Problem, Meet Solution

An Intro to Software Development

Liz Pearce, CEO Brett Bender, Platform Director

1 2 3Name

Address

Email

Ingredients

Check zip code against city and state

Store information in database

Steps

User is signed up

Output

Software is Like Cake

What do computers do?

Take input

Arithmetic 1+1, 2*2,

4/3

Logic A and B, C or D, if E then F

Give output

What’s great about computers?

• They do exactly what you tell them• They don’t argue• They never get tired or bored

What’s not so great about computers?

• They do what you say, not what you mean• They’re not creative or inventive

Idea Concept Reality

Idea Concept Reality

Idea Concept Reality

Idea Concept Reality

What does a software developer do?

• Ask a lot of questions• Make a careful, detailed plan• Double-check the plan• Write a little code, see if it

works, write some more• Test, fix, revise• Solve problems!

Liz / BrettCirca 2007

How does the web work?

Our software…

Many Languages

By The Numbers

Our Code• 30 developer years• 20,000 revisions• 150,000 lines

Our Customers• 175,000 accounts• 350,000 projects• 4.5 million tasks• 2 million hours logged

Idea Concept Reality

After 7 Years….

1700 (Customers

Worldwide) 

50+ (Countries) 

16,000 (Users)

37 (Employees) 

Good developers are…

Software Companies Need You!

• Washington State has a labor shortage of 25,000 unfilled highly skilled jobs

• 85% of computer programmers are guys • Why should they have all the fun? (and

make all the money?)

Learn

• http://code.org• http://codecademy.com• http://scratch.mit.edu/