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Architectural Clash
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Francesco Strazzullo
(AKA Strazz)
- [email protected]
- https://github.com/francesco-strazzullo
- https://twitter.com/@TheStrazz86
- https://www.francescostrazzullo.info/video
- https://medium.com/@TheStrazz86
Ego Slide
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http://frameworklessmovement.org/
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WE DEVELOP DIGITAL
PROJECT TOGETHER
WITH YOU.
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Which project do you prefer?
Photo by Loren Gu on Unsplash Photo by Valeriy Kryukov on Unsplash
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Legacy Code
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Valuable Code that
everyone Hates
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How do we try to tackle
legacy code?
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Photo by Levi Guzman on Unsplash
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Photo by George Bonev on Unsplash
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Who do we blame when
a refactoring process
fails?
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“Programming is a
social activity”
Robert C. Martin
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Introducing
Architectural Clash
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Architectural Clash is a
two day workshop that
helps team to define a
Roadmap
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Principles
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Start with why
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Learn By Doing
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Kaizen
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Majo statt Senf [CC BY-SA 4.0 (https://creativecommons.org/licenses/by-sa/4.0)]
Kai Zen
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Continuous
Improvement with
small steps
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Vestibulum congue
tempus
Sense Making Clash Decide
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Phase 1: Sense Making
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Duration: ~4 hours
People Involved: Management, Tech
Team and Stakeholders
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Explore the context of
your software
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Try to write a list of
business needs and
prioritize it
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➔ Less bugs in production
➔ Increase Velocity for new features
➔ Easy Onboarding
➔ Easier Recruitment
➔ Don’t miss the deadline
Examples of Business Needs
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Yes, but how to write
this list?
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➔ Retrospective
➔ Lean Value Tree
➔ Impact Mapping
➔ SWOT Analysis
➔ Tradeoff Slider
➔ Lego Serious Play
Exercises
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From the business
needs try to extract a
list of experiments that
will increase the code
quality
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➔ Extract the core domain to a separate micro service
➔ Automate the build with CI
➔ Remove AngularJS and use Web Components for the frontend
➔ Remove Tomcat and use Spring Boot for our JVM application
Example of Experiments
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Business needs should
be the Why behind
technical decisions
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Phase 2: Clash
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Duration: ~8 hours
People Involved: Tech Team
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Learn from Code
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Bring all your tech team
together and bring
someone that doesn’t
know the code at all
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Split the group in very small
teams (two or three people)
and work on different
experiments for 45 minutes
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At the end of the 45 minutes
bring all the team together to
exchange the results for 15
minutes
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Every team should write an outcome
answering these questions and put it on
the wall
● What did we do?
● What did we learned?
● Did we encounter any roadblock?
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Repeat until the time
ends
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Remember that the purpose of
the experiment is to learn, not
to solve the problem
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Phase 3: Decide
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Duration: ~4 hours
People Involved: Management and
Tech Team
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From every outcome, try to
extract an action and put them
on an Change Options Canvas
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Create your refactoring
roadmap
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Repeat the Architectural Clash
after six months
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Vestibulum congue
tempus
Why How What
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Frequently Asked
Questions
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What happens if in 45 minutes
I’m not able to learn anything
on the problem?
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I can’t convince the
management to be part of this
workshop. Is this a problem?
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How do people feel after this
kind of workshop?
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Is there any material if I want to
prepare this workshop for my
company?