Hire the best freelance Firmware Development expert designers for your company

I am a principal engineer with 12 years of experience developing complex electromechanical systems, injection-molded assemblies, and medical devices. My background spans mechanical design, embedded el... Read more

I am a principal engineer with 12 years of experience developing complex electromechanical systems, injection-molded assemblies, and medical devices. My background spans mechanical design, embedded electronics, and firmware integration, allowing me to take products from early concept through prototyping, testing, and production. I also operate a small in‑house machine shop, which supports rapid iteration. What I deliver: - Injection‑molded plastic part design in SolidWorks - Tooling‑ready CAD with proper draft, gating, shrinkage, and parting line control - Production‑ready drawings with GD&T - DFM for mass‑production plastics - Hands‑on prototyping and mechanical validation through my in‑house machine shop - Embedded firmware development in C++ and Python for motor drivers and various sensors - Electromechanical test fixtures and lab automation Please send me a request for the password to my website.

Hello, Everyone! I am an embedded systems engineer, PCB designer, and firmware developer with over 10 years of professional experience. I provide complete, end-to-end solutions for a wide range of ele... Read more

Hello, Everyone! I am an embedded systems engineer, PCB designer, and firmware developer with over 10 years of professional experience. I provide complete, end-to-end solutions for a wide range of electronic device designs, supporting clients from initial concept and schematic design to PCB layout, prototyping, assembly, and full system testing. I have strong expertise in high-speed PCB design, including PCIe and DDR4 routing, as well as precise impedance matching for reliable performance at high frequencies. I also specialize in RF and antenna design for modern IoT devices, ensuring optimal signal integrity and system efficiency. In addition, I have deep experience in ultra-low power design, achieving microamp and sub-microamp current consumption for battery-operated and wearable systems. I specialize in firmware development for LTE-GPS-LoRa-BLE-based embedded systems (nRF52 series), including low-power optimization and high-precision sensor acquisition. My focus is on delivering robust, production-ready solutions with high reliability and performance. 🔥 Main Skills 👉Embedded Systems 👉Schematic Circuit Design(Low Power consumption Design) 👉Firmware Development(All Microcontrollers-STM32, TMS320, ESP32, FPGA, nRF52, Raspberry PI) 👉PCB Design(High speed signal routing, PCIe, DDR4, 18 multi-Layers Design, RF antenna Design,) using Altium Designer, KiCad, EasyEDA, Fusion 360(No problem in DFM-JLCPCB) 👉IoT with nRF52(BLE), LoRa(for example, SX1262), LTE(SIM card interface), GPS and other variety of sensors 🛠️Tools & Technologies: 👉 nRF5 SDK / nRF Connect SDK 👉SEGGER Embedded Studio + J-Link debugging 👉 C/C++ (bare-metal & RTOS) 👉 BLE GATT, LTE AT commanders, custom wireless protocols 👉SPI / I2C / UART / ADC integration 👉Low-noise measurement systems (nA level) 👉STM32CubeIDE, Cube MX, Keil, CCS, Arduino, ... 👉MQTT, Free RTOS, Zephyr RTOS 🚀 I can support your project from concept to production.

18+ years of experience in electronic design. 100+ major design projects delivered. 200+ happy clients served. Whatever your electronic design needs are, reach out for a quick chat, you will not regre... Read more

