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Senior Automotive Embedded Software Engineer with 11+ years of experience developing production-grade firmware, device drivers, communication stacks and real-time embedded systems. I help companies solve difficult embedded challenges involving STM32, ESP32, NXP, Renesas and Infineon platforms, including hardware bring-up, firmware development, RTOS integration, motor control, USB, CAN/CAN FD, LIN, SPI, I2C and UART communication. My background includes safety-critical software development for global OEMs and Tier-1 suppliers including Volvo, Daimler, Renault-Nissan, Hyundai, Geely, Mahindra and ZF, along with commercial embedded product development from prototype to deployment. Core Expertise: • Embedded C (MISRA-C) • STM32, ESP32, NXP, Renesas, Infineon Aurix • Device Drivers & BSP Development • FreeRTOS & Zephyr • CAN, CAN FD, LIN, USB, SPI, I2C, UART, RS-485, OBD-II, UDS • ADC, PWM, Timers, DMA, GPIO • AUTOSAR, BSW, MCAL, ECUAL, CDD, Diagnostics, Functional Safety Concepts • Sensors & Actuators, Motor Control & Hardware Integration • System Debugging & Root Cause Analysis I focus on clean architecture, systematic debugging and reliable firmware that works in real-world deployments. If you need an experienced engineer for firmware development, hardware-software integration, communication protocols or complex debugging, let's discuss your project.

Firmware, Embedded systems software, C/C++/Assembly, BLE, Sub-GHz, LoRA, Wi-Fi, Thread, Matter, Zigbee, IoT, BLE Mesh network, various MCU's, Zephyr nrf connect sdk, stm32 sdk, various ble sdk

Hello! I'm Zeeshan, an experienced professional with over 9 years of expertise in C#, AWS, batch migration, ASP .NET, SQL, and SharePoint. I am passionate about delivering high-quality, efficient, and reliable solutions tailored to your business needs. My Expertise: C# Development: Proficient in building robust applications using C# with a focus on performance and scalability. AWS Solutions: Experienced in deploying and managing applications on AWS, leveraging various services for optimal performance and cost-efficiency. Batch Migration: Skilled in planning and executing batch migrations with minimal disruption to ongoing operations. ASP .NET Applications: Expertise in developing web applications using ASP .NET, ensuring seamless integration and functionality. SQL Databases: Strong background in SQL database design, optimization, and management for enterprise-level systems. SharePoint: Comprehensive experience in developing and maintaining SharePoint applications, enhancing collaboration and productivity within organizations. Why Work With Me? Proven Track Record: Successfully completed numerous projects across diverse industries, consistently delivering on time and within budget. Technical Excellence: Strong foundation in designing and implementing complex architectures and custom applications. Client Satisfaction: Dedicated to understanding client needs and providing solutions that exceed expectations. Problem-Solving Skills: Ability to tackle challenging problems with innovative solutions and a keen attention to detail. Professionalism: Committed to maintaining clear communication, transparency, and professionalism in all interactions.

