Eric Joseph
Android Developer (Kotlin/NDK) + Backend (Go) | CI/CD
[email protected]
Itajaí, SC - BR
EXPERIENCE
Pleno | KW Oct. 2025 – Present
Software Developer Brazil
  • Maintain the Android app (Java, Kotlin, C/C++ NDK/JNI) and modernize the UI with Jetpack Compose for POS devices.
  • Implemented biometric device integration, QR Code read/generate, local-persistence logging, native crash capture (NDK), and DataStore-based config persistence.
  • Develop Go backend services and CI/CD pipelines with GitHub Actions and Docker/Docker Bake for multi-platform builds.
Java, Kotlin, C/C++ (NDK/JNI), Jetpack Compose, Go, Docker, GitHub Actions
SitX9 - Risk Management System Feb. 2024 – Sep. 2025
Software Developer Itajaí, SC
  • Built a computer vision service (Python, OpenCV, PyTorch, TensorFlow) to detect unusual objects and behaviors during trips, focused on driver and cargo safety.
  • Built a risk-analysis dashboard (Python/Pandas + React.js) and worked on the Android tracking app in Kotlin/Coroutines, with Docker environments.
Confidential IT Services Company Aug. 2020 – Feb. 2024
Software Engineer Brazil
  • Automation and web scraping with Node.js and Python; resilience mechanisms (Rate Limiting, Circuit Breaker, Debounce) for high-load services.
  • Monitored and indexed on-chain events on the Solana ecosystem with Rust; stream processing into Elasticsearch.
SKILLS
Soft:
  • Communicative, didactic, and self-taught, passionate about technology.
  • Resilient, collaborative, and a strong team player.
Hard:
  • Core Expertise: Android and Backend.
  • Languages: Kotlin, Java, C/C++, Go, Python, TypeScript, Rust.
  • Tools: Git, GitHub Actions (CI/CD), Docker.