Backend Developer (w/m/x)
Core
Backend Developer building and maintaining energy management features, APIs, and data synchronization for a CleanTech platform.
Role type
Senior Backend Developer (Ruby on Rails)
Builds
Scalable energy management platform with custom hardware gateways and community features
Domain
CleanTech / Energy Management / Distributed Systems
Deliverable
production ML models | product features | dashboards & analysis
Required skills
Ruby on Rails, PostgreSQL, REST/GraphQL API development, automated testing, CI/CD, relational data modeling, query optimization
Preferred skills
Kubernetes, Python/Django
Technologies
Ruby on Rails, PostgreSQL, REST, GraphQL, Kubernetes, Python, Django
Responsibilities
Develop and maintain Ruby on Rails code for customer interfaces and energy community features; Build and sync user/profile data for app functions; Develop and maintain REST and GraphQL APIs for data visualization; Work with databases and distributed systems; Conduct code reviews and system tests; Collaborate with app development, product management, and technical stakeholders
Seniority
Senior, hands-on IC