I craft iOS apps that delight users and win awards. From startups to NASDAQ-listed companies, I've shipped products acquired by Twitter, featured by Apple, and trusted by millions.
Currently available for contract opportunities → work@drobinin.com
Recent Apps
View all projects →
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Recent Writing
View all posts →Designing Software for Things that Rot
How a £150 eBay fridge and a decision tree taught me to stop asking internet strangers if my salami would kill me–and why building for rot is nothing like building happy-path apps.
How I accidentally became PureGym's unofficial Apple Wallet developer
Tired of fumbling with the PureGym app for 47 seconds every morning, I reverse-engineered their API to build an Apple Wallet pass that gets me in with a quick wrist scan. Along the way, I discovered their bizarre security theatre: QR codes that expire every minute while my ancient 8-digit PIN lives forever.
Things I Learnt in 2023
For almost four years I have been sending out a weekly newsletter with things I learnt and read during the week. Some of those trivia are not trivial at all, so I decided to share the condensed crème de la crème of the Internet in this New Year special edition.
Recent Speaking
View all talks →Big O Notation of your app
Modern devices are way more powerful for users to notice a difference between bubble sort and merge ...
NSSpain 2020 • Logroño, 🇪🇸 (online)
iOS Security: Deep Dive II
The second part of a thorough introduction into iOS Security, from various pentesting techniques, to...
mDevCamp 2020 • Prague, 🇨🇿 (online)
iOS Security: Deep Dive I
Debunked the "iOS is secure by default" myth in 90 minutes. Walked through real pentesting technique...
mDevCamp 2020 • Prague, 🇨🇿 (online)