Hire the Best PCB Designers in Rawalpindi, PK

I am an Electronic Hardware Consultant and High-Speed & RF PCB Design Engineer with more than 10 years of experience in electronic product development, circuit design, multilayer PCB design, hardware review, simulation, and troubleshooting. I help clients convert product ideas and system requirements into practical, manufacturable, and reliable electronic hardware. My support can cover the complete development cycle, including system architecture, component selection, schematic design, PCB layout, signal and power integrity review, design verification, manufacturing documentation, and debugging support. My main areas of expertise include: Electronic circuit and schematic design Multilayer, high-speed, and RF PCB design FPGA, SoC, microcontroller, and embedded hardware DDR4, HDMI, Ethernet, USB, CAN, RS-485, SPI, and other digital interfaces RF transceiver, impedance-controlled, and mixed-signal PCB design Signal integrity, crosstalk, timing, return-path, and impedance analysis Power supplies, DC-DC converters, ADCs, sensors, and communication circuits EMI/EMC-oriented design review PCB reverse engineering, BOM preparation, and Gerber development Design-for-Manufacturing and Design-for-Assembly review I have worked on complex industrial, embedded, RF, aerospace, defence, robotics, battery-management, and data-acquisition hardware. My experience includes high-layer-count PCBs, DDR4 interfaces, FPGA-based systems, RF designs operating up to 6 GHz, precision analogue circuits, and communication products. I work with Altium Designer, Cadence Allegro, Keysight ADS, HyperLynx, KiCad, GerbTools, and EMIStream. I also hold professional certifications related to Altium, Cadence, and Keysight ADS. As a consultant, my objective is not only to complete the schematic or PCB layout. I carefully review the complete system, identify technical risks, improve design reliability, and provide clear engineering recommendations before manufacturing. I value professional communication, proper documentation, practical problem-solving, and long-term client relationships.

I’m an experienced Embedded Systems and Electronics Engineer with a strong background in PCB design, firmware development, and product prototyping. I specialize in building reliable, cost-effective IoT and consumer electronics hardware, from concept to production. 🔧 Core Skills & Platforms PCB Design & Hardware Engineering • Tools: Altium Designer, KiCad, EasyEDA and Eagle Cad • Capabilities: o Electronics circuit Schematics Desinging o Rigid and flex PCBs o Experience with flex/FPC PCBs, High Speed and high-current and RF layout o EMI/ESD protection, ground plane optimization, RF shielding techniques o BOM preparation and cost-effective component sourcing o Reverse engineering of hardware/firmware for legacy or competing products o In-house prototyping, testing, troubleshooting, and validation • Microcontrollers: o ESP32 (including S2, S3, C3 and all other variants) o STM32 (F0/F1/F4 series) o nRF52/nRF5340 (Nordic BLE SoCs) o ATmega/ATtiny series (AVR family) o Raspberry Pi (Zero, 3, 4, CM4) • Communication Protocols: o UART Communication o I2C communication o I2S communication o SPI Communication o Can Bus Communication o Mod Bus Communication o WIFI-Communication o Bluetooth Communication o RF Communications • Wireless Hardware Skills: o Cellular (GSM/LTE/NB-IoT): Quectel (e.g., EC200U, BG95), SIMCOM (e.g., SIM800, SIM7678SA, SIM7600) – applied in vehicle tracking systems with GPS and cloud integration. o LoRa: EBYTE E22/E32 modules for motion tracking in local mesh networks up to 5KM. o Wi-Fi/Bluetooth: Advanced development with ESP32 for WIFI-Meshing, Wi-Fi sniffing, BLE advertising, and geofencing applications. o Optical Communication: Long-range MCU-to-MCU communication using modulated IR/LED systems for reliable data transfer in isolated environments. ________________________________________ 🧠 Sensor Integration & Interfaces • Motion & Environmental: o Accelerometers (LIS3DH, MPU6050), gyroscopes, and ultrasonic sensors for obstacle detection, fall detection, and gesture control. o IR sensors, flame sensors, and ultrasonic modules for object detection and safety systems. o Humidity, pressure, smoke, gas, and temperature sensor for environmental control. • Biometric & Weight Measurement: o Fingerprint modules (R502, AS608), optical pulse sensors (MAX30100/30102) o Load cells with HX711 for weight measurement • Optical communication: o Light sensors, photoresistors, and optical data transmission between MCUs over long-range using custom protocols ________________________________________ ⚡ Power System Design • Battery Management: o Lithium-ion/polymer charging circuits with fuel gauges o Low-power modes, deep sleep implementation, and wake-on-interrupt designs o Priority-based power distribution for shared charging between multiple devices • DC/DC Converters & Power Paths: o Buck, boost, and buck-boost converters for 12,9V, 5V, 3.3V, and custom rails o Reverse polarity protection, TVS diodes, inrush current limiting ________________________________________ 🔌 USB Hub Development • USB 2.0 and 3.1 Hub Designs: o High-speed routing with proper impedance matching o Switchable data lines for host/device switching o USB-PD charging with smart current limiting and role negotiation o USB power control with load switches and fault detection 🧩 One-Stop Hardware Solution I offer a complete hardware development service, including: • Component selection and sourcing from trusted Chinese and global vendors • BOM optimization for cost and lead time • Ordering PCB & PCBA from vetted manufacturers with fast turnaround • Testing, QA, and verification of assembled hardware • Troubleshooting & field debugging • Firmware reverse engineering and porting ________________________________________ If you're looking for a highly versatile embedded systems expert with hands-on experience in both firmware and hardware — from an idea to working Product — I'm ready to support your product from prototype to production.

