Testing as a practice is of great benefit to organizations as they get unbiased QA done on their products.

$27.00 /hr
1,607 hours

Tarun R.

Tarun R. Agency Contractor


India - Tests: 4 - Portfolio: 135

Awesome Designs | Flawless Coding | High Conversion Rate | On Time | Quality Driven | Excellent Communication Skills | Round the Clock Availability PK Web Solutions is a new class of software concern committed to catalyzing the competence and competitiveness of its clients by helping them succeed through the power of information technology. Driven by the credo that solutions are effective only when organizational needs are accurately ascertained and aptly addressed; PK Web Solution looks upon itself as an integral part of its client’s organization. We have varied and extensive expertise in software development, web portal development, application software development, etc. PK Web Solution combines a worldwide reach with personalized service, offering a high degree of personal involvement and commitment to meet all the special and specific requirements of our clients. We are a progressive group of professionals who deliver world class solutions to our clients.

$20.00 /hr
2,045 hours

David Tran

David Tran Agency Contractor

Senior Ruby on Rails and Mobile Developer

Vietnam - Tests: 11 - Portfolio: 10

With more than 10 years in software development, I possess solid technical knowledge and skills as well as client-oriented viewpoint, "quality-driven" mindset to deliver satisfactory applications. My tech strengths include Ruby on Rails with responsive design and single-page application technologies; and iOS development skills. Also, I believe I can bring even more value to my clients by taking all steps in the software development process, from analyzing requirements to implementing and distributing to users, making me a full-stack developer. My main skills and most-used techniques: - Ruby on Rails frameworks and web development's related techniques - iOS application development - API development and integration - Strong problem solving skill - Architecture design, Database design - Infrastructure design and implementation on cloud systems ========== More details: ========== Web development: - Ruby on Rails knowledge and skill at expert level with more than 5 years from Rails 2 to Rails 4, from Ruby 1.8 to Ruby 2.3 - Deep knowledge and rich experience in implementing responsive web applications with Twitter Bootstrap and Zurb Foundation - Create great UX with single page applications by various javascript frameworks: AngularJS, BackboneJS, EmberJS, etc. - Use and customize popular gems, such as: Devise, CanCan, Paperclip, Carrierwave, Kaminari, DelayedJob, Sidekiq, etc. - Expertise in online payment domain, both regular and recurring payment with Stripe, Paypal,, Braintree - Design and implement REST APIs - Integrate with external services via APIs, such as: Google, Facebook, Active Campaign, etc. - Strong knowledge of DBMS with MySQL, PostgreSQL, MongoDB, Redis - Extensive experience in unit testing, TDD with Rspec and Cucumber ---------- DevOps: ---------- - Design infrastructure based on application and potential users with most reasonable Price/Performance metrics - Set up systems on cloud environments: Amazon Web Services, Rackspace, Digital Ocean, Linode - Automate all deployment steps with Mina, Capistrano, Docker - Troubleshoot system failures, optimize system, monitor and maintain systems ---------------------- iOS development: ---------------------- - Expertise in iOS application development with both Objective-C and Swift languages - Familiar with working with REST APIs,, and CloudKit as the back-end - Integrate iOS application with external services via APIs: Google, Facebook, Intercom, etc. - Implement payment features with Stripe,, Apple In-App Purchases for both recurring and regular payment systems - Build maps-based applications with Google Maps SDK, MapKit, Mapbox (for offline maps) - Debug and optimize iOS applications - Distribute applications for testing via Fabric, HockeyApp, Diawi, Testflight - Build applications for submission to App Store

$25.00 /hr
1,330 hours

Amir Khan

Amir Khan Agency Contractor

Python / PHP / Node.js

Pakistan - Tests: 2 - Portfolio: 16

Experienced software engineer with over 8 years of experience with computer programming. Proficiency with Python and PHP languages. Strong Windows, Linux, and UNIX administrative skills. I put emphasis on well written and well commented code. I complete projects on time, with consistent and timely written updates. I use git, SVN, Mercurial. Also, I'm expert in MySQL, MongoDB, PostGreSQL, NoSQL. I'm very much comfortable with Linux environment and work mostly in Linux.

Groups: Application Developers Alliance, Bluehost Developers and Designers

$35.00 /hr
8,163 hours

Reena Tyagi

Reena Tyagi Agency Contractor

Joomla | Wordpress | PHP | Magento | Prestashop | PSD TO HTML | CSS

India - Tests: 6 - Portfolio: 2

I have a very good expertise in almost all open source platforms which include PHP4, PHP5, Cake PHP, Xhtml, CSS, AJAX, Mysql, Joomla/Wordpress/Zencart/Os-commerce/Cubecart/Magento/MODx/Volusion/Yahoostores etc. I promise to provide high quality services and customer satisfaction.

$13.15 /hr
1,029 hours