Konstantin Portnov
IOS Developer at Manychat
Barcelona, Catalonia, Spain
Summary
👤
Senior🎓
Top SchoolKonstantin Portnov is an iOS developer with 13 years of experience building mobile products across Latin America and Europe, currently shaping the iOS experience at ManyChat from Barcelona. He progressed from early mobile work (J2ME and Android) to senior and technical leader roles at Mercado Libre and product-focused engineering at Wallapop, giving him strong domain knowledge in consumer marketplaces and messaging platforms. Comfortable both writing production Swift code and guiding teams, he has repeatedly delivered end-to-end app projects and led efforts to scale mobile architectures. His background spans hands-on app development, platform migrations, and iPad adoption initiatives—skills that reflect a pragmatic, product-oriented engineering mindset. Fluent in cross-cultural, fast-moving environments, he brings deep institutional memory of mobile ecosystems that often reveals simpler, robust solutions others overlook.
13 years of coding experience
18 years of employment as a software developer
Master's degree Computer Science, Master's degree Computer Science at Saint Petersburg State University of Service and EconomicsBaltic State Technical University "VOENMEH" named after D.F. Ustinov
Русский, Catalan, Spanish, English
Stackoverflow
11reputation
3kreached
2answers
0questions
Github Skills (87)
network-analysis10
mobile-application10
android-application10
swift10
whitelist10
macos10
ios10
static-analysis9
mobile-security9
objective-c9
hacking9
dynamic-analysis9
cocoapods9
reverse-engineering9
verification9
Programming languages (8)
Github contributions (5)
x0000ff/swift-book
Jun 2015 - Mar 2016
Contributions:256 pushes, 14 branches in 9 months
x0000ff/x0000ff.github.io
Mar 2016 - May 2023
Contributions:15 pushes, 1 branch in 7 years 3 months
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