Staff Engineer - Heartbeat AI

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About the role

Own technical direction across Heartbeat AI's engineering domain (Mobile Apps, Energy Data, IoT Platform, and beyond), keeping architecture aligned with product direction. You will set the technical bar for the team, stepping into the hardest problems yourself rather than just directing others, while mentoring engineers and driving the shift to agentic engineering.

What you'll do

• Own technical direction across Heartbeat AI's engineering domain (Mobile Apps, Energy Data, IoT Platform, and beyond), keeping architecture aligned with product direction
• Accountable for consistent execution of technical decisions within your domain, setting clear direction and holding the team accountable for implementation
• Set the technical bar for the team, stepping into the hardest problems yourself rather than just directing others
• Translate business and product requirements into technical solutions
• Mentor and challenge engineers within Heartbeat AI to accelerate their growth
• Architect systems and APIs so AI agents operate as first-class users with machine-readable contracts and structured errors that let agents self-correct
• Drive Heartbeat AI's shift to agentic engineering, reshaping how the team works so agents execute safely while humans stay accountable
• Own the architecture of the AI systems that power the product itself, from our EMS to our energy tariff

What you'll need

• Extensive hands-on experience in software development with multiple general-purpose programming languages for a minimum of 5 years
• A proven track record of architecting scalable and secure systems, demonstrating a strong commitment to quality
• Extensive experience in designing and implementing APIs that enable seamless integration and system communication
• Experience driving technical alignment within a team in fast-paced environments, including making and following through on critical technical decisions
• Experience designing systems and APIs for agent consumption, with structured errors and clear contracts that let agents self-correct
• Capability to guide an engineering team through the shift to agentic engineering, reshaping workflows so agents execute safely while humans stay accountable
• Experience architecting AI/ML-driven or data-intensive systems (e.g. forecasting, real-time data pipelines), ideally in an energy or IoT context
• Strong verbal and written communication skills in English, with proficiency in German considered a plus

Nice to have

• Experience in the energy or IoT sector

What they offer

• Remote work Germany-wide with offices in Hamburg, Berlin, or Munich
• Direct reporting to the CTO
• EGYM Wellpass for health and wellness
• Job bike leasing program
• Individualised opportunities for professional development
• Direct impact on climate and energy transition

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