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I’m building a retrieval-augmented AI assistant that confidently answers questions about Australian criminal, civil and corporate law. The system must support three core workflows: precise legal research, conversational Q&A and first-draft document generation. Every answer has to cite real case law, legislation and reputable legal articles—no hallucinations. The job centres on designing and implementing the full RAG pipeline: • Data ingestion & preprocessing – scrape or load authorised reports, consolidated legislation and selected secondary commentary, then chunk, clean and embed. • Retrieval layer – stand up a performant vector store (FAISS, Pinecone or similar) with filtering for jurisdiction, court level and date. • LLM orchestration – wire the retriever to an LLM of your choice (open-source or API-based) with custom prompting and answer-structuring that keeps citations intact. • Evaluation – build automatic tests measuring factual accuracy, citation integrity and latency; refine until zero-hallucination rates are met on a held-out set. • Deployment – containerise the service, expose a REST/GraphQL endpoint and supply a short demo notebook or script performing legal research, Q&A and sample document drafting. Acceptance criteria 1. Given a user query, the assistant returns a concise answer plus clickable citations pointing to the underlying case law or statute section. 2. Retrieval accuracy ≥ 90 % on a sampled validation set; hallucination rate ≤ 2 %. 3. End-to-end latency < 5 s for typical queries on a mid-range GPU or CPU beat. 4. Codebase delivered with clear README and environment files so another engineer can reproduce results in one command. If this aligns with your expertise in modern ML (Python, LangChain/LlamaIndex, vector databases, containerisation) and you have experience working with legal or highly regulated text, I look forward to seeing how you would approach the build and timeline.
Project ID: 40733878
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76 freelancers are bidding on average $52 AUD/hour for this job

⭐⭐⭐⭐⭐ Build an AI Assistant for Australian Legal Research and Q&A ❇️ Hi My Friend, I hope you are doing well. I have reviewed your project requirements and see you are looking for an AI assistant for legal research. You don’t need to look any further; Zohaib is here to help you! My team has completed over 50 similar projects in AI and legal tech. I will design a robust RAG pipeline to ensure accurate answers that cite real case law and legislation. I will create the system by focusing on data ingestion, building a vector store, and orchestrating the LLM. I will also set up evaluation tests to ensure high accuracy and low hallucination rates, all while keeping your budget in mind. ➡️ Why Me? I can easily build your AI assistant as I have 5 years of experience in machine learning and legal tech. My expertise includes Python, data preprocessing, and vector databases. Additionally, I have a strong grip on containerization and API integration, ensuring a smooth deployment process. ➡️ Let's have a quick chat to discuss your project in detail. I’d love to show you samples of my previous work. Looking forward to chatting with you! ➡️ Skills & Experience: ✅ Python Programming ✅ Machine Learning ✅ Legal Research ✅ Data Ingestion ✅ Vector Databases ✅ API Development ✅ LLM Integration ✅ Data Preprocessing ✅ Performance Evaluation ✅ Docker Containerization ✅ Web Scraping ✅ Document Generation Waiting for your response! Best Regards, Zohaib
$50 AUD in 40 days
7.9
7.9

Hi — Puru here from ErgoSphere. You're essentially building a retrieval-augmented AI assistant focused on Australian law, designed to deliver accurate legal research, Q&A, and draft documents with citations. What usually matters most here is the retrieval accuracy and ensuring zero hallucinations, as well as maintaining low latency for quick responses. For the technical approach, I'd recommend using LangChain for LLM orchestration, leveraging an open-source LLM like Llama for cost-effective scalability. A stack with FastAPI for deployment and Pinecone for the vector store ensures efficient retrieval and filtering by jurisdiction and date. Sensitive data should be stored securely, and access should be strictly controlled. I've worked on AI-native UIs, RAG systems, and secure LLM endpoints, aligning well with your project needs. A few questions to better understand the scope: Q1 – What specific LLM preferences or restrictions do you have? Q2 – Are there existing datasets available, or is data scraping required? Q3 – Will the system need to integrate with existing legal databases? A working prototype could reasonably be targeted within 4–6 weeks, followed by a polished release in roughly 8–10 weeks depending on data availability and integration complexity. Looking forward to hearing from you.
$60 AUD in 40 days
7.6
7.6

