Senior Embedded Firmware Engineer

Senior Embedded Firmware Engineer - Remote - Canada Join to apply for the Senior Embedded Firmware Engineer - Remote - Canada role at FullStack About FullStack FullStack is the most transparent IT talent network, connecting highly skilled individuals with top global companies and Silicon Valley startups for remote, on-demand projects. We focus on building a trusted, high-performance network where talent can thrive in a positive, respectful, and supportive environment. By prioritizing transparency, fair opportunities, and professional growth, we empower our engineers to deliver their best work while collaborating with innovative teams worldwide. Offering life-changing opportunities for talented software professionals across the Americas. Enhancing highly-skilled software development teams of hundreds of the world’s greatest companies. Our 4.2-star rating on Glassdoor. Our client Net Promoter Score of 68, twice the industry average. We’re Most Proud Of Offering life-changing opportunities for talented software professionals across the Americas. Enhancing highly-skilled software development teams of hundreds of the world’s greatest companies. Our 4.2-star rating on Glassdoor. Our client Net Promoter Score of 68, twice the industry average. The Opportunity You will integrate directly into our client's team and work alongside their existing designers and engineers on a daily basis. What We're Looking For 5+ years of professional experience as a Firmware Engineer or Embedded Systems Engineer. Advanced English is required. Successful completion of a four-year college degree is required. Strong hands‑on experience developing embedded firmware using C and C++. Proven experience working with ESP32 platforms, with a strong preference for ESP32‑C6. Solid understanding of microcontroller architecture, memory management, interrupts, peripherals, and real‑time constraints. Hands‑on experience with audio processing, audio streaming, or real‑time signal handling on embedded devices. Demonstrated experience optimizing firmware for low‑power consumption, performance, and reliability in constrained environments. Experience taking embedded systems from prototype through production, including support for manufacturing bring‑up and field issues. Comfort working closely with hardware teams through multiple board revisions, hardware debugging cycles, and manufacturing timelines. Experience debugging hardware‑software interactions using tools such as logic analyzers, oscilloscopes, and JTAG or SWD debuggers. Strong understanding of embedded development workflows, including code reviews, documentation, and testability. Ability to work through new and difficult issues and contribute to libraries as needed. Ability to create and maintain continuous integration and delivery of applications. Forensic attention to detail. A positive mindset and a can‑do attitude. Meaningful experience working on large, complex systems. Ability to take extreme ownership over your work. Every day is a challenge to ensure you are performing to the expectations you and your team have agreed upon. Ability to consistently work 40 hours per week. What We Offer Competitive pay. 100% remote work. The ability to work with leading startups and Fortune 500 companies. Continuing education opportunities. Opportunity to grow and expand your career. Our talent network is committed to fostering a diverse, inclusive, and accessible environment where IT professionals can find opportunities that match their skills. We welcome individuals of all races, religions, genders, sexual orientations, national origins, abilities, and experiences. Our focus is on connecting talent with projects based on qualifications, ensuring a fair and transparent process that values diverse perspectives and global collaboration. Learn more about our Applicants Privacy Notice. Referrals increase your chances of interviewing at FullStack by 2x. Get notified about new Senior Firmware Engineer jobs in Toronto, Ontario, Canada. Seniority level Mid‑Senior level Employment type Full‑time Job function Engineering and Information Technology IT Services and IT Consulting, Computer and Network Security, and Information Services #J-18808-Ljbffr