Staff Software Engineer
Corto Pty Ltd · Sydney, New South Wales, Australia · Hybrid
Posted Aug 19, 2026
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Early stage startup, part of a global established LegalTech business – be a founding Engineer for AI Paralegal!
Small, agile team - limited tech debt
Flexible, Sydney based hybrid role
Build the next generation of legal software at the intersection of AI and automation.
About AI Paralegal
AI Paralegal is part of CORTO, a cutting-edge software company dedicated to revolutionising the legal industry. Our mission is to empower legal practitioners with AI-driven solutions that streamline their workflow, boost productivity, and provide more efficient client service.
AI is transforming the legal industry and CORTO is at the forefront of this change. There is a huge opportunity for law firms to save time, money and to add more value to their client base. This is where AI Paralegal comes in. AI Paralegal is a startup transforming the way legal work is done to unlock new value for law firms and their clients. We will be utilising our in-house expertise and the power of AI to save hours of work and transform the way law firms provide access to legal justice.
Built on Adieu’s advanced AI technology, AI Paralegal functions as a digital paralegal drafting documents, managing workflows, and handling repetitive legal tasks with speed and precision. By integrating seamlessly with LEAP’s ecosystem, it empowers firms to increase efficiency, scale capacity, and drive measurable profitability from every matter.
What you’ll do
Working with experts in the legal industry and a visionary product team you will revolutionise how legal professionals work - creating smarter, faster, and more meaningful ways for them to deliver exceptional outcomes to their clients. You’ll join as a one of the founding Engineers. AI Paralegal has an ambitious roadmap and we’re looking for Engineers bringing strong Backend skills to help take this product from 0 to 1.
You’ll play a key role in shaping architecture, driving technical excellence, and solving complex problems that have real-world impact. This is a hands-on, high-impact role where strategic thinking, deep technical expertise, and curiosity come together to advance our mission of transforming how legal professionals work.
To make this happen you will:
Design, build, and maintain applications and services that power AI Paralegal workflows end-to-end — from document ingestion through extraction and delivery into practice management systems.
Design, build, and maintain the frontend UX
Build multimodal LLM pipelines over legal documents using Claude on AWS Bedrock
Improve LLM accuracy with schema validation and self-correcting retry loops that feed specific violations back to the model
Instrument the pipeline; error rates, retries, token spend, latency so optimisation is evidence-led.
Introduce new techniques as scale demands: prompt caching, embeddings for cheaper entity matching, retrieval of gold-standard exemplars for stubborn document types, and evaluation harnesses for prompt and model…