Андрій

Andrii Pasichnik
Android Developer
Android developer with over 4 years of hands-on experience building production-
ready applications.

Strong background in Android architecture, offline-first data handling, security,
and performance optimization.

Experienced in publishing Android applications and maintaining CI/CD pipelines.

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[відкрити контакти](див. вище в блоці «контактна інформація») [відкрити контакти](див. вище в блоці «контактна інформація») https://github.com/pasichDev

Experience

Android My Notes Application
Java / Android

Designed and developed an Android note-taking application with over 30,000
downloads on Google Play.

Worked extensively with Android UI components, including custom views and
animations, to deliver a smooth user experience.

Maintained application releases, updates, and publishing workflows through
Google Play Console.

Implemented rich note editing using Editor.js embedded via WebView, including a
custom Java ↔ JavaScript bridge to enable seamless interaction between native
Android code and the web-based editor.

Independent Android Developer
2021 - Present

• Developed several Android applications in the fields of photography, social
networking, and media.

• Implemented image capture and processing features based on CameraX.

• Integrated Google Maps API for geolocation, routing, and map-based content.

• Created a real-time chat feature with encrypted messaging.

• Worked extensively with Firebase services (Authentication, Firestore, Realtime
Database, FCM).

• Gained experience in reverse engineering Android applications for research and
modification.

• Deep knowledge of Jetpack Compose and practical experience in creating modern
declarative user interface components.

• Familiar with the concepts and architecture of Kotlin Multiplatform (KMP), have
practical research experience.

Skills
Kotlin · Java · Android SDK · Jetpack · MVVM · Clean Architecture · Hilt ·
Coroutines · Flow · Room · SQLite · DataStore · Retrofit · OkHttp · REST · WebSocket
· Firebase (Auth, Firestore, Realtime DB, FCM) · Jetpack Compose · ViewSystem ·
RecyclerView · Custom Views · CameraX · Google Maps API · ExoPlayer · WorkManager ·
Android Keystore · AES/RSA · SQLCipher · CI/CD (GitHub Actions) · Google Play
Publishing