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I need a developer who can wire a private vector store to either use OpenAI’s API and Anthropic’s Claude API so I can question my own directory of case law and statutes without anything leaking beyond my walls. Speed matters: queries should return in seconds, even when the document set grows. Security is non-negotiable, and the architecture must scale as I add more files or swap to bigger cloud instances. Here’s the end-to-end flow I’m after: I drop new PDF opinions or briefs into a directory, an ingestion routine chunks and embeds them, the embeddings land in a secure vector database, and a slim UI (or endpoints I can call from my legal system) lets me ask a question. The system then composes a response—whether it is an email to opposing counsel, a client letter, or material for a formal legal brief—citing the sources it pulled from my corpus. Essential pieces I expect from you: • Infrastructure code (Docker, Terraform or similar) that spins up the vector database with proper encryption at rest and in transit • Ingestion script that handles common legal file types (PDF, DOCX, text) and keeps embeddings in sync when I update or delete a file • Query API or lightweight web front end with auth, model toggle, and streaming answers • Clear instructions so I can redeploy or extend the stack myself Acceptance criteria 1. Query latency under 3 s on a 10 k-document test set 2. End-to-end encryption verified by independent tools (provide commands or screenshots) 3. Citations in every response linking back to the exact source file and page/paragraph 4. Successful generation of an email, a client letter, and a brief excerpt from the same prompt during demo If you have prior work with secure RAG pipelines, let’s talk.
Project ID: 40656705
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96 freelancers are bidding on average £169 GBP for this job

Hello!! I have carefully reviewed your secure legal RAG assistant requirements and understand the need for a private, scalable system for querying case law and statutes with strict data protection. I have 10+ years of experience in the required technologies and can build the complete ingestion, vector search, LLM, and API workflow with security as a core requirement. I can implement secure PDF/DOCX/TXT ingestion, chunking and embeddings, encrypted vector storage, document update/deletion synchronization, and a protected query API with OpenAI/Claude model switching and streaming responses. Each generated answer will include precise citations back to the source document and page/paragraph. I will also provide Docker/Terraform infrastructure, authentication, encryption validation, performance optimization for the 10k-document target, and complete redeployment documentation. I WILL PROVIDE 2 YEAR FREE ONGOING SUPPORT AND COMPLETE SOURCE CODE. I am available according to your convenient time zone and can start immediately. I eagerly await your positive response. Thanks, Christina
£135 GBP in 7 days
5.8
5.8

Having over 10 years of experience as a Full-Stack software engineer, and with a deep understanding of API development, your project aligns perfectly with my skillset. I have extensive experience in building secure and scalable systems and your need for a private vector store using OpenAI’s API and Anthropic’s Claude API falls well within that expertise. Furthermore, I have worked with cloud technologies like Docker and Terraform that will help ensure that your system can scale efficiently as your document set grows. It's important to note that security is non-negotiable for me, and I always encapsulate my projects with the highest level of encryption in rest and in transit. I will make sure all the essential pieces you mentioned, from the ingestion routine to a lightweight web front end, are built seamlessly and robustly for an efficient querying process. I am confident enough to assure you that not only will your queries return in seconds but will also maintain that speed even when there is a growth in your document set, guaranteeing 3-second latency even on a 10k-document test set.
£120 GBP in 2 days
5.4
5.4

Hi, I have experience building secure RAG systems using OpenAI and Claude with private vector databases, automated document ingestion, and source-cited responses. I can develop a scalable solution that processes PDF, DOCX, and text files, keeps embeddings synchronized, and provides a secure API or lightweight web interface with authentication and model selection. The platform will support encrypted vector storage, fast retrieval, streaming responses, precise citations to source documents, and Infrastructure as Code using Docker and Terraform for simple deployment. I'll also provide complete documentation, deployment guides, and an end to end demo to ensure the system is easy to maintain and extend as your legal corpus grows. Best, Justin
£1,000 GBP in 7 days
5.3
5.3

Hi there, I understand you need a private, production-ready RAG system that lets you question your own case law and statutes through OpenAI or Claude while keeping your document corpus and infrastructure securely controlled. I’m confident I can build the ingestion, vector search, model layer, and API as one scalable architecture, with security, retrieval accuracy, and source-level citations designed in from the start. My approach is to first define the security boundary and document pipeline, then containerize the vector database with encrypted transport/storage and controlled access. Next, I’ll build ingestion for PDF, DOCX, and text with versioning, intelligent chunking, embeddings, metadata, and automatic synchronization for new, updated, or deleted files. The query layer will provide authentication, model selection, streaming responses, and precise file/page citations back to your corpus. Finally, I’ll benchmark the system against the 10k-document target, optimize retrieval for sub-3-second queries, verify encryption with reproducible tests, and validate the email, client-letter, and legal-brief workflows. I’ll also provide Docker/Terraform configuration and clear redeployment documentation. Should documents and embeddings remain entirely inside your infrastructure, with only retrieved context sent to OpenAI/Anthropic, or must the LLM itself also run privately? I’m ready to start immediately. Warm Regards, Aneesa.
£100 GBP in 1 day
4.6
4.6

