diogoX451

Principal-level architecture, system design, trade-off analysis, ADRs, Clean Architecture, GoF, production-ready microservices, Clean Code, algorithms, domain modeling/DDD, distributed data, API contracts, quality attributes/ATAM, SRE/resilience, secure architecture, legacy evolution, C4/arc42 documentation, and engineering ownership. Use for architecture/code reviews, tech strategy, pattern audits, coding standards, algorithm or data-structure choice, Big O/performance, databases, consistency, events, scalability, SLO/reliability, threat modeling, modernization/migration, bounded contexts, aggregates, context mapping, API versioning/deprecation, team topology, platform engineering, multi-service design, or /principal-software-architect. Produces evidence-based findings and only the specialized baselines material to the decision.