Ruby on Rails Developer

Ruby on Rails Developer - London (Hybrid) | Full-Time FRESH has partnered with a fast-growing B2B SaaS company building a next-generation data platform that delivers real-time insights to support passengers requiring assistance while travelling. They are now hiring a Senior Developer to strengthen the core backend of their Passenger Assistance platform, helping scale customer onboardings faster and reduce backend bottlenecks in feature delivery. Responsibilities: Own technical direction and architecture decisions within the Rails applicationDesign, build, and maintain scalable backend services and RESTful APIsOptimise background job processing using SidekiqHelp improve onboarding scalability and reduce backend delivery bottlenecksIdentify technical risks early and balance trade-offs between speed, quality, and scopeCollaborate within a cross-functional product squadSupport and mentor engineers through technical leadership and problem-solving Key Requirements: Strong commercial experience with Ruby on Rails in production environmentsSolid understanding of Rails monolith architecture and full-stack troubleshootingExperience building and maintaining RESTful APIsStrong knowledge of PostgreSQL, Redis, and SidekiqComfortable working with AWS infrastructureExperience using Docker in development or production environments This is a fantastic opportunity to join a purpose-driven technology business making a genuine impact, while taking a meaningful step into technical leadership within a collaborative and high-growth environment.