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Registration: 09.09.2026

Melker Halberd Pereira Alves

Specialization: Native Developer / Android & Qt
B.Sc. Computer Science (UNEMAT, 2024). Junior Android/Kotlin developer with about one year of hands-on experience building native products in Kotlin / Jetpack Compose / KMP, including the Rose Faxina app + API, and desktop apps in C++20 / Qt 6. I also build open-source Linux tooling and document what I ship. Based in Mineiros, Goiás, Brazil. English: intermediate/conversational. Available immediately, Monday-Friday, for remote full-time B2B/contractor or CLT roles.
Redis SQL Unity C# C++ Android Qt REST Android Studio Kotlin API Software Development Python Git GitHub Docker PostgreSQL Linux
B.Sc. Computer Science (UNEMAT, 2024). Junior Android/Kotlin developer with about one year of hands-on experience building native products in Kotlin / Jetpack Compose / KMP, including the Rose Faxina app + API, and desktop apps in C++20 / Qt 6. I also build open-source Linux tooling and document what I ship. Based in Mineiros, Goiás, Brazil. English: intermediate/conversational. Available immediately, Monday-Friday, for remote full-time B2B/contractor or CLT roles.
Redis SQL Unity C# C++ Android Qt REST Android Studio Kotlin API Software Development Python Git GitHub Docker PostgreSQL Linux

Skills

Kotlin
Jetpack Compose
KMP
MVVM
C++20
Qt 6
QML
Kirigami
CMake
Ktor
Coroutines / Flow
Koin
PostgreSQL
PostGIS
Redis
Docker
Android
Git
Linux
Python
YOLOv5
Raspberry Pi
Unity 6
C#
MCP
REST API
WebSocket
NixOS
Mercado Pago
Material 3

Work experience

Android Developer / Full Stack
since 2026 - Till the present day |Rose Faxina
Kotlin Multiplatform, Jetpack Compose, MVVM, Ktor, PostgreSQL, PostGIS, Redis, Docker Compose, Mercado Pago, Maps Compose
Own product · Kotlin Multiplatform · Mineiros/GO · rosefaxina.com.br ● Android app with Compose Multiplatform, MVVM (ViewModel + StateFlow) and Material 3. ● REST + WebSocket API in Ktor, PostgreSQL/PostGIS, Redis and Docker Compose. ● Sandbox payments via Mercado Pago, Maps Compose and foreground location.
C++ / Qt Desktop Developer
since 2026 - Till the present day |AI-Office
Qt 6, C++20, MCP, CLI
Linux/Windows desktop · AI-assisted editing via MCP/CLI ● Native document editor in Qt 6 / C++20 with stable IDs for precise edits. ● Agent integration via MCP and CLI — assisted editing without losing structure.
C++ / Qt Desktop Developer
since 2026 - Till the present day |SDDM Variant Manager
CMake, Qt 6, Kirigami, Git, NixOS, Arch Linux
Open source · github.com/melker22/sddm-variant-manager ● Linux desktop app with CMake, Qt 6 and Kirigami: UI, preview and theme install. ● Packaging for NixOS/Arch; documented code versioned in Git.
Unity Developer
since 2026 - Till the present day |A Faxina da Rosita
Unity 6, C#
2D platformer game · Unity 6 / C# ● 2D prototype with physics, scenes and game loop in Unity 6 / C#.
Research Scholar / Computer Vision
2021 - 2023 |UNEMAT
Python, YOLOv5, Raspberry Pi
FAPEMAT / UNEMAT · Pixel Group · 12h/week · basis for undergrad thesis ● YOLOv5 pipeline in Python on Raspberry Pi; performance and accuracy measurement. ● Instructional materials and result presentations at Pixel group seminars.

Educational background

Computer Science (Bachelor’s Degree)
2018 - 2024
Universidade do Estado de Mato Grosso

Languages

PortugueseNativeEnglishIntermediate