Mirrai Careers

Senior Data Scientist

Peec AI

Berlin Full-time€100k–€150k / year Posted 30+ days ago
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WHAT YOU’LL DO * Train, test, and ship models that power Peec AI’s recommendations - helping customers boost their visibility in AI search * Develop algorithms that extract actionable insights from AI search behavior, creating data-driven recommendations that help brands increase their AI Search visibility * Own the full model lifecycle from experimentation to production deployment, working closely with engineering to integrate ML solutions into our systems * Design and implement data pipelines to ingest, process, and analyze large volumes of data WHAT WE’RE LOOKING FOR * Proven backend development skills in Python with experience building APIs, data pipelines, or ML infrastructure, and familiarity with tools like FastAPI, Docker, and cloud platforms (preferably GCP) * Deep curiosity about how LLMs work, with the ability to reverse-engineer AI search behavior and translate patterns into actionable product features * Track record of taking projects from research to production in a fast-moving startup environment, with strong problem-solving skills and comfort working with ambiguous, evolving problems * Excellent communication skills with the ability to explain complex technical concepts to customers and stakeholders OUR DATA SCIENCE STACK * Languages: Python, SQL * Libraries: Pandas, NumPy, HuggingFace, PyTorch, TensorFlow, ONNX * Backend: GCP, Cloud Functions, Firestore, Postgres, AlloyDB, BigQuery * AI Models: OpenAI, Claude, Perplexity, Gemini, Llama, etc. BONUS POINTS * Contributions to open-source projects * Deployed side/hobby projects that we can check out * Presented research papers at top ML or AI conferences * Having started a company before or worked at a high-growth startup * Fluency in Typescript WHAT WE OFFER * Exciting and challenging work with real impact and ownership at one of Europe’s fastest-growing Series A startups * Regular team events and off-sites * Aggressive equity compensation package * Paid Dinner & Uber home when working late * The most beautiful office space and work environment in Berlin

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