Software Developer SR | Full Stack IoT Embarcado.

Accountabilities

• Design, develop, and maintain software solutions that integrate wired and wireless devices into automation systems.

• Investigate, diagnose, and resolve complex issues involving embedded systems, software behavior, and device integration.

• Participate in the architecture, design, and implementation of control devices based on Embedded Linux.

• Develop and enhance embedded applications using modern C++, preferably C++17 or later, alongside Python and MicroPython.

• Work with Linux-based embedded platforms, including the Linux Kernel, device drivers, and Yocto-based environments.

• Implement and maintain CI/CD pipelines and automated workflows for embedded devices, using tools such as CMake, GitLab Runner, LAVA, or equivalent technologies.

• Develop and integrate IoT communication protocols, including MQTT, CoAP, and HTTP.

• Collaborate with international, multidisciplinary engineering and product teams to define requirements and deliver effective technical solutions.

• Contribute to open-source and inner-source projects, following collaborative development practices and upstream contribution standards.

• Apply test-driven and behavior-driven development practices to improve software quality, reliability, and maintainability.

• Participate in agile development processes using Scrum and/or Kanban.

• Maintain technical documentation covering source code, APIs, system architecture, and implementation decisions.

• Contribute practical engineering solutions through hands-on development, analytical thinking, and continuous technical improvement.

Requirements

• Solid professional experience in software engineering for embedded systems.

• At least five years of experience in object-oriented software development, preferably using modern C++17 or later.

• Strong experience with Embedded Linux, including Yocto, Linux Kernel, and device drivers.

• Practical experience developing software for microprocessors and embedded platforms.

• Proficiency in Python and/or MicroPython, particularly for embedded applications and automation.

• Experience implementing CI/CD workflows for embedded devices using tools such as CMake, GitLab Runner, LAVA, or similar solutions.

• Knowledge of IoT communication protocols, including MQTT, CoAP, and HTTP.

• Experience with Git and continuous integration tools such as GitLab CI/CD and/or Jenkins.

• Familiarity with real-time operating systems (RTOS).

• Experience using Docker in development or deployment workflows.

• Knowledge of test-driven development (TDD) and/or behavior-driven development (BDD).

• Familiarity with agile methodologies, particularly Scrum and/or Kanban.

• Advanced or fluent English proficiency, both written and spoken, is mandatory for effective collaboration with international teams.

• Strong analytical, troubleshooting, and problem-solving abilities.

• Excellent communication and interpersonal skills, with the ability to work effectively across multidisciplinary teams.

• A hands-on, proactive mindset and the ability to translate real-world challenges into practical, reliable technical solutions.

Nice to have:

• A degree in Computer Science, Computer Engineering, Electrical Engineering, Information Technology, or a related discipline.

• Experience with building automation systems.

• Knowledge of BACnet and KNX protocols.

• Familiarity with additional fieldbus protocols, such as Modbus and DALI.

• Experience with project management.

• Willingness to take on additional responsibilities, such as Scrum Master or Product Owner.

Benefits

• Compensation: The job description lists a monthly remuneration of R$ 15,600. A broader advertised range of R$ 15,600–R$ 18,000 is also shown, so the final amount should be confirmed during the hiring process.

• Contract type: Ongoing independent contractor arrangement under the Brazilian PJ model.

• Fully remote work: Work remotely from Brazil.

• International exposure: Collaborate with global teams in a multidisciplinary engineering environment.

• Technical challenge: Contribute to a complex, high-impact project involving embedded systems, IoT, and automation technologies.

• Collaborative development: Work with open-source and inner-source components while applying modern software engineering and agile practices.