Enterprise Architecture and Solution Design Questions

Covers assessing an organization technical landscape and architecting end to end enterprise solutions. Candidates should be able to evaluate the current as is technology stack including legacy constraints, data architecture, integration patterns, cloud adoption and microservice considerations, and then propose a to be target architecture. Assessment skills include inventorying systems, identifying technical debt, integration touch points, migration risks, and prioritization for transformation. Solution design skills include translating complex business requirements into scalable, reliable, secure and maintainable architectures, selecting appropriate patterns and trade offs, defining data flows, API and integration strategies, and proposing phased rollout and migration approaches that balance technical ideals with business constraints and customer capabilities. Interviewers may probe on non functional requirements, security and compliance, observability and operations considerations, cross team impacts, and how architecture choices affect cost, performance and time to market.