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Tax Stamp Management System 

Helping licensed manufacturers submit compliant orders 28% more successfully by simplifying complex regulatory workflows.

28%

Increase in Orders Success Rate

Less

Errors & Support Calls

More

Trust in Compliance

Target Users

licensed manufacturers and distributors (alcohol, tobacco, beverages, textiles)

Timeline

7 months

Category

B2B SaaS

Team

1x CTO & PM
5x Engineers

1x QA

1x UX Designer & Application Consultant

I led end-to-end product design and acted as application consultant, modelling regulatory workflows, translating complex requirements into user stories and roadmaps, collaborating with compliance, security, and engineering, and supporting UAT, pilot rollout, documentation, and user onboarding.

  • Design: Adobe XD

  • Product/Backlog: Atlassian, Aha

  • Research/Validation: user interviews, UAT pilots

  • Delivery: demo videos, training decks

Problem

Users had to navigate complex pricing logic, product classifications, and compliance rules with little system guidance.

User Pain Points

This resulted in:

  • Low order success rate

  • High rework and correction time

  • Increased operational cost

  • Heavy helpdesk dependency

Technical Constraints

Discovery

To understand real ordering behaviour, I conducted:

 

  • Interviews with operations and fulfilment staff

  • Reviews of failed and corrected orders

  • Analysis of QA reports and error logs

  • UAT pilots with real users

  • Stakeholder workshops on edge cases

Key Insights that guided the decisions:

  • Users relied on memory for complex rules

  • Cart visibility was a major pain point

  • Category mistakes were common

  • Registration complexity caused abandonment

  • Mobile users faced higher error rates

Key Decisions

1. Order Totals Were Hard to Track

Insight

 

Users lost awareness of quantities and pricing during long orders.

Decision

Designed a persistent cart with real-time totals and quick editing.

Impact

Reduced abandoned orders and supported a 28% increase in successful submissions.

Error Prevention (guardrails and disabled submission until valid), Efficiency of Use (fewer corrections and rework).

 2. Stamp Categories Were Confusing

Insight

Domestic and imported stamps were frequently misclassified.

Solution

 

Introduced visual product cards with images and color-coded category tags.

Impact

Minimised classification errors and reduced compliance-related support tickets.

  • Recognition over Recall – show information and options visually so users can identify the right choice without remembering details.

  • Consistency – keep layouts, colors, and interactions predictable across the product to reduce learning effort.

  • Affordance & Signifiers – design elements so their purpose is obvious (e.g., cards look clickable, color tags signal category).

3. Registration Was Overwhelming

Insight

Compliance-heavy onboarding discouraged new users.

Decision

Created a guided, step-based registration flow with clear progress indicators.

Impact

Improved onboarding completion and lowered early-stage drop-off.

  • Progressive Disclosure – reveal complex information step-by-step so users only see what’s needed at the moment.

  • Clarity & Hierarchy – organize content visually (size, color, layout) so the most important actions and data stand out first.

  • Cognitive Load Reduction – simplify screens and break tasks into smaller chunks so users can understand and act without feeling overwhelmed.

Outcome

How I Worked?

Mapped user flows

1. Align & Frame

Mapped regulatory rules with compliance and operations teams.

2. Observe & Research

Analysed failed orders, conducted interviews, and ran UAT pilots.

3. Model the System

Documented pricing logic, approval paths, and edge cases.

4. Structure & Strategise

Defined category hierarchy, cart behaviour, and validation rules.

5. Design & Test

Prototyped flows in Adobe XD and validated with users.

6. Ship & Improve

Supported QA, rollout, training, and post-launch refinements.

© 2026 by Rameen.

13344, Berlin

Germany

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