Firmware Development Engineer

Nextpower Inc; Sorocaba; Hybrid; BRL 180,000 - 240,000; Full time

Job summary

Nextpower Inc in Sorocaba, São Paulo, BRA, is seeking a Firmware Development Engineer to design, develop, and maintain embedded firmware for microcontroller and Linux-based platforms. You will write code in C, work with RTOS, and collaborate across hardware, software, and cloud interfaces.

The role involves debugging, hardware bring-up, and contributing to Agile processes, with responsibilities spanning from feature design to integration testing in demanding field environments.

Qualifications

• Bachelor’s degree in Computer Science, Electrical Engineering, or related field.
• 5+ years of embedded software development experience using Agile methodologies.
• Proficiency in C, Git, Make, low level debugging, JTAG.
• Solid understanding of embedded systems, microcontrollers, RTOS and how software interacts with hardware components.
• Experience with microcontrollers, networking, Linux.

Responsibilities

• Design, develop, and maintain firmware and embedded software interfacing with advanced electronics controlling electro-mechanical systems.
• Write clean, efficient C code for bare metal, RTOS and embedded Linux.
• Collaborate with cross-functional teams to define, design, and ship new features and products.
• Debug and troubleshoot complex software/hardware interactions to resolve issues.
• Participate in Agile processes (sprint planning, stand-ups, retrospectives).
• Contribute to continuous improvement of Agile practices.

Skills

C

Git

Make

Low level debugging

JTAG

RTOS

Embedded systems

Linux

English

Agile

Education

Bachelor's degree in CS/EE

Master's degree (preferred)

Tools

Yocto

Buildroot

Jira

Confluence

Job description

Firmware Development Engineer### Firmware Development EngineerApply: Hybrid: Sorocaba, Sao Paulo - BRA: Full time: Posted Today: End Date: December 21, 2026 (30+ days left to apply): NX-4877**Job Description:**Nextracker's Product Engineering organization is building the next generation of intelligent embedded controllers that power utility-scale solar tracking systems deployed worldwide. We are seeking an experienced **Firmware Development Engineer** to design, develop, and maintain embedded firmware for our next-generation products. In this highly technical, hands-on role, you will develop software for microcontroller- and Linux-based platforms, enabling reliable communication, real-time control, and seamless integration with hardware, Edge computing platforms, and cloud services. Working closely with Hardware Engineering, Systems Engineering, Platform Engineering, Cybersecurity Engineering, QA, and Product Management, you will implement new features, support hardware bring-up, troubleshoot complex hardware and software interactions, and contribute to the development of robust, high-quality embedded products. This position requires strong embedded software engineering expertise combined with the ability to develop, debug, validate, and optimize firmware for mission-critical industrial systems deployed in demanding field environments. ## Key Job Responsibilities * Design, develop, and maintain firmware and embedded software that interfaces with advanced electronics controlling electro-mechanical systems.* Write clean, efficient, and maintainable code in C, in bare metal and RTOS platform, and embedded Linux.* Collaborate with cross-functional teams to define, design, and ship new features and products.* Debug and troubleshoot complex software and hardware interactions to identify and resolve issues efficiently.* Participate in Agile development processes, including sprint planning, daily stand-ups, and retrospectives.* Contribute to the continuous improvement of Agile practices within the team. ## Basic Qualifications * **Education:** Bachelor’s degree in Computer Science, Electrical Engineering, or related field.* **Experience:** 5+ years of experience in embedded software development using Agile methodologies. Strong debugging and problem-solving skills for both software and hardware-related issues.* **Programming Skills:** Proficiency in C, Git, Make, Low level debugging, JTAG.* **Technical Knowledge:** Solid understanding of embedded systems, microcontrollers, RTOS and how software interacts with hardware components. Experience with microcontrollers, networking, Linux.* **Communication:** Strong written and verbal communication skills, with the ability to work collaboratively in a team-oriented environment.* **Languages:** Fluency in English. ## Preferred Qualifications * **Education**: Master’s degree in Computer Science, Electrical Engineering, or related field.* **Experience**: + Industrial IoT, Edge Computing, or embedded product development. + Hardware bring-up and production firmware development.* **Technical Knowledge**: + ARM Cortex architectures, Embedded Linux, Yocto or Buildroot. + Industrial communication protocols (e.g., Zigbee, Ethernet, Modbus, CAN). + Secure boot, OTA firmware updates, and embedded cybersecurity fundamentals.* **Additional Experience** + CI/CD for embedded software, Jira, and Confluence. + Experience working in Agile teams and collaborating with Hardware, Platform, Cloud, and Cybersecurity Engineering teams. ## Why Join Nextpower? Innovative Environment: Be part of a team at the forefront of revolutionizing solar energy technology. Collaborate with experts passionate about driving clean and sustainable solutions to power the world. Professional Growth: At Nextpower, we encourage continuous learning and provide opportunities for professional development. Take on challenges, expand your skill set, and advance your career alongside accomplished professionals. Collaborative Culture: We believe in the power of teamwork. Share your ideas, engage in cross-functional collaborations, and contribute to a culture that values diversity and inclusiveness. Impactful Work: Join us in making a real impact on the planet by accelerating the adoption of renewable energy. Your contributions will play a crucial role in building a more sustainable future.At Nextpower, we are leading in energy transition, providing the most comprehensive portfolio of intelligent solar tracker and software solutions for solar power plants, as well as strategic services to capture the full value of solar power plants for our customers. Our talented worldwide teams are transforming PV plant performance every day with smart technology, data monitoring and analysis services.For us at Nextpower, sustainability is not just a word. It's a core part of our business, values and our operations. Our sustainability efforts are based on five cornerstones: People, Community, Environment, Innovation, and Integrity. We are creative, collaborative and passionate problem-solvers from diverse backgrounds, driven by our shared mission to provide smart solar and software solutions for our customers and to mitigate climate change for future generations.At Nextpower, we are driving the global energy transition with an integrated clean energy technology platform that combines intelligent structural, electrical, and digital solutions for utility-scale power plants. Our comprehensive portfolio enables faster project delivery, higher performance, and greater reliability, helping our customers capture the full value of solar power. Our talented worldwide teams are redefining how solar power plants are designed, built, and operated every day with smart technology, data-driven insights, and advanced automation. Together, we’re building the foundation for the world’s next generation of clean energy infrastructure.