Digital Fortress

"Very professional team, it was a pleasure working with them on design of the system."
"Quynh and his team were very communicative and skillful. I was very happy to work with Quynh. Highly recommended!"
"Quynh and his team are great! Always available, always providing the right results. They even worked during their New Years' celebration, when my application had issues on production. Amazing guys!"

📞 Invite me to your job if you would like a FREE 15-minute initial consultation! 📞

Our core services:
✅ Building IoT Platforms (Mobile / Web)
✅ Tech Stack Selection for IoT Platforms
✅ IoT Consultancy
✅ Cloud-based IoT Solutions
✅ Edge Computing, IoT Gateways, and Hybrid Solutions
✅ Building IoT, computer networks, infrastructure, and system monitoring solutions
✅ End to End LoraWAN Solutions
✅ Home Automation, Smart Cities, Industrial Automation
✅ IoT Data Analytics
✅ Integration of Blockchain in IoT.
✅ Integration of AI in IoT.
✅ Firmware Development for IoT Devices and Gateways

🌟 Expertise 🌟
Internet of Things Platforms
📌 Monolithic and Microservices Deployment
📌 Infrastructure monitoring and IT Support
📌 Integration with MQTT, HTTP, LoRaWAN, The Things Network, Sidewalk, LTE-M, NB-IoT, WebSocket
📌 Custom and Interactive Dashboards
📌 Tenants and Customers Management
📌 Device Provisioning & Claiming, OTA, MQTT Gateway

Cloud IoT
✔️ AWS IoT Core (Fleet Provisioning, LPWAN, FleetHub), AWS Kinesis, Lambda, Greengrass, AWS IoT Analytics, Quicksight, SiteWise
✔️ Azure IoT (IoT Hub, Event Hub, Provisioning, Stream Analytics, Azure functions, API)
✔️ GCP (Cloud Pub/Sub, VertexAI)
✔️ Experience in designing data pipelines and implementing scalable architectures for IoT.

Development Boards
✔️ Raspberry Pi
✔️ Arduino Boards (UNO, Mega, IoT boards, MKR Series)
✔️ Espressif (ESP8266, ESP32 Series, NodeMCU)
✔️ Nordic (nRF9160, nRF52840, nRF52833)
✔️ STM32
✔️ RAK, Sensecap, etc.

Communication Protocols
✔️ MQTT (Mosquitto, EMQX, SSL/TLS, ACL, MQTT Security), AMQP
✔️ SNMP (Network Monitoring), ICMP
✔️ WiFi, BLE, ZigBee, Zwave
✔️ LoraWAN:
📌 Gateways And Sensors Onboarding. 📌 Installation and Configuration of LNS (Chirpstack, The Things Stack, Helium, LORIOT, AWS) 📌 Writing Uplink and Downlink Decoders for Sensors 📌 Use Cases: Smart Cities, Food Security, Smart Agriculture, Parking Systems, Air Quality Monitoring, Smart Water Metering, Energy Metering 📌 Worked with a variety of Gateways & Sensors i-e MultiTech Conduit, Kerlink Wirnet, Mikrotik, Milesight, Laird, Dragino, Senstick, Semtech