Full-stack developer (Ruby/React)

[Summary] A leading collaborative design platform is seeking an experienced backend-focused engineer to enhance and evolve an integration-driven application. The project is centered on building and maintaining robust integrations using Ruby on Rails and TypeScript, with a strong emphasis on designing, implementing, and scaling connections with third-party systems.

The role will contribute to improving reliability, extensibility, and overall integration architecture across the platform. [General information] They are looking for a senior-level engineer with strong experience in Ruby on Rails and TypeScript, and a proven background in building and maintaining complex integrations. The ideal candidate is comfortable working with multiple external APIs, designing integration workflows, and collaborating closely with product and engineering teams. [Task and Deliverables] - Design, develop, and maintain backend services using Ruby on Rails to support integrations. - Build and extend integration logic using TypeScript, ensuring reliability and scalability. - Integrate the platform with third-party APIs and external systems. - Collaborate with internal teams to define integration requirements and technical solutions. - Improve existing integration architecture with a focus on maintainability, performance, and observability. - Document integration flows and provide technical recommendations for future improvements. - [Engagement highlights] - Opportunity to work on high-impact integrations used by thousands of end users. - Collaborative environment with experienced engineers. - Potential for long-term collaboration based on performance and project outcomes.

Requirements [Required Experience] - Strong experience with Ruby on Rails in production environments. - Experience with TypeScript. - Proven background building and maintaining integrations with third-party APIs. - Solid understanding of RESTful APIs, webhooks, and asynchronous workflows. - Experience working in collaborative, cross-functional engineering teams. - Experience integrating identity services, especially using OAuth. [Nice to have] - Hands-on experience with Google APIs (Calendar, Chat, etc.) and app integrations. - Familiarity with MCP (Model Context Protocol) . - Prior experience building integrations for SaaS or productivity tools.