13 articles

📰 Dev.to · Allan Roberto

Articles from Dev.to · Allan Roberto · 13 articles · Updated every 3 hours · View all reads

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How I Added LangChain4j Without Letting It Take Over My Spring Boot App
Dev.to · Allan Roberto 5d ago
How I Added LangChain4j Without Letting It Take Over My Spring Boot App
Most AI examples look clean for about five minutes. Then the framework starts leaking...
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From Outbox to Email Delivery: Extending the Kafka Flow in Spring Boot
Dev.to · Allan Roberto 2w ago
From Outbox to Email Delivery: Extending the Kafka Flow in Spring Boot
In the previous article, I showed how to create an order, save an outbox event in the same...
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Outbox Pattern with Kafka and Hexagonal Architecture in Spring Boot
Dev.to · Allan Roberto 2w ago
Outbox Pattern with Kafka and Hexagonal Architecture in Spring Boot
When building microservices, one of the most common consistency problems is this: what happens if...
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Improve the interaction with Stream AI Responses
Dev.to · Allan Roberto 2w ago
Improve the interaction with Stream AI Responses
I had a Spring Boot API talking to AI providers, and at first it did the most obvious thing: send...
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Using Ollama Locally to Save Money (and When to Switch to Cloud AI)
Dev.to · Allan Roberto 3w ago
Using Ollama Locally to Save Money (and When to Switch to Cloud AI)
🚀 Introduction AI is powerful — but it can also become very expensive very quickly. If...
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Building Semantic Search with Spring Boot, PostgreSQL, and pgvector (RAG Retrieval)
Dev.to · Allan Roberto 3w ago
Building Semantic Search with Spring Boot, PostgreSQL, and pgvector (RAG Retrieval)
In the previous article, we built the indexing pipeline for our knowledge base: documents are...
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Implementing the Transactional Outbox Pattern with Quarkus
Dev.to · Allan Roberto 1mo ago
Implementing the Transactional Outbox Pattern with Quarkus
Introduction In distributed systems, one of the hardest problems is guaranteeing data...
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Building a Simple REST API in Go (Without Frameworks)
Dev.to · Allan Roberto 1mo ago
Building a Simple REST API in Go (Without Frameworks)
Modern backend development often starts with a framework. But sometimes the best way to understand a...
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Why Developers Should Pay Attention to Go (Golang)
Dev.to · Allan Roberto 1mo ago
Why Developers Should Pay Attention to Go (Golang)
In the last decade, backend development has largely revolved around languages like Java, Python, and...
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Let's build a flow to vectorize data
Dev.to · Allan Roberto 1mo ago
Let's build a flow to vectorize data
Indexing Knowledge Base Content with Spring Boot and pgvector ...
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Indexing Knowledge Base Content with Spring Boot and pgvector
Dev.to · Allan Roberto 1mo ago
Indexing Knowledge Base Content with Spring Boot and pgvector
In the previous article, we configured PostgreSQL as a vector database using pgvector. But a vector...
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start with vectorizetion using docker and postgres
Dev.to · Allan Roberto 1mo ago
start with vectorizetion using docker and postgres
Turning PostgreSQL Into a Vector Database with Docker ...
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Turning PostgreSQL Into a Vector Database with Docker
Dev.to · Allan Roberto 1mo ago
Turning PostgreSQL Into a Vector Database with Docker
To store and query embeddings, we need a database capable of handling vector similarity search. A...
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