We are recently working with 360 degree images/videos with Ricoh Theta S. Gained lot of insights on VR and Google Cardboard. You can rely on us. If you want we can sent you a demo app.
Relevant Skills and Experience
Front-end: Native Java/iOS coding OR PhoneGap (for hybrid app).
Back-end/Server-end: AWS, Google Cloud Platform and Firebase.
UI/UX: Dedicated experienced designer.
Proposed Milestones
₹2000 INR - Project analysis, Agreement, Flow design
₹20222 INR - Application development and feature implementation
Provide more details.
"a simple rectangle object in it, that includes a camera preview" - explain.