Senior Fullstack Engineer (Ruby on Rails, TypeScript, React) – Remote

About the role

We are seeking a Senior Fullstack Engineer to shape and scale a modern web experience for a fast‑paced, consumer‑facing product team. You will work remotely with cross‑functional stakeholders to deliver elegant, performant, and maintainable applications using TypeScript, Ruby on Rails, and React.

Key responsibilities

• Design and build complex, scalable web applications with TypeScript, React, and Ruby on Rails.
• Own feature development end‑to‑end, from design‑ready specifications to production deployment.
• Execute comprehensive website rebrandings and implement new user flows.
• Orchestrate backend payment flows and manage data‑transfer integrations with third‑party processors.
• Design robust APIs and ensure high design‑to‑dev fidelity while migrating legacy components.
• Maintain modern frontend architecture, state management, and performance optimization.
• Write unit tests and uphold high code quality through thoughtful testing practices.

Required profile

• 5+ years of professional frontend development experience with a proven track record of shipping production‑grade software.
• High level of agency and a proactive “doer” mentality, able to hit the ground running.
• Strong product sense, balancing long‑term architecture with immediate delivery needs.
• Comfortable navigating fast‑paced, agile environments and collaborating across teams.

Required skills

• TypeScript
• React
• Ruby on Rails
• API design and integration with third‑party payment systems
• Unit testing
• Modern frontend architecture, state management, and performance optimization

What we offer

• Competitive pay in USD
• Fully remote work environment
• Better Me Fund for personal growth
• Community focused on social good and compassion