Marcio Cunha

Technical Articles

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

All categoriesArquiteturaAutomaçãoBackendCarreiraDevOpsEletrônicaEngenhariaFrontendHardwareIANegóciosProdutividadeRedes
BackendArquitetura•4 min

Distributed Scheduling Systems with Raft: Ensuring Task Consistency in Clusters

Learn how to build resilient task scheduling architectures using the Raft consensus algorithm to prevent execution failures across clusters.

BackendArquitetura•6 min

Bulkheads and Distributed Rate Limiting with Redis: Resilience Patterns

Learn how to isolate failures using bulkheads and control traffic with distributed rate limiting in Redis, ensuring high availability in modern architectures.

BackendArquitetura•5 min

Implementing Asynchronous Outbox Pattern with Change Data Capture and Debezium in Microservices

Learn how to ensure data consistency in distributed systems using the Outbox pattern alongside Change Data Capture and Debezium for reliable event delivery.

IABackend•3 min

Knowledge Graph Recommendation Systems for Real-Time Personalization

Explore how knowledge graphs transform recommendation engines, bridging structured data and machine learning to predict user interests with high precision in real time.

IABackend•4 min

Orchestration of Multiple Autonomous Agents with LLMs in Production

Learn how to architect enterprise systems with multiple intelligent agents using dynamic routing, shared context, and resilient tool-calling in high-scale environments.

BackendArquitetura•2 min

PostgreSQL Indexing and Partitioning Strategies for Large Scale Data

Master high-performance indexing and table partitioning in PostgreSQL to handle massive relational datasets. Essential techniques for scalable database architecture.

BackendArquitetura•5 min

Test Contracts and Business Rules: Pyramid, Characterization, and Flakiness Limits

Learn how to structure efficient test contracts to protect critical business rules using the testing pyramid, characterization tests, and flakiness mitigation in complex systems.

ArquiteturaBackend•2 min

Systems Architecture for Geographically Distributed State Replication

Learn how to maintain data consistency in global systems that must tolerate data center failures. Explore consensus principles and latency trade-offs.

BackendArquitetura•2 min

Payment System Architecture Using Actor Model for High Concurrency

Learn how the Actor Model handles high concurrency in payment systems by isolating states and removing database bottlenecks. Discover a robust architecture for scalable transactions.

IABackend•3 min

Context Tokenization and Caching in Language Models for Inference Latency Reduction

Discover how implementing context caching drastically reduces inference latency by eliminating redundant token reprocessing. Explore the technical impact of this optimization on scalability and infrastructure costs.