led by Grant Copley Join Grant Copley for a candid journey through the chaos of legacy code. From the poor decisions that created unmanageable systems to the tools and strategies that brought them back to life, this session shares real-world lessons from both inherited disasters and self-made messes. You'll walk away with practical tips to make your legacy code more maintainable, less daunting, and easier to improve.

2. Legacy Code
Nightmares, Hellscapes, Lessons Learned

3. Grant Copley
• 26 years of full-time web development
• Creator of CBWIRE
• Fun Fact about you and your expertise as a modern developer.
SENIOR DEVELOPER

4. • Why now is the best time to work with legacy code
• Hard earned lessons
• Tools, patterns, real work examples to avoid traps
This talk is about
• It was the early 2000s….
• The Worst Code
Story time
I Wrote This Mess

5. And
And if you make a
wrong move…
• Smells funny
• If you make a wrong move….
Legacy Code Is An Old Attic
• Smells
• Cluttered
• Disorganized
• Forgotten
• Avoided

6. • “We’ll fix it later”
• Features > tech debt
• Budget/time constraints
• Taking shortcuts
Crisis-driven Development
Multiple Developers
Business Pressures
Why Legacy Happens
• 5 devs = 5 styles
• No shared standards
• No enforced formatting
• No agreed naming
patterns
• Code evolves without
planning
• Fires take priority
• Band-aid fixes
accumulate
• Budget/time constraints
• Taking shortcuts

7. Or if you’re like me…

8. Why Legacy
Happens
Business Pressures
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9. www.intothebox.org
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12. What Is Legacy Code
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13. www.intothebox.org
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19. Thank You!
The Future of Modern Development Starts Here, with you!