DEVBRIX

1. HARDWARE ENGINEERING We specialize in advanced PCB design and embedded hardware systems for industrial, IoT, automation applications; and low-power PCB for wearable devices, health tracker 🔹 Core Expertise - High-Speed Digital: USB 3.0/2.0, HDMI, DDR3/4/LPDDR4, PCIe, eMMC/NAND, PoE++, Ethernet (1G/10GBASE-T1) - Microcontrollers & SoMs: STM32 (H7/U5/WL), ESP32 (S3/C3), Nordic nRF52/53/91, NXP i.MX8M, TI AM62x, Rockchip (RK3588/RK3568/RV1126), Jetson Nano/Orin/AGX, custom CM4/CM5 carriers - RF & Wireless: BLE 5.x, Wi-Fi (2.4/5 GHz), LoRa/ISM, LTE-M/NB-IoT; antenna tuning, impedance control, FCC/CE pre-compliance - Analog & Power: Flyback/Buck/Boost/LDO, motor drivers (BLDC/servo), precision ADC/DAC, low-noise audio - Low-Power Wearables: Compact multilayer PCB, USB-C/pogo charging, sensor fusion, power optimization 🏭 Manufacturing & Compliance - DFM/DFA optimization for high-volume assembly - EMC/EMI mitigation and CE/FCC pre-compliance - BOM sourcing via DigiKey, Mouser, LCSC, JLCPCB 🧠 Prototyping & Integration - Gerber + assembly packages for JLCPCB/PCBWAY - 3D co-design in SolidWorks and Inventor 🛠 Tools - Altium, KiCad , OrCAD, EasyEDA Pro, SolidWorks 2. FIRMWARE & EMBEDDED Robust, production-ready firmware bridging hardware, connectivity, and intelligence for IoT, robotics, and wearable systems Focus on low power, high reliability, and seamless operation from sensor to cloud 🔹 Core Expertise - IoT & Wireless: BLE, Wi-Fi, GSM/LTE-M/NB-IoT, LoRaWAN, ESP-NOW; MQTT, HTTPS, Modbus; AWS IoT, Azure, ThingsBoard; OTA, low-power telemetry - Low-Level Control: FreeRTOS, Zephyr, I²C/SPI/UART/RS-485/CAN - Robotics: ROS/ROS2 firmware for AGV/AMR/humanoid robot; PID, IMU/LiDAR fusion - Embedded UI: LVGL, TouchGFX, Qt/QML; Figma-based flow, multi-language UI, capacitive touch, haptics 🛠 Languages & Tools C/C++, Python, MicroPython; STM32CubeIDE, ESP-IDF, PlatformIO, Keil, IAR, VS Code; J-Link/ST-Link; GitHub 3. SOFTWARE DEVELOPMENT Scalable, secure, and data-driven software powering IoT, robotics, and connected ecosystems Seamless integration from edge devices → backend → cloud → user apps 🔹 Architecture & Infrastructure - APIs: REST, MQTT, gRPC - Storage: PostgreSQL, MongoDB, DynamoDB - Auth: OAuth2, JWT, RBAC - Deployment: Docker, Kubernetes, Helm, AWS Lambda - Monitoring: Grafana, Prometheus, Datadog 🧠 DevOps - CI/CD (GitHub Actions, GitLab CI, Jenkins), Dockerized builds, rollback, Vault secrets, automated tests (PyTest, Postman, Selenium) 📱 Mobile & Companion Apps - BLE pairing, telemetry sync, OTA trigger, cloud profiles + notifications - Cross-platform in Flutter / React Native with native BLE APIs 🧪 Testing & QA - Unit/integration/load tests, static analysis (SonarQube, ESLint), GitFlow review. 🛠 Languages & Tools - C#, Python, JavaScript/TypeScript, Go; ReactJS, Node.js, FastAPI, Django; Flutter; AWS, Docker, Kubernetes 🚩 Let’s bring your idea to life — developing technology, brick by brick!