Freelance solutions architect- gen ai

Our client, a leading global specialist in energy management and automation is looking to engage with a Consultant.
The primary objective is to engineer a secure, scalable Infrastructure Backbone on AWS designed to power a Retrieval-Augmented Generation (RAG) AI system for Human Resources. This backbone must serve as a centralized 'intelligence layer' that ingests sensitive HR documentation and provides high-accuracy, grounded responses. Critically, this infrastructure must be integrator-ready, featuring a robust API architecture that allows the AI to be surfaced within existing HRIS platforms and via Chrome/Edge Browser Extensions (Manifest V3) to provide on-demand HR insights directly within the user's browser workflow.
Key responsibilities:
AWS Back-End Infrastructure:
AWS Mastery: Proficiency in VPC networking (Private Link, Subnets, Endpoints), IAM (Roles/Policies), and RDS (My SQL management and Read Uncommitted configurations).
Generative AI (RAG): Experience with...