Senior Frontend Collaboration Engineer

Shape Knak’s realtime editor with frontend architecture and CRDT-based synchronization for marketers creating on-brand emails and landing pages.

This Senior Software Developer, Editor role focuses on the application behind Knak’s no-code marketing editor. You will work across a structured document model, live canvas rendering, reusable and lockable modules, translations, and version history. You will also take ownership of collaboration infrastructure supporting multiple simultaneous editors.

Key Responsibilities:

• Own Knak’s realtime collaboration engine
• Develop the editor’s structured document model
• Support live canvas rendering
• Build reusable and lockable editor modules
• Enable teams to edit assets together

Requirements:

• Experience as a full-stack developer
• Experience with hard frontend architecture challenges
• Understanding of CRDT-based synchronization
• Experience with Cloudflare Workers
• Experience with Durable Objects

Bring senior software development experience to Knak’s frontend editor, CRDT sync layer, and collaborative marketing production platform.