InvariantSolutions: Open source project development company - A company with resources having more than 10 year of industrial expertise in web development using open source technologies: We are a web development company who are experts in development of websites and web applications in Retail, Education, Travel, Ad management space using open source technologies like PHP, My SQL, Apache, Linux which is called LAMP stack. We are also experts in developing REST based applications using LAMP as back end and Object oriented java script frameworks like Angular, Backbone, J query etc. to build front end technologies. We are also experts in Responsive Web design (RWD) and Single page applications(SPA). We adept to any new frameworks or development architectures at faster rate to meet our technological requirement and ensure that we are competent in this space.