Full Stack Engineer - TypeScript, LLMs

JR United Kingdom; Warrington; Remote; GBP 45,000 - 70,000; Full time

Job summary

A prominent AI start-up seeks a Mid Level Full Stack Engineer to shape their product using TypeScript, React, and LLMs. This fully remote role offers a chance to innovate B2B software solutions, with responsibilities across the entire feature lifecycle. Join a dynamic team to create cutting-edge AI-driven applications.

Qualifications

• Experience with TypeScript, Next.js, tRPC and Prisma.
• Strong database skills with MySQL.
• Hands-on experience with AI models.

Responsibilities

• Develop and maintain web applications using TypeScript, React, Node and Next.js.
• Integrate Large Language Models through prompt engineering.
• Build type-safe RPC endpoints with tRPC and TypeScript.

Skills

TypeScript

Node

React

Next.js

MySQL

AI Models Integration

Fast learner

Tools

tRPC

Prisma

LangChain

Job description

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Full Stack Engineer - TypeScript, LLMs, warrington, cheshire

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Client:

Oliver Bernard

Location:

Job Category:

Other

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EU work permit required:

Yes

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Job Views:

3

Posted:

31.05.2025

Expiry Date:

15.07.2025

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Job Description:

Full Stack Engineer - TypeScript, LLMs

Fully Remote - UK based

Oliver Bernard have partnered with a growing AI start-up who have recently secured large round of funding, and are now looking for talented Full Stack Engineers to shape the product and company from the ground up.

We are looking for a Mid Level Engineer to join our client's dynamic product team. This is an incredible opportunity to work with cutting-edge AI technologies and drive innovation in B2B software solutions.

Role Overview:

As a Full-Stack Engineer, you will contribute to a unified codebase powering both B2B platforms and custom AI integrations. You'll be involved in the full feature lifecycle, from design and development to optimising AI-driven user experiences.

Key Responsibilities:

• Develop and maintain web applications using TypeScript, React, Node and Next.js.
• Contribute to a monorepo encompassing B2B SaaS and AI modules.
• Integrate Large Language Models (LLMs) like OpenAI and Gemini through prompt engineering.
• Optimise MySQL databases for performance and scalability.
• Build type-safe RPC endpoints with tRPC and TypeScript.

Requirements:

• Experience with Next.js, tRPC, TypeScript, and Prisma.
• Strong database skills ideally with MySQL.
• Hands-on experience integrating AI models (e.g., ChatGPT, Gemini).
• Familiarity with LangChain or similar orchestration tools.
• Fast learner, adaptable in high-paced environments.

Preferred Skills:

• Experience deploying and fine-tuning custom AI models.
• Background in B2B software platforms with multi-user environments.