Sergii Kryvoblotskyi
Director Of AI & Research at MacPaw 🇺🇦
Kyiv, Ukraine
Summary
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Rockstar🎓
Top SchoolSergii Kryvoblotskyi is a seasoned software and research leader who heads AI & Research at MacPaw, driving a multidisciplinary R&D team that blends human-computer interaction, machine learning, software engineering and cybersecurity for the Apple ecosystem. With 13+ years of hands-on experience in Objective-C, Swift, Python and C/C++, he progressed from senior iOS developer to director-level roles, shaping architecture and delivering complex, production-grade solutions. He is an active contributor to open source—helping extend a popular Swift OpenAI client with GPT-4 and cross-platform support—and a recognized participant in Apple’s Security Bug Bounty program with multiple confirmed CVEs. Based in Kyiv, he combines practical product-minded engineering with scientific research practices to translate experimental work into user-facing improvements.
13 years of coding experience
11 years of employment as a software developer
Master's degree, Computer Programming, Master's degree, Computer Programming at Central Ukrainian National Technical University
English, Ukrainian
Stackoverflow
1,502reputation
80kreached
70answers
1question
Github Skills (21)
openai-api10
swift10
testing9
spmd8
spi8
spim8
spu8
api-design7
apim7
api7
watchos6
xcode6
uitableview6
tvos6
ai6
Programming languages (6)
Github contributions (5)
MacPaw/OpenAI
Jan 2023 - Mar 2023
Swift community driven package for OpenAI public API
Role in this project:
Back-end Developer
Back-end DeveloperContributions:17 releases, 70 reviews, 48 commits in 2 months
Contributions summary:Sergii focused on enhancing the OpenAI Swift package. They updated the model definitions, added a user parameter to the completion query, and implemented features for platform compatibility, including watchOS and tvOS support. The user also updated tests to improve reliability and added support for GPT-4 models. Further, they updated the minimum Swift version and the overall project build configuration.
apidall-eswift-packageopenai-apiopenai
Krivoblotsky/HardCoreData
May 2015 - Jun 2015
Contributions:3 releases, 58 commits, 46 pushes in 1 month
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