18+ years of experience in electronic design. 100+ major design projects delivered. 200+ happy clients served. Whatever your electronic design needs are, reach out for a quick chat, you will not regret it! What to expect: ✅Top quality design that not only meets and exceeds your requirements but can also handle those unexpected conditions that make quality products stand out from the rest. ✅Rigorous design test and measurement that leaves nothing unchecked, keeping in mind not only your interests but also those of your end customers. ✅A design that is optimized and ready for manufacturing with parts readily available. ✅Exhaustive documentation and support so you can make best use of all deliverables. ✅A flexible service that can take care of all phases in the design and prototyping process or just those parts that you prefer. ✅Long-term availability for changes, revisions, and support. ✅Above all, an honest and friendly collaboration that you can trust. I invite you to reach out to discuss your project's unique needs. Regardless of your technical background, I am here to transform your product idea into a tangible reality, employing the most efficient and cutting-edge technology. My services extend beyond design, offering assistance in defining complete project requirements, recommending suitable technology, and guiding your product to production. I can also connect you with reliable suppliers and provide unwavering technical support throughout the entire process. As a full-time freelance engineer, having worked with clients from all over the world in very diverse applications, I’ve been able to gain a broad experience in electronic design. The designs I’ve produced over the years range from the simplest of designs to very complex high-density designs at the cutting edge of technology. I have gained experience with a variety of microcontrollers, processors, sensors, interfaces, protocols, and design architectures. I’ve also been able to utilize a variety to PCB technologies ranging from multilayer rigid, HDI, flexible, rigid-flex, metal-core, as well as exotic materials such as stretchable PCB. Throughout the years I’ve also invested significantly in a spacious lab and equipment for both prototyping (including pick-and-place, reflow oven and advanced JBC soldering equipment) as well as professional test and measurement equipment (including oscilloscopes, spectrum analyzers, VNA, bench meters, electronic loads, waveform generators, ECG simulator, thermographic imaging, and data loggers), all from reputable brands (Keysight, Teledyne-Lecroy, FLIR, Fluke, Tektronix, Pico,…). My vision is to produce top quality designs with a ‘whatever it takes’ attitude and am willing to invest effort and financially in ensuring that I am well equipped to do so. Some of the specific experiences include: Software tools: Altium Designer (my primary EDA), KiCad, Eagle, Proteus; SolidWorks; Ansys, Keysight-ADS, COMSOL; VS Code, Visual Studio, PyCharm, IntelliJ; Keil MDK Arm, GCC, IAR, CodeComposer, Microchip Studio; Quartus Prime, Xilinx ISE; Programming languages: Embedded C, C++, C#, Python, Rust, Java, VHDL, Bash scripts, PHP, javascript… Microcontrollers/SoC: STM32 (often preferred), ATSAM, STM8, nRF5x (often preferred for BLE applications), EPS32, CH32 (RISCV), C2000, CC2642, CC13xx, PIC16/18, AVR, MPS430, RP2040, i.MX, A20/50, RK35xx, MAX78000, … Protocols/Buses: RS485/422, USB, UART, SPI, I2C, CAN, LVDS, DDR; Modbus, NMEA2000, MQTT, … Common design features: - BLE / Wi-Fi with custom PCB trace antenna, fully simulated and tuned on prototypes. - USB charge circuit for Li-Ion battery, including fast charging. - Battery protection circuits and cell balancing. - PoE source/device/injector designs with necessary protocol handshakes. - ARM embedded processor design running embedded Linux system. - RTD measurement circuits, 3/4 wire, 24 bit, PGA and filtering. - ECG, EOG, EEG monitoring wearable designs. - IMU motion tracking with sensor fusion and quaternion streaming. - GNSS location tracking, including high precision RTK modes. - Audio capture, filtering, processing, and amplification. - DC/DC converters in various topologies including buck, boost, buck-boost, SEPIC, CUK, H-Bridge, cascaded, multi-phase. AC/DC converters (flyback, feed-forward, …). DC/AC inverters, BLDC control… - LED driving with attention to color rendering and thermal management. - Solar MPPT controller. - UHF long range wireless designs, LoRa, Sigfox. Cellular interfaces 4G, LTE, NBIoT, LTEM. My commitment to excellence, innovation, and collaboration has been the cornerstone of my career. I look forward to the opportunity to bring your vision to life, leveraging my extensive skill set and passion for electronic design. Feel free to contact me to embark on a successful journey together.

Electronics and hardware design engineer with a background in Computer Engineering. I bridge the gap between electrical schematics and physical product design, delivering complete KiCad PCB layouts al... Read more

Electronics and hardware design engineer with a background in Computer Engineering. I bridge the gap between electrical schematics and physical product design, delivering complete KiCad PCB layouts alongside precise 3D STEP models for mechanical enclosures. I ensure all layouts strictly adhere to manufacturer DRC constraints, manage thermal dissipation for power circuits, and optimize board space for ultra-compact applications.

