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Staff Software Engineer - Acquiring

São Paulo, SP💼 Full-time🗓 2026-05-21 → 2026-09-26

Core

Building and maintaining high-performance transaction processing infrastructure for card payments, including authorization, capture, settlement, and fraud prevention.

Role type

Staff Software Engineer (Payments Acquiring)

Builds

Scalable APIs, async reconciliation systems, fraud engines, and data pipelines for financial transactions.

Domain

Fintech / Payments / Financial Services

Deliverable

production ML models | product features | infrastructure

Required skills

Serverless architecture, microservices, event-driven design, high-volume transaction systems, async messaging, DevOps practices, business logic translation

Preferred skills

GCP (Cloud Run, Functions, Pub/Sub), ISO 8583 protocols, card ecosystem knowledge, fraud/risk modeling, ISO 20022 standards

Technologies

GCP, Cloud Run, Cloud Functions, Pub/Sub, Cloud Tasks, Cloud Scheduler, ISO 8583, ISO 20022

Responsibilities

Design and scale APIs for the full transaction lifecycle, evolve integrations with card networks and gateways, build automated financial reconciliation systems, implement low-latency fraud engines, develop data pipelines for financial reporting, optimize cloud performance and costs, ensure system observability and incident response

Seniority

Staff, hands-on IC with strategic impact

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