Archives | psonlinex

2023

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The traditional perimeter security model is failing. In the past, we relied on VPNs and firewalls; once a user authentic

2023-11-21 Backend Architecture

Pulsar IAM iOS Development Buildah Sanic

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27

We were faced with a seemingly straightforward requirement: build a service to receive unstructured text documents, proc

2023-10-27 Distributed Architecture

PostgreSQL Microservices NATS spaCy EventSourcing CQRS

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In our system’s core transaction pipeline, the order ID generation logic initially relied on MySQL’s AUTO_INCREMENT. Thi

2023-10-27 Distributed Systems

Snowflake Paxos Algorithm Columnar Database Raft Go Distributed Consistency

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The primary bottleneck our team faced on a core data platform wasn’t compute or storage, but metadata management. Specif

2023-10-27 Data Engineering

Pulumi ZooKeeper Delta Lake IaC Distributed Locking

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The calm was shattered by a P99 latency alert. CPU usage was spiking at specific times, but conventional metrics and tra

2023-10-27 Observability

Go Datadog CircleCI Continuous Profiling DevOps

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Production logs without context are just meaningless noise. When a user request traverses an API Gateway, flows through

2023-10-27 Observability

Echo API Gateway OpenSearch Fluentd DynamoDB