Senior Backend Engineer - API & Security for Batteries

EnergyHub, Inc.; United States; Hybrid; USD 130,000 - 170,000; Full time

Benefits offered by this job

100% paid medical for employees

401(k) with employer match

Casual environment

Flexible schedule

Citi Bike membership

Gym subsidy

Paid parental leave

Education assistance

Job summary

EnergyHub, Inc. is hiring a Senior Software Engineer to design backend services for residential battery programs, focusing on security and scalable APIs.

You will build and maintain RESTful APIs, integrate with internal services, and work with product and OEM teams to deliver client value while advancing virtual power plants and grid flexibility.

Qualifications

• 5+ years of professional software engineering experience.
• Experience with the Java/Spring ecosystem.
• Expertise in RESTful web APIs for external clients.
• Familiarity with PostgreSQL relational databases.
• Strong problem-solving and multi-use-case balancing skills.
• Knowledge of security best practices and API hardening.
• Experience with automated testing, CI/CD, and monitoring tools (GitHub Actions, DataDog, Sentry, Metaplane).

Responsibilities

• Build and maintain features across our battery solution.
• Develop and maintain the client-facing REST API and backend logic.
• Integrate with distributed internal services to enable new capabilities.
• Ensure security and data protection policies are in place.
• Collaborate with product and engineering to improve requirements and quality.
• Collaborate with other teams to enable new API features.
• Promote the Dev Owns Quality culture.
• Write and maintain technical documentation.
• Other duties as assigned.

Skills

Java/Spring

REST APIs

PostgreSQL

Security

Autonomy

Collaboration

Python

GitHub Actions

DataDog

Sentry

Metaplane

CI/CD

Monitoring

AWS

Tools

Docker

Kubernetes

gRPC

Protocol buffers

React

MongoDB

AWS

Job description

As a Senior Software Engineer on our growing Battery team, you will design and develop backend services that support residential battery programs while maintaining a strong security posture across our infrastructure. Working closely with leading battery providers, you will improve grid flexibility and help push virtual power plants forward towards a sustainable climate future.

This role is back-end and data focused, giving you the opportunity to build services, APIs, and new features to improve the quality and breadth of our battery solutions.

You would join a relatively new and growing team with the opportunity to contribute to highly visible projects with significant client impact. Partnering with engineers, product, and OEMs, you will design backend services that provide direct client value and unlock the full potential of residential batteries.

Main Responsibilities: What you'll do

• Build and maintain features across our battery solution
• Develop and maintain our client-facing REST API and the backend logic that powers it
• Build integrations with distributed internal services to abstract away complexity and enable new product capabilities
• Ensure proper security and data protection policies, procedures, and monitoring are in place
• Collaborate with product and engineering to continuously improve requirements and software quality
• Collaborate with other teams to enable new API features and help them build on top of utility client data
• Drive and embody the “Dev Owns Quality” culture
• Write and maintain technical documentation
• Other duties as assigned

Required Skills and Experience: What you need

• 5+ years of professional software engineering experience
• Experience with the Java/Spring ecosystem
• Expertise in RESTful web APIs, especially those targeting external clients
• Familiarity with relational database fundamentals (we mostly use PostgreSQL)
• Strong problem-solving skills, capable of balancing multiple use cases while enabling flexibility
• Knowledge of modern security best practices, authentication/authorization frameworks, and system/API hardening
• Knowledge of development best practices including automated testing, CI/CD, and monitoring (e.g. GitHub Actions, DataDog, Sentry, Metaplane)
• Ability to work both autonomously and collaboratively as the situation demands

Preferred Skills and Experience: Nice-to-haves

• Experience with Python
• Experience with AWS or other cloud providers
• Experience with microservice architectures and event-driven messaging systems
• Experience with React and other web technologies
• Experience with protocol buffers and gRPC
• Experience with containerized systems
• Experience with MongoDB

Please note that sponsorship of new applicants for employment authorization, or any other immigration-related support, is not available for this position at this time.

Why work for EnergyHub?

• Collaborate with outstanding people: Our employees work hard, do great work, and enjoy collaborating and learning from each other.
• Make an immediate impact: New employees can expect to be given real responsibility for bringing new technologies to the marketplace. You are empowered to perform as soon as you join the team!
• Gain well rounded experience: EnergyHub offers a diverse and dynamic environment where you will get the chance to work directly with executives and develop expertise across multiple areas of the business.
• Work with the latest technologies: You'll gain exposure to a broad spectrum of IoT, SaaS and machine learning obstacles, including distributed fault-tolerance, device control optimization, and process modeling to support scalable interaction with disparate downstream APIs.
• Be part of something important: Help create the future of how energy is produced and consumed. Make a positive impact on our climate.

About EnergyHub

EnergyHub empowers utilities and their customers to create a clean, distributed energy future. We help consumers turn their smart thermostats, EVs, batteries, and other products into virtual power plants that keep the grid stable and enable higher penetration of solar and wind power.

To learn more, visit energyhub.com.

Company Benefits

EnergyHub offers a generous benefits package including 100% paid medical for employees and a 401(k) with employer match. We offer a casual environment, the flexibility to set your own schedule, a fully stocked fridge and pantry, free Citi Bike membership, secure bike rack, gym subsidy, paid parental leave, and an education assistance program.

EnergyHub is an Equal Opportunity Employer

EOE, Including Disability/Vets. Reasonable accommodations are available for individuals with disabilities throughout the application process. If you are a person with a disability needing assistance with the application process, please contact [e-mail].

In connection with your application, we collect information that identifies, reasonably relates to or describes you ("Personal Information"). The categories of Personal Information that we may collect include your name, government-issued identification number(s), email address, mailing address, other contact information, emergency contact information, employment history, educational history, and demographic information. We collect and use those categories of Personal Information about you for human resources and other business management purposes, including identifying and evaluating you as a candidate for potential or future employment or future positions, recordkeeping in relation to recruiting and hiring, conducting analytics, and ensuring compliance with applicable legal requirements and Company policies. By submitting your application, you acknowledge that we may retain some of the personal data that you provide in your application for our internal operations such as managing our recruitment system and ensuring that we comply with labor laws and regulations even after we have made our employment decision.

Notice To Third Party Agencies:

EnergyHub understands the value of professional recruiting services. However, we are not accepting resumes from recruiters or employment agencies for this position. In the event we receive a resume or candidate referral for this position from a third-party recruiter or agency without a previously signed agreement, we reserve the right to pursue and hire those candidate(s) without any financial obligation to you.

The base salary range of this opportunity is listed below and is determined within a range based on factors including qualifications, location and experience. This allows opportunity for growth and development within the role. The base salary offered is part of a total compensation package.

Base Salary Range

$130,000 - $170,000 USD

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