Senior Engineer I-II | Core Workflow Engine | Remote | Europe

About the role

You'll build and evolve core platform foundations that power n8n's workflow engine and frontend platform. This role focuses on enabling product engineers and the open-source community to ship confidently across cloud and self-hosted deployments while improving reliability, scalability, and performance.

What you'll do

• Contribute to backend subsystems including durable workflow execution, orchestration patterns, and queue/task distribution
• Apply best practices for correctness and resilience in systems operating across cloud and self-hosted environments
• Improve data architecture and database performance, reliability, and maintainability
• Work on core canvas architecture and frontend platform primitives for complex workflow building experiences
• Build and improve real-time collaboration capabilities using WebSockets and CRDT-style approaches
• Contribute to performance and rendering improvements including web workers and rendering optimization
• Contribute to technical decisions through clear proposals and RFCs
• Support peers through code reviews, pairing, and knowledge sharing

What you'll need

• Systems thinking mindset with focus on correctness, trade-offs, and reliability
• System design experience with ability to explain technical choices clearly
• Strong TypeScript experience in large, evolving codebases
• Excellent collaboration and cross-functional communication skills
• Experience improving and refactoring existing systems for scalability
• For backend: Node.js backend systems beyond CRUD, distributed systems knowledge, data architecture experience
• For frontend: Complex frontend systems experience, performance optimization expertise, modern TypeScript development

Nice to have

• Workflow/orchestration or devtools experience
• Open-source contribution and maintenance experience
• Large-scale SaaS systems exposure
• Experience with monolith to modular architecture migrations
• Familiarity with durable execution patterns and event-driven systems
• Real-time collaborative applications experience
• Multi-deployment environment awareness

What they offer

• Competitive compensation and equity ownership
• 30 vacation days (Europe) or 20 vacation days + 8 sick days (US) plus public holidays
• Health and wellness benefits according to local norms
• Remote-first work environment
• Visa sponsorship available for Germany