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sergeibakhtiarov

PROFILE

Sergeibakhtiarov

Sergei Bakhtiarov developed and refined real-time communication features for the wireapp/kalium and wireapp/wire-android repositories, focusing on user experience and interface stability. He implemented in-call emoji reactions and modernized the emoji picker UI, using Kotlin, Jetpack Compose, and XML to enhance interaction and feedback during calls. Sergei addressed persistent issues such as infinite profile loading and improved call controls during Picture-in-Picture transitions, ensuring reliable UI behavior. He also refactored connectivity status flows to provide faster, more accurate feedback during network interruptions. His work demonstrated depth in Android development, data serialization, and full stack problem-solving, with well-scoped, traceable commits.

Overall Statistics

Feature vs Bugs

67%Features

Repository Contributions

6Total
Bugs
2
Commits
6
Features
4
Lines of code
2,477
Activity Months2

Work History

January 2025

2 Commits • 2 Features

Jan 1, 2025

January 2025 — Wire Android: Key UX refinements and UI modernization focused on connectivity reliability and emoji interactions to improve user experience during network interruptions. Delivered two user-facing features with concise commits, aligned to WPB issue keys, enabling faster review and QA, and setting a foundation for future improvements.

December 2024

4 Commits • 2 Features

Dec 1, 2024

December 2024 monthly performance summary for wire development: Delivered two major customer-facing features and resolved key stability issues across Kalium and Wire Android, driving improved reliability, real-time engagement, and operational traceability. The work focused on stabilizing profile loading, enabling real-time in-call emoji feedback, and hardening call UI during PiP transitions. Impact areas: - User experience: reduced profile load failures and introduced engaging in-call reactions. - Real-time communication: added live emoji feedback during calls on both platforms. - Stability: ensured consistent call controls during PiP transitions. - Traceability: commits linked to WPB tickets for auditability. Key achievements: - Implemented fix for infinite profile loading when user data is unavailable in Kalium. - Enabled in-call reactions (real-time emoji feedback) in Kalium and Wire Android. - Hardened call controls visibility after exiting PiP on Android to prevent UI inconsistencies.

Activity

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Quality Metrics

Correctness85.0%
Maintainability85.0%
Architecture85.0%
Performance73.4%
AI Usage30.0%

Skills & Technologies

Programming Languages

JavaKotlinProtobufXML

Technical Skills

Android DevelopmentBackend DevelopmentData SerializationDependency InjectionFlowFull Stack DevelopmentJetpack ComposeKotlinKotlin CoroutinesMessaging SystemsMobile DevelopmentReal-time CommunicationUI DevelopmentUI/UX DesignViewModel

Repositories Contributed To

2 repos

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

wireapp/wire-android

Dec 2024 Jan 2025
2 Months active

Languages Used

JavaKotlinXML

Technical Skills

Android DevelopmentDependency InjectionJetpack ComposeKotlin CoroutinesMobile DevelopmentReal-time Communication

wireapp/kalium

Dec 2024 Dec 2024
1 Month active

Languages Used

JavaKotlinProtobuf

Technical Skills

Backend DevelopmentData SerializationFull Stack DevelopmentMessaging SystemsMobile DevelopmentReal-time Communication

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