Hi, I can build the complete legal RAG pipeline with Python, FastAPI, LangChain/LlamaIndex, vector search, citation-aware retrieval and containerized deployment. I have already built similar RAG systems for an Australian client, including SharePoint/SQL knowledge retrieval, document-grounded answers, source citations, and permission-aware retrieval. This experience is directly relevant to your requirement for reliable, traceable legal answers. Relevant RAG work: SharePoint RAG + SQL GPT Agent: https://www.freelancer.com/projects/php/Sharepoint-RAG-SQL-GPT-agent/reviews SQL RAG GPT Agent: https://www.freelancer.com/projects/php/SQL-RAG-GPT-Agent-with/details Data Analyst / AI Agent: https://www.freelancer.com/projects/gpt-agent/Data-Analyst-Required/reviews Approach: authoritative-source ingestion → metadata-aware retrieval → citation-grounded generation → automated evaluation for retrieval, citations, hallucinations and latency. I can deliver the MVP in 7–10 days, with the architecture designed for further expansion. Thanks
$50 AUD in 40 days
7.1
7.1

Hi, I am Adeel. I built Code3Scribe, an AI documentation system for emergency medical services that is deliberately constrained to a strict format so the model never free-writes clinical detail. That same anti-hallucination discipline is what a legal RAG assistant needs around citations. For this I would start with a tight retrieval layer, FAISS with jurisdiction and date metadata filters, then wire prompting that forces the model to quote only retrieved passages and refuses when nothing relevant is found. I can start now and work full time on this. Do you already have a source list of authorised case law and legislation, or does sourcing and licensing that content fall within this scope?
$50 AUD in 2 days
6.4
6.4

Building a robust Australian legal RAG assistant requires careful handling of data ingestion, precise metadata filtering, and strict citation enforcement to eliminate hallucinations. With my strong background in Python, AI/ML, LLM integration, and RAG pipelines, I am well-equipped to deliver this system. My approach starts with building a clean data ingestion pipeline to chunk and embed legislation, case law, and commentary. I will then set up a performant vector store equipped with jurisdiction, court level, and date filters to ensure precise retrieval. Next, I will wire the retriever to your preferred LLM with custom prompting and answer-structuring to keep citations intact for precise research, conversational Q&A, and document generation. Finally, I will implement automated evaluations for factual accuracy and citation integrity, containerise the service, expose the REST endpoint, and provide a clear demo script and README for seamless reproduction. Let us discuss the details and timeline for your build.
$50 AUD in 7 days
6.1
6.1

Hi, this project stands out to me because the real challenge isn’t simply connecting an LLM to a vector database—it’s making the system reliably prove where every legal answer comes from. I have hands-on experience training and stress-testing advanced AI models, including ChatGPT, Gemini and Claude, using challenging prompts derived from PhD-level research. My work involved deliberately exposing incorrect reasoning, hallucinations, inconsistent answers and failure cases, then evaluating exactly why the model failed. For your RAG system, I’d apply that evaluation mindset end-to-end: authorised-source ingestion → metadata-aware chunking → hybrid/vector retrieval → citation-grounded generation → automated hallucination and citation tests → held-out evaluation. I’d use Python with FastAPI, LangChain/LlamaIndex where appropriate, a production-ready vector store, Docker and reproducible evaluation scripts. Retrieval would be filtered by jurisdiction, court, date and document type, with citations tied directly to source passages rather than generated references. I’d start with a measurable benchmark before optimizing, so the ≥90% retrieval and ≤2% hallucination targets are validated rather than assumed. I can begin with a focused prototype and evaluation set, then scale the pipeline once the retrieval quality is proven.
$50 AUD in 40 days
6.3
6.3

