AI R&D Engineer – Model Training (f/m/d)

Alephalpha Is this your company? Claim it · Heidelberg · Full-time

Description

Our Mission Aleph Alpha is one of the few companies in Europe doing serious foundation model pre-training like our recently released Kolibri-1 model. Our customers - in finance, manufacturing, public administration - need models that understand German, meet European regulatory requirements, and work reliably in high-stakes settings. We're building that in Heidelberg. Team Culture At Aleph Alpha, we foster a culture built on ownership, autonomy, and empowerment. Teams and individual contributors are trusted to take responsibility for their work and drive meaningful impact. We maintain a flat organizational structure with efficient, supportive management that enables quick decision-making, open communication, and a strong sense of shared purpose. We believe a strong engineering culture is the key to model training success. We like Extreme Programming and favor trunk-based development. We often mob-program, which keeps us aligned and means we always learn from each other. About the Role As an AI R&D Engineer in Model Training (f/m/d), you will join our model training team in Heidelberg or Berlin. Most of the team is based in Heidelberg. The model training team is building and improv…

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Where is this AI R&D Engineer – Model Training (f/m/d) job located?

The listing places this job in Heidelberg.

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The employer shown on the listing is Alephalpha.

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The listing type is Full-time.

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It was posted on 7 November 2026. Jobs that stay open too long are closed automatically, so apply soon if you are interested.

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