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
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Recent Writing
View all posts →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.
What I've learnt after sending 147 proposals to 36 conferences in a year
This year I sent out quite a few proposals to the majority of mobile conferences in Europe. Some ignored me, the others replied with automated rejections. However, some accepted and it was fun. Here is what I've learned on the way.
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)