Lean manufacturing cannot be applied literally to software development

Manufacturing work

Figure 1, Image taken from https://www.kaufmanglobal.com/glossary/single-piece-flow/
Figure 2, Charlie Chaplin “Modern Times” 1936 movie
Figure 3, Marriage, Image taken from https://www.sar.biz/news/2017_Aggregateeinbau_BMW_e.asp
Figure 4, normal distribution where average is known

Knowledge work

Figure 5, X axis shows number of days it taken to complete a piece of work, Y axis shows number of feature requests in that group. It is possible to fit this data to the negative exponential distribution function.

Introducing craft production

Figure 6, craft production, taken from https://www.indiatoday.in/education-today/jobs-and-careers/story/art-craft-356171-2016-12-07

Craft production factors

Figure 7
  • Volume of work — Amount of work you have to do.
  • Unknowns — Identifying stuff that you did not consider when you were estimating the work.
  • Complexity — Figuring out an algorithm to solve a problem, this the main thinking part.
  • Risk — Testing you have to do given the risk level that is acceptable for the task at hand.
  • Skill — Improving your hard/soft transferable skills (programming, math, architecture, algorithm design, management, leadership, etc) or using your existing skills to get work done quicker.
  • Domain — Gaining new domain knowledge (HR, Logistics, Financial Trading, etc) or using your existing domain knowledge to get work done faster.
  • Attitude — This is how you perceive your work environment and tasks.
  • Aptitude — This is you having developed or have predisposed skills towards the work that you are doing.

Conclusion and Implications

  • What you do
  • How you do it
  • Who does it




Systems Architect | zankavtaskin.com | linkedin.com/in/zankavtaskin/

Love podcasts or audiobooks? Learn on the go with our new app.

Recommended from Medium

Yuval Greenfield, Developer Relations at MissingLink

KodeKloud Engineer Task

Massively Parallel Serverless Computing in AWS

The Philosophy of Unit Testing

Not measuring your Products Analytics? Start here.

Your estimates suck, but that’s ok

How to Fix Funimation Not Working on Apple TV, Firestick

Cucumber | Data Table | Access & Usage

Get the Medium app

A button that says 'Download on the App Store', and if clicked it will lead you to the iOS App store
A button that says 'Get it on, Google Play', and if clicked it will lead you to the Google Play store
Zan Kavtaskin

Zan Kavtaskin

Systems Architect | zankavtaskin.com | linkedin.com/in/zankavtaskin/

More from Medium

What’s wrong with delivery management?

Ten Experiments Every Agile Team Should Try Once in a Lifetime

BDD is the anchor that is weighing down your organisation’s agility

From Dev to PO: balancing technical excellence and customer value