Hello, I HAVE BUILT SIMILAR RAG/LLM SYSTEMS FOR DOMAIN-SPECIFIC KNOWLEDGE BASES WITH CITATION-AWARE RETRIEVAL, EVALUATION AND PRODUCTION API DEPLOYMENT. I understand this requires a grounded Australian legal assistant, not a generic chatbot. I will build: • Authorised case law, legislation and commentary ingestion pipeline • Cleaning, metadata tagging, chunking and embeddings • FAISS/Pinecone vector retrieval with jurisdiction, court and date filters • LangChain/LlamaIndex LLM orchestration with strict citation prompting • Clickable source citations tied to retrieved documents/sections • Legal research, conversational Q&A and document-drafting workflows • Automated retrieval, factual and citation-integrity evaluation • Held-out benchmark set for hallucination/accuracy measurement • Dockerised REST/GraphQL API and reproducible environment • Demo notebook covering all three workflows • Logging, monitoring and latency optimisation I will also add safeguards so the model cannot confidently invent authorities: answers will be grounded in retrieved sources, with insufficient-evidence handling when relevant material is not found. I have 12+ years of IT experience across Python, AI/LLMs, RAG, APIs, vector databases, cloud and modern technologies, including work with sensitive domain-specific data. Thanks, Christina
$50 AUD in 40 days
6.2
6.2

Hello, I have experience building RAG and LLM applications with Python, LangChain, vector databases, embeddings, document processing, and evaluation pipelines. We can build the legal assistant with structured ingestion, jurisdiction and date-aware retrieval, grounded generation, source-linked citations, automated evaluation, and containerized deployment. We’ll focus heavily on citation accuracy and retrieval quality so responses are traceable to the underlying legal sources, with a reproducible codebase and demo for research, Q&A, and document drafting.
$50 AUD in 40 days
5.6
5.6

I can design and implement the complete RAG pipeline for your Australian legal AI assistant, with strong emphasis on citation integrity, reproducibility, and measurable reliability. The implementation would cover authorised legal-source ingestion, document cleaning and metadata-rich chunking, embeddings, and jurisdiction/court/date-filtered retrieval using FAISS, Pinecone, or a comparable vector store. I would then build the LLM orchestration layer with structured prompts that preserve source references and clearly distinguish supported conclusions from uncertainty. I would also create a held-out evaluation suite measuring retrieval accuracy, citation correctness, hallucination frequency, and latency, using targeted iteration to work toward your stated thresholds. The service can be containerised with a REST or GraphQL interface, environment-based configuration, a reproducible README, and a demonstration notebook or script covering research, conversational Q&A, and first-draft document generation. For legal content, source provenance and versioning are essential, so metadata and citation links would be retained throughout ingestion and response generation. The resulting codebase will be structured for review, testing, and future expansion across Australian criminal, civil, and corporate law.
$50 AUD in 44 days
5.4
5.4

Hi There, Hope you are doing good. We have read the scope of work regarding RAG based LAW assistant that can answer queries using RAG mehtodology. We can do this job as we have build RAG based syatem in past also. As you mentioned the most critical part and important part of the system will be accuracy. We can achieve the accuracy rate of 90% This system will need a thorough testing and that's on us. Let's start with a quick chat. Looking forward to your response. Thanks
$50 AUD in 40 days
5.0
5.0

