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

Oowlish Technology; Porto Alegre; Teletrabalho; BRL 120.000 - 160.000; Tempo integral

Resumo da oferta

A leading software development company is seeking a Senior Embedded Firmware Engineer to join their Firmware team. The role focuses on developing firmware for IoT devices, optimizing power consumption, and collaborating on innovative pet health technology. Candidates should have over 5 years of firmware experience, familiarity with BLE and IoT protocols, and the opportunity for flexible remote work and professional growth.

Serviços

Home office

Flexible Hours

Competitive compensation based on experience

Career plans for growth

International Projects

Oowlish English Program

Oowlish Fitness

Games and Competitions

Qualificações

• 5+ years experience in firmware development for IoT devices.
• 3+ years experience with BLE modules from Nordic.
• Experience implementing SPI, I2C, and UART on NRF devices.

Responsabilidades

• Collaborate with clients to develop firmware for IoT devices.
• Optimize power consumption for battery-powered applications.
• Implement IoT protocols over LTE-M.

Conhecimentos

Firmware development for IoT devices

Experience with BLE modules from Nordic

Power optimization for battery-powered devices

Experience with IoT protocols

Experience with LTE-M/NB-IoT modules

Extensive usage of WiFi and BLE

Descrição da oferta de emprego

Join Our Team

Oowlish, one of Latin America's rapidly expanding software development companies, is seeking experienced technology professionals to enhance our diverse and vibrant team.

As a valued member of Oowlish, you will collaborate with premier clients from the United States and Europe, contributing to pioneering digital solutions. Our commitment to creating a nurturing work environment is recognized by our certification as a Great Place to Work, where you will have opportunities for professional development, growth, and a chance to make a significant international impact.

We offer the convenience of remote work, allowing you to craft a work-life balance that suits your personal and professional needs. We're looking for candidates who are passionate about technology, proficient in English, and excited to engage in remote collaboration for a worldwide presence.

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 experience in firmware development for IoT devices
• 3+ years experience with BLE modules from Nordic:
• Experience with both nRF5 SDK 17.1.0 and nRF Connect SDK 3.1.1
• Power optimization for battery-powered devices
• Experience implementing SPI, I2C and UART on NRF devices
• 3+ years experience with ESP32S3 and/or ESP32C6
• Experience implementing power optimization techniques (ULP, deep/light/modem sleep)
• Extensive usage of WiFi and BLE on ESP devices for IoT applications, using protocols like MQTT, CoAP, HTTP and LwM2M
• 3+ years experience with LTE-M/NB-IoT modules from Quectel and U-blox/Trasna
• Experience optimizing for different power optimzations like PSM and eDRX
• Experience with IoT protocols over LTE-M (MQTT, CoAP, HTTP and LwM2M)

Nice to Have

• Experience with other common MCUs (STM32, NXP LPC, PIC, AVR)
• Experience with GNSS technologies
• Experience with MEMS-based sensing technologies

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/