gsantana.dev

Principles

How I design systems

The architecture principles behind my decisions, from the cloud workload up to the enterprise.

Cloud Architecture

2/6 written
Principle

Cost Optimization

One of the most important Architecture Design Principles in systems architecture decision-making. After all, who wants to pay for what they don't need?

20 min read

Principle

Operational Excellence

Operations as an enabler of the product and continuous improvement, not as bureaucracy

19 min read

Coming soon

Performance Efficiency

Efficient use of resources and scalability.

Coming soon

Reliability

Availability through redundancy and recovery.

Coming soon

Security

Security by design and continuous monitoring.

Coming soon

Sustainability

Decisions that reduce environmental impact without sacrificing value.

Enterprise Architecture

0/5 written
Coming soon

Business Alignment

Capabilities and decisions tied to measurable outcomes.

Coming soon

Governance

Guardrails and policies as code: moving fast, safely.

Coming soon

Portfolio Rationalization

A lean portfolio with no redundancy or hidden costs.

Coming soon

Risk Management

Visibility into technical risk, and mitigating it proactively.

Coming soon

Standardization

Reusable standards and building blocks that cut risk and time.

Solution Architecture

0/6 written
Coming soon

Bounded Contexts

Isolated domains with clear language and anti-corruption layers.

Coming soon

Cost Transparency

Cost made visible per value stream and technical unit.

Coming soon

Evolutionary Design

Incremental evolution guided by feedback and metrics.

Coming soon

Observability First

Instrumentation from day one for minimal MTTR.

Coming soon

Resilience Patterns

Patterns to degrade gracefully instead of failing.

Coming soon

Security Shift-Left

Security work moved earlier in the delivery cycle.