Senior Software Engineer (Node.js)

Important: This role is open only to candidates currently living in Mexico or Latin America. Applications from other regions will not be considered.

Join MagmaLabs, a leading provider of expert software engineers dedicated to helping companies achieve their goals across diverse and impactful industries. We are actively seeking a seasoned Senior Software Engineer (Node.js) to join our fully remote team.

About the Role

Are you a seasoned Backend Engineer passionate about building reliable, secure, and scalable systems with Node.js?

As a Senior Software Engineer (Node.js), you will take ownership of architectural decisions, lead backend initiatives, and ensure best practices across high-traffic APIs, SaaS platforms, and distributed systems. You’ll balance delivery speed with long-term maintainability, performance optimization, security, and observability.

Your contributions will directly impact system reliability, developer productivity, and business scalability.





If you thrive on solving complex backend challenges using modern JavaScript/TypeScript ecosystems, we want to hear from you.

Responsibilities
- Lead the architectural design, development, and continuous evolution of scalable backend applications using Node.js (preferably with TypeScript).
- Design and implement RESTful and/or GraphQL APIs with clear versioning, validation, documentation, and error-handling standards.
- Optimize database performance (primarily PostgreSQL), including schema design, indexing strategies, query tuning, and transaction management.
- Implement asynchronous processing, background jobs, and event-driven workflows using modern queue or messaging systems.
- Design resilient integrations with third-party APIs and services (timeouts, retries, circuit breakers, monitoring).
- Ensure code quality and reliability through automated testing (unit, integration, and contract tests).
- Participate in code reviews, maintain high engineering standards, and

📌 Senior Software Engineer (México)
🏢 Magmalabs
📍 México