Hi, I am a full stack AI developer with 8 years of rich experience in software development, with a background in secure AI applications, document processing, RAG pipelines, and scalable backend systems. I am familiar with Python, Docker, Terraform, API development, Large Language Models, vector databases, LLM prompt engineering, and secure document processing. For this project, I can build a private RAG pipeline that ingests PDF, DOCX, and text files into an encrypted vector store, supports OpenAI and Claude model switching, and returns streaming answers with exact document and page citations while keeping the architecture scalable and isolated. I'm an individual freelancer and can work on any time zone you want. Please contact me with the best time for you to have a quick chat. Looking forward to discussing more details. Thanks. Emile.
£250 GBP in 7 days
4.4
4.4

As a seasoned API Developer with a specialty in designing secure and efficient systems that meet real-world needs. Your project aligns perfectly with my top skills: AI Applications, Full Stack Development, and Secure Data Management using platforms such as Docker and AWS. I am well-versed in managing large document sets, building ingestion scripts, and ensuring end-to-end encryption at rest and in transit -- all key aspects of your project. In addition to my technical abilities, what differentiates me is my ability to deliver practical solutions that work flawlessly in a production environment. Several past projects demonstrate this; like my lead enrichment pipeline on n8n with six GPT-4o steps that achieved seamless CRM integration and scoring. To summarize, selecting me for this project means choosing a professional who values long-term partnership, consistent communication and rapid delivery while maintaining the highest standards for security and functionality. I’m excited to build a system for you that transforms how you navigate your legal practice with ease all while maintaining the highest level of confidentiality for your clients. Let's make it happen!
£50 GBP in 1 day
4.3
4.3

Hi there, I understand you need more than a basic RAG chatbot—you need a private, secure legal research assistant where case law and statutes remain protected while still delivering fast, source-grounded answers. I can build the complete pipeline from document ingestion through vector search, LLM generation and citation-backed output. I can set up the infrastructure with Docker/Terraform, secure the vector database with encryption in transit and at rest, and build ingestion for PDF, DOCX and text files with proper update/delete synchronization. The query layer will support authentication, model selection between OpenAI and Claude, streaming responses and precise citations back to the source document and page/paragraph. I’ll also optimise retrieval and indexing for the 10k-document target, validate the security controls with reproducible commands/evidence, and test the required email, client-letter and legal-brief generation workflows. I’d be happy to build this as a secure, maintainable foundation that can scale as your legal corpus grows.
£120 GBP in 3 days
4.4
4.4

As a versatile professional, I want to leverage my legal background, research skills, and data-driven problem-solving abilities to build you the cutting-edge solution that you need. Security is non-negotiable in your legal business, and that is a priority for me too. I will incorporate industry best practices and robust encryption protocols within your system architecture to ensure that no information escapes beyond your walls. To guarantee speed and efficiency despite growing document sets, my technical skills include utilizing Docker and Terraform to spin up your vector database while optimizing data integrity. In addition, with my experience in legal writing, I understand the importance of sound sourcing and impeccable citations; I will provide you with a system that not only generates prompt answers but also precisely links back to the source file, page, and paragraph. Lastly, I prioritize effective communication. With clear instructions, I will hand over a system that you can confidently redeploy or extend by yourself. I am determined to meet the acceptance criteria: maintaining query latency under 3 s on a 10k-document test set; ensuring end-to-end encryption verified through independent tools; embedding citations into every generated response; successfully creating an email, client letter, and brief excerpt from the same prompt during demo. Let's get talking about your project; together we can create an efficient legal assistant tailored specifically for your needs.
£20 GBP in 1 day
4.3
4.3

Hello!! Your legal documents will be handled through a private, secure RAG system that indexes case law and statutes, supports OpenAI or Claude, and returns fast answers with precise source citations. * Will the documents remain on your own server or a private cloud? * Do you prefer OpenAI, Claude, or the ability to switch between both? * Would you prefer a simple web interface or API access for your legal system? The solution will include secure Docker infrastructure, encrypted vector storage, PDF, DOCX and text ingestion, update and deletion synchronization, authenticated queries, streaming responses, model selection, and exact document/page citations. Performance will be tested against the 10,000-document requirement, with deployment documentation included. Relevant experience with secure RAG, vector databases, LLM integrations, and document intelligence makes this a strong fit. The focus will be legal accuracy, privacy, speed, and dependable scaling. Let us discuss your legal corpus and preferred deployment environment. Best regards Farhin B
£135 GBP in 7 days
3.9
3.9

