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Staff Backend Software Engineer

Span · San Francisco · On Site · Active · Ashby

Job facts

FieldValue
CompanySpan
TitleStaff Backend Software Engineer
Normalized title-
Department / teamSoftware Engineering / Software Engineering
LocationSan Francisco, CA, United States
Work modelOn Site
Employment typeFull Time
Salary-
Statusactive
ATS providerAshby
Posted / first seen / 2026-05-29
Changed / last seen2026-05-29 / 2026-06-06

Related slices

PageWhat it containsOpen
Company jobsActive postings from Span.Open
Company breakdownsRole, location, ATS, and work model facets for this company.Open
ATS provider jobsActive postings observed through Ashby.Open
Provider filtered searchThe same provider as a filtered job collection.Open
City jobsActive postings in San Francisco.Open
Department jobsActive postings in Software Engineering.Open
Work model jobsActive On Site postings.Open
Lifecycle eventsOpen, update, close, and reopen events for this posting.Open
Original postingCanonical source or apply URL captured from the ATS.Open

Linked records

CompanySpan
Sourceabe217a3-3447-4517-84a4-e344e5187909
ATS providerAshby

Description

Our Mission   SPAN is enabling electrification for all ⚡ We are a mission-driven company designing, building, and deploying products that electrify the built environment, reduce carbon emissions, and slow the effects of climate change. Decarbonization is the process to reduce or remove greenhouse gas emissions, especially carbon dioxide, from entering our atmosphere. Electrification is the process of replacing fossil fuel appliances that run on gas or oil with all-electric upgrades for a cleaner way to power our lives. At SPAN, we believe in: Enabling homes and vehicles powered by clean energy Making electrification upgrades possible Building more resilient homes with reliable backup Designing a flexible and distributed electrical grid The Role We are seeking a seasoned backend software engineer to join our team building the cloud-based glue that gives our users access to the rich information and controls provided by SPAN Panel, SPAN Drive, and future generations of our products. Our system collects a large volume of energy monitoring data that needs to be stored, processed and exposed in different ways for different end users from homeowners to utility operators. We're also opening up never-before available levels of control of the energy in the home that need to be accessed in secure and easy-to-use APIs. You’ll join our cloud software engineering team and work with other engineers including data engineering, mobile, web, device software (firmware), and systems software teams. Working with the team, you’ll lead the design and implementation of systems that integrate our hardware, mobile apps, dashboards and external APIs. You'll work with product owners and other engineers to build features from start to finish. Responsibilities 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 Work in our Kotlin and TypeScript cloud with gRPC, REST APIs and GraphQL as well as communicating with our IoT devices over MQTT. Design APIs and data specifications for internal and external users, including large-scale B2B enterprise clients. Mentor and collaborate with team members, sharing knowledge and best practices to elevate the entire engineering organization Maintain and evolve services over time, including planning for scaling, major version upgrades, and long-term technical debt management About You  Required Qualifications 10+ years of experience as a backend engineer with a track record of taking ownership of projects and features. Experience collaborating with engineers from multiple domains to complete projects Experience with Cloud-native platforms like AWS, GCP, Azure (we use AWS) Experience collaborating with coworkers in shared code base using industry standard tools and processes including version control, type systems, linting and unit testing Understanding engineering principles and processes to design robust, scalable and resilient systems 10+ 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, including planning for scaling, major version upgrades, and managing technical debt Deep experience with Apache Kafka including topics, consumer groups, stream processing, and event-driven architectures Container-based deployments such a kubernetes r Spring Boot Bonus Qualifications We would love to hire someone with experience working in one or more of the following areas: Internet of Things (IoT) products (e.g. AWS IoT, Google Cloud IoT, something homegrown) or other hardware component A variety of different datastores (e.g. SQL and noSQL, key-value stores, document stores) gRPC or GraphQL APIs Products with a rich mobile app Infrastructure as code tools like Pulumi or Terraform etc. Familiarity with Data Engineering technologies such as Flink and Spark App store payments or Stripe billing integration B2B enterprise APIs and partner integrations Experience with tenant isolation patterns (inside a broader multi-tenant architecture) Life at SPAN Headquartered in San Francisco’s vibrant SoMa neighborhood, we are an eclectic group of creative thinkers who value open communication, teamwork, and a ‘make it happen’ approach to addressing complex challenges. SPAN embraces diversity and equal opportunity in a serious way. We are committed to building a team that represents a variety of backgrounds, perspectives, and skills. We’re hiring talented individuals who are driven by success and are passionate about shaping the future of renewable energy. If that sounds like you, we’d love for you to consider joining the rapidly growing team at SPAN. The Perks: ⚡ 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 Interested in joining our team? Apply today and we’ll be in touch with the next steps!

Full job record

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Org ID1c6ebcb8-bcf7-4bdd-b2d4-1b65f3c03ccc
Source IDabe217a3-3447-4517-84a4-e344e5187909
Board IDabe217a3-3447-4517-84a4-e344e5187909
Providerashby
Provider Job Key128daf2f-9d0e-47b1-a82d-45699edcdebf
TitleStaff Backend Software Engineer
Normalized Title
Statusactive
Activeyes
Location TextSan Francisco
DepartmentSoftware Engineering
TeamSoftware Engineering
Employment Typefull_time
Workplace Typeon_site
Remote Policy
CountryUnited States
RegionCA
CitySan Francisco
Salary Raw
Salary Min
Salary Max
Salary Currency
Salary Period
Source URLhttps://jobs.ashbyhq.com/span/128daf2f-9d0e-47b1-a82d-45699edcdebf
Apply URLhttps://jobs.ashbyhq.com/span/128daf2f-9d0e-47b1-a82d-45699edcdebf/application
First Seen At2026-05-29 07:13:16Z
Last Seen At2026-06-06 09:36:07Z
Last Checked At2026-06-06 09:36:07Z
Last Changed At2026-05-29 07:13:16Z
Inactive At
Source Posted At
Source Updated At
Raw Payload Uris3://job-postings-prod-raw-590183727216/raw/provider=ashby/board=span/date=2026-06-06/2026-06-06T09-35-50-209Z-c93af2685b1c31ccf2bf1692fe20eac4ec57c1f26e3ea626c3009b9809625723.json
Event Fields
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Parsed Structured
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Extensions
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Native Structured
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