I have a rich experience in Embedded products development, hardware & firmware development for Industrial controllers, IoT, Edge AI, Medical devices, Automotive, Wearable devices, Water resource management, Consumer Electronics, and Telecom Products. Hardware Skills and experience: 📌 Hardware architecture and product design, design review, 📌 Designing based on microcontrollers (ARM Cortex M0, M3, M4, M33, ESP32, nRF52xx, nRF54Lxx, RP-2040, NXP, PIC, MSP430, ATMEGA, ATSAM, SOM, etc.) 📌 Altium Designer, KiCad, EasyEDA, Fusion 360, MS Visio, Draw,io, PCB Design & Manufacturing (JLCPCB) 📌 Multi-layer, Multi-board, Mixed signal, high-speed, RF-design, EMI/EMC compliance design, FPC, BGA. 📌 RF Design, Analog, Signal Conditioning, Power Supplies, MPPT Battery Chargers & BMS. 📌 SPI, I2C, I2S, CAN, USB, RS485, Ethernet, LCD, Touch pads, Camera. 📌 DDR3, HDMI, USB2.0/3.0/TypeC, eMMC, SD card. 📌 BLE, Wi-Fi, Sub1GHz, LoRaWAN, RFID, NFC, NB-IoT, Zigbee 📌 IMU sensors, Load Cell, CMOS Image Sensor, Digital Microphone, Motion Sensor, Color Sensor, Light Sensor, CO sensors, Environment Sensor, Temperature & Humidity Sensors. 📌 Flow sensor, Soil moisture sensors, pH sensor, NPK sensor, Ultrasonic sensors, encoders. 📌 SIM7670G, MC60/M95/UC15/UC20/EC20, SIM800C/H. 📌 Digital oscilloscopes, logic analyzers. 📌 Documentation: Product design documents, User manual, Installation manual Firmware Skills and experience: 📌 Designing and Programming based on microcontrollers (ARM Cortex M0, M3, M4, M33, ESP32, nRF52xx, nRF54Lxx, RP-2040, NXP, PIC, MSP430, ATMEGA, ATSAM, SOM, etc.) 📌 VScode, ESP-IDF, nRF Connect SDK, STM32CubeIDE, Arduino, MPLAB X, MCUXpresso, Eclipse, FreeRTOS, Zephyr RTOS, and Yocto Projects. 📌 Raspberry Pi, CLI 📌 Edge AI - TinyML, Edge Impulse, BME AI - Studio 📌 Strong programming skills in Embedded C/C++, Micro python, Bootloader, and Embedded Linux 📌 SPI, I2C, I2S, CAN, USB, RS485, Ethernet, LCD, Touch pads, Camera, GNSS. 📌 BLE, Bluetooth Classic, Wi-Fi, Sub1GHz, LoraWAN, RFID, NFC, NB-IoT, Zigbee 📌 Frameworks/Libraries: ESPHome, TinyGSM, Tiny GPS, LVGL, GFX, TRF7970A, Tasmota, GP2040-CE, WLED. 📌 HMI: Mapple Systems - HMI5071L and cMT2078 📌IMU sensors, Load Cell, CMOS Image Sensor, Digital Microphone, Motion Sensor, Color Sensor, Light Sensor, CO Sensor, Environment Sensor, Temperature & Humidity Sensors. 📌 Flow sensor, Soil moisture sensors, pH sensor, NPK sensor, Ultrasonic sensors, encoders. 📌 SIM7670G, MC60/M95/UC15/UC20/EC20, SIM800C/H. 📌 CAN, CANOpen, SAE-J1939, I2S, EtherNet/IP, Profinet, Modbus TCP, MQTT, and https. 📌 JTAG, SWD, J-Link, ST-Link. Intellectual property protection: I’m a professional engineer and I respect your intellectual property rights, this is an area where I can earn your trust by safeguarding your product, which could involve patents, trademarks, or code protection. This is one of the ways that I offer additional value to my clients. I invite you to reach out to discuss your projects or any questions you might have. I'm open to both short-term and long-term engagements and to help you with high-quality, innovative solutions.

**Embedded Systems, PCB Design & Edge AI Engineer** I am an Embedded Systems, PCB Design, and Edge AI Engineer specializing in the development of production-ready electronic systems for industrial, defence, and intelligent automation applications. My expertise spans the complete hardware development lifecycle—from requirements analysis and schematic design to PCB layout, firmware development, testing, and manufacturing support. I have hands-on experience designing reliable embedded hardware based on ESP32, ARM microcontrollers, GNSS systems, wireless communication modules, and sensor integration platforms. ### Core Expertise * Embedded Systems Design & Development * ESP32, ARM Cortex-M, Teensy & Microcontroller Platforms * Schematic Capture & Multi-Layer PCB Design * PCB Review, Optimization & Design Validation * Power Integrity, Grounding & EMI/EMC Considerations * USB & USB-C Powered Embedded Devices * I²C, SPI, UART, CAN, RS485 & Wireless Interfaces * GNSS, GPS Tracking & Real-Time Monitoring Systems * Sensor Integration & Data Acquisition Systems * Edge AI & TinyML Deployment on Embedded Hardware * Computer Vision & AI-Based Detection Systems * Hardware Debugging, Failure Analysis & Root Cause Investigation * DFM/DFA Reviews for Manufacturing Readiness * BOM Optimization, Pick & Place, Gerber Generation & Production Support ### AI & Software Expertise In addition to hardware design, I develop AI-powered embedded solutions using Machine Learning, Computer Vision, and Large Language Models (LLMs). My experience includes: * Edge AI Deployment on Embedded Devices * Computer Vision Systems using OpenCV & YOLO * Human Detection & Tracking Solutions * Retrieval-Augmented Generation (RAG) Systems * AI-Powered Monitoring & Decision Support Platforms * Python Development, Automation & Data Processing * Real-Time Analytics Dashboards ### Industry Experience I have worked on defence-grade and industrial electronics projects where reliability, security, documentation quality, and NDA compliance are critical requirements. My engineering approach focuses on delivering stable, manufacturable, and production-ready solutions rather than prototype-only designs. I communicate clearly, provide detailed technical documentation, and work closely with clients to ensure designs meet performance, cost, and manufacturing objectives.

