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Yamal César Al-Mahamid Vélez

PROFILE

Yamal César Al-mahamid Vélez

Yamal worked on enhancing automated testing and user experience across Telefonica’s mistica-android and webview-bridge repositories. Over three months, he introduced stable test tags to Compose UI input components and Checkbox elements using Kotlin and Jetpack Compose, enabling more reliable and maintainable UI tests while reducing test flakiness in CI pipelines. In the webview-bridge repository, he delivered a TypeScript-based feature for the OPEN_OCR_SCANNER, improving feedback clarity by distinguishing between text detection, user-initiated closures, and timeouts. Yamal’s contributions focused on robust state handling, testability, and maintainability, demonstrating depth in Android development, UI testing, and front end engineering practices.

Overall Statistics

Feature vs Bugs

100%Features

Repository Contributions

3Total
Bugs
0
Commits
3
Features
3
Lines of code
97
Activity Months3

Work History

January 2026

1 Commits • 1 Features

Jan 1, 2026

January 2026 (2026-01) monthly summary for Telefonica/webview-bridge: Delivered a feature enhancement for OPEN_OCR_SCANNER, focusing on clearer feedback and robust state handling for user-initiated closures and timeouts. This work improves user experience by reducing confusion when OCR results are inconclusive and provides explicit outcomes for three scanner states: text detected, no text due to user closure, and no text due to timeout. The update was implemented through an OPEN_OCR_SCANNER spec adjustment, linked to commit WEB-2373 (e1831f5dd542e17fe22d1295f1e67829d0240f33).

January 2025

1 Commits • 1 Features

Jan 1, 2025

January 2025 (Telefonica/mistica-android): Focused on improving testability and reliability of Android UI components. Delivered a targeted feature to enable stable automated testing, contributing to faster QA cycles and more robust releases.

November 2024

1 Commits • 1 Features

Nov 1, 2024

November 2024: Delivered stable test IDs for Compose UI input components in Telefonica/mistica-android to improve automated testing and testability. The change covers text fields, email inputs, and character counters, enabling more reliable UI tests, reducing test maintenance, and accelerating validation of UI changes. Linked to ANDROID-15325 with commit 0fc068f1269dfbcbb4188774b0d5d2a23e9f16b3 (#396).

Activity

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Quality Metrics

Correctness100.0%
Maintainability93.4%
Architecture93.4%
Performance93.4%
AI Usage26.6%

Skills & Technologies

Programming Languages

KotlinTypeScript

Technical Skills

Android DevelopmentJetpack ComposeTypeScriptUI TestingUnit Testingfront end development

Repositories Contributed To

2 repos

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

Telefonica/mistica-android

Nov 2024 Jan 2025
2 Months active

Languages Used

Kotlin

Technical Skills

Android DevelopmentJetpack ComposeUI TestingUnit Testing

Telefonica/webview-bridge

Jan 2026 Jan 2026
1 Month active

Languages Used

TypeScript

Technical Skills

TypeScriptfront end development