Lunar Group A/S logo

Staff Software Engineer, Product

Job Overview

Location

San Francisco

Job Type

Full-time

Category

Software Engineering

Date Posted

July 4, 2026

Full Job Description

đź“‹ Description

  • • Design and build a modern, cloud-native healthcare platform from scratch using Elixir and Phoenix as the core technology stack, with no legacy systems to constrain innovation.
  • • Develop a fine-grained, patient-centric access control system for clinical data that enforces strict privacy rules while enabling population-level health insights for public health initiatives.
  • • Architect and deploy infrastructure capable of 24/7 uptime in mission-critical environments such as Emergency Departments, ICUs, and Operating Rooms, with support for rolling deployments, real-time data sync, and automatic failover.
  • • Build a next-generation integration engine to connect and synchronize real-time data from medical hardware including ventilators, bedside monitors, imaging devices, and lab equipment.
  • • Redesign outdated hospital workflows by transforming click-heavy, fragmented processes into intuitive, fast, and seamless experiences for nurses, doctors, and administrators.
  • • Lead the technical direction of product initiatives with strong product sense, owning end-to-end delivery of complex software systems from concept to production.
  • • Collaborate with cross-functional teams to translate clinical needs into scalable, robust software solutions that clinicians love and trust.
  • • Apply first-principles thinking to solve novel engineering challenges in healthcare with no prior precedent, leveraging strong fundamentals in software architecture and systems design.
  • • Write clean, robust, and maintainable code in Elixir, Erlang, Python, JavaScript, and other technologies as needed, with a commitment to high-quality engineering practices.
  • • Contribute to open-source projects and actively explore, evaluate, and adopt emerging technologies to improve platform capabilities and performance.
  • • Communicate complex technical trade-offs, architectural decisions, and best practices clearly to engineers, product teams, and clinical stakeholders.
  • • Operate in a hybrid work environment with an expectation of being onsite three days per week to foster collaboration, innovation, and team cohesion.
  • • Drive a culture of intellectual curiosity, continuous learning, and high performance within a fast-moving, mission-driven engineering team.
  • • Contribute to building an inclusive workplace that celebrates diverse backgrounds, experiences, and perspectives in service of solving one of healthcare’s most complex challenges.

🎯 Requirements

  • • Minimum of 10 years of professional software engineering experience
  • • Proficiency in object-oriented and functional programming, with experience using Elixir, Phoenix, Erlang, Python, or JavaScript
  • • Experience building 0-1 systems with strong product sense and ownership of end-to-end product delivery
  • • Exceptional problem-solving skills with a track record of tackling complex, novel engineering challenges
  • • Strong communication skills to articulate technical decisions and collaborate across engineering and clinical teams
  • • Familiarity with cloud-native architecture, real-time data systems, and high-availability infrastructure

🏖️ Benefits

  • • Flexible hybrid work environment with three days per week onsite in San Francisco
  • • Opportunity to work on mission-critical software that directly impacts patient care and healthcare outcomes
  • • Backed by Silicon Valley’s preeminent venture capital firms
  • • Collaborative, high-performance team culture focused on doing the best work of your career

Skills & Technologies

Python
JavaScript
Senior
Remote

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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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