Principal Software Engineer

About the role

OpenFn is looking for a Principal Software Engineer to lead the development of its public‑service automation platform. You will work remotely with a mission‑driven team, building AI‑enhanced workflows that empower governments and NGOs across 40+ countries.

Key responsibilities

• Own end‑to‑end feature development across the full stack, from data source integration to real‑time debugging.
• Define and implement the UI architecture, including state management, component patterns, build tooling, and design system.
• Collaborate closely with product and design to shape both what is built and how it is built.
• Set technical standards through code reviews, architectural guidance, and exemplary engineering practices.
• Mentor other engineers and raise the overall quality of the codebase.

Required profile

• 7+ years of software engineering experience with deep expertise in JavaScript.
• Proven experience designing and scaling complex, multi‑user platforms.
• Strong problem‑solving ability to identify root causes behind noisy symptoms.
• Experience building rich, interactive front‑ends such as canvas editors or real‑time collaboration tools.
• Comfort with full‑stack concerns: APIs, WebSockets, CI/CD pipelines, and testing strategies.
• Excellent remote communication skills using GitHub, Slack, and Figma.
• Fluent English.

Required skills

• JavaScript
• UI architecture
• State management
• Component patterns
• Build tooling
• Design system development
• APIs
• WebSockets
• CI/CD
• Testing frameworks
• GitHub
• Slack
• Figma
• AI‑powered UI concepts
• Phoenix LiveView (or similar MVC approaches)
• Developer tools, code editors, CLI‑adjacent experiences

What we offer

• Competitive, commensurate compensation.
• Fully remote work with flexible hours.
• Opportunity to impact public services worldwide.