Thank you for visiting my profile. My name is Marko Aleksic, a dedicated electronic hardware and firmware engineer specializing in creating innovative and high-quality solutions for electronic product... Read more

Thank you for visiting my profile. My name is Marko Aleksic, a dedicated electronic hardware and firmware engineer specializing in creating innovative and high-quality solutions for electronic product development. I am passionate about transforming ideas into reality through meticulous design and development -Core Competencies: -PCB Design & Development: Expert in designing reliable, high-performance printed circuit boards (PCBs). Specialization in power supply circuits (DC-DC, AC-DC conversions) and multilayer designs for embedded systems. Proven track record in developing efficient LED driver circuits and RF PCB layouts. -Firmware Development: Extensive experience programming microcontrollers including STM32, DSPIC, ESP32 and ESP8266. Mastery of communication protocols such as UART, SPI, Ethernet, USB, CAN, and MODBUS for seamless integration. Proficient in implementing wireless technologies including Wi-Fi, Bluetooth, and ZigBee. -RF Design & Analysis: Strong capabilities in RF circuit design, antenna optimization, and simulation for applications like WiFi, Bluetooth, and RFID. Expertise in developing RF filters, splitters, transceivers, and power amplifiers tailored to specific application needs. I am committed to delivering cost-effective, high-quality solutions without compromising performance or deadlines. I welcome the opportunity to connect and discuss how I can contribute to your projects.

Founder of Made By Robot (SHER Automations), a Tokyo-based engineering studio specializing in end-to-end hardware product development — from concept to factory-ready assembly. I design mechanical syst... Read more

Founder of Made By Robot (SHER Automations), a Tokyo-based engineering studio specializing in end-to-end hardware product development — from concept to factory-ready assembly. I design mechanical systems, embedded electronics, and automation solutions for clients across Japan and internationally. My work spans PCB layout and firmware, 3D-printed prototypes, robotic mechanisms, and IoT devices. Past projects include a 6-DOF robotic arm, solar tracking robot, mechanical gripper, autonomous lawn mowing robot, and a 360° video booth — all built in-house with full-stack control from hardware to software. I work in C++ and Python on the software side, and handle CAD, PCB design, and 3D printing for physical deliverables. If you need a reliable engineer who can own the full product pipeline, I'm your person.

Hi, I’m AMINA, a Certified Professional Web Designer and Developer with 10 years of experience. I lead a dedicated agency that creates everything from stunning blogs to dynamic e-commerce stores on pl... Read more

Hi, I’m AMINA, a Certified Professional Web Designer and Developer with 10 years of experience. I lead a dedicated agency that creates everything from stunning blogs to dynamic e-commerce stores on platforms like WordPress, Wix, Squarespace, and Shopify. My designs are modern, user-friendly, fully responsive, and easy to maintain. What sets me apart? I provide step-by-step guidance, clear communication, and expert advice to ensure your vision becomes reality. If you’re ready for a new website or a redesign, let’s connect and make it happen!

Embedded systems architect with extensive experience designing, developing, and mass-producing mission-critical electronic products for the energy, utilities, security, and oil & gas sectors. I've su... Read more

Embedded systems architect with extensive experience designing, developing, and mass-producing mission-critical electronic products for the energy, utilities, security, and oil & gas sectors. I've successfully delivered 8+ commercial hardware products currently deployed at scale across hundreds of field units. My work spans the full product lifecycle — from concept and R&D, through circuit design and PCB layout, to firmware development and mass manufacturing. Core expertise: - Microcontrollers: ESP32, STM32, ARM Cortex, Arduino - PCB Design: from schematic to production-ready Gerbers - Firmware: C/C++, FreeRTOS, OTA remote updates, MQTT, device drivers - Communication: LoRa, BLE, Wi-Fi, Cellular (2G/3G/4G), Satellite, VHF, RS485 - Sensors: Ultrasonic, seismic, acoustic, optical, temperature, pressure, current/voltage - IoT & Cloud: AWS IoT, MQTT, web dashboards - Power: Solar, ultra-low power design, battery management, energy harvesting All my firmware deliverables include a built-in OTA (Over-The-Air) update system with a web-based MQTT management interface — fully developed and field-tested across hundreds of devices. Highlights: - 3 technology patents (gas metering, ultrasonic measurement, optical coding) - Petrobras Inventor of the Year award - National Innovation Award (CNI - Brazil) - International publication (Society of Petroleum Engineers) - Postgraduate specialization in Artificial Intelligence I deliver production-ready solutions — not just prototypes.

