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# kafka

Discussions around Apache Kafka for building real-time data pipelines and streaming apps.

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Custódia Financeira: Gerenciando Saldo e Carteira com Consistência Eventual

Custódia Financeira: Gerenciando Saldo e Carteira com Consistência Eventual

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6 min read
Why I Stopped Using SQS and Built a Kafka System From Scratch

Why I Stopped Using SQS and Built a Kafka System From Scratch

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10 min read
Financial Custody: Managing Balance and Portfolio with Eventual Consistency

Financial Custody: Managing Balance and Portfolio with Eventual Consistency

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6 min read
Designing Scalable and Secure Event-Driven Microservices for High-Volume Financial Systems

Designing Scalable and Secure Event-Driven Microservices for High-Volume Financial Systems

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3 min read
Rollback Chains: When Payment Fails, What Actually Happens

Rollback Chains: When Payment Fails, What Actually Happens

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4 min read
Kafka 101: Why Event Streaming is the Central Nervous System of Modern Data

Kafka 101: Why Event Streaming is the Central Nervous System of Modern Data

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14 min read
Real-Time Fraud Detection in Java with Kafka Streams and Vector Similarity

Real-Time Fraud Detection in Java with Kafka Streams and Vector Similarity

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12 min read
War Story: Debugging a Kafka 4.0 Consumer Lag Spike During a Product Launch Using Cilium 1.17 and Datadog 2026

War Story: Debugging a Kafka 4.0 Consumer Lag Spike During a Product Launch Using Cilium 1.17 and Datadog 2026

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13 min read
War Story: Debugging a Kafka 3.7 Consumer Lag Issue in K8s 1.32 with KEDA 2.14 and Prometheus 2.50

War Story: Debugging a Kafka 3.7 Consumer Lag Issue in K8s 1.32 with KEDA 2.14 and Prometheus 2.50

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14 min read
GitHub Copilot Missed It. I Found a Silent Kafka Bug Hidden in Plain Sight

GitHub Copilot Missed It. I Found a Silent Kafka Bug Hidden in Plain Sight

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5 min read
Step-by-Step Guide to Encrypting Kafka 3.9 Topics with TLS 1.3 and HashiCorp Vault 1.16

Step-by-Step Guide to Encrypting Kafka 3.9 Topics with TLS 1.3 and HashiCorp Vault 1.16

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15 min read
End-to-End Testing: Validating Kafka Messages with Playwright

End-to-End Testing: Validating Kafka Messages with Playwright

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10 min read
Giving Kafka-Style Topics the Routing Power of RabbitMQ

Giving Kafka-Style Topics the Routing Power of RabbitMQ

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6 min read
Your Customer Table Has Duplicates You Can't See With SQL How I Built a Cross-Platform Identity Resolution Layer for a Dark Kitchen Data Platform

Your Customer Table Has Duplicates You Can't See With SQL How I Built a Cross-Platform Identity Resolution Layer for a Dark Kitchen Data Platform

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8 min read
Why I Designed the Whole System Around Kafka and Then Deployed Without It

Why I Designed the Whole System Around Kafka and Then Deployed Without It

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6 min read
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