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Staff Software Engineer

Booster

Booster

Software Engineering
Tustin, CA, USA
USD 160k-175k / year + Equity
Posted on Jan 12, 2026

About Booster

At Booster, we believe the world deserves better energy solutions to power the movement of people and things. Our mobile energy platform enables us to simplify the market’s access to energy. We deliver conventional and renewable fuels directly to fleet vehicles nationwide, lowering carbon emissions, reducing costs, and providing access to sustainable fuels. At a time when the urgent desire to transition to a more sustainable energy future is far outpacing the development of infrastructure, Booster provides a critical solution for Amazon, Imperfect Foods, UPS, Zum, and hundreds of other customers — no filling stations, truck stops, or off-route trips required. We believe in elevating standards around energy and the environment and are committed to helping our customers seamlessly convert to sustainable energy alternatives while reducing their energy consumption. After all, taking a more holistic approach to sustainability drives value for our employees, customers, and the communities where we live, work and play.

About the Role

  • We’re looking for a Staff Software Engineer (Full Stack IoT) to lead efforts in our mobile fueling delivery technology - we’re a small and fast paced team so you’ll be doing high impact work from day one
  • You’ll work across device integrations (smart fuel registers, OBCs), backend services, and mobile app features
  • You’ll test and validate our technology in the field, including travelling to customer locations or installation sites as needed - our HQ is in Orange County
  • You’ll collaborate with a diverse team of engineers, product managers, and cross functional teams to solve complex technical and business problems

Ideal Skills and Qualifications

  • 7+ years of software engineering experience with hardware-integrated production systems
  • 3+ years as a tech lead of an engineering team
  • Hands-on experience with hardware communication protocols like Wi-Fi, BLE, and serial communication
  • Understanding of security best practices for connected devices
  • Strong in Typescript and experience with React or React Native
  • Love automating test suites to ensure the sweet spot of velocity and quality
  • Comfortable monitoring and debugging across the tech stack using modern observability tools

Nice to Haves

  • Experience with hardware manufacturing and device provisioning workflows
  • Experience with device management and OTA update solutions like Azure IoT Hub, Mender, or Balena
  • Experience standing up customer facing support teams

Perks and Benefits

  • Committed to Equity and Inclusion and you’ll notice it in our process
  • Competitive medical, dental, vision, disability and life insurance coverage for employees!
  • Unlimited PTO and up to 12 weeks of parental leave
  • Stock Options at a fast-growing startup with strong VC backing

Salary Range: $160,000 - $175,000 plus Booster Equity

What makes Booster different?

  • Committed to Equity and Inclusion and you’ll notice it in our process
  • Medical Benefits Best in class Medical, Dentist and Vision! We also offer Kaiser for CA Residents only.
  • Cutting-edge tech: We’re building the world’s first unified energy network
  • Competitive medical, dental, vision, disability, and life insurance coverage for teammates!
  • Unlimited PTO and up to 12 weeks of parental leave
  • Stock Options at a fast-growing startup with strong VC backing

Individuals seeking employment at Booster are considered without regards to race, religion, color, national origin, ancestry, sex, gender, gender identity, gender expression, sexual orientation, marital status, age, physical or mental disability or medical condition (except where physical fitness is a valid occupational qualification), genetic information, veteran status, or any other consideration made unlawful by federal, state or local laws.

Booster does not discriminate against employees or applicants because they have inquired about, discussed, or disclosed their own pay or the pay of another employee or applicant.

Disclaimer: The above statements are intended to describe the general nature and level of work being performed by associates assigned to this classification. They are not to be construed as an exhaustive list of all responsibilities, duties, and skills required of personnel so classified. All personnel may be required to perform duties outside of their normal responsibilities from time to time, as needed.

Booster doesn't accept unsolicited agency resumes and won't pay fees to any third-party agency or firm that doesn't have a signed agreement with Booster.

Equal Opportunity Employer

This employer is required to notify all applicants of their rights pursuant to federal employment laws. For further information, please review the Know Your Rights notice from the Department of Labor.