Summary:

Remote Crew is looking for a Senior Embedded Software Engineer to join a cutting-edge company developing interactive IoT devices and in-store technologies that transform the retail experience. The team designs, builds, and operates connected devices that bridge physical retail and digital intelligence, from smart fragrance dispensers to computer vision systems that capture in-store behavior and insights.

You’ll be part of a small, multidisciplinary R&D team working across electronics, firmware, 3D design, and mobile/backend development. This is a hands-on, product-oriented role for an experienced engineer passionate about embedded systems, Linux, and connected devices that blend hardware and software innovation.

Salary: Up to €55k/year

Location: Remote (Portugal)

What You’ll Do

Design, develop, and maintain firmware for IoT devices based on microcontrollers (C/C++) and embedded Linux (Yocto framework)
Work on the evolution of our products, transforming it into an open-source SDK supporting ESP32, Rockchip, and Raspberry Pi architectures
Collaborate with external software development teams (apps built with Flutter) and internal teams on system integration and performance optimization
Improve existing products, enhancing firmware, communication protocols, and reliability
Contribute to the development of new IoT prototypes for retail innovation (BLE- and MQTT-connected devices)
Ensure stability, scalability, and maintainability across all embedded systems
Collaborate closely with product and hardware engineers to ensure seamless integration between software and electronics
Apply best practices in version control, code reviews, and DevOps automation (testing, deployment, containerized workflows)

What We’re Looking For

7+ years of experience in embedded software development
Deep expertise with C/C++, embedded Linux, and Yocto
Strong understanding of computer architecture and prior experience working with Linux Kernels
Experience with BLE and MQTT communication protocols
Familiarity with Azure Cloud and microservices-based architectures
Experience creating or maintaining SDKs for embedded or IoT devices
Pragmatic, product-focused mindset, you care about functionality, reliability, and user impact more than code abstractions
Solid knowledge of version control (Git), code reviews, and automated build/test pipelines
Curiosity for new technologies, continuous learning, and modern development practices
Team-oriented and comfortable collaborating across hardware, software, and mobile environments
(Nice to have) PhD in Embedded Systems or related field
(Nice to have) Experience with Flutter, Raspberry Pi, or Rockchip development