@RakeshCodeLab

Rakesh Bhandarkar

@RakeshCodeLabNagpur, IndiaJoined July 2026

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Sr. Tech Lead writing practical, production-focused articles on .NET, React, AWS, Azure, Kubernetes, Microservices, Software Architecture, System Design, Cloud Engineering, and scalable application development.

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Rakesh Bhandarkar's blogs

Engineering Failure Labsrakesh-code-lab.hashnode.dev2 posts

CommerceFlow:

What I’m building, how an order moves through the system, and the engineering problems shaping the architecture CommerceFlow is an order-processing platform I’m building from the ground up. The starti

2Sep 24 · 11 min readrakesh-code-lab.hashnode.dev

Implementing Idempotency Correctly in Payment Gateways

Duplicate transactions are one of the most common failure modes in distributed payment systems. In this article, we’ll explore how idempotency works, why atomic writes matter, and how to implement a p

Jul 17 · 6 min readrakesh-code-lab.hashnode.dev

Rakesh Bhandarkar

About

Available for

Rakesh Bhandarkar's blogs

CommerceFlow:

Implementing Idempotency Correctly in Payment Gateways

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Rakesh Bhandarkar

About

Available for

Rakesh Bhandarkar's blogs

CommerceFlow:

Implementing Idempotency Correctly in Payment Gateways