Amjd Alhashede
Mobile Developer  ·  Android · KMP · Ktor Backend
Yemen amjdalhashede@gmail.com +967-776-776-128
Available for opportunities
Portfolio GitHub LinkedIn Medium Upwork
About

Android and Backend Developer with 1.5+ years of hands-on experience delivering production-grade applications. Specializes in Kotlin, Jetpack Compose, Ktor, and Kotlin Multiplatform (KMP). Published 4 apps on Google Play and authored 2 open-source libraries on Maven Central — RingtoneSmartKit (featured on LibHunt) and MediaTrimmerUI, a Compose-native media trimming toolkit. Experienced with Docker and GitHub Actions for end-to-end deployment.

5+
Apps on Google Play
2
OSS Libraries on Maven Central
1.5+
Years Experience
∞
Lines of Kotlin
Technical Skills
Mobile
Kotlin Jetpack Compose Android SDK KMP CMP MVVM Clean Architecture
Backend
Ktor REST APIs PostgreSQL SQLite / Room Authentication
DevOps & Tools
Docker GitHub Actions Cloudflare Git Gradle Postman
Android Core
Hilt / Koin Coroutines WorkManager Retrofit / Ktor Client ExoPlayer / Media3
Experience
Freelance Mobile & Backend Developer
Self-Employed
2024 – Present
Remote
  • Delivered 4+ Android applications to clients, published on Google Play with full production lifecycle management.
  • Built cross-platform solutions using KMP and Compose Multiplatform targeting Android, iOS, and Desktop from a shared codebase.
  • Developed backend APIs with Ktor — JWT authentication, routing, database integration, and Docker deployment.
  • Published and maintained RingtoneSmartKit on Maven Central — actively used by developers worldwide.
  • Managed CI/CD pipelines using GitHub Actions and containerized services with Docker Compose.
Kotlin Jetpack Compose Ktor KMP Docker GitHub Actions PostgreSQL
Education
Diploma in Information Technology
Modern Yemen College
2021 – 2023
  • Software development fundamentals, database management, and mobile computing.
  • Complemented with extensive self-study in advanced Android, KMP, and backend development.
Languages
Arabic — Native
English — Professional Working Proficiency
Projects
Naghmat — Relax & Sleep Sounds
Android App · Client Project
Dec 2025
Google Play ↗
  • Relaxation and sleep sounds app featuring ambient audio, nature sounds, and meditation tones.
  • Background audio service with distraction-free UI and smooth playback experience.
Kotlin Background Service ExoPlayer Jetpack Compose
Video to Audio Converter
Android App · Client Project
Nov 2025
Google Play ↗
  • Media conversion app extracting audio from video files, exporting to MP3/MP4 formats.
  • Efficient local file processing with clean architecture and minimal battery impact.
Kotlin FFmpeg MediaCodec File I/O
Ringtone & Alarm Clock 2025
Android App · Client Project
Mar 2025
Google Play ↗
  • Full-featured ringtone manager and alarm clock with custom ringtone support and alarm scheduling.
  • Background audio processing with WorkManager ensuring battery efficiency.
Kotlin AlarmManager WorkManager Notifications
Stable Phone Ringtones 2025
Android App · Client Project
Feb 2025
Google Play ↗
  • Ringtone and notification sounds app with a curated collection of stable, high-quality tones.
  • Optimized for performance with smooth audio playback and easy ringtone assignment.
Kotlin MediaStore Jetpack Compose Audio
Islamic Ringtones & Tones
Android App · Client Project
Nov 2024
Google Play ↗
  • Rich Islamic ringtones app with large collection of tones, notification sounds, and alarm options.
  • Built for a client with full production deployment and ongoing maintenance.
Kotlin ExoPlayer MediaStore Jetpack Compose
Open Source
RingtoneSmartKit  ·  GitHub ↗  ·  Featured on LibHunt ↗

The first and only open-source Android library dedicated to ringtone and notification management. Published on Maven Central. Zero-boilerplate API supporting assets, local storage, per-contact ringtones, and all Android versions including Scoped Storage (Android 10+).

implementation("io.github.amjdalhashede:ringtone-smart-kit:1.0.6")
Kotlin MediaStore API Coroutines Maven Central Android 10+
MediaTrimmerUI  ·  GitHub ↗  ·  Alpha

A lightweight and flexible Compose-native UI toolkit for trimming audio and video in Android apps. Fully themable with support for ExoPlayer integration, waveform visualization, and interactive start/end selection. Published on Maven Central. Designed to be modular — bring your own media processing backend.

implementation("io.github.amjdalhashede:mediatrimmer-compose-ui:1.0.0-alpha3")
Kotlin Jetpack Compose ExoPlayer Maven Central Audio / Video