CareerPlan

Senior Backend Engineer (Ruby on Rails)

Boulder HQFull-time$190k–$250k2026-06-26 → 2026-11-10

Core

Building automation, solar value evaluation, and loan servicing systems for commercial solar development and renewable energy asset management.

Role type

Senior Backend Engineer (Ruby on Rails)

Builds

Automation for solar development, solar value evaluation, and loan servicing systems

Domain

Cleantech / Renewable Energy / Solar Development

Required skills

Ruby on Rails, Hotwire, PostgreSQL, CI/CD pipeline design, service-oriented architecture, system design, problem-solving

Preferred skills

Cleantech domain knowledge, energy asset management systems experience

Technologies

Ruby, Rails, Hotwire, PostgreSQL, Heroku, AWS, CircleCI

Responsibilities

Write, review, and maintain backend code in Ruby (Rails + Hotwire); Develop and maintain CI/CD pipelines for rapid deployment; Solve complex domain problems using functional principles and service-oriented design; Collaborate with product teams to identify high-leverage solutions; Shape architectural philosophy and technical direction; Establish team processes and evolution strategies

Seniority

Senior, hands-on IC