(Senior)DataEngineer(m/w/d)

At GALVANY, our goal is to make climate-neutral living a reality for everyone. We focus on execution – developing concrete, smart solutions and making heat pumps, battery storage, and smart metering easy to access, reliable, and affordable. GALVANY-Tech drives the energy transition through software. We're building an AI-based Operating System for sales, planning, installation and operation of heat pumps and integrated energy systems – from single-family homes to multi-unit buildings, and across our Energy Community as a Virtual Power Plant. We are a profitable green-tech startup and believe that sustainable impact and long-term growth are only possible when grounded in a healthy business model. To implement our ambitious tech roadmap, we secured €10 million in seed funding from Set Ventures and AENU in the spring 2026. Driven by customer value, clarity, and responsibility, we stand for high-quality heating solutions and an environment where people take responsibility and drive lasting impact. The Role As a Data Engineer at GALVANY, you'll architect and maintain the data infrastructure that powers our AI-based Operating System. You'll process real-time energy data from heat pumps and integrated systems, build pipelines that fuel AI models and analytics, and ensure data quality across our entire ecosystem – from individual homes to our Virtual Power Plant. Responsibilities: - Design and build scalable data pipelines using Kafka, Benthos, Clickpipes and related tools. - Ensure data quality, consistency, and freshness across the energy ecosystem and internal processes. - Collaborate with ML engineers to deliver the right data in the right format for AI models. - Build monitoring and validation into pipelines from the start. - Translate business questions into data requirements and vice versa. - Leverage LLMs and AI tools to innovate data solutions and accelerate development. Tech Stack: Data tools including Kafka, Benthos (data pipeline), Python, SQL; Backend with GoLan