Software Engineer (Full-Stack)

We’re a YC-backed AI developer tools startup (11-50 people, Seed stage) building intelligent AI agents that transform complex technical documentation into accurate, trustworthy self-serve experiences. Our platform helps technical companies deploy AI-powered assistants that answer product questions instantly - reducing support load and accelerating user onboarding., We’re looking for a hands-on Full-Stack Software Engineer to join our small, high-impact engineering team. You’ll work closely with the founding team and research engineers to scale our RAG engine, expand our analytics platform, and deepen integrations with a wide range of technical data sources. Your work will be visible, meaningful, and shipped quickly. What You’ll Do

• Work directly with the founding team and research engineers to define and implement features end-to-end.
• Scale the backend infrastructure powering our Retrieval-Augmented Generation (RAG) engine using Python.
• Experiment with and build new features in our analytics platform (React + Python).
• Develop and maintain client integrations used to deploy the product for customers (React + Python).
• Enable access to new kinds of data sources through Python-based ingestion pipelines.
• Maintain and improve our React SDK.

Must-haves:

• 3+ years of full-stack software engineering experience building complex systems with both Python backend and React frontend.
• Strong proficiency in Python and JavaScript/TypeScript.
• Demonstrated experience building AI assistants or NLP-driven applications.
• Hands-on experience with machine learning, deep learning, and LLMs.
• Experience with Retrieval-Augmented Generation (RAG) architectures.
• Strong CS fundamentals - degree in computer science, mathematics, statistics, or a related field, or equivalent practical experience.

Nice-to-haves:

• Prior experience in a startup environment.
• A marker of excellence: work at a recognized technology company, published research, significant open-source contributions, or a notable side project.
• Familiarity with natural language processing techniques and tooling.

Clera Berlin, Berlin $100,000 - $150,000 Vollzeit