Work in our Kotlin and TypeScript cloud with gRPC, REST APIs and GraphQL as well as communicating with our IoT devices over MQTT.
Building more resilient homes with reliable backup
Designing a flexible and distributed electrical grid
Design and build 3rd party cloud-based integrations with a variety of other hardware partners
Work cross-functionally with product and design teams to learn about our customers, identify solutions and develop the features that solve their needs
Architect and co-ordinate full-stack solutions to enable new panel functionality such as geolocation-specific demand reduction to assist in reducing peak power draw.
Enabling homes and vehicles powered by clean energy
Making electrification upgrades possible
Scale our existing cloud and data infrastructure to support SPAN’s growing fleet
Collaborate between firmware, frontend and backend engineers on projects to seamlessly build a cohesive product
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.
Design APIs and data specifications for internal and external users
Requirements
8+ years
kotlin
aws
terraform
grpc
iot
8+ 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.
Experienced and skilled in problem solving.
5+ years of professional experience in a common backend programming language and a desire to work with Kotlin, TypeScript, and Python
Experience with Cloud-native platforms like AWS, GCP, Azure (we use AWS).
Infrastructure as code tools like Pulumi or Terraform etc.
Internet of Things (IoT) products (e.g. AWS IoT, Google Cloud IoT, something homegrown) or other hardware component to the product
Experience collaborating with coworkers in shared code base using industry standard tools and processes including type systems, linting and unit testing
gRPC or GraphQL APIs.
Understanding engineering principles and processes to design robust, scalable and resilient systems
Benefits
Products with a rich mobile app
Training + Development
Information not given or found
Interview process
Information not given or found
Visa Sponsorship
Information not given or found
Security clearance
Information not given or found
Company
Overview
Founded with a vision to revolutionize energy consumption, Span integrates advanced technology with everyday living.
The company develops smart energy management systems, optimizing energy use for residential and commercial spaces.
Span's solutions focus on reducing energy costs, improving grid management, and promoting sustainable energy practices.
With a blend of hardware and software, Span enables users to monitor and control their energy usage in real-time.
The company has made significant strides in the energy tech industry, gaining recognition for its cutting-edge innovations.
Typical projects include the installation of smart panels, electric vehicle chargers, and energy storage solutions.
Span's commitment to energy efficiency positions it as a leader in shaping the future of smart home and commercial energy solutions.
Culture + Values
Candor – Radical Candor: open, honest, direct feedback to find the best solution together
Work‑Life Integration – blending professional achievement with personal fulfillment
10× Techie mindset – relentless improvement, deep work, passion for pushing boundaries
Rapid Learning & Deep Work – dynamic environment enabling quick up‑skilling and focused execution
Shared Purpose – collective ownership and accountability; success through team wins
Environment + Sustainability
10m Homes
Clean Energy Goal
Targeting to electrify 10 million U.S. homes by 2030.
40% Reduction
Carbon Impact Target
Products aim for over 40% household emissions reduction.
80% Adoption
Clean Energy Stats
80% of SPAN owners use clean-energy technology.
600% Growth
Revenue Expansion
Revenue increased nearly 600% in 2022.
Developing next-generation smart panels to accelerate home decarbonization.
Aiming for gigaton-scale CO₂ avoidance in decarbonization efforts.
Inclusion & Diversity
100% coverage
Healthcare Benefits
Provides full coverage for base medical, dental, and vision premiums for employees.
24 weeks leave
Parental Leave Policy
Offers up to 24 weeks of parental leave for employees.
Embraces diversity and equal opportunity—committed to building a team representing a variety of backgrounds, perspectives, and skills.
Employee Resource Groups and monthly social events.
No public gender-ratio data or numeric DEI outcomes disclosed.