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Focusing
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Focusing
28 followers · 27 following

Achievements

Achievement: Pull Sharkx3Achievement: Pair ExtraordinaireAchievement: YOLOAchievement: Quickdraw

Achievements

Achievement: Pull Sharkx3Achievement: Pair ExtraordinaireAchievement: YOLOAchievement: Quickdraw

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MarkADom/README.md

Marco Domingues

Backend developer with a strong lean towards Android. Java and Kotlin across the full stack — distributed systems, event-driven services, and native mobile.

Projects

TrackFlow Platform — Java 21 · Spring Boot 3 · Kafka · Grafana LGTM
Event-driven microservices platform with three independent services, dead-letter queues, full observability stack, and a load simulator using real data. The most complete system in this portfolio.

SynchTask Backend — Kotlin · Spring Boot · Redis pub/sub · WebSockets
Real-time collaborative task system with JWT auth, Clean Architecture, and CI/CD quality gates via SonarQube.

DecibelGuard — Kotlin · Jetpack Compose · Hilt
Native Android app for real-time ambient noise monitoring. Clean Architecture, no third-party audio libs.

GeoLocate API — Java 17 · Spring Boot · Clean Architecture
Lightweight geolocation REST API. Built as a focused exercise in layered architecture and testability.

Stack

Java 21 · Kotlin · Spring Boot 3 · Kafka · Redis · PostgreSQL · Docker · Jetpack Compose · Coroutines · Retrofit

Where to find me

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  1. DecibelGuard DecibelGuard Public

    Real-time ambient noise monitoring for Android. Built with Jetpack Compose, Clean Architecture, and Hilt.

    Kotlin 1

  2. TrackFlow-Platform TrackFlow-Platform Public

    Microservices-based logistics tracking platform built with Java 21, Spring Boot 3 and Apache Kafka. The system demonstrates event-driven communication between services (order, tracking, notificatio…

    Java 1

  3. GeoLocateAPI GeoLocateAPI Public

    Lightweight geolocation REST API built with Java 17, Spring Boot and Clean Architecture.

    Java 1

  4. SynchTask_Backend SynchTask_Backend Public

    Backend system built with Kotlin + Spring Boot, following Clean Architecture and DDD principles, featuring JWT security, Redis pub/sub, real-time WebSockets, and automated CI/CD quality gates (Sona…

    Kotlin 2