Integration Engineer (Node.js / Python) – Senior (Brazil / Argentina)
Integration Engineer (Node.js / Python) – Senior Remote (Brazil / Argentina) | Hybrid (São Paulo) Full‑time English C1+
About the roleWe’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
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 comfortable working with real‑world complexity.
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