PEGGY KUO • SENIOR DEVELOPER • ATLASSIAN • @PYKO

Taming the Legacy Monolith

legacy monolith

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Credit: Benny Lee

write tests

rewrite

Don’t do this

the expert

bottleneck

team

understanding

bus factor

What now?

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FEAR

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Credit: Okko Pyykkö

Do this instead

the expert

Common techniques

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brown bags

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pair programming

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code reviews

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over the shoulder code reviews

More techniques

Improve

Credit: Jens Tärning

Credit: Lemon Liu

Credit: Vicons Design

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Credit: Susanne Nilsson

more people =

less bottlenecks

more people =

find bugs

more people =

improved code

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imagine…

Credit: Davide Restivo

Code reviews

Pair programming

Brown bags

HelpOwnership Environment

Write testsRefactorDelete code

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Thank you!

PEGGY KUO • SENIOR DEVELOPER • ATLASSIAN • @PYKO