GDP

A group-contribution platform for coordinating members, payments, approvals and communication in one shared system.

Product build · Private

The problem

Contribution groups coordinate money, membership decisions and communication across fragmented channels.

Financial actions need visible rules, clear approvals and a shared record that members can understand.

The product must support community coordination without losing the human context behind each group.

Groups, membership, contribution activity and messaging form the core product model.

Approval workflows make consequential group actions explicit rather than hiding them inside informal conversations.

Firebase architecture supports authenticated, shared application state and real-time coordination.

Translated community contribution behavior into actors, permissions, states and approval flows.

Designed the product architecture across groups, payments, messaging and shared records.

Developed the application experience around clarity, trust and coordinated action.

A private product build presented at the workflow and architecture level; no public adoption or transaction claims are made.

People participate through authenticated group membership.

Contribution and approval logic defines what can happen next.

Payments and decisions create a shared operational record.

Messaging keeps financial coordination connected to group context.

Membership, contributions and approvals represented as explicit product states.

Messaging and shared group context sit beside financial activity.

Firebase-backed authentication, data and real-time application behavior.

Product Engineer · Systems Designer

Multi-member workflows, Approvals, Shared records

Firebase architecture, Authentication, Real-time data

Payment journeys, Group communication, Permission-aware UI