A reliable electronics engineer and PCB designer with 15+ years of experience (trusted by clients worldwide) in PCB design, schematic capture, hardware development, and manufacturing support. I delive... Read more

A reliable electronics engineer and PCB designer with 15+ years of experience (trusted by clients worldwide) in PCB design, schematic capture, hardware development, and manufacturing support. I deliver production-ready designs that reduce risk, shorten development cycles, and work right the first time. My PCB designs are not only functional but manufacture able, testable, and scalable. With my 100% Job Success Score, I help clients turn ideas into robust, production-ready electronic products. My specialization is in circuit design, schematic capture, multilayer PCB layout, embedded systems, power electronics, RF and microwave circuits and analog circuits. I can do design reviews, hardware development, hardware debugging, reverse engineering, design optimization, troubleshooting and ensure your project is delivered with precision and attention to detail. ⭐ Core Expertise ⭐ ✅ Multilayer PCB designing ✅ PCB design with high speed interfaces, such as LVDS, HS-CAN, CAN FD, RS-422, RS-485, USB 3.0, FPGA high speed SerDes, PCIe, LVPECL, LPDDR4 clock, HDMI ✅ High power PCB design up to 4 layers, 3.2 KW, 320V output at 10A load current ✅ Design for Manufacturing (DFM) & Design for Assembly (DFA) using JLC PCB and PCB way services ✅ EMC / EMI aware PCB design practice using industry standards such as IPC-2221, IEC61188, DO-254 ✅ JLC PCB and LCSC parts selection, finding in-stock components, creating BOM with updated and available parts, finding alternate parts with similar technical specifications ✅ Generating Gerber files, NC Drill files, CPL files, BOM files for production, prototyping & mass manufacturing ✅ Schematic and PCB design review ✅ Circuit Designing, analog, digital, RF, microwave, embedded, high power circuit designing ✅ Circuit Simulation & Analysis ✅ Microcontroller Programming in C language ✅ Reverse engineering from given Gerber files, PCB images, BOM ✅ Problem solving, hardware development, troubleshooting, hardware debugging, design optimization for power, thermal, mechanicals constraints ⭐ PCB Design Software ⭐ ✅ Altium Designer v24 ✅ KICAD v9 ✅ DIP TRACE ✅ EasyEDA ⭐ Circuit Simulation Software ⭐ ✅ LTspice ✅ Proteus ✅ Multisim ✅ Keysight ADS ✅ Ansys HFSS ⭐ Programming ⭐ ✅ MPLAB X IDE ✅ C Language ✅ MATLAB SIMULINK ⭐ 3D Mechanical Design ⭐ ✅ SolidWorks ✅ PTC Creo ✅ Flow Therm ⭐ Power & analog circuit Projects ⭐ Power electronics, op-amp circuits, ADC/DAC interfaces, signal conditioning, piezo electric transducer driver, flyback converter, buck boost converter, laser diode driver, LED light driver, constant current and PWM control of LED lights, Switch Mode Power Supply (SMPS) design, linear power supply design, switching transformer magnetics design, AC load control using TRIAC, DC load control using SCR, H-Bridge driver for BLDC motor control using high power MOSFETS, gate driver circuit, multivibrator circuit using 555 timer, counter circuits, relay control, IGBT circuit for DC to AC inverter, bridge rectifier circuit for AC to DC converter ⭐ Industrial Projects ⭐ Temperature, humidity, weight, pressure sensors circuit design for instrumentation electronics, data logging, real time telemetry monitoring, signal conditioning circuit, feedback control circuits, robotics and actuator control, solenoid valve for flow control, PLC, DCS, SCADA for industrial automation, ⭐ RF Projects ⭐ X-Band and S-Band microwave RF power amplifier using GaN and GaAs devices, preamplifier, Directional coupler, band pass filter, Wilkinson divider, diplexer, microstrip transmission lines impedance matching, Low Noise Amplifier (LNA), mixer, microstrip patch antenna, electronic beam steering T/R modules, I/Q modulator, phased array circuits ⭐ Audio Projects ⭐ Audio Electronics: Amplifiers, filters, DSP-based audio processing, low-noise analog design, analog crossover network, equalizer, stereo and mono dual channel amplifier, phono preamplifier, hydrophone amplifier, MEMS based microphone array design, electret microphone amplifier, CODEC, RCA to XLR converter, phantom power supply, audio power amplifier for 8 and 4 ohm loud speakers, ⭐ Digital Electronics Projects ⭐ Digital logic circuits using discrete ICs, sequential circuit, NAND Flash memory circuit, mixed signal circuit using RF transceiver blocks with SMA connectors, FMC HPC connectors, high speed signaling with FPGA Actel, Xilinx, DSP controller from microchip, microcontrollers from Silabs, PIC, ATMEL C8051, ATMEGA, TMS320F28335, ESP32-C5, ESP32-S3, STM32, RPI, ARDUINO ⭐ Why Clients Choose Me ⭐ ✅ End-to-End Capability — from concept → schematic → PCB → firmware → prototype. ✅ High-Speed PCB Specialist —Impedance controlled routing and EMC/EMI aware designs ✅ Strong Communication — clear documentation, regular updates, and fast responses. ✅ Proven Track Record — 15+ years of hands-on design experience. ✅ Client Satisfaction — long-term ▒▒▒▒▒▒ client relationships, repeat contracts, and 5⭐⭐⭐⭐⭐ feedback

