Toptal

Firmware Engineer

Toptal

full-time

Posted on:

Location Type: Remote

Location: Remote • New York • 🇺🇸 United States

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Job Level

Mid-LevelSenior

Tech Stack

CloudIoTRust

About the role

  • Develop embedded firmware for microcontrollers (C/C++ or Rust).
  • Own communication interfaces, device management, diagnostics, and OTA update systems.
  • Work with hardware on power management, timing control, and system-level reliability.
  • Build early prototypes and test harnesses for internal R&D.
  • Establish coding standards, architecture patterns, and long-term firmware strategy.
  • Collaborate on cloud/app connectivity (BLE, Wi-Fi, Zigbee, Thread, Matter).

Requirements

  • Bachelor’s degree is required.
  • 5-8+ years of experience building firmware for consumer or IoT products.
  • Deep experience with microcontrollers (ARM Cortex, ESP32, STM32, Nordic, etc.).
  • Strong grasp of real-time systems, power optimization, and embedded signal processing.
  • You enjoy working at the intersection of hardware and software.
  • You thrive in early-stage environments with fast cycles and high ownership.
  • Experience with high-voltage control electronics, smart film/EC systems, lighting, or motor control.
  • Cloud-to-firmware integration (OTA, remote diagnostics, provisioning).
  • Outstanding written and verbal communication skills.
  • Ability to work in a fast-paced, rapidly growing company and handle a wide variety of challenges, deadlines, and a diverse array of contacts.
  • You must be a world-class individual contributor to thrive at Toptal. You will not be here just to tell other people what to do.
Benefits
  • Participation in a 401(k) retirement plan
  • Medical, dental, and vision health insurance plans
  • Basic life insurance coverage
  • Short-term and long-term disability coverage
  • Access to flexible spending, dependent care, and health savings accounts
  • Access to telehealth virtual doctors
  • Employee assistance program
  • Flexible paid time off

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard skills
CC++Rustembedded firmwaremicrocontrollersreal-time systemspower optimizationembedded signal processingcloud-to-firmware integrationOTA
Soft skills
communication skillsownershipadaptabilitycollaborationproblem-solvingindividual contributorfast-paced environmenttime managementinterpersonal skillsteamwork
Certifications
Bachelor's degree