Software Engineer II, Battery

As a 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 such as Tesla and Sunrun, you will improve grid flexibility and enhance the value of our programs.

Partnering with other engineers, you will build new services and products in EnergyHub’s battery platform, engaging homeowners and OEMs on initiatives that unlock the full potential of residential batteries and deliver meaningful grid impact.

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

Main Responsibilities

• Develop Java-based solutions, working towards well-structured, high-quality code with automated testing.
• Collaborate cross-functionally with product managers, internal engineering teams, and stakeholders to contribute to high-impact projects.
• Work within real-world constraints to develop creative solutions that work towards platform flexibility and scalability.
• Contribute to best practices for CI/CD, data modeling, and iterative development (e.g., PoCs, rapid prototyping, milestone-based execution).
• Actively participate in a strong technical culture of respect, open communication, and collaboration.
• Write and maintain technical documentation
• Drive and embody the “Dev Owns Quality” culture
• Other duties as assigned

Key Skills and Experience

• 3+ years professional software engineering experience, preferably in a small to medium-sized team, with a proven exceptional ability as a software engineer
• Eager to learn new technologies and enthusiastic to be a back-end engineer with a focus on application development and data pipelines
• Strong experience developing the full SDLC
• Experience with Java (preferably Java 11+) 
• Experience with Python
• Strong problem-solving skills, capable of balancing multiple use cases while enabling flexibility
• Experience with web services and RESTful APIs using Spring
• Knowledge of modern security best practices, authentication/authorization frameworks, and system/API hardening

Preferred Skills and Experience

• Extensive data engineering experience is a huge plus, including addressing data quality issues, building data pipelines, monitoring and alerting
• Experience with relational databases and SQL is a plus
• Experience with S3, MongoDB, AWS, DBT, Snowflake a plus
• Familiarity with CI/CD pipelines and modern software development practices
• Proven ability to deliver high-quality, iterative value while maintaining execution speed
• Strong communication skills, with an emphasis on cross-functional collaboration and working on challenging technical problems

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.
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