I am a Mechatronics and Embedded Systems Specialist dedicated to engineering robust robotics solutions, custom hardware architectures, and high-performance automation firmware. With a strong foundatio... Read more

I am a Mechatronics and Embedded Systems Specialist dedicated to engineering robust robotics solutions, custom hardware architectures, and high-performance automation firmware. With a strong foundation in electronic circuit design and microcontrollers, I specialize in translating complex project concepts into reliable, production-ready prototypes. Core Technical Competencies: • Microcontrollers & Firmware: Advanced Arduino development, ESP32, STM32, and Raspberry Pi integration. • Firmware & Scripting: Expert in C/C++, Python automation scripting, and real-time operating parameters. • Circuit Design & Hardware: Custom PCB layout design, schematic capture, component analysis (BOM), and sensor/actuator integration (I2C, SPI, UART). • Robotics & Automation: Kinematics, motor control systems (steppers, servos, BLDC), and automated control loops. My engineering philosophy centers on clean, modular code architecture and precise hardware integration. Whether you require an end-to-end robotic system deployment, an optimized automation script, or a high-fidelity circuit schematic, I provide the analytical rigor and technical precision your project demands. Let us connect to discuss engineering your next high-performance device.

I am a dedicated Electrical Engineer with a Master’s in Embedded Systems, specializing in firmware development, PCB design, and complete IoT product engineering. From concept to market-ready product,... Read more

I am a dedicated Electrical Engineer with a Master’s in Embedded Systems, specializing in firmware development, PCB design, and complete IoT product engineering. From concept to market-ready product, I deliver robust embedded solutions that combine hardware, software, and intelligent connectivity. Core Expertise -> Microcontrollers & Embedded Systems: STM32, ESP32, TI Tiva, C2000, MSP430 (Texas Instruments), NXP LPC & i.MX RT, Nordic nRF52/nRF53, Microchip PIC32 & dsPIC, Raspberry Pi, and Arduino. -> Firmware Development: Embedded C/C++, RTOS, DMA, peripheral drivers, wireless stacks (BLE, Wi-Fi, LoRa, Zigbee). -> PCB Design & RF Hardware: Professional PCB layouts using Altium Designer, KiCad, Eagle, EasyEDA and Target. Specialized in RF, IoT, and high-speed boards. -> FPGA Development: Verilog/VHDL for signal processing, hardware acceleration, and high-performance digital systems. -> AI, Machine Learning & Deep Learning: Intelligent algorithms for edge devices, control, and data analysis. -> Robotics & Control: Robotic platforms, precision motor control (FOC, PID), and industrial automation. -> Biomedical Instrumentation: Embedded systems for healthcare and diagnostic devices. -> CAD & Mechanical: 3D CAD modeling for custom housings and production-ready enclosures. Industrial Automation: PLC, SCADA, HMI and DCS integration, including OPC UA/DA, Modbus, tag monitoring, remote commands and Windows-based control applications. Full Product Development Workflow From Idea → Prototype → Final Product System Architecture & Schematics Firmware Development (optimized embedded coding & drivers) PCB Design (multi-layer, RF, low-power, IoT-ready) AI/ML Integration (edge computing & analytics) IoT Connectivity (MQTT, APIs, BLE, Wi-Fi, LoRa, Zigbee) Web & Mobile App Development (real-time dashboards & control apps) Mechanical CAD (3D modeling & enclosures)

