Integration Engineer (Node.js / Python) - Senior:
Remote (Brazil / Argentina) | Hybrid (São Paulo)
Full-time
English C1+

About the role

We’re looking for a Senior Integration Engineer to design and build integration systems that connect complex platforms and services in real-world environments.

You’ll work on backend systems that handle data exchange, APIs, and integrations with external platforms, ensuring reliability, scalability, and performance.

This is a hands-on engineering role with strong ownership, focused on building systems that are critical to day-to-day operations.

What you’ll do
- Design and build integration systems and backend services
- Develop and maintain APIs (REST / GraphQL)
- Integrate with third-party systems and external platforms
- Handle asynchronous workflows, queues, and distributed systems
- Monitor, debug, and improve system reliability
- Participate in incident resolution and system improvements
- Collaborate with engineering and product teams
- Contribute to code reviews and technical discussions

What we’re looking for




- 5+ years of experience in backend engineering
- Strong experience with:
- Node.js / TypeScript
- Python
- Experience building and maintaining APIs
- Solid understanding of:
- async patterns
- queues and messaging systems
- error handling and observability
- Experience with databases:
- PostgreSQL
- MongoDB
- Strong problem-solving skills and ownership mindset
- Fluent English (C1+), required for daily communication)

Nice to have
- Experience designing GraphQL APIs
- Experience working on integration-heavy systems
- Experience in high-growth or startup environments
- Experience in regulated industries (healthtech, fintech, etc.)

Work model
- Remote (Brazil or Argentina)
- Hybrid option in São Paulo (Brazil)
- Full-time

Note

This role requires hands-on experience building and maintaining backend systems in production environments. We are looking for engineers who take ownership of what they build and are comfo

📌 Integration Engineer (Buenos Aires)
🏢 Talent Connect
📍 Buenos Aires