Fintech Product Managers and System Architects
Designing the backend logic for a new digital payment platform's fee engine
Use cases
About
The LIMIT_FEE mind map template is a comprehensive technical framework designed for fintech product managers and system architects to manage transaction boundaries and service charges. Covering 156 nodes across a structured logic flow, this LIMIT_FEE cheat sheet provides a blueprint for digital wallet systems, specifically addressing 'E-wallets' and 'Mobile Money' accounts. The template maps out the relationship between user identification levels and service packages, detailing how 'Customer_info_rank' and 'Map_rank' interact to determine specific user benefits. It serves as a technical reference for configuring complex fee structures, including fixed fees, percentage-based fees, and tiered pricing models. By utilizing this LIMIT_FEE template, teams can standardize their 'Rank_history' logging and automate the transition between different service tiers based on account verification status.
Terms and ConditionsWhen to use this template
Compliance Officers and Business Analysts
Auditing existing user rank transitions and fee calculation rules for compliance
Engineering Leads and Technical Trainers
Onboarding new developers to the wallet system's account tiering architecture
How to use this template
Step 1
Import and Review Structure
Open the .xmind file in Xmind to view the five core branches starting from the 'Hạn mức và phí' root node.
Step 2
Define Your Fee Logic
Navigate to the 'Limit and fee' branch and replace the placeholder cases with your specific fixed or tiered pricing rules.
Step 3
Map User Rank Transitions
Customize the 'Thay đổi rank' section to reflect your platform's specific online and offline account verification requirements.
Frequently asked questions
The LIMIT_FEE template is designed to help fintech professionals configure and visualize the logic behind transaction limits and service fees. It specifically focuses on how user ranks, account types (like E-wallet or Mobile Money), and verification levels determine the specific fee structures and limits applied to a customer's account.
The template categorizes fees into two primary structures: Case 1 covers simple fixed and percentage-based fees, while Case 2 addresses more complex scenarios involving tiered or 'step' fees combined with fixed rates. This allows for flexible configuration based on transaction volume or value.
Yes, the 'Rank_history' branch is dedicated to logging transitions. It includes data fields for 'Old_rank', 'New_rank', 'Actor', and 'Channel', ensuring a full audit trail for every time a customer's service tier is updated manually or automatically.
Absolutely. While the template uses specific terms like 'Mobile Money' and 'Package_VNP', all 156 nodes are fully editable in Xmind. You can adapt the rank names, fee percentages, and account types to match your local regulatory requirements and business model.
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