Continuous Architecture with Kurt Bittner and Pierre Pureur
Mar 4, 2024
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Topics covered in the podcast include the role of a software architect, documenting architectural decisions, minimum viable architecture for products, misconceptions in software architecture, architectural decision records, quality attribute requirements, minimum viable product concept, balancing architectural decisions, and continuous architecture with evaluation and automation tools.
Implement Minimum Viable Architecture (MVA) to align with Minimum Viable Product (MVP) releases, preventing over-architecting and ensuring architectural commitments match product increments.
Quality Attribute Requirements (QARs) play a critical role in architecture planning, requiring continual refinement to adjust based on evolving system performance and user needs, promoting an empirical approach to validate architectural hypotheses.
Deep dives
Minimum Viable Architecture and Minimum Viable Product (MVP)
The concept of Minimum Viable Architecture (MVA) is discussed in relation to the better-known concept of Minimum Viable Product (MVP). MVA involves breaking down a larger architecture into smaller parts, akin to slicing a product into incremental releases. Each part aligns with an MVP and serves as a contract to support functionality deliveries. The interconnectedness between MVP and MVA ensures that architectural commitments match the delivered product increments, preventing over-architecting and avoiding surprises when transitioning to production.
Quality Attribute Requirements (QARs) in Architecture
The importance of Quality Attribute Requirements (QARs) in architecture planning is highlighted. QARs encompass aspects like performance, scalability, security, and resilience, crucial for system functionality. Challenges arise in defining and balancing QARs, as they impact decision-making processes. The continual refinement of QARs during product increments allows for adjustments based on evolving system performance and user needs, emphasizing an empirical approach to validate architectural hypotheses.
Continuous Architecture: Testing Decisions and Sustainability
Continuous Architecture is portrayed as an ongoing process of examining, testing, and validating architectural decisions. Embracing a mindset of constantly questioning and reassessing Quality Attribute Requirements (QARs) and design efficacy is essential. Leveraging automation, similar to continuous integration practices, aids in assessing decision quality. This approach fosters a culture of continuous improvement, where decisions are continuously evaluated for their sustainability and adaptability.
Incorporating Empiricism and Trade-offs in Architecture
The concept of empiricism and trade-offs is emphasized in architecture decision-making. Architectural decisions are viewed as a series of trade-offs rather than definitive right or wrong choices. Empirical testing and a skeptical mindset are advocated to validate assumptions and address uncertainties. Making deliberate choices while considering the potentially irreversible impact of decisions, and recognizing the influence of external frameworks on decision-making, underlines the dynamic nature of architectural practices.
In this episode, Thomas Betts talks with Kurt Bittner and Pierre Pureur about continuous architecture. The discussion covers the role of a software architect, the importance of documenting architectural decisions, and why you need a minimum viable architecture for any minimum viable product.
Read a transcript of this interview: https://www.infoq.com/podcasts/continuous-architecture/
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