Full Stack Engineer - TypeScript, LLMs

JR United Kingdom; Newcastle upon Tyne; Remote; GBP 40,000 - 60,000; Full time

Job summary

A growing AI start-up seeks a Mid-Level Full Stack Engineer to join their team in Newcastle upon Tyne. This fully remote position involves developing innovative B2B software solutions and integrating cutting-edge AI technologies. Ideal candidates will possess strong skills in TypeScript, Next.js, and database management.

Qualifications

• Mid-level experience required with a focus on web and AI technologies.
• Strong database management skills in MySQL.

Responsibilities

• Develop and maintain web applications with TypeScript and React.
• Integrate AI models through prompt engineering.
• Optimise MySQL databases for performance.

Skills

TypeScript

Next.js

tRPC

MySQL

React

AI Integration

Tools

Prisma

LangChain

Job description

Social network you want to login/join with:

Full Stack Engineer - TypeScript, LLMs, newcastle-upon-tyne, tyne and wear

col-narrow-left

Client:

Oliver Bernard

Location:

newcastle-upon-tyne, tyne and wear, United Kingdom

Job Category:

Other

-

EU work permit required:

Yes

col-narrow-right

Job Views:

3

Posted:

31.05.2025

Expiry Date:

15.07.2025

col-wide

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.