Hello!, I am a US-based senior software engineer and I’d love to help build your RAG Australian Legal AI Assistant. The biggest challenge here is trust: legal AI has to stay grounded, cite sources clearly, and avoid confident hallucinations. I’d approach it in phases: 1) define the legal scope and source list, 2) build a solid ingestion pipeline for Australian legal material, 3) set up LangChain retrieval with embeddings and ranking, 4) add citation-backed answers plus refusal logic when confidence is low, and 5) test with real legal queries before launch. I’ve built production AI tools and document-heavy systems where accuracy mattered more than speed. I’m detail-oriented, I read requirements carefully, and I focus on practical results that actually hold up in use. Relevant work examples: - policy and compliance Q&A assistant for a fintech team - contract search and clause extraction tool for a small legal practice - internal knowledge bot for a SaaS company Could you please clarify the following questions to help me better understand the project? 1) Which Australian legal sources should be included first? 2) Do you want direct citations in every answer? 3) Should the MVP support only Q&A, or also document upload/summarization? James Zappi
$70 AUD in 10 days
4.4
4.4

The zero-hallucination bar with clickable citations is the part most builds get wrong, so I'd design for that from day one. My approach: chunk legislation and case reports with metadata (jurisdiction, court level, date) so retrieval filtering actually works, then force the LLM to answer only from retrieved passages with inline source IDs that map back to real statute sections. I'd use LangChain + a vector store (FAISS to start, Pinecone if you want managed), and stand up an eval set early to track your >=90% retrieval and <=2% hallucination targets before touching deployment. Containerised REST endpoint plus a demo notebook covering research, Q&A and drafting, all reproducible from one command. Which sources are you authorised to ingest - AustLII, consolidated Cth/state legislation, or a specific set? - Prateek
$55 AUD in 30 days
4.1
4.1

Hi, I understand you're developing a retrieval-augmented AI assistant focused on Australian law. The key aspect is ensuring the system accurately cites real case law, legislation, and reputable legal articles, avoiding any hallucinations. The primary challenge here is integrating a robust legal database with the AI to ensure precision in legal research and document generation. My approach involves first assessing the available legal data sources to prioritize accuracy and stability, ensuring the AI can reliably reference pertinent legal documents. This requires a careful balance of data integration and AI training to maintain the integrity of legal citations. I have extensive experience with Python and have previously worked on AI systems that necessitated precise data retrieval and citation. My background in developing legal tech solutions will be directly applicable to your project. Q1 – What specific legal databases or sources do you plan to integrate into the system? Q2 – Are there existing AI models you prefer to build upon, or are we developing from scratch? Q3 – How do you envision the interface for the conversational Q&A workflow? Looking forward to hearing from you.
$50 AUD in 7 days
4.2
4.2

---------> Hi,I'm PureCode, from Saudi Arabia. <--------- I’m an AI and full stack developer with 20+ years of experience working with Python, NLP, machine learning, LangChain, vector databases, APIs, and Docker. You need a reliable RAG assistant for Australian criminal, civil, and corporate law where answers are grounded in trusted legal sources and every response includes accurate citations. My approach: 1. Build the ingestion pipeline for authorised case law, legislation, and legal commentary with clean chunking, metadata, and embeddings. 2. Implement filtered vector retrieval and LLM orchestration with citation-aware prompting and structured legal responses. 3. Add evaluation for retrieval accuracy, citations, hallucinations, and latency, then containerize the API with reproducible documentation and demo scripts. I will also design the system so legal sources remain traceable and the architecture is maintainable for future datasets and models. Questions to better understand about the project 1. Which authorised Australian legal sources and databases will be provided? 2. Do you already have a preferred LLM and vector database? 3. What size of legal corpus should the first production version support? Happy to go over the details here in chat
$50 AUD in 40 days
3.2
3.2

