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Senior Backend Engineer (Ruby on Rails)

Wunder
•$190,000 - $250,000

About The Position

Wunder is seeking an experienced, intellectually curious, and creative Senior Backend Engineer to help advance its mission of accelerating solar energy deployment. The engineer will work with the engineering team, founders, product team, and finance and solar experts to build automation for solar development, solar value evaluation, and loan servicing systems. The role involves writing, reviewing, and maintaining primarily Ruby code using Rails and Hotwire; developing and maintaining a CI/CD pipeline for frequent, well-tested production releases; and solving domain-specific problems using Rails best practices, functional principles, and service-oriented design. The engineer will collaborate with Product on high-impact solutions, help shape architecture and technical direction, explore new technologies and problem areas, and help evolve the team and its processes as the company grows. The engineering team provides flexible time for deep work and collaboration, including five hours per day designated as a no-meeting zone. Wunder is focused on building technology that supports clean energy and solving complex problems in a cross-functional, rapid-growth environment.

Requirements

  • At least 5 years of experience as a hacker, developer, or engineer, including deep experience designing and building high-quality backend systems.
  • Excitement about working on a high-output team, taking on challenges, and doing high-quality work.
  • Motivation to build technology that supports a clean energy future.
  • Ability to thrive in a creative, inventive, fast-paced, rapid-growth environment.
  • Enthusiasm for and commitment to cross-functional collaboration.
  • Ability to articulate and implement solutions, recognize that problems can have multiple solutions, and develop effective processes to improve efficiency.

Nice To Haves

  • Familiarity with building systems for the assessment, development, and management of energy assets.
  • Some understanding of Ruby on Rails, Hotwire, PostgreSQL, Heroku, AWS, and CircleCI.

Responsibilities

  • Write, review, and maintain code primarily written in Ruby using Rails and Hotwire.
  • Develop and maintain the CI/CD pipeline to enable rapid deployment of well-tested code to production multiple times per day.
  • Solve complex domain problems using Rails best practices, functional principles, and service-oriented design.
  • Work with the Product team to identify high-leverage solutions that advance Wunder’s mission.
  • Shape architectural philosophy and technical direction by exploring emerging technologies and new problem spaces.
  • Help establish how the engineering team and its processes evolve as Wunder grows.

Benefits

  • Stock options.
  • 100% employer-paid medical, dental, and vision insurance for team members.
  • 50% employer-paid medical, dental, and vision insurance for dependents.
  • Employer-paid short-term disability, long-term disability, and life insurance.
  • 401(k) matching: 50% match up to 4% of base salary.
  • Health Savings Account (HSA) and Dependent Care FSA.
  • Up to 14 weeks of fully paid parental leave for childbearing parents and 6 weeks for non-childbearing parents.
  • 11 paid holidays and unlimited PTO.
  • In-office meals and a fully stocked kitchen at the Downtown Boulder office.
  • In-person and virtual events, team offsites, and company retreats.
  • Annual professional development budget and unlimited book budget.
  • Five hours of no-meeting time per day for the engineering team.

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