Aleksander Grzyb

Berlin, Germany

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Summary

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Rockstar

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Top School

Aleksander Grzyb is a seasoned iOS software engineer with 12 years of experience building mobile applications and infrastructure, currently working on Spotify’s iOS infrastructure from Berlin. His background spans product-facing app development at Allegro and Clio, founding a rental startup, and applied computer vision work improving retinal imaging, demonstrating a blend of consumer and technical domains. He has introduced testing and routing practices to teams, acted as scrum master, and contributed to tooling like XCLogParser to improve Xcode log parsing and code quality. With master’s-level computer science training and mechatronics roots, he brings a systems-oriented mindset that helps bridge low-level processing, app architecture, and developer tooling.

12 years of coding experience

6 years of employment as a software developer

Student Exchange, Computer Science, Student Exchange, Computer Science at Tallinna Tehnikaülikool

Bachelor’s Degree, Mechatronics, Robotics, and Automation Engineering, Bachelor’s Degree, Mechatronics, Robotics, and Automation Engineering at Poznan University of Technology

Student Exchange, Mechatronics, Robotics, and Automation Engineering, Student Exchange, Mechatronics, Robotics, and Automation Engineering at Universidad Politécnica de Cartagena

Stackoverflow

Stats

759reputation

112kreached

16answers

3questions

Github Skills (13)

text-manipulation10

regular-expression10

xcode10

swift10

swift-package-manager10

testing10

software-quality9

objective-c6

opencv6

ios6

timezone6

apple-push-notifications6

image-processing6

Programming languages (9)

JavaC++CMakeSCSSGoObjective-CSlimSwift

Github contributions (5)

MobileNativeFoundation/XCLogParser

Aug 2020 - Sep 2020

Tool to parse Xcode and xcodebuild logs stored in the xcactivitylog format

Role in this project:

Full-stack Developer

Contributions:3 releases, 21 reviews, 8 commits in 7 days

Contributions summary:Aleksander primarily contributed to improving the XCLogParser tool by adding functionalities to remove build-specific and hexadecimal information from the logs. They also integrated the new features into the core parsing flow. Furthermore, the user addressed SwiftLint warnings, ensuring code quality and consistency. Their contributions demonstrate a focus on enhancing the tool's data processing capabilities and maintaining code standards.

xcodexcodebuildswiftswift-package-managerxcactivitylog

aleksandergrzyb/aleksandergrzyb.github.io

Apr 2015 - Dec 2025

My personal website.

Contributions:7 PRs, 54 pushes, 7 branches in 10 years 10 months

reactnextjsjeykll

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