Freelance AI Engineer/Builder - New Product PoC
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AI Infrastructure
About the Role
HeyJobs is looking for a Freelance AI Engineer/Builder to prove that 90%+ of a complex, multi-step service workflow can be automated using AI. You will leverage SaaS tools, AI APIs, and workflow automation (Langdock Workflows, n8n, Zapier, Make.com, LangFlow) to build a working proof-of-concept. You will work across the full stack: LLMs/AI APIs, workflow automation, integrations, simple interfaces, Python scripting.
The role involves hands-on LLM/AI API implementation (OpenAI, Anthropic, AWS Bedrock), workflow automation tool expertise (n8n, Make.com, Zapier, Langflow), Python scripting and API integration, and a product mindset with ability to iterate rapidly. You will have entrepreneurial ownership of technical decisions.
Bonus: Experience with AI agent frameworks (LangChain, AutoGPT, etc.).
Tech Stack: LLMs, Claude, Cursor, Python, n8n, workflow automation, Ruby on Rails (existing infrastructure), AWS, React.
Location: Berlin onsite at Kreuzberg office or EU-based with Berlin timezone availability.
