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Payment APIs

Payment APIs are where partner enablement, idempotency and developer experience meet regulation. Essays here cover API surface design, local payment methods and the developer experience underneath.

Essays · 2

May 13, 2026
9 min read

RAG for Merchant Integration Support: A Production Playbook

RAG is the right starting architecture for merchant integration support, but only if the corpus is curated, the citations are mandatory and the fallback paths are designed before launch.

Apr 25, 2026
8 min read

PMBOK + Agile Hybrid Frameworks for Payments Teams

Pure Agile breaks on regulatory capital projects. Pure PMBOK breaks on product velocity. The right answer is a hybrid, and the design of the hybrid is the actual work.

Discussing senior payments product roles? Get in touch.

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Rizwan Zafar

Rizwan Zafar, Product & Program Executive. Scaling regulated fintech infrastructure in complex markets across MENA and South Asia.

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