Senior AI Engineer

🕒 March 9

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Nelly Solutions

WebsiteLinkedInAll Job Openings

51 - 200 employees

Founded 2021

🏥 Healthcare

🛡️ Insurance

💼 Consulting

💰 $51.5M Series B - Nelly on 2025-01

Healthcare • Insurance • Consulting

Nelly Solutions is a Berlin-based SaaS platform that automates administrative and financial workflows for medical and dental practices. The company provides a digital patient journey (mobile/web intake, e‑consent, e‑signatures), AI-powered real-time clinical documentation, integrations with practice management systems, and a fintech stack that includes digital payments, card terminals, and factoring (including KV/KZV payouts). Nelly emphasizes data security and GDPR-compliant hosting in Germany and serves thousands of practices to reduce paperwork, speed up billing, and improve cash flow.

📋 Description

• Embrace a fast-paced, agile environment where outcome and quick progress is achieved through experimentation and rapid iteration • Design and ship backend-first agentic services combining LLM services - taking full responsibility for system design, APIs, and data integrity • Build retrieval & knowledge layers (embeddings, vector stores, metadata schemas, glossary, memories) that make suggestions accurate across different input scenarios • Own production quality: tracing, retries, fallbacks, prompt/version control, AB tests, feature flags, rollbacks • Support user interviews, contribute to product planning, and collaborate with cross-functional teams to drive impactful projects

🎯 Requirements

• 6+ years building and operating backend systems in production (strong Python skills required, TypeScript a plus for integration work towards customer-facing app) • 1-2 years shipping LLM/GenAI features to users (RAG, tool use, planning, or agent frameworks e.g MCP) • Builder and owner mindset, with high agency and proactive drive to move fast - obsessed with shipping the best user experience and winning on product • Proven experience in systems design: API design, data modeling, high load async worker queues, eventing, caching • Great communication skills in English • Bonus skills: Applied ML fundamentals alongside theoretical experience • Fluent German is a big plus, to improve the interaction between you and our user base.

🏖️ Benefits

• BVG ticket or a Swapfiets membership to cruise through the city • Urban Sports membership to sweat, stretch, or sauna your way through the week • Top of the line working equipment • Flexible hours and a hybrid setup in the heart of Berlin • Enjoy up to 4 weeks of workation wherever inspiration hits • A cozy, dog-friendly office where good vibes are basically mandatory • A fridge full of cold drinks and snacks waiting to be claimed