Marcio Cunha

Technical Articles

Practical articles, in-depth tutorials, and architectural insights on software engineering, AI, and systems.

All categoriesArquiteturaAutomaçãoBackendCarreiraDevOpsEletrônicaEngenhariaFrontendHardwareIANegóciosProdutividadeRedes
BackendArquitetura•4 min

Memory Management and Garbage Collection in High Performance Web Applications with WebAssembly

Explore how WebAssembly handles memory and garbage collection in demanding web applications, overcoming traditional browser performance bottlenecks.

BackendArquitetura•4 min

Real-Time Data Stream Processing with Kafka Streams and Complex Temporal Joins

Learn how to structure complex temporal joins in distributed data streams using Kafka Streams. Understand time windows, memory trade-offs, and resilience strategies for high-throughput pipelines.

BackendArquitetura•4 min

Complex Query Optimization in PostgreSQL Databases with Partial and Covering Indexes

Learn how to accelerate heavy queries in PostgreSQL using partial indexes and covering indexes. Discover how to save disk space and speed up critical reads on large datasets.

ArquiteturaBackend•4 min

Decoupling Business Logic with Event Driven Architecture in Legacy Systems

Explore practical strategies to decouple complex legacy systems using messaging and domain events without disrupting ongoing operations.

BackendArquitetura•4 min

Building High Performance APIs in Rust Using Axum and Connection Pools with SQLx

Learn how to structure fast and secure APIs by combining the Axum web framework with asynchronous database connection management using SQLx in Rust.

BackendArquitetura•3 min

Domain Modeling with Event Sourcing and Read Projections

Learn how to build resilient systems using Event Sourcing to record complete mutation histories and read projections optimized for fast queries.

BackendArquitetura•4 min

Distributed Rate Limiting in Serverless with Token Bucket and Redis Cluster

Learn how to implement scalable traffic control in serverless architectures using the Token Bucket algorithm integrated with a distributed Redis cluster.

BackendArquitetura•4 min

Fault Isolation and Circuit Breaking in Service Meshes with Variable Latency Tolerance

Learn how to protect distributed systems against cascading slowdowns using service meshes and intelligent traffic breakers to handle unstable network latency.

BackendArquitetura•4 min

Resilience Patterns in Distributed Databases with Conflict Resolution via CRDTs

Learn how to keep distributed systems consistent and available during network partitions using data structures with mathematical conflict resolution.

IABackend•5 min

Building Information Retrieval Systems with Hybrid Search and Cross-Encoder Reranking

Learn how to design high-precision search architectures combining dense vector retrieval with sparse lexical matching and cross-encoder refinement.