Founding Full Stack Engineer AI London

Founding Full Stack Engineer AI London

What if the next generation of AI wasn't just working with information, but helping build things in the real world? An early-stage technology company is hiring a Founding Full Stack Engineer to help turn a highly ambitious AI product into reality. The team is tackling genuinely difficult problems around AI agents, complex data and real-world built systems. This is an opportunity to join extremely early and work on technology where there is still a huge amount to figure out.

The Role

• Build across the product, from backend systems to user-facing applications
• Design and ship AI-powered functionality into production
• Work with LLMs, agents, retrieval and complex data
• Make key architectural decisions as the platform scales
• Work directly with the founding team and have a major say in what gets built

About You

• Strong Full Stack engineering background
• Significant hands-on experience building with AI/LLMs in production
• Strong Python and/or TypeScript
• Comfortable owning projects from idea to deployment
• Naturally curious about how AI systems actually work
• Founder mentality: high agency, pragmatic and willing to get stuck into whatever needs doing
• Tiny team. Serious technical problems. Massive ownership.