Staff Software Engineer — AI Healthcare Platform

lunar - part of +koo; San Francisco (CA); On-site; USD 190,000 - 270,000; Full time

Job summary

Lunar is a stealth health-tech company in San Francisco seeking a Staff Software Engineer to help rebuild hospital software infrastructure and tackle core platform challenges.

You will work across modern cloud architectures, access control, real-time data, and device integrations with a fast-moving, mission-driven team. Strong coding skills and a passion for healthcare impact are essential.

Qualifications

• Minimum of 10 years of professional software engineering experience.
• Proficiency with object oriented and functional programming; familiarity with Phoenix, Elixir, Python, Erlang, Javascript, and related tools.
• Strong collaboration skills in fast-paced environments and a track record of solving complex engineering problems.
• Curiosity, growth mindset, and openness to early-stage product building in healthcare.

Skills

10+ years software experience

Elixir

Phoenix

Python

Erlang

Javascript

Job description

Lunar is a stealth health-tech company in San Francisco seeking a Staff Software Engineer to help rebuild hospital software infrastructure and tackle core platform challenges.

You will work across modern cloud architectures, access control, real-time data, and device integrations with a fast-moving, mission-driven team. Strong coding skills and a passion for healthcare impact are essential.