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Lean (Muda (waste) (In software engineering (Unnecessary code or…
Lean
Muda (waste)
In manufacturing
Inventory; the work in progress (WIP) and stocks of finished goods and raw materials that a company holds.
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Waiting; the act of waiting for a machine to finish, for product to arrive, or any other cause.
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Transport; the movement of product between operations, and locations.
In software engineering
Unnecessary code or functionality: Delays time to customer, slows down feedback loops
Starting more than can be completed: Adds unnecessary complexity to the system, results in context-switching, handoff delays, and other impediments to flow
Delay in the software development process: Delays time to customer, slows down feedback loops
Unclear or constantly changing requirements: Results in rework, frustration, quality issues, lack of focus
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Slow or ineffective communication: Results in delays, frustrations, and poor communication to stakeholders which can impact IT’s reputation in the organization
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Defects and quality issues: Results in rework, abandoned work, and poor customer satisfaction
Task switching: Results in poor work quality, delays, communication breakdowns, and low team morale
Mura (unevenness)
Portfolio management - steady, even flow of work
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