Firmware engineer with 6 years of experience writing low-level firmware for consumer wearables and smart home devices. Built the secure over-the-air update system now running on 2.3M devices with a 99.8% success rate. Brings bootloaders, BLE stacks, power optimization and a strong debugging toolkit.
Experience
Firmware Engineer, Pulsewave Wearables (San Jose, CA)
May 2022 – Present
Built a signed, dual-bank OTA update system for 2.3M fitness trackers with a 99.8% success rate and automatic rollback
Optimized BLE connection intervals and sensor sampling, extending battery life from 5 to 8 days
Ported firmware from bare metal to Zephyr RTOS on nRF52840, cutting driver code by 30%
Reduced field crash rate 75% by adding fault logging and coredump upload
Junior Firmware Engineer, Hearthlight Home (Sunnyvale, CA)
Jul 2020 – Apr 2022
Wrote drivers for temperature, humidity and motion sensors on ESP32-based thermostats
Implemented Matter commissioning flows that passed certification on the first attempt
Wrote unit tests with Unity and CMock for sensor drivers, raising firmware coverage from 20% to 65%
Education
B.S. Computer Engineering, University of California, Santa Barbara (Sep 2016 – Jun 2020)
Skills
Languages: C, C++, Python
Platforms: Nordic nRF52/nRF53, ESP32, ARM Cortex-M, Zephyr, FreeRTOS
Connectivity: BLE, Wi-Fi, Thread, Matter
Tools: GDB, Segger J-Link, Saleae, power profilers, MCUboot
How to write a Firmware Engineer resume
A strong Firmware Engineer resume shows the systems you built, the scale they run at, and the measurable effect on speed, reliability or cost. Put your most relevant recent role first and make every bullet show a result, not a duty.
Sections, in order
Summary
Experience
Projects
Skills
Education
Length: One page for most candidates; move to two only if every line is relevant.
Summary: Write two or three lines: your role, your strongest skills, and one result that proves them.
Skills to feature
Programming languages
System design
Cloud platforms (AWS, GCP, Azure)
CI/CD
Testing and code review
Databases and SQL
Observability
Security fundamentals
APIs and integrations
Technical documentation
Example bullet points
Rebuilt the checkout service in Go, cutting p95 latency from 900 ms to 180 ms for 2M monthly users
Introduced contract tests and staged rollouts, reducing production incidents by 45% in two quarters
Migrated 30 services to Kubernetes with Terraform, lowering cloud spend by $250k a year
Tips from recruiters
Group skills by category (for example "Languages: Go, TypeScript") so recruiters and ATS parsers find them quickly.
Link to a repository, demo or write-up for at least one project you can talk about in depth.
Name the stack inside each bullet; keyword matching happens at the bullet level, not only in the skills list.
Recommended templates
Classic (ATS-friendly): Jake's-style LaTeX classic: small caps and hairline rules
Tech (ATS-friendly): Developer style: mono headings and tags, sans body
Modern (ATS-friendly): Clean single column with accent headings and rules
Firmware Engineer resume FAQ
What should a Firmware Engineer resume include?
A Firmware Engineer resume should show the systems you built, the scale they run at, and the measurable effect on speed, reliability or cost. Use these sections in this order: Summary, Experience, Projects, Skills and Education. Put your most relevant recent role first and make every bullet show a result, not a duty.
What is the best resume template for a Firmware Engineer?
Classic, Tech and Modern work well for Firmware Engineer roles. They are single-column with standard headings, so applicant tracking systems (ATS) parse them reliably.
How long should a Firmware Engineer resume be?
One page for most candidates; move to two only if every line is relevant.
Which skills should a Firmware Engineer put on a resume?
Prioritize the skills named in the job posting. Common ones for Firmware Engineer roles are Programming languages, System design, Cloud platforms (AWS, GCP, Azure), CI/CD, Testing and code review and Databases and SQL.
How do I write strong Firmware Engineer resume bullet points?
Start with an action verb, say what you did, and end with a measurable result such as latency, uptime and deploy frequency. For example: "Rebuilt the checkout service in Go, cutting p95 latency from 900 ms to 180 ms for 2M monthly users."