I am an Electronics Engineer specializing in Embedded Systems, PCB Design, Firmware Development, FPGA Design, and MATLAB/Simulink. I help startups, companies, and researchers transform ideas into reli... Read more

I am an Electronics Engineer specializing in Embedded Systems, PCB Design, Firmware Development, FPGA Design, and MATLAB/Simulink. I help startups, companies, and researchers transform ideas into reliable electronic products from concept to production. My expertise includes schematic design, multilayer PCB layout, embedded firmware development, circuit simulation, IoT systems, sensor interfacing, and prototype development. I work with ESP32, STM32, Arduino, AVR, FPGA (Verilog/VHDL), MATLAB, KiCad, Altium Designer, EasyEDA, Proteus, and Multisim. I can assist with: • PCB Design & Layout • Schematic Design • Embedded C Programming • ESP32 & STM32 Firmware • FPGA Development • MATLAB & Simulink • Circuit Simulation • IoT Product Development • Hardware Debugging • Prototype Development I focus on delivering production-ready designs with clear communication, attention to detail, and reliable technical support throughout every project.

With 25 years of experience, I design commercial and industrial products taking care of all the requirements and features of the design, prototyping and manufacturing. Italian living in Spain. My dai... Read more

With 25 years of experience, I design commercial and industrial products taking care of all the requirements and features of the design, prototyping and manufacturing. Italian living in Spain. My daily job is investigation and development of new technologies. You can benefit from my expertise if you are in need of innovation or you have an idea that nobody can't make it real. I provide better technologies, better ideas and better problems solving. I am a skilled electronic engineer, multi-language developer, inventor, circuit designer. I have a background of Linux/BSD servers admin and networks admin. My work ranges from developing space-grade electronic prototypes, deploying and managing large-scale data networks of IoT sensors to autonomous robotics design with AI. I love to get involved in projects with different technologies. I am constantly updated on new technologies and electronic trends. I am a good advisor on the best technologies you should integrate into your next project. I have a company about IoT sensors, custom circuit designs, autonomous robotics, and web API for data gathering and visualization through web services. One of my most relevant projects was the design of the avionics for a space satellite. During the development, I was able to integrate the top-quality components and adopt the most refined engineering methodologies. I am an outstanding project manager with excellent orders logistic, time scheduling, and employee management. I know how to design electronic circuits and how to optimize the PCB layouts for to pass compliance tests for the emission certification as per CE, FCC, UL regulations. My experience includes: -nRF52/53/54 bluetooth BLE chips from Nordic -nRF9161/51 LTE SoC with CAT-M1 and NB-IoT -ARM Cortex-M33 specialist -ultra low power IoT designs with LTE, LoRa, Bluetooth and 5uA during sleeping -IoT designs with sensors of any type -IMU fusion and motion sensors -Beaglebone Black, Raspberry PI, ODROID -Arduino, Teensy3.2+3.6+4.x, Spresense -design and firmware with NXP, STM32, Nordic, TI, Silabs ARM Cortex-M MCUs -Multilayer PCB layout designs -XBEE, Bluetooth BLE, WIFI, LTE -LoRa and LoRaWAN transceivers design with Semtech RF chips -Iridium sat embedded modems -Autonomous robots, ocean and ground -Wearable devices -Tracking devices with sensor -Solar panels design -Lithium battery rechargers with safety -Industrial heavy duty protocols and power electronics -Encoders and motor drivers -Automotive electronics design -Aerospace electronics, RF and avionics design -Machine learning on MCUs -CAN bus, RS485, 5-20mA protocols -Audio MIDI instruments design -DSP algorithms -Heterogeneous multicore architectures -JTAG, SWD, GDB, openocd, Segger