Hello, I got that you need a private, scalable legal RAG system that securely connects your case-law corpus to OpenAI or Claude, delivers sub-3-second queries, and provides exact source citations. This is what I can help you with, let's chat. My approach is to build a Dockerised RAG stack with Python, a secure vector database, and OpenAI/Anthropic APIs behind an authenticated query layer. I’ll create an ingestion pipeline for PDF, DOCX, and text that tracks file versions, re-embeds changes, removes deleted documents, and preserves page/paragraph metadata for precise citations. I’ll implement encrypted transport/storage, model switching, streaming responses, and retrieval optimisation through chunking, metadata filtering, and indexing, then benchmark against the 10k-document target and verify encryption independently. As final deliverables you will receive infrastructure code, Docker/Terraform configuration, ingestion pipeline, secure vector database, authenticated query API/UI, model toggle, streaming answers, exact citations, deployment documentation, security verification commands, and demonstration outputs for an email, client letter, and brief excerpt. One thing I'd like to confirm before we start: which cloud environment and vector database do you currently prefer? I’d be happy to discuss the corpus and security requirements and get started. Best Regards, Imran
£80 GBP in 1 day
3.4
3.4

Hi - Truong here "SECURE VECTOR-LLM LEGAL ASSISTANT" — you need private document search with reliable citations and no data leaving your environment. I’d build the RAG pipeline around encrypted storage, controlled document ingestion, and source-linked answers so each response can point back to the exact case file and page. Docker/Terraform would keep the setup repeatable, while API authentication and model switching keep access controlled. The key design choice is the vector database and hosting model: do you already have a preferred cloud environment, or should I recommend the most suitable private deployment setup? Looking forward to working with you.
£100 GBP in 1 day
3.4
3.4

I’m experienced in secure RAG pipelines, vector databases, Docker, API development, and LLM integrations. I’ll Build a private ingestion pipeline for PDF, DOCX, and text files that chunks, embeds, indexes, updates, and removes documents while keeping metadata synchronized. Set up the vector database with Docker/Terraform, encryption in transit and at rest, authentication, and a scalable architecture that can grow with your legal corpus. Build a secure query API with authentication, OpenAI and Claude model switching, streaming responses, and source grounded answers with exact document and page/paragraph citations. Optimize retrieval and indexing for your 10k document target and validate latency, encryption, citations, and the three required output formats during the final demo. Do you already have a preferred private cloud environment and vector database, or would you like me to recommend the architecture based on your security and 3 second latency requirements? I can start by reviewing your current infrastructure requirements and designing the RAG architecture before implementation. Best Regard, Shawana
£135 GBP in 7 days
3.5
3.5

Hi, I can build the private legal RAG assistant end-to-end, keeping your case law, statutes, opinions, and briefs isolated while providing fast, citation-grounded answers through OpenAI or Anthropic models. The main challenge is achieving reliable legal retrieval and exact source citations without exposing corpus data, while maintaining sub-3-second query performance as the document collection grows. I would solve this with a containerized ingestion/query architecture, encrypted vector storage, document-level metadata, hybrid retrieval where appropriate, and strict API authentication and network controls. I will build ingestion for PDF, DOCX, and text files with hashing/version tracking so additions, updates, and deletions keep the vector index synchronized. Each chunk will retain source filename, page, paragraph, and document metadata so generated responses can cite the precise source location. The query layer will support authentication, model selection, streaming responses, and controlled prompting for emails, client letters, and legal brief excerpts. Docker/Terraform will make the environment reproducible and redeployable. I’ll benchmark retrieval against 10,000 documents, validate encryption in transit/at rest using independent commands, test citation accuracy, and document the complete deployment and extension process. Thanks, Rofeal
£135 GBP in 2 days
3.1
3.1

Hi-Abror Here From Uzbekistan. "Build Secure Legal RAG Assistant" - You want private legal document retrieval, and I can build it using encrypted vector storage, Docker, Terraform, and secure APIs. I can implement PDF, DOCX, and text ingestion, synchronized embeddings, authenticated querying, model switching, streaming responses, and precise page-level source citations securely. I will containerize infrastructure, configure encrypted vector storage, optimize retrieval for 10,000 documents, verify security, and deliver redeployment documentation with tested examples. Would you prefer OpenAI or Anthropic as the primary model for your initial legal assistant deployment? Looking forward to working with you.
£135 GBP in 7 days
3.2
3.2

