Lead Ruby on Rails Engineer – AI Tools & Growth Impact

Grain is seeking an experienced software engineer to strengthen our Ruby on Rails backend and cloud deployments. You will work across frontend and backend stacks, implement robust tests, and drive performance improvements while integrating AI-assisted tooling to enhance development workflows. You will collaborate with product and design, own architectural decisions, and mentor teammates to raise code quality and delivery speed. Singapore-based role with a focus on scalable, secure cloud pattern…