J-Link -Jetson platforms from NVIDIA -Allied Vision cameras -CAD with FEM analysis -3D printed enclosures for electronics Software and firmware programming: -Zephyr RTOS on Nordic RF SOCs -Nuttx RTOS -custom embedded Linux OS with Yocto project -Linux OS (Raspberry PI, ODROID, ARM based) and servers: Ubuntu, Debian and ArchLinux -FreeBSD, NetBSD on embedded boards and servers -AI, machine learning, TinyML specialist -computer vision on NVIDIA Jetson boards. -PX4, MAVLINK, ROS and GAZEBO simulator -Python, C, C++, LUA, Perl -REST API via HTTPS and authentication -MATLAB, Octave, NumPy I can create custom RF circuits and antennas on PCB. I can run the required math and to provide the best impedance matching network. I can test the final RF circuit with my Vector Network Analyzer (VNA). I am specialist of IoT/LoRa/LTE frequencies. I do microelectronics SMT soldering and prototyping in my lab. I place components using a professional microscope. I mount components with dimensions down to 0402 or BGA type. I have good contacts in the industry for PCBs fabrication and for the massive production in different parts of the world. I do machine learning (AI) in microcontrollers installing into the firmware the inferences. I do training in the cloud. I am a specialist of TinyML on ARM Cortex-M33 MCUs. I am honored to be a returning, invited speaker for the BSD foundation, where I discuss BSD operative systems worldwide at annual conventions in Europe and North America. I have a private git server to manage all the files of my customers as remote accessible repositories so they can track the status on a daily basis. My monthly flat rate is 8000 Euro. I begin to work with an initial upfront payment, fully released of about the 30% of the total value of the project. I prefer to work at long term projects to take care of all the features and all the design process. I am also available for preliminary feasibility studies of new products with a final PDF report. I am the owner of a legal registered business in Spain to pay taxes and to provide all the engineering services. All the PDF invoices I send are declared and legal. Local EU regulations impose to send the PDF invoice to my customers to document the funds received.

I am a multidisciplinary engineer with expertise in mechanical design, SolidWorks, embedded systems, PCB design, electronics, CNC automation, and full-stack software development. I specialize in trans... Read more

I am a multidisciplinary engineer with expertise in mechanical design, SolidWorks, embedded systems, PCB design, electronics, CNC automation, and full-stack software development. I specialize in transforming ideas into manufacturable products by combining CAD modeling, hardware design, firmware development, and custom software solutions. My experience includes designing mechanical components and assemblies, developing embedded systems, building CNC machines and automation solutions, creating web applications with Python (FastAPI) and React, and integrating hardware with software for complete end-to-end products. I am committed to delivering accurate, efficient, and high-quality engineering solutions that meet client requirements while maintaining clear communication throughout every project.

Professional PCB Design Engineer with 25+ completed client projects, delivering robust, production ready embedded hardware. Specialized in multilayer PCB design, including controlled impedance routi... Read more

Professional PCB Design Engineer with 25+ completed client projects, delivering robust, production ready embedded hardware. Specialized in multilayer PCB design, including controlled impedance routing, high-speed interfaces USB, PCIe, HDMI, Ethernet, power integrity, Arduino, STM32, ESP32. I provide schematics, optimized layouts and boards, Gerber packages, BOM, pick and place, stackup definition, DFM ready files with Firmware Development. If it’s a custom PCB project or product prototype, I’ll deliver reliable, production ready PCB designs with professional support and fast communication.

