# Grab a Pint With Django-MongoDB-Backend, Voyage AI, and LangChain

DevFeed: [Grab a Pint With Django-MongoDB-Backend, Voyage AI, and LangChain](<https://devfeed.tech/articles/grab-a-pint-with-django-mongodb-backend-voyage-ai-and-langchain-21833.md>)

Original publisher: [Read original article](<https://www.thepolyglotdeveloper.com/blog/2025/04/grab-a-pint-with-django-mongodb-backend-voyage-ai-and-langchain/>)

Author: Anaiya Raisinghani

Published: 2025-04-19T21:55:13Z

Content type: tutorial

Language: en

Sources: [Nic Raboy](<https://devfeed.tech/sources/nic-raboy.md>)

Topics: [Django](<https://devfeed.tech/topics/django.md>), [MongoDB](<https://devfeed.tech/topics/mongodb.md>), [LangChain](<https://devfeed.tech/topics/langchain.md>), [voyage-ai](<https://devfeed.tech/topics/voyage-ai.md>), [Embeddings](<https://devfeed.tech/topics/embeddings.md>), [Retrieval Augmented Generation (RAG)](<https://devfeed.tech/topics/retrieval-augmented-generation-rag.md>), [Python](<https://devfeed.tech/topics/python.md>), [Generative AI](<https://devfeed.tech/topics/generative-ai.md>), [Development](<https://devfeed.tech/topics/development.md>)

Tags: [ai](<https://devfeed.tech/tags/ai.md>), [dev](<https://devfeed.tech/tags/dev.md>), [django](<https://devfeed.tech/tags/django.md>), [embeddings](<https://devfeed.tech/tags/embeddings.md>), [generative-ai](<https://devfeed.tech/tags/generative-ai.md>), [langchain](<https://devfeed.tech/tags/langchain.md>), [mongodb](<https://devfeed.tech/tags/mongodb.md>), [python](<https://devfeed.tech/tags/python.md>), [rag](<https://devfeed.tech/tags/rag.md>), [voyage-ai](<https://devfeed.tech/tags/voyage-ai.md>), [voyageai](<https://devfeed.tech/tags/voyageai.md>)

## AI overview

A tutorial on building a full-stack Dublin pub-finder application with Django, MongoDB, Voyage AI embeddings, and LangChain. It explains how these technologies support natural-language queries and generative AI or RAG applications.

## Source excerpt

DjangoCon Europe is just around the corner, and this year, it's in Dublin, Ireland. This means two things: I'm legally required to drink my first Guinness (yes, first ever!). I obviously had to build... The post Grab a Pint With Django-MongoDB-Backend, Voyage AI, and LangChain appeared first on DEV.