GrannyGram
A mobile + web service that turns collaborative photo collections into physical postcards, printed and mailed to the recipient.
Key features
- Add photos from gallery or in-app camera
- Group collaboration: invite family/friends to co-create one postcard
- Integrated payments for ordering printing and delivery
- Print-ready PDF generation and integration with external printing service
My role
- Built Android and iOS apps covering the full user flow (photos, invites, creation, payment)
- Implemented collaboration/session handling and PDF rendering pipeline
- Developed parts of the admin panel for users, cards, and orders
Tech
Ionic/Cordova (mobile) - PHP (Symfony) - admin web app - PDF generation pipeline
Why it exists
To bridge digital sharing and tangible memories by making it easy to create and send real postcards, especially to less tech-oriented recipients.