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Case study

Case study: TTP integration in NexGO terminals

We designed and implemented an in-person payment solution on NexGO terminals to give operations more continuity and the technical team a clearer view of the flow.

Esteban Castiblanco Moncaleano

Author

Esteban Castiblanco Moncaleano

Co-Founder / CTO

Published: October 5, 2025

Client

Integración de terminales NexGO

Industry

Payment enablement

Core service

Digital transformation

What changed

An in-person payment flow implemented on Android terminals

Operational impact

Stronger control over payment event operations

What was left ready

Architecture prepared for a wider rollout

Context

The operation needed robust Android terminals to support in-person collections with better traceability.

Challenge

The challenge was connecting TTP services with Smart POS terminals while keeping transaction continuity in field operations.

Technical solution

We integrated TTP services into NexGO terminal workflows with transaction-state controls and operational monitoring.

Stack and integrations

  • TTP services for in-person collection flows
  • NexGO Smart POS terminal integration
  • Transaction state handling and operational retries

Outcomes

  • An in-person payment flow implemented on Android terminals
  • Stronger control over payment event operations
  • Architecture prepared for a wider rollout

How this kind of work fits inside Framework OND

Results like this do not depend on technology alone. They also depend on how the problem is defined, how scope is organized, and how deliveries are validated. That logic is documented in our working methodology.

1. Understanding the problem and business context

The team stops debating symptoms and starts working on a concrete need.

2. Scope and practical plan

Business and technology teams share the same expectation around time, priority, and next delivery.

3. Functional and technical design

The project enters build with less ambiguity and fewer late corrections.

Frequently asked questions

Why use NexGO terminals for enterprise in-person payments?

They provide Android Smart POS capabilities suitable for integrated field payment operations.

What does a strong TTP implementation improve?

It can improve operational continuity, payment-event traceability, and the path to adding more service points.

Facing a similar challenge?

Tell us what you want to improve. We can work through which parts of this case apply to your operation and what a realistic first step could look like.