Description
VREY is hiring a full-stack engineer to build and scale its EnergyOS platform for multi-family buildings. The role covers full-stack feature development, smart-meter data processing, billing automation, database and API design, server infrastructure, monitoring, and technical architecture. The engineer will work primarily in the Berlin office with one to two remote work days per week and should have at least two years of full-stack experience, ideally with Ruby on Rails, strong frontend skills, PostgreSQL knowledge, and familiarity with cloud infrastructure and CI/CD.

