Senior PX4 Developer
Rainmaker builds systems to make it rain. Our autonomous drone fleets and weather modification platform operate worldwide: expanding freshwater supplies, protecting agriculture, and proving that cloud seeding works at scale.
You are:
A seasoned software engineer with a background in drone autonomy
Fast, thoughtful, autonomous, and opinionated
Willing to relocate to El Segundo, California
What you’ll work on:
Contribute to our drone autonomy software stack end-to-end as a domain expert
Modify and extend PX4 firmware for custom use cases and flight behaviors
Develop firmware for embedded systems across power, peripherals, and sensing
Support simulation-based testing in Gazebo, HITL, and SITL environments
Assist with flight test support, log analysis, and software debugging
What we’re looking for:
3+ years of professional experience developing software for PX4/ArduPilot systems
Experience shipping production code in Rust, plus C++ or Python
Experience developing firmware for ESP32, RP2040, or similar embedded targets
Comfort with low-level peripheral buses: CAN, UART, I2C, SPI
Experience with real-time pub/sub middleware (Zenoh, DDS, ROS 2, MQTT, or similar)
Working knowledge of MAVLink and typical autopilot integration patterns
Check your CV against this role
Drop your CV. You get a 0-100 fit score against the actual job description, plus the read a senior engineering lead would write. Private to you.
Score this once, or every future role
Start the candidate journey and every new role on the board gets scored against you.
Five minutes. Tell us what you’re after, drop your CV once, pick how we should reach out. You get a candid read back and you only hear from us when a role fits.