Lime is the largest global shared micromobility business, operating in close to 30 countries across five continents. We’re on a mission to build a future where transportation is shared, affordable and carbon-free. Our electric bikes and scooters have powered more than one billion rides in cities around the world. Named a 2025 Time 100 Most Influential Company, Lime continues to set the pace for shared micromobility globally, spurring a new generation of clean alternatives to car ownership.
Do you have a passion for software on the wheels? Lime is hiring a Senior Firmware Engineer to join our on-vehicle software team! In this role, you will have the opportunity to design and develop software that runs on our connected vehicles. With our rapid global expansion, you’ll play a critical part in shaping the look and feel of the vehicle firmware, and its interaction with onboard sensors and the cloud. Experience the thrill of playing, and experimenting with state-of-the-art hardware to come up with novel ideas in the micro-mobility space. You will also have the chance to improve our suite of operational tools that enable our distributed workforce to charge, deploy, and maintain our electric vehicles. And the best part? You get an opportunity to work with a talented group of engineers, data scientists, designers, and PMs who are passionate about creating innovative solutions for urban transportation!
The ideal candidate will have experience working in an evolving startup environment. You will be an in-the-moment problem solver with the ability to think about the short-term and long-term plans. You're energized about building and scaling and being part of a forward-thinking organization.
What You’ll Do:
- In this role, you will drive the design, development, and operation of several key embedded software capabilities on the Lime vehicles and related products. This will include new exciting yet-to-be-released products too!
- Be the voice of customers for engineering excellence within the team and influence team roadmap decisions.
- Participate in the architecture of the complex systems within the vehicle software/Firmware domain and collaborate with other team members spread across the globe to realize the team's goals.
- Provide feedback in the peer review process and effectively communicate with technical leadership. Be the ambassador of industry best practices in this domain.
- Own unique embedded software functions through design, implementation (in C, C++, RUST etc), testing, and integration in an embedded Linux or real-time operating system (RTOS) environment.
- Learn and master multiple components including networking(LTE)/WiFi, motor control, Over-the-Air (OTA) software updates, and various sensors.
- Write software to interact with devices/electronics using I2C, SPI, CAN, UART, etc.
- Work closely with hardware teams to support board design, bring-up, and verification, as well as integration and testing during various phases of product development including proof of concept.
About you:
- Bachelor's degree in computer science/computer engineering or equivalent
- 5+ years of non-internship professional software development experience
- 5+ years of development experience in C/C++ within an embedded environment. This must include direct, hands-on experience designing, developing, and debugging one of the following: consumer electronics, medical devices, automotive systems, avionics, industrial, or telecommunications products.
- Hands-on system experience with Linux, including device drivers and multicore systems
- Proven experience diagnosing and debugging complex, difficult, multi-variable system issues with proficiency in oral and written communication skills.
Preferred Experience:
- Previous experience developing software for vehicles (or other safety critical systems), particularly in the micromobility space
- Experience developing in an RTOS framework, Zephyr preferred.
- Design and developing hardware abstraction layer (HAL) libraries and system services
- Strong experience with CI/CD and HIL automated testing
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If you want to make an impact, Lime is the place for you. Not sure if you meet all the qualifications? If this role excites you we encourage you to apply. Explore all opportunities on our career page.
Lime is proud to be an Equal Opportunity Employer. We believe different perspectives help us grow and achieve more. That’s why we’re dedicated to building and developing a team that reflects a wider range of backgrounds, abilities, identities, and experiences. If you require a reasonable accommodation during the application or hiring process, please email recruiting-operations@li.me for assistance.