02 / Technical atlas

Systems

The engineering boundaries beneath TravelnFlex: identity, workflow, payment state, and the platform structure that holds the product together.

04 boundaries

  1. TravelnFlex

    Booking Lifecycle

    Booking state and coordination boundaries across traveler, agency, and package workflows.

    Boundary signals

    • Booking state
    • Traveler / agency coordination
    • Package logic
    • Workflow transitions
    Inspect system

  2. TravelnFlex

    Identity & Authorization

    Authentication and authorization boundaries for stable identity, role ownership, and administrative access.

    Boundary signals

    • Authentication boundaries
    • Authorization
    • Role ownership
    • Admin identity binding
    Inspect system

  3. TravelnFlex

    Payments & Refunds

    Payment lifecycle boundaries covering gateway integration, webhook handling, and refund state.

    Boundary signals

    • Payment lifecycle
    • Gateway integration
    • Webhook handling
    • Refund state
    Inspect system

  4. TravelnFlex

    Platform & Production Architecture

    Application boundaries and production concerns across traveler, agency, and administrative surfaces.

    Boundary signals

    • Application boundaries
    • Traveler / agency / admin surfaces
    • Environment separation
    • Production hardening
    Inspect system