Sr Ai Engineer

n8n is a workflow automation platform that uniquely combines AI capabilities with business process automation. We give technical teams the flexibility of code with the speed of no-code, backed by a passionate community of builders. With 500+ integrations and fair-code principles, we're revolutionizing how businesses connect their systems and processes.

We were founded end of 2019 and currently:

- We’re a diverse team of + 140 talented people
- Our annual recurring revenue is growing over 9x year-over-year
- ️ With +130k GitHub stars, we are in the top 50 most popular projects of all time on Github
- We were the 25th fastest growing startup last year and 4th BtoB SaaS Rising 100 this year in Europe according to Sifted
- We were Sequoia's first seed investment in Germany, and most recently secured our $60M Series B (February '25, led by Highland)

As a Senior AI Engineer, you'll drive intelligent features that redefine how users build automations. You'll build AI-powered capabilities, from natural language input to smart suggestions, that make creating workflows faster and more intuitive.

You'll collaborate across engineering, product, and design to bring generative AI and LLM-based enhancements into the core user experience. You'll improve existing AI integrations, develop new ones, and shape how AI powers our product.

**You’ll work across the entire AI feature lifecycle**:

- ** Architect and implement AI-powered capabilities**: code generation, intelligent node creation, and workflow optimization
- ** Integrate LLM APIs and embedding models** for text-to-workflow and natural language code suggestions
- ** Design and iterate on prompts** to improve model output and user experience
- ** Build internal tooling**, **evaluation** benchmarks, and automated **testing** for AI components
- Collaborate closely with other engineers to **ensure** **AI features are reliable, performant, and scalable**
- Balance experimentation with impact**:ship quickly** while focusing on user value
- Stay current with advances in LLMs, prompt frameworks, and developer tools - and bring those insights into our roadmap

**Requirements**:

- ** 5+ years of experience** building web-based products, ideally in **B2B SaaS** startups
- Strong **fullstack** development skills with **TypeScript**, **Node.js**, and API design
- Proven track record shipping **AI-powered features** in production with **LLM APIs** (OpenAI, Anthropic, etc.) and understanding of how to translate machine intelligence into user value. We're looking for **experience** **building end-to-end systems**.
- ** Deep understanding of AI fundamentals**: agent architectures, chat completion roles, embedding vectors, vector databases, and chunking strategies
- Hands-on experience with **prompt engineering**, **embedding models**, and **vector stores**
- A **user-focused mindse**t: you care about delivering features that solve real problems
- A bias for shipping and learning - fast iteration is second nature to you

**Bonus Points For**:

- Experience** fine-tuning LLMs**or working with retrieval-augmented generation (**RAG**) systems
- Frontend experience using **Vue** or **React**
- ** Technical writing or documentation** **contributions**, especially around developer tools or AI
- Experience with **agent orchestration patterns** and **state management** in multi-step AI systems
- Knowledge of **code quality evaluation metrics** and **context optimization** techniques
- n8n is an equal opportunity employer and does not discriminate on the basis of race, religion, colour, national origin, gender, sexual orientation, gender identity, age, marital status, veteran status, or disability status._
- We can sponsor visas to Germany; for any other country, you need to have existing right to work._

**_ Our company language is English._**

**Benefits**:

- **Competitive compensation** - We offer fair and attractive pay.
- ** Ownership** - Our core value is to “empower others,” and we mean it—you’ll get a slice of n8n with equity.
- ** Work/life balance** - We work hard but ensure you have time to recharge:

- ** Europe**: 30 days of vacation, plus public holidays wherever you are.
- ** US**: 15 vacation days, 8 sick days, plus public holidays wherever you are.
- ** Health & wellness**
- ** Europe**: We provide benefits according to local country norms.*
- ** US**: Comprehensive medical (PPO 1200), dental, and vision plans.
- ** Future planning**
- ** Europe**: We provide pension contributions according to local country norms.*
- ** US**: 401(k) retirement plan.
- ** Financial security**
- ** Europe**: We provide benefits according to local country norms.*
- ** US**: Short-term & long-term disability insurance, life & AD&D coverage, and additional hospital coverage.
- ** Career growth** - We hire rising stars who grow with us You’ll get €1K (or equivalent) per year to spend on courses, books, events, or coaching to level up your skills.
- ** A passionate team** - We love our produc