Bubble.io Team Features: Building Multi-User Collaboration Into Your App
The jump from single-user to multi-user is the most significant architectural change in SaaS. The correct team data model (Workspace + Membership + Roles), the four-step invitation flow, role-based feature access, and why UI-only role enforcement is not security.
The Jump From Single-User to Multi-User Apps
The jump from a single-user app to a multi-user team app is one of the most significant architectural changes in SaaS product development. Single-user apps are simpler: every record belongs to the current user. Multi-user team apps require workspace isolation, role-based permissions, invitation flows, member management, and activity that is visible to the right people and hidden from the wrong ones. Getting this right from the start is essential — retrofitting team features onto a single-user architecture is one of the most expensive rebuilds in Bubble development.
Workspace, Membership, and Roles
Workspace
name, owner
: text, User
member_count
: number (denormalised)
plan
: Plan
Membership
user
: User
workspace
: Workspace
role
: option set (Owner / Admin / Member / Viewer)
status
: option set (Active / Invited / Removed)
invited_by
: User
invited_at, joined_at
: date
// Current workspace on User (session context)
User
current_workspace
: Workspace (updated on switch/login)
How to Invite Team Members
Admin enters email and selects role
The invite form collects: email address and role (Admin / Member / Viewer). Validate that the email is not already a member of this workspace. Check the seat limit before proceeding.
Create a pending Membership record
Create Membership: user = empty (not yet known), workspace = current workspace, role = selected role, status = Invited, invited_by = Current User. Store the invitee’s email separately in the Membership record.
Send the invitation email with a unique token
Generate a unique token (Toolbox random string) and store it on the Membership record. Send email to the invitee with a link containing the token: yourapp.com/accept-invite?token=XXXX.
Accept page verifies token and links user
On the accept page, find the Membership where invite_token = URL parameter token. If the invitee already has a Bubble account, log them in and update the Membership: user = Current User, status = Active. If not, show a signup form, create the account, then update the Membership.
What Each Role Can Do
| Feature | Owner | Admin | Member | Viewer |
|---|---|---|---|---|
| Invite team members | ✓ | ✓ | ✗ | ✗ |
| Remove team members | ✓ | ✓ | ✗ | ✗ |
| Change billing plan | ✓ | ✗ | ✗ | ✗ |
| Create and edit records | ✓ | ✓ | ✓ | ✗ |
| Delete records | ✓ | ✓ | ⚠ Own only | ✗ |
| View all workspace data | ✓ | ✓ | ✓ | ✓ |
| Export data | ✓ | ✓ | ⚠ Role dependent | ✗ |
| Access admin settings | ✓ | ✓ | ✗ | ✗ |
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