CareerPlan

Senior Software Engineer, Backend

BrazilRemoteFull-time2026-11-04 → 2026-11-10
Hybrid

Core

Building the back-end for an AI-native private bank serving affluent business owners, handling card processing, issuing, and core ledgering of financial transactions.

Role type

Senior backend software engineer (financial services)

Builds

Financial products and services including card processing, issuing, and transaction ledgering

Domain

Fintech / Banking / Payments

Deliverable

production ML models

Required skills

NodeJS, TypeScript, server design, architectural patterns for scalable systems, cloud platforms (AWS/GCP/Azure), modular monoliths, microservices, API design, observability, on-call incident response

Preferred skills

Mentorship, technology framework design, data-driven decision making

Technologies

NodeJS, TypeScript, AWS, Google Cloud, Azure

Responsibilities

Architect services and data models for financial growth, own end-to-end problems from API contracts to metrics, lead by example and mentor engineers, drive best-in-class technology frameworks, be on-call for incident resolution

Seniority

Senior, hands-on IC with mentorship