Senior Embedded Firmware Engineer (ESP32)

Location: Remote within Canada; candidates must reside in Canada and have proper Canadian work authorization. The role may require travel within the US for client engagements.

Base compensation: $126,500 CAD annually, commensurate with experience. Variable compensation is up to 10% annual performance bonus.

Company

hirify.global is a distributed technology consultancy that develops efficient, scalable connected-device solutions for commercial, industrial, and consumer products from pilot through production.

What you will do

• Design, develop, and maintain production firmware for ESP32-based connected devices using ESP-IDF.
• Bring up hardware and integrate drivers for sensors, actuators, LEDs, and other peripherals.
• Implement BLE provisioning, Wi-Fi connectivity, secure AWS IoT Core communication over MQTT, and reliable OTA updates with rollback and staged rollouts.
• Debug issues across firmware, hardware, wireless, and cloud layers using tools such as JTAG/SWD, logic analyzers, and protocol sniffers.
• Collaborate with hardware engineers, contract manufacturers, mobile teams, and backend teams on provisioning, telemetry, device data models, and production readiness.
• Support EVT/DVT/PVT hardware builds, FCC certification, firmware CI/CD, test tooling, and technical documentation.

Requirements

• 5–8 years of professional embedded or firmware engineering experience in C/C++.
• Significant production experience with Espressif ESP32 and ESP-IDF, including RTOS-based development, OTA updates, low-level drivers, and interfaces such as I2C, SPI, UART, ADC, and GPIO.
• Hands-on firmware experience with BLE, Wi-Fi, wireless connectivity, provisioning flows, and protocol-level interoperability debugging.
• Experience connecting devices to AWS IoT Core using MQTT over TLS, certificate-based authentication, and device state synchronization.
• Experience integrating sensors, actuators, and peripherals and translating technical specifications into production-quality firmware.
• Must reside within Canada, hold proper Canadian work authorization, and be able to travel within the US as needed. Visa sponsorship is not provided.

Nice to have

• Experience with Nordic nRF platforms, nRF Connect SDK, Thread, Zigbee, Z-Wave, or BLE Mesh.
• Embedded security experience with secure boot, flash encryption, key management, device attestation, and secure firmware updates.
• Experience with firmware CI/CD, automated test harnesses, Python test tooling, Protocol Buffers, or open-source ESP-IDF contributions.
• Experience working with contract manufacturers, factory flashing, EVT/DVT/PVT builds, FCC certification, and OTA rollout strategies.

Culture & Benefits

• Fully distributed work environment with collaboration across remote and in-person settings.
• Dedicated project assignment to support focus and minimize context switching.
• Group RRSP match with employer contributions of 4% of annual income.
• Extended healthcare, dental, and vision insurance.
• Professional development stipend, MacBook Pro, cell/internet stipend, home office equipment stipend, and annual team retreat.