Experienced Electronics Engineer with 6+ years of expertise in embedded systems, PCB design, and IoT hardware development. I specialize in designing custom electronics solutions for consumer, industrial, and IoT applications, optimizing designs for performance, cost, and manufacturability. Core Expertise ✔ PCB Design & Prototyping – Multi-layer PCB design with JLCPCB and PCBA manufacturing integration. ✔ Embedded Systems Development – Firmware development for ESP32, STM32, ATmega, and Raspberry Pi. ✔ Communication Protocols – Expertise in I2C, SPI, UART, LoRa, Bluetooth, Wi-Fi, RS485. ✔ Power & Battery Management – Efficient BMS, power optimization, and USB Type-C PD integration. ✔ IoT & Cloud Integration – Real-time data monitoring using Firebase, MQTT. ✔ Mechatronics & Motor Control – Implementing DRV8825, stepper/BLDC motors, and Hall Effect sensors. Technical Deliverables 🔹 Complete PCB Manufacturing Package (Gerber files, BOM, CPL) 🔹 Fully Assembled & Tested PCBs 🔹 Firmware Development & Hardware-Software Integration 🔹 Custom IoT Sensors & Wireless Communication Modules Industry Experience ✅ Custom Keyboard Design – Hall Effect sensor-based Bluetooth mechanical keyboards. ✅ IoT Weather Stations – Wireless, battery-powered environmental monitoring with ESP32 & LoRa. ✅ Automated Control Systems – Home automation and industrial control solutions. ✅ Medical Devices – Low-power inner ear camera with real-time streaming. ✅ Vehicle & Satellite Tracking – Real-time tracking systems with GPS & IoT connectivity. ++ More Why Work With Me? 🚀 Faster Time to Market – Streamlined design and prototyping processes. 💰 Cost Optimization – Efficient component selection for affordable production. 🎯 Reliable & Scalable Designs – Optimized for performance & manufacturability. ⚡ End-to-End Support – From schematics to final PCB and firmware development. Availability 💡 Open for product development, consulting, and prototyping. Let's build your next innovative product! Contact me to discuss your project today.

Hello! Are you seeking a top-notch Electrical Design Engineer to deliver innovative and reliable solutions? Look no further! I am a highly skilled Electrical Design Engineer with 5 years of experience specializing in PCB Design and Prototyping. My expertise in these areas ensures robust and efficient designs for different electronics projects meeting the highest standards for both commercial and defense sectors. PCB Design Engineer: I excel in creating precise PCB layouts and circuit designs using advanced software like Altium Designer and KiCAD. My work ensures that every PCB design is optimized for performance and reliability. Prototyping Expert: I am adept at developing and testing prototypes to validate designs and improve functionality. From initial concept to final product, I handle all aspects of prototyping, ensuring that your product performs flawlessly in real-world conditions. Core Services: 📌 Electrical Design Engineering: Tailoring solutions for electronics system and creating detailed designs and schematics. 📌 PCB Design: Expert in PCB layout, circuit analysis, and schematic design to ensure high-quality and efficient boards. 📌 Prototyping: Developing and testing prototypes, performing quality control, and refining designs to meet project requirements. If you need a dedicated professional to handle your electrical design, PCB design, and prototyping needs, I’m here to help. Let’s collaborate to turn your ideas into reality! Junaid Khan P.S. I am committed to delivering exceptional results and ensuring your complete satisfaction.

Innovative Mechatronics Engineer with a passion for designing cutting-edge hardware solutions. Excels in tackling complex engineering challenges with precision and creativity. I can offer: ⭐Product Development ⭐PCB Design ⭐PCB Manufacturing ⭐Fast Prototyping ⭐Hardware Integration ⭐Hardware Debugging ⭐Firmware Development ⭐Technical Documentation I'm committed to bringing your ideas to life and delivering advanced solutions that push the boundaries of technology. Let's start turning your vision into reality and create groundbreaking innovations together!

I am a Mechatronics Engineer with 3 years of experience in designing high-quality printed circuit boards (PCBs). Get custom PCB designs that meets your specific requirements. I make Embedded and Robotics related project. I use industry standard software and advanced design techniques to create PCB layouts with highly performance and optimized also cost effective design, I am offering affordable rates with high and fast services to ensure that you get the best value for your money. Contact me today to discuss your project and see how I can help you bring your ideas to reality! #PCB #circuitdesign #fabrication