Climate & Environment Full-time

Staff Backend Software Engineer

SPAN

Location

San Francisco, CA

Type

Full-time

Posted

Jan 03, 2026

Mission

What you will drive

  • Design and develop new features and subsystems in the SPAN Cloud to support a variety of end users from homeowners, installers, fleet and utility partners.
  • Work cross-functionally with product and design teams to learn about our customers, identify solutions and develop the features that solve their needs.
  • Collaborate between firmware, frontend and backend engineers on projects to seamlessly build a cohesive product.
  • Design APIs and data specifications for internal and external users, including large-scale B2B enterprise clients.

Impact

The difference you'll make

This role contributes to SPAN's mission of enabling electrification for all by building cloud-based systems that collect and process energy monitoring data, helping reduce carbon emissions and slow the effects of climate change through home electrification and clean energy adoption.

Profile

What makes you a great fit

  • 8+ years of experience as a backend engineer with a track record of taking ownership of projects and features.
  • Experience with Cloud-native platforms like AWS, GCP, Azure (we use AWS).
  • 8+ years of professional experience in a common backend programming language and a desire to work with Kotlin, TypeScript, and Python.
  • Strong JVM expertise with deep understanding of JVM internals, performance tuning, and memory management with proven track record of maintaining services over time.

Benefits

What's in it for you

  • Competitive compensation + equity grants at a well-funded, venture-backed company
  • Comprehensive benefits: 100% employee premiums for base plans on medical, dental, vision with options for additional coverage
  • Parental leave up to twenty four (24) weeks depending on eligibility
  • Comfortable, sunny office space located near BART and Caltrain public transit
  • Strong focus on team building and company culture: Employee Resource Groups, monthly social events, SPANcakes recognition breakfast, lunch, and learns
  • Flexible hours, one holiday per month, and flexible time off

About

Inside SPAN

SPAN is a mission-driven company designing, building, and deploying products that electrify the built environment, reduce carbon emissions, and slow the effects of climate change by enabling homes and vehicles powered by clean energy.