Senior Embedded Firmware Engineer (IoT / BLE / Wi-Fi)

About the Role We’re partnering with an innovative early-stage company revolutionizing pet health through smart, connected technology. Their product is a next-generation collar-mounted device that leverages IoT and AI to monitor pet activity, wellness, and location in real-time — helping both pet parents and veterinarians take proactive care decisions. We are looking for a Senior Embedded Firmware Engineer to join our Firmware team. If you’re passionate about low-level development and excited to shape the future of pet tech, this role is for you. Requirements 5 years of experience developing embedded firmware for IoT devices . Deep expertise in C for embedded systems. 3 years of experience with BLE modules (Nordic, STM, Silabs, or Ambiq). 3 years of experience with Wi-Fi modules (TI, Qualcomm, Espressif, or Realtek). Proficient in using version control tools and familiar with Clean Code principles and unit testing . Nice to Have Experience with LTE and GNSS technologies. Familiarity with MEMS sensors . Working knowledge of Python for scripting or automation. Benefits & Perks Home office; Flexible Hours; Competitive compensation based on experience; Career plans to allow for extensive growth in the company; International Projects; Oowlish English Program (Technical and Conversational); Oowlish Fitness with Total Pass; Games and Competitions; You can also apply here: Website: https://www.oowlish.com/work-with-us/ LinkedIn: https://www.linkedin.com/company/oowlish/jobs/ Instagram: https://www.instagram.com/oowlishtechnology/ J-18808-Ljbffr

Location: Rio de Janeiro, Rio de Janeiro, BR

Posted Date: 11/10/2025