Presentation from CocoaHeads Tricity meeting on 01.07.15 about iOS developer job interviews.

1. Maciej Burda
Senior iOS Developer
maciej.burda@me.com

2. Working as an iOS Developer
Interview Case Study

3. LFW Agenda
- When am I ready to change/find a job?
- How often programmer changes a job?
- Were to look for it?
- How to be well prepared?
- Practise
- Theory

4. When am I ready to change/find a job?
- Frustration
- Lack of new experience (same old project all the time)
- Feeling undervalued
- No vector of improvement
- …

5. How often programmer changes a job?

6. How often programmer changes a job?
1.5 - 2 yearsin US job market

7. Were to look for the job?
- https://nofluffjobs.com/
- https://www.linkedin.com/
- Friends
- Google :)
- Head Hunters?

8. How to be well prepared?

9. How to be well prepared?
Understand process of recruitment!!!

10. Levels of experience?
Define your level!

11. Levels of experience

12. Levels of experience
- Junior (about 1 year exp)
- Medior (about 2 year exp)
- Senior (about 2-3 year exp)
- Architect (3-5 years)
- Hacker (it doesn’t matter)

13. Defining who you are?
- Years of experience
- Numbers of projects
- Fields of development
- Speed and quality of your code
- Flexibility (other platforms? swift?)

14. What is being expected from good iOS Dev?
- Good working code
- Git Flow
- UI/UX - eye for the pixel
- Good theoretical background
- Team player !

15. Good Code ?!
- No redundancy
- Clean names and structure
- Use up to date SDK and Libs
- Design Patterns
- Language Features
- Show off… unless you are being asked to do something quickly - for
example in the emplee office

16. Git with the Flow

17. Try to surprise yourself with UI/UX

18. Show off
- Use good well designed libraries - you take
responsibility of them!
- Show more than “MVC”
- Show some language features
- If something is tricky or hacky - comment it ;)

20. - what is the difference between Nil, nil, null and NULL?
- what happens when you run a method on a nil pointer?
- what happens if this method returns an object?
- what happens when it return simple type?
- can you insert nil into an Array or Dictionary?
Study of nothing

21. - what’s the difference between frame and bounds?
- are storyboards/xib any good?
- what swift brings to the development?
- what’s your opinion about swift?
Dig a little deeper…

22. Hack it…
- Retain Cycle
- Object Posing
- Method Swizzling
- File Encryption
- Concurency
- Design Patterns

23. Legendary Questions
- Why sewer well lid is round? (and other IQ stuff)
- Why are you looking for work? (and other HR stuff)
- How much would you like to earn?

24. How much can you earn as iOS Developer?
- http://jakoszczedzacpieniadze.pl/jak-oszczedzac-na-samozatrudnieniu
- https://zarobki.pracuj.pl/
- from 2000 - 20 000 PLN monthly net income in Poland
- up to 70k - 80k annually GBP in England
- up to 150k annually USD in States
- More and more companies start to inform about possible salary

25. Thank you for your attention :)
Questions?