Staff Engineer – Issuing at CloudWalk

Company: CloudWalk

Location: São Paulo

Type: FULL_TIME

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Job Description

<div>At CloudWalk, we are building the core infrastructure behind our credit card operation — from authorization to clearing — handling real-world financial transactions at scale.</div> <div>&nbsp;</div> <div>This is not a typical backend role.</div> <div>&nbsp;</div> <div>You will work on systems where latency matters, correctness is critical, and failures have real impact.</div> <div>&nbsp;</div> <div>The Role</div> <div>You will design and build the systems that authorize, process, and reconcile transactions in real time — ensuring performance, correctness, and security at every step.</div> <div>Our stack is heavily based on Rust, and we operate with full ownership of the issuing flow, including authorization, clearing, and ledgering.</div>

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