Boris Bielik
Staff IOS Engineer at Indeed Flex
Bratislava, Region of Bratislava, Slovakia
Summary
🤩
Rockstar🎓
Top SchoolBoris Bielik is a Staff iOS Engineer based in Bratislava with a decade of experience building and scaling native iOS products and platforms. Currently driving the iOS technical roadmap at Indeed Flex, he focuses on developer experience, mentoring feature teams, and platform-level improvements that accelerate delivery. Previously a Senior iOS Architect at Stream and Staff Engineer at Zendesk, he blends deep hands-on Swift expertise with system-level architecture and cross-functional leadership. An active open-source contributor to the popular Stream Chat iOS SDK, he has shipped UI fixes, API modernizations and stability improvements for real-time chat. Trained in robotics and mechatronics, Boris brings a systems-thinking approach and a history of hardware-adjacent mobile projects (BLE/Beacons, navigation) that inform pragmatic, user-focused mobile engineering.
10 years of coding experience
10 years of employment as a software developer
Master's degree, Robotics, Master's degree, Robotics at Slovenská technická univerzita v BratislaveCharles III University of Madrid (Universidad Carlos III de Madrid)
English, Slovak, Czech, Polish, German
Github Skills (17)
ios10
chat-sdk10
mobile10
swift10
ui-design9
front-end-development9
uid9
client-websocket8
websocket-client8
websockets-client8
api8
websocket8
integrations8
apim8
apic8
Programming languages (11)
Github contributions (5)
GetStream/stream-chat-swift
Nov 2021 - Jun 2022
💬 iOS Chat SDK in Swift - Build your own app chat experience for iOS using the official Stream Chat API
Role in this project:
iOS Mobile Developer
iOS Mobile DeveloperContributions:1 release, 409 reviews, 69 commits in 7 months
Contributions summary:Boris primarily contributed to the iOS Chat SDK, working on various aspects of the Swift codebase. Their work includes updating build settings, refactoring and publicizing deprecated APIs, and updating dependencies such as SwiftyGif and Nuke. The user's commits also focused on UI improvements, such as fixing reactions display and adding support for extra data within messages. Additionally, the user's work includes refactoring WebSocketClient code and fixing a crash related to DispatchWorkItem.
streamioiosstreamstream-chatios-chat
bielikb/TextAttributes
Apr 2018 - Apr 2020
Contributions:5 releases, 12 commits, 31 pushes in 2 years
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