Leadline Inc.
Leadline Architecture Design
Practical guides for how we structure front-end codebases, backend services, and the cross-cutting concerns that keep them secure and observable in production.
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Jump into the section that matches what you are building or reviewing.
Leadline Architecture Design
Layers, modules, dependency rules, naming, and vocabulary adapted for our React and TypeScript codebases.
Backend
NestJS boundaries, dependency injection, event-driven flows, resilience, and shared extension points.
Security
Authentication patterns, secrets and data handling, SSDLC controls, and review-oriented checklists.
Observability
Telemetry conventions, dashboards, tracing, and operational notes for running services.