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Foundations of Development Models

Introduction to Spec-Driven Development

The Software Development Lifecycle (SDLC)

Vibe Coding

The Spec-Driven Approach

Spec-Driven Development (SDD) Explained

Comparing Development Models

Practical Example Comparison

🎮 Crossword: Development Terminology

Conclusion

Quiz

Quiz: Development Fundamentals

Quiz: SDLC Concepts

Quiz: Understanding Vibe Coding

Quiz: SDD Principles

Quiz: Applied Comparisons

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Course Feedback Survey

Implementing Spec-Driven Development: Core Principles and Steps is a practical course designed to help engineers, tech leads, and product teams replace vague prompts and ad‑hoc coding with clear, testable specifications. You will learn how to define requirements upfront, translate them into structured designs, and guide implementation and testing with a single source of truth. We’ll contrast unstructured “Vibe Coding” with a disciplined Spec‑Driven Development (SDD) workflow, examine where each approach fits within the Software Development Lifecycle (SDLC), and practice building specifications that reduce rework, defects, and misalignment. Through concrete examples, you’ll see how precise acceptance criteria, interface contracts, test cases, and edge conditions accelerate delivery while improving quality. By the end, you’ll know how to draft a functional spec, iterate on requirements before coding, and use specs to drive code, tests, and documentation. If you’re shipping features in fast cycles or coordinating across multiple contributors—or using AI tools to generate code—SDD provides the clarity and guardrails you need to move quickly without breaking things.

Implementing Spec-Driven Development: Core Principles and Steps

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            <p>Modern software engineering often oscillates between rigid traditional frameworks and the fast-paced, unstructured nature of "Vibe Coding." While the latter allows for rapid prototyping through iterative prompting and AI-generated code, it frequently leads to significant challenges within the Software Development Lifecycle (SDLC), such as maintenance hurdles and a lack of clear architectural direction. Understanding the foundations of development models is essential for any developer or project manager looking to move beyond trial-and-error and toward a more predictable, scalable process.</p>

<p>Spec-Driven Development (SDD) offers a robust solution to these common development pitfalls by prioritizing a specification-first approach. By establishing a functional specification as a core contract before a single line of code is written, teams can ensure that every phase—from design to testing—is guided by a clear, approved roadmap. This course explores the core principles of SDD, comparing it directly with unstructured methods to illustrate how a well-defined specification prevents errors, streamlines implementation, and balances the need for speed with the necessity of structure.</p>
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