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DeWinter Group

Lead Firmware Engineer/Architect

DeWinter Group, Saconesset Hills, Massachusetts, United States

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Job Title: Senior Firmware Engineer / Firmware Lead Job Type: Contract-to-Hire or Permanent Target Start Date: ASAP Work Location/Structure: Greater Boston Area preferred (Hybrid or Remote OK with significant overlap in EST) Overview

Our client, a leader in hardware startups, is looking for a skilled

Senior Firmware Engineer / Firmware Lead

to join their team for a Full-time or Contract-to-Hire engagement. This project involves owning embedded systems development from architecture to deployment for next-generation connected audio and sensor devices. This is a high-impact role that requires a self-motivated professional who can hit the ground running and deliver results quickly. Key Responsibilities & Deliverables

Architecting and developing embedded firmware for low-power wireless systems (BLE, RF, STM32). Leading system design decisions, design reviews, and maintaining high code quality standards. Owning the firmware lifecycle: requirements, architecture, implementation, testing, and integration. Guiding and coordinating offshore contract engineers (India, Argentina). Collaborating with hardware, software, and manufacturing teams for seamless integration. Debugging, troubleshooting, and optimizing firmware across complex hardware systems. Implementing automation and tooling to improve firmware reliability. Required Skills & Experience

8+ years of experience in embedded systems or firmware development. Deep expertise in C/C++ programming and low-level debugging experience, and experience with STMicroelectronics (STM32), Silicon Labs, or comparable MCUs. Demonstrated ability to work autonomously and manage your own time effectively to meet project goals. Experience with wireless communication systems (BLE, RF, Wi-Fi, Quectel, etc.). Strong communication skills to provide clear and concise status updates to the project team. Proven track record of firmware architecture or technical ownership. Strong understanding of timing constraints, interrupts, memory optimization, and real-time systems. Hands-on experience with oscilloscopes, logic analyzers, and embedded toolchains. Self-starter with the ability to operate independently in a startup setting.

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