Data

Building a Custom Open-Source LLM-Based Chatbot

April 15, 2024

Enhancing Recruitment with AI

In the fast-evolving world of AI, the integration of generative language models (LLMs) into business operations can revolutionize processes and offer significant competitive advantages. At Nieve Consulting, we recently completed an ambitious project for a client, developing a generative AI chatbot designed specifically for the early stages of recruitment. This chatbot is a prime example of how AI can streamline the recruitment process by identifying potential candidates and assisting them in applying for open positions.

Project Overview

Our goal was to create a goal-oriented autonomous agent that could operate within the client's own infrastructure, ensuring complete control and security of data. The development and deployment platform we built covers the entire lifecycle of an autonomous agent, from fine-tuning based on human feedback to deploying on a serverless infrastructure. This includes sophisticated features like qualitative and quantitative performance evaluations, LLM-as-judge metrics, cross-model comparisons, multi-model inference, and LLMOps (model versioning, model tagging).

State-of-the-Art Features

Our platform incorporates most state-of-the-art patterns found in current LLM-based systems. These include input validation to ensure data integrity, corrective guardrails to maintain system reliability, Retrieval-Augmented Generation (RAG) and dynamic prompting for enhancing the chatbot's responses. What sets our solution apart is that every component is open-source, allowing for flexibility and adaptability to specific needs without the dependency on commercial models and tools.

Benefits of an Open-Source Approach

One of the significant advantages of developing this chatbot within the client’s own infrastructure is the assurance that all data remains within their control, protected from external risks. This setup not only enhances data security but also allows the client to tailor the chatbot to specific organizational needs and ethical standards. Additionally, using open-source LLMs provides the flexibility to select from a variety of base models and instruction tunings, which in turn translates to having full control over the models involved in the system. This level of control ensures that it does not receive new training data that might cause it to deviate from its required state, maintaining consistency and reliability in its performance. This aspect is particularly crucial for applications like recruitment, where stability in the chatbot’s behavior and outputs is essential.

Use Cases for Recruitment

This particular chatbot excels in the early stages of the recruitment process. By automating the initial candidate screening and engagement, the chatbot efficiently narrows down the pool of applicants, focusing on those who best fit the specified criteria. It interacts with potential candidates, guides them through the application process, and can even answer preliminary questions, thus saving significant time and resources for the recruitment team.

Looking Forward

Building an open-source LLM-based chatbot on a client's infrastructure represents a forward-thinking approach to harnessing the power of AI while maintaining stringent control over data and operational workflows. Such innovations are not just transforming recruitment but are setting new standards in how we integrate AI into core business processes. 

As businesses continue to look for robust, customizable AI solutions, the success of projects like ours highlights the potential and effectiveness of open-source developments in meeting diverse, specific business needs. This project is just one example of how AI can be seamlessly integrated to enhance efficiency and streamline operations across various industries.

Ivan Moreno
By Iván Moreno
Machine Learning Engineer