Firmware Engineer

Staff Firmware Engineer

At Pura, we believe life is better when it smells good. Fragrance has the unique power to transform spaces, elevate moods, and create lasting memories. That’s why we’re pioneering the future of fragrance, combining cutting‑edge smart home technology with premium, clean scents to create personalized, meaningful experiences in every home.

Our journey began with two innovators, Richie Stapler and Bruno Lima, and their shared vision of revolutionizing how we experience fragrance. Since then, Pura has grown into a company that sells a fragrance every 3.7 seconds, partnering with iconic brands like Curio, Anthropologie, and Disney. We’ve been recognized as the Fastest Growing Company in Utah, and we are passionate about making scent a core part of life’s most memorable moments.

As a Staff Firmware Engineer at Pura, you will play a pivotal role in shaping the core technology that powers our innovative IoT fragrance devices. Leveraging your expertise in embedded systems, wireless communication protocols, and cloud connectivity, you will drive the development of robust and scalable firmware solutions. This is your chance to make an impact in a high‑growth company that’s redefining the way people experience scent.

• Participate in the development and optimization of firmware for IoT devices, focusing on Bluetooth/BLE, NFC, and WiFi communication protocols.
• Work closely with multidisciplinary engineering teams and product stakeholders design and deliver seamless, end‑to‑end solutions from concept to production.
• Develop and implement secure communication interfaces for cloud services, with a focus on leveraging AWS IoT Core and similar platforms.
• Develop, maintain, and optimize bootloaders and Firmware Over‑the‑Air (FOTA) update processes.
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Debug and resolve complex issues across multiple subsystems to ensure system reliability and performance.
• Drive improvements in firmware development processes, tools, and methodologies to enhance team productivity.
• Participate in design reviews and ensure firmware aligns with industry best practices and standards.
• Support regulatory compliance efforts, including FCC, CE, and UL certification processes, where applicable.

• Firmware Development and Debugging:
  Participate in the architecture, development, and optimization of embedded firmware for IoT devices, ensuring compatibility with Bluetooth/BLE, NFC, and WiFi protocols while troubleshooting and resolving system‑level issues.
• Cross‑Functional
  
  Collaboration:
  
  Partner with hardware, product design, and cloud engineering teams to deliver seamless, innovative solutions from concept to production.
• Cloud Connectivity and Security:
  Implement and maintain secure communication interfaces between IoT devices and cloud services, with a focus on MQTT.
• Bootloaders and Updates:
  Help with the design and deployment of bootloaders and secure Firmware Over‑the‑Air (FOTA) update processes.
• Process Improvement and Leadership:
  Advocate for firmware development best practices, drive continuous process improvements, and provide mentorship to junior engineers.

• Bachelors or Masters degree in Computer Science, Electrical Engineering, Electronics, Communications, or a related field.
• 10+ years of professional experience in embedded software/firmware development for IoT devices.
• Strong programming expertise in C for embedded systems.
• Proven experience with Real‑Time Operating Systems (RTOS), preferably FreeRTOS.
• Deep knowledge of Bluetooth/BLE, NFC, and WiFi protocols.
• Deep experience working with ESP
  32 family of devices.
• Hands‑on experience with other hardware platforms such as Nordic, STM, TI, or Microchip controllers.
• Understanding of encryption ciphers, security protocols, and cloud‑based IoT solutions.
• Proficiency in using GIT.
• Familiarity with PCB design principles and tools like Altium is a plus.
• Excellent problem‑solving skills and the ability to debug complex system‑level issues.
• Strong written and verbal communication skills to collaborate effectively across teams.

We’re passionate about creating spaces that inspire, elevate, and transform everyday…