I am an embedded systems specialist with over 8 years of experience in developing software, firmware, and hardware solutions. I’ve successfully delivered 100+ projects that integrate cutting-edge functionalities—from multi-threading and AI-on-edge to seamless wireless connectivity. ------------------------------ Core Competencies: ➡️ Microcontrollers -- Proficient with TI, STM32, ESP32, ESP8266, Atmega, and a wide range of Arduino boards. ➡️ Frameworks -- Expertise in bare-metal programming, FreeRTOS, STM32Cube, ESP-IDF, Arduino, and PlatformIO. ➡️ Linux -- Experience developing on x86, ARM, and Raspberry Pi systems. ➡️ Electronics -- Skilled in sensor integration, display management, and PCB design. ➡️ Wireless Protocols -- Deep knowledge of Bluetooth Low Energy (BLE), WiFi, Xbee, Zigbee, ESP-Now, LoRa, low-frequency radio, and mesh networking solutions. ➡️ Wired Protocols -- Familiar with SPI, I2C, RS232, RS485, UART, CAN-Bus, and more. ➡️ UI Frameworks -- Proficient in creating graphical interfaces using bare-metal techniques, LVGL, and Qt QML. ➡️ Platform integration -- Experience integrating embedded systems with cloud platforms and IoT solutions such as AWS IoT, Azure, and ThingsBoard, utilizing MQTT, REST, and other gateway protocols. ------------------------------ Project Highlights: ✅ Real-Time Multi-Threading -- Implemented robust solutions using FreeRTOS. ✅ AI-on-Edge -- Integrated AI functionalities into constrained embedded environments. ✅ Wireless Connectivity -- Delivered projects with WiFi, BLE, LTE, LoRa, Zigbee and others. ✅ Advanced Networking -- Developed mesh networking solutions implemented over a variety of protocols like ESP-Now, Radio, BLE, XBee, etc. ✅ Power Management -- Utilized deep-sleep modes, watchdog timers, and ULP cores for energy efficiency. ✅ User Interfaces -- Designed intuitive touch interfaces and captive portals, often paired with companion mobile apps. ✅ Device Management -- Executed comprehensive device management strategies, including OTA updates, fault recovery, and remote monitoring. ------------------------------ What I Offer: 💾 Firmware Design: With 8+ years of coding expertise, I provide rapid and reliable firmware development tailored to your hardware. ☁️ Cloud Setup: I can setup your IoT Platform backend including Amazon AWS, Azure, and even open-source solutions like Thingsboard. ⚡ Hardware Engineering: From schematics and circuit design to component selection and PCB layout, I cover the entire hardware development lifecycle. 📱 GUI Integration: Specializing in embedded products with graphical user interfaces, I leverage LVGL and Qt to create user-friendly, visually appealing designs. ------------------------------ I am passionate about exploring new technologies and continuously expanding my expertise. While I may not know every technology off the bat, I commit to learning what’s needed—without charging for my learning time. I’d be delighted to discuss your ideas and explore how we can bring them to life. Best Regards, Ravi Kharb