👨‍💻 Eduardo Resende

Software Engineer graduated from INATEL, with solid experience in embedded systems, IoT connectivity, and the development of robust solutions for demanding environments such as precision agriculture.

🔧 I work with ESP32, FreeRTOS, C/C++, Python, MQTT, REST, GNSS, RTC, OTA, embedded web servers.

🎓 Currently pursuing a Master's in Telecommunications at INATEL, with a focus on IoT and Machine Learning.

💡 I focus on applied engineering: transforming real-world problems into robust, modular, and scalable solutions — field-tested and production-ready.

🛠️ Professional Experience

Embedded Software Developer at Soil Tecnologia
2022 - Present

• Firmware development for ESP32 (FreeRTOS + ESP-IDF)
• Communication with SIMCom modems via AT commands
• Technical support and full-cycle testing in agricultural automation systems
• Modular firmware architecture and complete technical documentation
• IoT solutions using MQTT over mobile LTE networks

🌱 Highlight Projects at Soil Tecnologia

• 🛰️ Pointer iCrop – Remote monitoring firmware for center pivots with fuzzy logic classification of signal quality, GPS tracking, RTC synchronization, and LTE connectivity.
• 🔄 Firmware OTA via MQTT – Binary-based over-the-air update system with CRC32 verification and automatic fallback on failure.
• 🌐 Embedded Web Server on ESP32 – Local configuration portal over Wi-Fi AP, integrated with persistent settings using NVS.
• 📡 Real-Time Telemetry System – Sensor-based telemetry framework using watchdog protection, LTE fallback logic, and efficient MQTT publishing.

🚀 Technologies & Tools

🧠 Academic Achievements

• 🥈 2nd place at FETIN – Market-viable AI solution for agricultural water consumption prediction
• 🥉 3rd place in AWS Competition – Web development
• 📘 Final Paper (TCC) – Applied AI & ML surpassing traditional agricultural models (Penman-Monteith, Makkink)
• 👨‍🏫 Database Teaching Assistant – Three semesters (SQL and Java)
• 🔬 Scientific Research in Metaverse Game Development
  • Projects using Unity, Photon Engine, and Blender
  • Creation of 3D interactive environments and real-time multiplayer simulations
  • Strong involvement in computer graphics, game design, and networked applications

🎮 Game Dev & Graphics Enthusiast

In addition to embedded systems and IoT, I’m passionate about game development and computer graphics:

• Game development with Unity 3D
• Real-time multiplayer with Photon Engine
• Modeling and animation with Blender
• Special interest in real-time rendering, physics in games, and 3D immersion

💡 I believe game development enhances creativity, graphical optimization, and real-time interaction.

📊 GitHub Stats

📫 Contact

🎯 Professional Vision

I'm driven by challenges that require practical engineering, architectural thinking, and scalable solutions. I aim to transform data, sensors, and connectivity into real value — with reliability and intelligence.

📍 Areas of interest:

• Embedded protocols (MQTT, AT)
• Real-time telemetry and analytics
• Sensor-driven Machine Learning
• Computer graphics and networked games
• Embedded firmware for mission-critical applications