AI Engineer

DescriptionWe are seeking an AI Engineer to design, build, and ship the AI-powered features that sit at the heart of the Lexapar platform. A core part of this role is building and owning the model harnesses that let the team develop, test, and compare AI systems with confidence with the evaluation suites, agentic/tool-use scaffolding, and production instrumentation that turn frontier model capability into reliable, shippable features. You will work closely with product, engineering, and legal domain experts to translate real legal workflows into AI-driven product experiences that meet the accuracy and reliability bar the profession demands.What you'll doModel Harness Development: Build and maintain the harnesses that power model development at Lexapar, evaluation harnesses, agentic/tool-use scaffolding, prompt and context test beds, and regression suites that let the team run, compare, and validate models quickly and reproducibly. This is a major, ongoing focus of the role.AI Feature D