Bhupinderjeet S.

Full-Cycle Hardware & Embedded Engineer | PCB · Firmware · Linux · IoT | 13 Years I help startups and companies build connected embedded products from prototype to production — combining embedded firmware, hardware integration, IoT connectivity, and system debugging into one streamlined development process. Whether you're building an IoT device, industrial controller, smart monitoring system, or connected consumer product, having one engineer handle firmware, hardware integration, and cloud communication helps reduce development time, simplify debugging, and avoid integration issues. With 13+ years of embedded systems experience and 20+ completed embedded and IoT projects, I develop reliable, production-ready solutions focused on stability, maintainability, and real-world deployment. ━━━━━━━━━━━━━━━ ⚡ WHY CLIENTS CHOOSE ME ━━━━━━━━━━━━━━━ ✅ 13+ years of Embedded Systems & IoT experience ✅ 20+ Embedded and IoT projects completed ✅ Strong expertise in ESP32, STM32, FreeRTOS, and Embedded Linux ✅ End-to-end support: firmware → hardware integration → cloud connectivity ✅ Experience across industrial, renewable energy, medical, and smart devices ✅ Practical engineering approach focused on stable production systems ✅ Clear communication, organized development, and long-term support ━━━━━━━━━━━━━━━ ⚙️ EMBEDDED FIRMWARE — C / C++ ━━━━━━━━━━━━━━━ • Embedded firmware development using C/C++ • ESP32, STM32, nRF52, Raspberry Pi • Bare-metal and FreeRTOS-based systems • Bootloaders, OTA firmware updates, diagnostics, and logging • Peripheral drivers: GPIO, SPI, I2C, UART, CAN, RS485, ADC, PWM • Low-power optimization and real-time applications ━━━━━━━━━━━━━━━ 🌐 IoT & CLOUD CONNECTIVITY ━━━━━━━━━━━━━━━ • AWS IoT Core, MQTT, REST APIs • WiFi, BLE, Cellular, and IoT device connectivity • Secure cloud communication and remote monitoring • ESP-IDF, Arduino Framework, PlatformIO • Device telemetry, remote updates, and backend integration ━━━━━━━━━━━━━━━ 🐧 EMBEDDED LINUX ━━━━━━━━━━━━━━━ • Raspberry Pi and Linux-based embedded systems • Embedded Linux application development • System integration and device communication • Python scripting and automation tools ━━━━━━━━━━━━━━━ 🔧 HARDWARE INTEGRATION & PROTOTYPING ━━━━━━━━━━━━━━━ • Sensor and actuator integration • Hardware bring-up and debugging • Prototype development and testing • UART, SPI, I2C, CAN, RS485 communication systems • Basic PCB review and hardware troubleshooting support ━━━━━━━━━━━━━━━ 🏭 INDUSTRIES ━━━━━━━━━━━━━━━ ✔ Industrial Automation ✔ Renewable Energy Systems ✔ IoT & Connected Devices ✔ Medical & Smart Devices ✔ Monitoring & Control Systems ✔ Embedded Linux Products ━━━━━━━━━━━━━━━ 📦 WHAT YOU RECEIVE ━━━━━━━━━━━━━━━ • Production-ready firmware • Clean and maintainable source code • Debugging and testing support • Documentation and integration guidance • Long-term support for scaling and improvements ━━━━━━━━━━━━━━━ 📩 LET'S WORK TOGETHER ━━━━━━━━━━━━━━━ I work best with startups, founders, and engineering teams building embedded and IoT products where reliability and long-term maintainability matter. If you need help with firmware development, IoT integration, embedded Linux, debugging, or complete embedded product development — feel free to send a message with your project details. ━━━━━━━━━━━━━━━ 🔑 KEYWORDS ━━━━━━━━━━━━━━━ Embedded Systems, Firmware Development, Embedded C, C++, ESP32, STM32, nRF52, Raspberry Pi, FreeRTOS, Embedded Linux, IoT, AWS IoT Core, MQTT, REST API, Driver Development, Hardware Integration, Wireless Communication, BLE, WiFi, Cellular, UART, SPI, I2C, CAN, RS485, ESP-IDF, Arduino, PlatformIO, Python, Product Development