iOS Developer Interview Experience - London, United Kingdom
Process
The process consists of 3 phases:
A first Skype call with HR for a talk and 5 multiple-choice iOS technical questions.
A second Skype call with more technical questions and code challenges on CoderPad.
An onsite interview with 4 different interviews on the same day: 1 behavioral, 2 coding interviews, and 1 architecture interview. This includes an awesome lunch in between.
All Facebook recruiters and engineers are super cool and try to help you all the time. The whole process is an amazing experience!
Questions
Given an array of numbers and an integer, return true if there is any pair of numbers within the array that sums to the input integer, otherwise return false.
Explain what delegates and notifications are. When should you use both?
How does memory management work on iOS?
Given a circularly sorted array (e.g., [7, 9, 3, 5, 6]), write an algorithm that finds the index of the smallest element.
How would you implement the hitTest method for a UIView?
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Interview Statistics
The following metrics were computed from 2 interview experiences for the Meta iOS Developer role in London, United Kingdom.
Success Rate
Meta's interview process for their iOS Developer roles in London, the United Kingdom is fairly selective, failing a large portion of engineers who go through it.
Experience Rating
Candidates reported having very good feelings for Meta's iOS Developer interview process in London, United Kingdom.
Meta Work Experiences
- 5.0Excellent Perks, Demanding WorkiOS Developer • Former EmployeeMérida, Yucatán, MexicoMarch 24, 2020Pros: Vacations unlimited Good perks. Healthy. Lot of snacks.Cons: A lot of work. Bad environment.
- 5.0Excellent Team, Great SalaryFrontend developer intern • Former EmployeeLondon, England, United KingdomJanuary 27, 2022Pros: A good salary and a great team.Cons: I have no idea right now.
- 5.0Exceptional Culture, Empowered EngineersFront End Engineer • Former EmployeeLondon, England, United KingdomJanuary 7, 2020Pros: The culture there is amazing. People want to do good products; there are no silos, and internal communication is great and efficient. Engineers are empowered to decide what's best and to set direction. There are high expectations about engineering impact, and high-level engineers achieve this by proving it. Compensation and perks are very competitive, at least in London.Cons: Not a lot. Perhaps sometimes the whole 'mission' can feel a little pretentious.
Meta Interview Questions