10+ years experience | RAG | Vector Databases | OpenAI | Claude | Python | Docker | Terraform | PostgreSQL i undertsand that You need a private legal RAG system where your case law and statutes stay under your control while still giving you fast, citation-backed answers through OpenAI or Claude. I’ve worked on similar secure RAG pipelines involving PDF/DOCX ingestion, chunking, embeddings, vector search, LLM APIs, streaming responses, authentication, Dockerized infrastructure, and source citations. I can build the architecture so documents are automatically indexed, updated or removed from the vector store, while queries retrieve the most relevant passages with exact file/page references. I’ll focus on encrypted infrastructure, strict access controls, efficient retrieval for your 10k-document target, model switching, streaming answers, and a clean API/UI that can integrate with your legal system. The final system will include Docker/Terraform infrastructure, ingestion and synchronization, authenticated query API, OpenAI/Claude model toggle, citation tracking, deployment documentation, and testing against your acceptance criteria. Thanks, Invoke Tech
£135 GBP in 7 days
3.7
3.7

Hello I just reviewed your project to build a secure, scalable private vector store integrating OpenAI and Anthropic’s Claude API for querying legal documents, and it aligns perfectly with my expertise. I understand the critical need for sub-3 second query latency on large datasets, end-to-end encryption, and precise citation in responses. Here’s how I’d handle it: I’ll set up infrastructure with Terraform and Docker to deploy an encrypted vector database ensuring data security at rest and in transit. I’ll develop an ingestion pipeline to chunk and embed PDFs, DOCX, and text files, keeping embeddings synced on updates or deletions. The lightweight UI or API will support authentication, model toggling, and streaming answers with citations tied to exact file locations. Clear deployment docs will enable you to extend or redeploy independently. I’ve built secure RAG pipelines before with similar requirements—do you have preferred cloud providers or specific vector DBs in mind? Best regards, AbdulHamid
£30 GBP in 1 day
2.9
2.9

Hello there, I am excited about the opportunity to work on your project to wire a private vector store using OpenAI’s API and Anthropic’s Claude API for querying your directory of case law and statutes securely and efficiently. With my expertise in developing secure and scalable systems, I am confident in delivering a solution that meets your requirements. I propose to build the infrastructure using Docker and Terraform to ensure proper encryption at rest and in transit for the vector database. The ingestion script will be designed to handle various legal file types and keep embeddings synchronized when files are updated or deleted. The query API or web front end will have authentication, model toggling, and streaming answers capabilities. To meet your acceptance criteria, I will ensure query latency is under 3 seconds, end-to-end encryption is verified with independent tools, citations are included in responses, and successful generation of email, client letter, and brief excerpts is demonstrated during the demo. My experience in developing secure pipelines and working with similar technologies positions me well to tackle this project effectively. I look forward to discussing further details and collaborating with you to bring this vision to life. Ihsan Faridi
£135 GBP in 7 days
2.6
2.6

You're right to worry about embedding drift when you update or delete a single case, most pipelines just append new vectors and leave stale ones behind. I'd add a lightweight versioning layer that tags each embedding with a file hash, so the query engine can silently ignore outdated chunks without a full re-index. The real gotcha is citation precision: legal briefs need exact page numbers, not just "see Document X." I'd structure the prompt to force the LLM to emit structured JSON with file path, page, and paragraph offset, then post-process it into clean footnotes. This keeps the UI simple while meeting your acceptance criteria. I'm ready to start immediately.
£110 GBP in 4 days
2.4
2.4

You're right to worry about the ingestion bottleneck, most RAG setups slow to a crawl when you throw 10k legal docs at them because they re-embed everything on every file change. I'd start with a watchdog script that only re-embeds modified files and keeps a checksum map to avoid redundant work, then pair that with a vector DB that supports incremental updates like Qdrant or Weaviate. The biggest security hole I see in legal RAG systems is citation leakage, when the LLM hallucinates a case name but the vector DB still returns real snippets from unrelated docs. I always add a post-processing step that cross-checks every cited source against the original query's embedding distance, then strip any matches that fall below a strict threshold. You'll get responses that actually stay grounded in your corpus, not just what the model thinks sounds plausible.
£110 GBP in 3 days
2.0
2.0

Hi. I have extensive experience successfully leading projects that integrate private vector stores with APIs like OpenAI’s and Claude’s, ensuring security and performance. Your project is well-defined, but I'd like to clarify how you envision handling updates to the document set and what specific security standards you require. I will implement a secure ingestion routine using Docker or Terraform to set up the vector database with encryption, ensuring fast queries through optimized indexing. The API will be designed for swift responses, and I will provide comprehensive documentation for redeployment. Given your emphasis on security, what specific compliance requirements should I be aware of as we design the architecture? Carlos
£135 GBP in 7 days
1.7
1.7

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