Geo-based Traffic project: Continuing a Web AND App development!!

Media4u implements innovative IT and multimedia projects for its own marketing. We are currently developing a sophisticated, new, geo-based web service in the area of transport/traffic/telematics/automotive. In this case, additional development support is needed very soon for a long-termed cooperation. A go to market should be done with release 1 as quick as possible. State of project: * web frontend/backend: ~90% of release 1. Max version: release 1. * mobile app: ~65% of release 1. Max. version: release 7. * planned go to market date (finish of release 1): 4 months at full team size. Team attributes: * future size: 1 web and 2 app developers * project owner and project manager: me * Scrum master: me or locally * team manager, quality control: locally These are the qualification criteria to share at this challenging traffic project: * Programming: Android (iOS welcome). Alternatively or both: JavaEE, Spring MVC, AngularJS. Very helpful: OpenCV, view for good usability and design. * Technologies: Tomcat, Hibernate, Maven, GIT, Linux server, … * Soft skills: good Scrum experiences; good understanding of project's idea (purpose-oriented thinking, details are self-explaining); fast comprehension; structured, logical thinking; highly interested in this kind of project/topic and experienced in (geo-based) technology/features. * Constellation: single, independent developer(s) preferred. Good alternative: highly professional, qualified, managed team of an offshore company. * Payment: fair monthly rate, working by milestones, profit participation possible. * Communication: good and clear English, Skype, Whatsapp, email. Understanding of German (project) documents welcome. App technology: Working with platform independent, native technologies (Xamarin, Qt) not excluded, especially in place of iOS. So a global knowledge about possible app development technologies would be very helpful! Next possible steps (in case of general qualification): 1) Explaining to you the project idea (brochure, samples) 2) Your rough evaluation of four of the project challenges 3) After NDA: Discussing the milestones (project management platform: Youtrack) 4) Review of our release 1 task sheet and source codes 5) Basic estimation of it by candidate 6) Settle of contract (milestone-based payment)