Senior Python Backend Engineer, Financial Systems

📋 Description

• Build production-grade Python services and multi-tenant initiatives for AI-assisted platform
• Develop integration backbone for payments, identity, e-signature, and real-time data with
• Design and evolve rules engines and runtimes enabling quick product launches.
• Develop migration/data-import systems moving companies onto the platform with zero loss.
• Scale batch-processing for settlement runs, document pipelines, and reconciliation.
• Design public APIs serving the customer ecosystem with reliable contracts.

🎯 Requirements

• Bachelor’s degree or higher in Computer Science or related field.
• 5+ years building web apps/backend systems with Python; financial domain experience preferred.
• 3+ years SQL databases (MySQL/PostgreSQL) with data modeling/processing.
• 3+ years building SaaS/cloud solutions; Django or similar Python framework.
• 2+ years building/consuming APIs for financial transactions.
• Strong backend architecture, API design, distributed systems in production SaaS.

🎁 Benefits

• Fully remote position for candidates located in Brazil or Argentina.
• Long-term independent contractor engagement.
• Opportunity to work at AI-assisted software engineering forefront.
• Hands-on exposure to AI development tools and agentic workflows.
• Work on complex financial infrastructure impacting real-world transactions.
• Opportunity to build production AI agents and intelligent systems.