Staff Software Engineer - Backend

The role

You will take full ownership of technically complex and business-critical projects. You will collaborate with design, operations, data science, and medical professionals to build an AI-powered platform that automates clinical workflows.

What you will do

• Take full ownership of projects that are both technically complex and business-critical
• Collaborate closely with design, operations, data science, and medical professionals to deliver impactful product experiences
• Work side-by-side with our CTO to evolve our engineering strategy and improve how we build
• Help shape technical direction and product decisions as a core member of a small, high-performing team

Required qualifications

• 6+ years of relevant experience, with a strong track record of building and scaling complex software systems
• Deep expertise in backend development using modern technologies (Python)
• Familiarity with managing production-scale infrastructure within AWS
• Comfortable working across the stack and owning projects end-to-end
• Strong understanding of modern AI technologies
• Excellent communication and collaboration skills
• A builder’s mindset

Nice to have

• startup experience
• Experience in health tech or building communication tools (messaging, collaboration, etc.)
• Spanish fluency

About the company

Leona is building an AI assistant that reads and answers patient WhatsApp threads to help doctors manage relationships and reduce burnout. The team has bases in San Francisco and Mexico City and is backed by a16z, General Catalyst and Accel.