Senior Ruby on Rails Developer (IoT Integrations)

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior Ruby on Rails Developer (IoT Integrations) based in Brazil. This is a senior engineering opportunity focused on building robust backend systems that connect software applications with physical devices and IoT ecosystems.You will own backend architecture across multiple projects, setting technical direction for connected-device integrations and cloud communication.The role combines Ruby on Rails expertise with IoT protocols, high-volume telemetry, real-time processing, and distributed systems.You will design scalable APIs and data architectures while helping ensure reliable device-to-cloud communication in production environments.As a technical leader, you will guide engineering standards, mentor developers, and serve as an escalation point for complex cross-layer issues.You will also collaborate directly with clients, firmware teams, and hardware stakeholders to turn technical requirements into practical delivery plans.This role is ideal for an experienced engineer who enjoys solving complex infrastructure challenges and working at the intersectio... Click Apply to read the full job description.