AI/ML Engineer (Generative AI)

TL;DR

AI/ML Engineer (Generative AI): Building and scaling generative AI applications, agentic workflows, and RAG systems with an accent on production-ready AI architectures and LLM optimization. Focus on developing multi-agent architectures, GraphRAG solutions, and high-performance AI platforms.

Location: Must be available to work core UK business hours (9:00–17:30 GMT/BST)

Company

hirify.global is a company focused on developing scalable AI platforms and production-ready AI architectures.

What you will do

• Develop, train, and optimize machine learning, Generative AI, and neural network models.
• Design and implement agentic AI workflows and multi-agent architectures using modern orchestration tools.
• Build RAG and GraphRAG applications utilizing knowledge graphs, Neo4j, and vector databases.
• Architect and develop a scalable AI platform with robust API endpoints via FastAPI.
• Optimize LLM performance using caching mechanisms (KV, response, and prompt caching).
• Implement observability, monitoring, and evaluation workflows using tools like Langfuse.

Requirements

• Minimum 3 years of experience building production-ready AI/ML software.
• Strong expertise in Python and frameworks such as PyTorch, TensorFlow, LangChain, and LangGraph.
• Hands-on experience with agentic AI, RAG, GraphRAG, and LLM-based application development.
• Proficiency with vector databases (Neo4j, Astra DB) and scalable backend architecture.
• Availability to work core UK business hours (9:00–17:30 GMT/BST, Monday–Friday).
• Bachelor’s or Master’s degree in Computer Science, AI, Data Science, or a related field.

Nice to have

• Experience with voice-based AI solutions, including STT, TTS, and conversational AI.
• Expertise in advanced LLM operations, including model routing and cost optimization.
• Experience deploying and scaling applications across multiple cloud providers.