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Andrii Mamchenko

PROFILE

Andrii Mamchenko

Andrii Mamchenko contributed to the Adyen/adyen-ios and Adyen/adyen-android repositories by delivering modular SDK features, modernizing payment components, and improving UI validation reliability. He implemented modular CocoaPods integration and flexible theming for payment flows, using Swift and Kotlin to ensure maintainable, testable code. Andrii refined public APIs, standardized code formatting, and centralized validation logic, which enhanced developer experience and reduced integration risk. His work included expanding test coverage, updating documentation, and aligning UI with new design standards. By addressing both iOS and Android, he improved cross-platform consistency, focusing on robust architecture, continuous integration, and clear migration paths for developers.

Overall Statistics

Feature vs Bugs

85%Features

Repository Contributions

112Total
Bugs
5
Commits
112
Features
29
Lines of code
11,201
Activity Months4

Work History

January 2026

21 Commits • 3 Features

Jan 1, 2026

January 2026 monthly summary focusing on key features delivered, major bug fixes, impact, and skills demonstrated. Highlights across iOS and Android include code formatting standardization, UI validation reliability improvements, and card brand visibility tests, which together improve maintainability and user experience in the payment flows.

December 2025

62 Commits • 22 Features

Dec 1, 2025

December 2025 monthly summary for Adyen/adyen-ios: Delivered substantial feature work, API and UI improvements, and stability fixes that enhance developer productivity, ensure consistent design with v6, and reduce risk in release cycles. Key outcomes include API surface refinements, SwiftFormat-driven header and internal config updates, UI/theme propagation, and documentation alignment for v6 ACH integration.

November 2025

17 Commits • 2 Features

Nov 1, 2025

November 2025: Focused on delivering flexible theming for SEPA Direct Debit and modernizing ACH Direct Debit with Checkout integration, resulting in a cohesive, testable, and merchant-friendly payment experience. The work established consistent UI theming, enhanced test coverage, and clear migration guidance to accelerate AdyenCheckout adoption.

April 2025

12 Commits • 2 Features

Apr 1, 2025

Monthly summary for 2025-04 focused on delivering a modularized Adyen iOS SDK podspec and improving CocoaPods compatibility, with a clear emphasis on business value, stability, and maintainability. The work enabled easier integration for developers, finer-grained module control, and more robust distribution readiness for the Adyen iOS SDK.

Activity

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Quality Metrics

Correctness97.0%
Maintainability94.4%
Architecture94.6%
Performance93.4%
AI Usage20.2%

Skills & Technologies

Programming Languages

KotlinMarkdownObjective-CRubyShellSwiftXMLYAML

Technical Skills

API DesignAPI IntegrationAndroid developmentAnimation HandlingCocoaPodsCocoapods IntegrationCode FormattingComponent ArchitectureComponent DesignComponent-Based ArchitectureComponent-based ArchitectureContinuous IntegrationDevOpsDocumentationForm Validation

Repositories Contributed To

2 repos

Overview of all repositories you've contributed to across your timeline

Adyen/adyen-ios

Apr 2025 Jan 2026
4 Months active

Languages Used

Objective-CRubySwiftXMLMarkdownShellYAML

Technical Skills

CocoaPodsCocoapods IntegrationMobile DevelopmentRubyXcode Project ConfigurationiOS Development

Adyen/adyen-android

Jan 2026 Jan 2026
1 Month active

Languages Used

Kotlin

Technical Skills

Android developmentKotlintestingunit testing

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