# DOP 328: The Real Cost of Build Versus Buy Decisions

Page: https://stenobird.com/podcast/devops-paradox/dop-328-the-real-cost-of-build-versus-buy-decisions
Text version: https://stenobird.com/podcast/devops-paradox/dop-328-the-real-cost-of-build-versus-buy-decisions.md
Podcast: [DevOps Paradox](https://stenobird.com/podcast/devops-paradox)
Published: 2025-12-10T10:00:00+00:00
Episode link: https://www.devopsparadox.com/episodes/the-real-cost-of-build-versus-buy-decisions-328/
Audio file: https://dts.podtrac.com/redirect.mp3/traffic.libsyn.com/secure/devopsparadox/dop328-the-real-cost-of-build-versus-buy-decisions.mp3?dest-id=1254752
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Duration seconds: 2199

## Resource

The build versus buy decision is rarely a binary choice, but rather a spectrum of customization and maintenance. Success lies in finding the balance between leveraging existing infrastructure and investing in custom development for core business value.

## Highlights
- Main idea: Every technology choice is a spectrum of building and buying, such as using Linux but customizing the configuration
- Failure mode: 'Not invented here' syndrome leads large enterprises to build custom tools for problems that have already been solved
- Practical takeaway: Focus engineering resources on features that differentiate your business, rather than reinventing non-core infrastructure
- Hidden cost: Buying a solution shifts the maintenance burden to a vendor but introduces new integration and dependency risks
- Strategic insight: The decision should be driven by your company's specific resource constraints, size, and long-term roadmap

## Topics

Software Engineering, DevOps, Product Management, Cloud Infrastructure, Build vs Buy, Cost Optimization, Technical Debt, Resource Allocation

## Chapters
- 1:00 — The Spectrum of Balance: Introduction to the idea that technology decisions are about finding a balance rather than choosing between two extremes.
- 3:35 — Lessons from Building from Scratch: Reflecting on the resource drain of building custom electronic libraries in the pre-cloud era.
- 6:40 — Focusing on Core Business: The importance of buying everything that is not your core business to avoid distracting from your primary product.
- 9:25 — The Trap of Unique Processes: How managers mistakenly believe their internal processes are too unique for existing off-the-shelf tools.
- 12:25 — The Resource Curve: Analyzing how budget and headcount influence the feasibility of building custom solutions.
- 15:25 — Not Invented Here Syndrome: Discussing the psychological tendency to reject existing solutions like Kanban in favor of custom builds.
- 30:15 — Roadmap and Opportunity Cost: Evaluating how build vs. buy decisions impact the ability to ship user-facing features and long-term product goals.

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## Transcript

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