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#Rookie’s Adventure: A 0 to 1 Dev Journey
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LINE Developers Taiwan
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May 13, 2025
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#Rookie’s Adventure: A 0 to 1 Dev Journey
Speaker: Dong Chen
Event: 台北教育大學資訊研究社
LINE Developers Taiwan
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May 13, 2025
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Transcript
#Rookie’s Adventure: A 0 to 1 Dev Journey Dong Chen
@iOS TECH FRESH 05/13/2025
Dong Chen iOS TECH FRESH @LINE # Experience Tech Lead/
Full Stack Dev @OpenNCCU NLP Researcher @CSRone x NCCU 2024 Apple WWDC Swift Student Challenge Winner # Education Master/ Bachelor of MIS @NCCU
01 02 03 04 # Unlocking LINE # From “What”
to “Why” # More than just coding Shaping the requirements Developing like a LINER # All you need is stack overflow Breaking through the walls Diving into LINE 05 # Questions and answers Q&A CONTENT
# Unlocking LINE 01 Diving into LINE
A small team shipping huge products in a big company.
LINE Client iOS Team
A small team shipping huge products in a big company.
LINE Client iOS Team
None
None
Worldwide Developers Within One App So… what is my role?
A little screw
# From “What” to “Why” 02 Shaping the requirements
THINK ABOUT IT What’s happening after an feature has been
requested?
Inside a feature lifecycle. #1 Feature/ Idea received
Inside a feature lifecycle. ea received #2 User research
#3 Pre-design study Inside a feature lifecycle. er research
esign study Inside a feature lifecycle. #4 Design
#5 Pre-develop study Inside a feature lifecycle. #4 Design
velop study Inside a feature lifecycle. #6 Develop
Inside a feature lifecycle. #6 Develop #7 QA
#8 Release Inside a feature lifecycle. #7 QA
# More than just coding 03 Developing like a LINER
THINK ABOUT IT What’s the most important things inside a
dev cycle?
THINK ABOUT IT What’s the most important things inside a
dev cycle? Testability Maintainability
How we enhance testability? - Take responsibility for the code
you develop - Design for failure instead of fi xing bugs - Write tests - Learn from every lesson
How we improve maintainability? - Step back to refactor and
code review - Think fi rst, code second - ATDD/ Clean architecture - Deliver just the proper code with top-notch quality
LINE CLIENT DEV Ship rapidly, refine constantly.
How we keep productivity? - Set hard deadline to every
task - Focus on quality over quantity - Integrate project management framework (Scrum/ WF) - Undertake every task with a clear purpose.
# All you need is stack overflow 04 Breaking through
the walls
What are the walls? - Unexpected behavior with unknown root
cause - System hardware limitations - Cross platform support - New technique keep rolling out and deprecated
LINE CLIENT DEV Learning how to learn
LINE CLIENT DEV Ask when you needed
LINE CLIENT DEV Compromise with workaround
# Questions and answers 05 Q&A