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AI Infrastructure Engineer at Well-funded AI SaaS startup

Are you an expert in cloud infrastructure and prompt engineering? Join a well-funded AI SaaS startup in London as an AI Infrastructure Engineer to build the backbone of a next-generation platform. You will lead AWS architecture, master LangChain integrations, and optimize LLM performance. This is a rare opportunity to shape the technical foundation of a high-growth venture while working at the cutting edge of AI automation and cloud scalability.

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Location

London, United Kingdom

Compensation

Not Disclosed

Company

Confidential company

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Role overview

You will lead the design and management of scalable cloud infrastructure while pioneering prompt engineering strategies. By integrating frameworks like LangChain and LangFuse, you will bridge the gap between robust AWS environments and cutting-edge LLM performance. This role is pivotal in building the technical foundation for a rapidly growing AI-native platform.

About the company

Well-funded AI SaaS startup

What you will do

  • Design, implement, and maintain scalable AWS infrastructure utilizing AWS Cloud Development Kit (CDK)
  • Develop and refine prompt engineering strategies to optimize AI model performance and output quality
  • Integrate and manage LLM frameworks while automating processes through clean, maintainable Python development

Who this is a fit for

  • Proven experience managing AWS services such as S3 and Lambda with a strong grasp of AWS CDK
  • Technical proficiency in Python and hands-on experience working with Large Language Models (LLMs)
  • Strong problem-solving abilities with a passion for staying updated on emerging AI and cloud technologies

Why this role is remarkable

  • Influence the architectural direction of a high-growth AI startup backed by top-tier VCs
  • Work at the forefront of LLM orchestration using the latest tools like LangChain and LangFuse
  • Collaborative hybrid culture in a prime London location with high autonomy

How Jack & Jill work together

Jack
I get to know what you’re great at, then find roles you’d never find yourself.
Jill
I recruit from Jack’s network and make the intro when I spot a great match.
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Jack gets to know what you're great at and what you want next, then searches 15 million jobs daily and helps you discover roles at companies like this.

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What happens next?

Jack’s an AI agent for job searching and career coaching. He works for you.

Jill is the AI recruiter working for the company. She recruits from Jack’s network.

If your profile’s a match and Confidential company wants to meet, Jill will make the intro. In the meantime, Jack will send you excellent alternatives.

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