Backend Engineer

Role Summary

Cambio is a software platform for real estate decarbonization. We help commercial real estate owners bring their portfolios to net-zero with an AI-driven sustainability, asset, and investment management platform. We're backed by Y Combinator, Google, and Stanford — and we're the fastest-growing startup in our category.

We're looking for a Backend Engineer to build, help teammates do their best work, and have fun doing it.

Responsibilities

• Launch customer-facing features by building Django backend services
• Improve the customer experience through performance optimizations
• Improve the eng team's quality of life by committing to tech debt reduction
• Support and collaborate with your teammates

Requirements

• An A-player: low ego, curious, and serious about your craft
• You are outcome driven
• Work isn't in opposition to life for you - it's part of your life because you genuinely enjoy it
• You ship through obstacles — roadblocks are part of the problem to solve
• You move with urgency and close the week with visible impact
• You're relentlessly curious and treat truth-seeking as a discipline
• You believe iteration speed is quality - the way to build great things is to build fast and learn faster
• You show up for your teammates, in person. You unblock before being asked and never let someone stay stuck
• You own your work end-to-end - proactive about visibility, proud of your progress, and you over-communicate until everyone is fully aligned
• Independent problem simplification skills
• Experienced in Python web development (Django & Ninja is a bonus)
• Solid grasp of computer science and algorithm fundamentals
• Exceptional research & debugging skills
• Understanding of technical trade-offs and the YAGNI principle

OUR TECH STACK

• Infra: AWS, Kubernetes, Redis, PostgreSQL, SQS, CDK, GitHub, Retool
• Backend: Django REST/Ninja, Celery
• Frontend: TypeScript, React, Next.js, Tailwind CSS
• LLM: AWS Bedrock, OpenAI, Claude

LOGISTICS

• Work authorization: authorized to work in the US or Canada, and able to travel to both
• This is an in-person role based in Kitchener-Waterloo, New York, or San Francisco

Benefits

• Competitive compensation and startup equity
• Flexible time off
• $1,200 annual learning budget
• Catered lunch
• Best workstation in a beautiful office in Uptown Waterloo
• Office gym