Principal Software Engineer

RapidAI is the trusted leader in deep clinical AI, helping hospitals deliver faster, more informed care through intelligent imaging and integrated workflows. The Rapid Enterprise™ Platform supports disease states across the care spectrum, but it’s our clinical depth that drives the most meaningful impact — improving decision‑making, patient outcomes, and health‑system performance. Used by more than 2,500 hospitals in over 100 countries and backed by 700+ clinical studies, including research that helped expand national stroke‑treatment guidelines, RapidAI is the most clinically validated AI platform in healthcare.

Our mobile app is in constant use by clinical teams to coordinate the treatment of patients in hospitals across the globe. We process data for 1/2 of all stroke cases in the United States and a large number of stroke cases in other countries of the world, including Switzerland, Japan, Australia and Brazil.

At RapidAI, we believe in leveraging cutting‑edge technology and research to impact millions of lives. Our software products enhance doctors’ capabilities across hospitals worldwide to respond to and make the best decisions for patients quickly. We are looking for a high‑energy employee who is excited to be at the forefront medical device software development. The successful candidate will meet the criteria defined below, and in doing so, will help deliver the best patient care to patients all around the world.

What you will do!

• Design complex, scalable software systems and architectures. Evaluate existing architectures and propose improvements. Ensure technical decisions align with product roadmap.
• Plan technical projects and milestone deliverables in alignment with product managers. Coordinate engineers and their tasks and monitor overall progress.
• Design and build impactful technical solutions and own them through the entire development lifecycle.
• Develop complex features and components. Review code and designs developed by other engineers. Debug difficult issues across the codebase.
• Research the latest technologies and propose ways to integrate them to improve the product. Come up with solutions for technical challenges and improvements.
• Provide technical guidance and mentorship to other engineers. Establish engineering best practices and standards.
• Clearly communicate complex technical concepts and designs to both technical and non‑technical audiences. Collaborate cross functionally across product, program management and other teams.
• Establish quality standards, design review checklists, code review processes etc. Monitor system performance and ensure quality goals are met. Drive continuous improvement.

What you bring!

• Bachelors’ Degree or equivalent
• 15+ years of experience in software development and demonstrated engineering leadership
• 8+ years of experience in backend development
• 3+ years in using Typescript and Amazon AWS
• High level of skill in at least one general‑purpose backend language and one frontend language, but willingness to work with other languages if required
• High level of distributed system design skill
• Creating platforms, reusable libraries, and utilities wherever applicable
• Writing high‑quality code that is modular, functional, and testable
• Troubleshoot issues effectively in a distributed architecture
• Communicate, collaborate and work effectively in a global environment
• Solid analytical and reasoning skills for design, troubleshooting and root cause analysis
• Great communication skills with technical and non‑technical teams
• Preferred
• iOS or Android development experience; Swift, Kotlin and good understanding of Native mobile
• Experience in a regulated software environment e.g. medical device, aerospace, defense, automotive
• Experience with DICOM, HL7 or other medical data formats/protocols

$220,000 - $245,000 a year

This role has a hybrid work location arrangement. You will be required and expected to be present and work in the San Mateo office up to three (3) days per week, and as needed for department or cross‑functional project meetings. On days when you are not required to be in the office, you will have the flexibility to work remotely, subject to the needs of the team and the nature of your role.

Must be legally authorized to work in the United States. Visa sponsorship is not available for this position.

RapidAI is committed to creating an inclusive and diverse workplace. We provide equal employment opportunities to all employees and applicants and prohibit discrimination and harassment of any type in regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws.

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