Senior/Staff Back-end Engineer

The role

You will design and build scalable backend services for an energy marketplace platform. You will develop cloud infrastructure on GCP and build integrations with utility data sources and supplier APIs.

What you will do

• Design and build scalable backend services that power the core marketplace platform
• Develop and maintain cloud infrastructure on GCP using Terraform
• Build integrations with utility data sources, supplier APIs, and third-party services
• Create robust data pipelines for real-time rate monitoring and market intelligence
• Partner with product and cross-functional partners to translate system and supplier needs
• Take product ownership on select features and projects when necessary
• Collaborate closely with a small team
• Leverage AI tools and workflows and uplevel the team

Required qualifications

• 5+ years of backend engineering experience with production systems at scale
• Strong JavaScript/TypeScript expertise
• Node.js for backend services
• Hands-on experience managing cloud environments including serverless and event driven systems built on native cloud tooling
• Terraform proficiency for infrastructure-as-code
• Comfort with databases (SQL, ideally Postgres)
• API design
• Async processing patterns
• AI fluency: actively use AI coding tools and eager to push the boundaries of AI-augmented development
• Bias toward shipping

Nice to have

• Familiarity with Nest.js
• GCP experience preferred
• Interest in energy, climate tech, or marketplace products is a strong plus

Benefits

• Competitive salary
• Meaningful equity
• Benefits

About the company

Arbor builds an intelligent electricity marketplace to help renters, homeowners, and small businesses pay less for electricity. The company has raised over $20 million and saved over $7.5 million for tens of thousands of users.