Lunar Group A/S logo

Staff Software Engineer, Platform

Job Overview

Location

San Francisco

Job Type

Full-time

Category

Software Engineering

Date Posted

April 9, 2026

Full Job Description

đź“‹ Description

  • • Staff Software Engineer, Platform role at Lunar Group A/S focused on building a revolutionary AI-powered software platform for health systems from the ground up, with no legacy systems to constrain innovation.
  • • Day-to-day responsibilities include designing modern cloud-native architecture with Elixir at its core, developing fine-grained access control systems for clinical data, ensuring 24/7 hospital uptime through resilient infrastructure, architecting real-time integration engines for medical hardware, and reimagining hospital workflows for intuitive user experiences.
  • • Join a small, high-performance team backed by top-tier Silicon Valley venture capital, operating at the peak of technical ability to transform healthcare infrastructure with mission-driven urgency.
  • • Opportunity to tackle unprecedented technical challenges using first principles thinking, gain deep expertise in Elixir and Phoenix ecosystems, influence product direction with strong product sense, and contribute to meaningful innovation that improves patient care at scale.

🎯 Requirements

  • • Minimum of 10 years of professional software engineering experience
  • • Proficiency with object-oriented and functional programming, including hands-on experience with Elixir, Phoenix, Python, Erlang, JavaScript, or Node.js
  • • Strong ability to work in fast-paced, collaborative, innovative teams with exceptional problem-solving skills and a growth mindset
  • • Experience building systems from 0-1 with a strong product sense and excellent communication skills to articulate technical decisions

🏖️ Benefits

  • • Flexible hybrid work model with expectation of three onsite days per week in San Francisco
  • • Inclusive workplace committed to celebrating diverse backgrounds, experiences, and perspectives
  • • Opportunity to work on mission-critical healthcare technology with real-world impact on patient outcomes
  • • Backed by premier venture capital, enabling high-impact innovation in a stable, well-resourced environment

Skills & Technologies

Python
JavaScript
Node.js
Senior
Remote

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Lunar Group A/S logo
Lunar Group A/S
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About Lunar Group A/S

Lunar Group A/S is a Nordic digital bank headquartered in Aarhus, Denmark, providing mobile-first banking services to consumers and SMEs across Denmark, Sweden, and Norway. Founded in 2015, the company offers fee-free accounts, budgeting tools, savings, investments, and lending products through a single app. Licensed as an electronic money institution and partnered with major card networks, Lunar aims to replace traditional banks with a fully digital platform, serving over 650,000 customers across the region.

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