GenAI Full-Stack Engineer: Build Production Ready POCs

83zero Ltd; City Of London; Hybrid; GBP 65,000 - 80,000; Full time

Benefits offered by this job

Healthcare options

Job summary

83zero Ltd is seeking a GenAI Full Stack Engineer who will collaborate on GenAI POCs, scale them to production, and build full‑stack applications for GenAI and non‑GenAI projects. You will partner with senior stakeholders and work across modern cloud, container, and IaC stacks to deliver secure, scalable solutions.

The role offers a hybrid work model with travel to client sites, base locations including London, Manchester, Newcastle, and Glasgow.

Qualifications

• Experience in building microservices using Python with FastAPI or TypeScript with Express
• Frontend experience building React apps with TypeScript (Next.js or Vite)
• Familiarity with GenAI frameworks like LangChain, LangGraph, CrewAI, or Vercel AI
• Practical experience with LLMs (OpenAI, Anthropic, Mistral, Llama) and tools like Ollama
• Proficiency in AWS or Azure for hosting and deployment
• Hands-on containerization and orchestration with Docker and Kubernetes
• Experience with Infrastructure as Code tools such as Terraform
• Familiarity with LL M monitoring tools Langsmith, Langfuse
• Experience with CI/CD tools such as GitLab, GitHub, Jenkins
• Experience with vector databases (ChromaDB, Pinecone, PGVector, MongoDB, Qdrant)
• Familiarity with NoSQL (MongoDB preferred) and SQL (PostgreSQL)
• Proficiency in Git and version control platforms like GitHub/GitLab

Responsibilities

• Collaborate to develop GenAI POCs using RAG and intelligent agents
• Scale POCs to production-ready solutions for client use
• Design and develop Full Stack apps for GenAI and non-GenAI projects
• Support infrastructure development for robust end-to-end solutions
• Grow skills by exploring emerging GenAI technologies

Skills

Python FastAPI

TypeScript Express

React TypeScript

GenAI frameworks

LLM experience

AWS Azure

Docker Kubernetes

Terraform

Langsmith Langfuse

Git/GitHub/GitLab

Vector databases

MongoDB

PostgreSQL

Qdrant

ChromaDB

Pinecone

Tools

Docker

Kubernetes

Terraform

Job description

83zero Ltd is seeking a GenAI Full Stack Engineer who will collaborate on GenAI POCs, scale them to production, and build full‑stack applications for GenAI and non‑GenAI projects. You will partner with senior stakeholders and work across modern cloud, container, and IaC stacks to deliver secure, scalable solutions.

The role offers a hybrid work model with travel to client sites, base locations including London, Manchester, Newcastle, and Glasgow.