Software Engineer, Backend

• Building and scaling our health & fitness device integrations and the Junction Continuous Query system: Designing reliable, well-structured backend services that ingest, process, and serve high-volume medical, health, and wearable data
• Improving reliability, performance, and fault tolerance: Work with backend service infrastructure, data pipeline and durable workflows for a wide variety of use cases
• Owning full-stack features: Taking rough problems, shaping the approach, and shipping robust backend solutions
• Tackling ambitious problems: You’ll be breaking down technical challenges that haven’t been done before in healthcare, we need you to be extremely product minded with every line of code you write
• Iterating quickly: ship → learn → refine with a strong backend engineering mindset

• Startup engineering experience where you influenced what to build, not just how to build it
• Strong backend engineering experience: Designing and building APIs
• Working with distributed systems, queues, services
• Debugging complex production issues
• Ability to turn messy or unclear problems into a clear plan
• Comfortable working primarily on backend, with some full-stack work when needed
• Strong product judgment - within a clear product direction
• Fast iteration based on feedback and metrics
• Comfortable working in a domain with hard constraints and complex real-world edge cases

Bonus: you’ve built something from 0 → 1

• Generous early stage options (extended exercise post 2 years employment)
• Regular in person offsites, last were in Morocco and Tenerife
• Bi-weekly team happy hours & events remotely
• Monthly learning budget of $300 for personal development/productivity
• Flexible, remote-first working - including $1K for home office equipment
• 25 days off a year + national holidays
• Healthcare cover depending on location