Hi, This is a well-specified RAG build and your acceptance criteria (>=90% retrieval accuracy, <=2% hallucination, <5s latency) are exactly the right bar for a legal-research tool — vague or unverifiable RAG systems are common; ones held to hard, measurable criteria like this are rare, and that's what makes this buildable properly rather than just demoed. Approach: - Ingestion: structured chunking of case law, consolidated legislation, and secondary commentary — preserving jurisdiction, court level, and date as first-class metadata, not just embedded text, so retrieval can filter precisely before it ever hits the LLM. - Retrieval: vector store (FAISS to start — fast to iterate, no external dependency; migratable to Pinecone if you need managed scale later) with metadata filtering baked into the query path, not bolted on after. - LLM orchestration: citation-preserving prompt structure — the model is constrained to only answer from retrieved passages and must attach the source chunk to every claim, which is the actual mechanism that gets hallucination rates down, not just careful prompting. - Evaluation: a held-out validation set with automated scoring for factual accuracy and citation integrity, iterated until your 90%/2% targets are met — not a one-time eyeball check. - Deployment: containerized service behind a REST endpoint, with a demo script covering research, Q&A, and draft generation. We've previously built a RAG system for a legal firm, so this isn't a first pass at legal-domain retrieval — I know how citation integrity and source authority get evaluated in practice, not just in theory. Happy to start with a scoped proof-of-concept (ingest one practice area, hit the accuracy target on a small validation set) before scaling to the full corpus, so you can validate the approach early. 112 reviews, 4.9 star overall on Freelancer. Best, Srashtasoft
$55 AUD in 30 days
3.0
3.0

Hi there, Building a zero-hallucination legal RAG pipeline for Australian law requires absolute precision in chunking and metadata filtering to ensure every citation to case law and legislation remains rock-solid. Without rigorous semantic routing and hybrid search, standard retrievers often mix up court jurisdictions or drop statute sections, leading to costly compliance errors. My solution leverages advanced LlamaIndex orchestration, Pinecone metadata filtering, and strict constrained generation to guarantee 100 percent citation integrity and sub-five-second latency. To ensure we align perfectly on execution, here are my questions: 1. Do you have a preferred primary set of authorized legal data sources and APIs for the initial ingestion, or should I provision the scraper for specific case law repositories? 2. Are you leaning towards an enterprise API-based LLM or an open-source model hosted on a mid-range GPU container for this deployment? Drop me a message so we can get started right away.
$50 AUD in 40 days
0.9
0.9

Hi there! I understand your core focus is building a robust RAG-based AI assistant that delivers reliable, citation-backed answers to questions on Australian criminal, civil, and corporate law—avoiding hallucinations and ensuring users can trust every response. With expertise in Python, LangChain, NLP, and deploying ML systems in regulated domains, I’m confident I can deliver an end-to-end solution meeting your workflows: legal research, conversational Q&A, and document drafting. My approach would be to: • Ingest and preprocess authoritative case law, legislation, and select commentary, then embed this data with jurisdictional filtering. • Implement a high-performance vector store for efficient, accurate retrieval. • Orchestrate the retrieval pipeline with an LLM, using custom prompts to ensure citation integrity in every answer. • Build automated evaluation for factual accuracy and latency, iterating until we achieve your acceptance criteria. • Containerise and expose the service with a comprehensive demo and reproducible setup. Could you clarify which sources or databases you’d prefer for legal data ingestion? Also, do you have a preferred LLM (open source vs. API-based) given privacy or cost considerations? Best Regards, George
$50 AUD in 2 days
0.0
0.0

Hi, Building a RAG-based Australian Legal AI Assistant requires precise document ingestion and reliable retrieval to deliver accurate legal insights. The main technical risk is ensuring retrieval quality and embedding freshness as legal documents evolve. I led the design and implementation of DocIntel AI, an end-to-end RAG platform that automated document ingestion, OCR, and vector search with OpenAI LLMs, which aligns closely with this project’s goals. I typically design systems by separating ingestion, retrieval, and response layers to isolate failures and optimize each stage independently. Early validation of embedding update strategies will be critical to maintain answer accuracy. To enhance reliability, I implement grounding checks and fallback routing to reduce unsupported answers and ensure stable production operation. I can start by outlining the ingestion pipeline and retrieval architecture to align on core workflows. Thanks, Clifton
$50 AUD in 40 days
0.0
0.0

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