Senior Fullstack Engineer (Ruby + React)

A senior full-stack engineer role at a digital product agency working on a creator economy platform, focusing on building community features using Ruby on Rails and React.

Location: Remote (EST or compatible timezone, Eastern North America through Western/Central Europe)

Responsibilities

• Build and ship full-stack features across the Rails service layer and the React frontend on the client's community platform
• Pick up tickets from the Linear board, scope work, and deliver production-quality code with strong test coverage
• Participate in the client's sprint rituals, demos, and touchpoints, speaking confidently about technical decisions, trade-offs, and delivery status
• Collaborate closely with the existing engineers on the project and with the client's internal engineers and PM
• Help drive the team toward upcoming beta and release milestones, flagging risks early and proposing solutions
• Contribute to architecture and integration discussions (e.g., real-time infrastructure, feed/messaging via Stream, performance and scaling questions)
• Write code reviews that raise the bar without slowing the team down

Requirements

• 7+ years of full-stack engineering experience, with substantial production work in Ruby on Rails and React
• Comfortable in a Rails monolith of meaningful size
• Strong with Postgres (writing efficient queries, understanding indexing, reasoning about migrations on a live database) and familiar with Redis in a caching or background-job context
• Experience working with React in a production app (component patterns, state management, integrating with a Rails backend)
• Experience with real-time features, multi-tenancy, or scale (familiarity with ActionCable/AnyCable, Stream.io, Pusher or similar)
• Effective communication with technical and non-technical audiences
• Self-directed, able to pick up tickets, ask clarifying questions, and ship independently
• Motivated by feedback and care about craft
• Available to work in EST or compatible timezone with strong overlap to EST/CET working day