I'm a senior electronic and embedded system engineer with aged experience in firmware development, hardware design and PCB development. I work across the full embedded stack, from circuit design and... Read more

I'm a senior electronic and embedded system engineer with aged experience in firmware development, hardware design and PCB development. I work across the full embedded stack, from circuit design and PCB layout to firmware implementation and system integration, with a strong focus on delivering reliable, efficient, real-world solutions. I have hands-on experience with both microcontrollers and embedded Linux systems and I'm comfortable debugging complex issues across hardware and firmware layers. My project background includes IoT devices, sensor systems, control systems, DSP and FPGA-based designs. Depending on the application, I work with platforms like ESP32, STM32, Arduino-based systems, Raspberry Pi and FPGA boards. Alongside electronics I also work with CAD tools and Solidworks supporting seamless mechanical and electronic integration as part of complete product development.

Thank you for visiting my profile. I'm Engr. Muhammad Uzair, a hardware and firmware engineer with 6+ years of experience delivering production-ready electronic solutions. I specialize in: - Multil... Read more

Thank you for visiting my profile. I'm Engr. Muhammad Uzair, a hardware and firmware engineer with 6+ years of experience delivering production-ready electronic solutions. I specialize in: - Multilayer PCB design (up to 8 layers) — signal integrity, RF, IoT, and power electronics - Power electronics design — DC-DC and AC-DC conversion circuits - Firmware development for STM32, dsPIC, ESP32/ESP8266 with UART, SPI, I2C, CAN, USB, and MODBUS - RF circuit design — filters, antenna tuning, and wireless systems From schematic capture to Gerber files and working prototype — I manage the full design cycle with precision and on-time delivery. Let's bring your ideas to life!

PCB Design Engineer with 7 years of hands-on experience in analog and digital hardware design at the circuit board level. Also, have a strong mechanical aptitude and have worked in a machine shop envi... Read more

PCB Design Engineer with 7 years of hands-on experience in analog and digital hardware design at the circuit board level. Also, have a strong mechanical aptitude and have worked in a machine shop environment and well as a mechanical engineer. I like to peruse a career, which utilizes both my electronics mechanical abilities. - Core Skills - • Experience in PCB Designing, Library Development, Schematic capture using Altium/ Siemens Xpedition/Cadence Allegro/Zuken CR-8000/PADS and able to learn new tool on requirement • Experience in High-Speed digital design and low noise PCB design • Experience with any 3D Solid Modeling Software (SolidWorks/AutoCAD/SolidWorks Electrical) • Firmware development of MCU(PIC, STM32, ATMEGA)

I'm a software engineer with a passion for building things that work, from low-level firmware to cloud backends. My background spans embedded systems, mobile and desktop apps, and cloud software. I lo... Read more

I'm a software engineer with a passion for building things that work, from low-level firmware to cloud backends. My background spans embedded systems, mobile and desktop apps, and cloud software. I love working where disciplines meet, always keeping an eye on the bigger picture by connecting software with electronics, mechanics, and user experience.

Embedded Systems Engineer | Expert in ESP32, STM32 & IoT PCB Design | I create custom hardware, write firmware, integrate with ROS, and test prototypes for real-world applications. I have worked on ro... Read more

Embedded Systems Engineer | Expert in ESP32, STM32 & IoT PCB Design | I create custom hardware, write firmware, integrate with ROS, and test prototypes for real-world applications. I have worked on robots and drone.

Computer Engineering and embedded systems developer focused on CubeSat and IoT systems. I design and integrate hardware + firmware end-to-end, from requirements and architecture to testing and deploym... Read more

Computer Engineering and embedded systems developer focused on CubeSat and IoT systems. I design and integrate hardware + firmware end-to-end, from requirements and architecture to testing and deployment. Strong in C/C++ and real-time firmware on ESP32/STM32/AVR, plus reliable communication links and telemetry pipelines. I also build backend services in Python, integrating MQTT and databases for logging, monitoring, and control dashboards.

Experienced Electronics Engineer/Technician with over 20 years in electronics design, development, repair, and troubleshooting, and more than 10 years specializing in microcontroller firmware developm... Read more

Experienced Electronics Engineer/Technician with over 20 years in electronics design, development, repair, and troubleshooting, and more than 10 years specializing in microcontroller firmware development. Skilled in schematic capture, PCB design, electronic prototyping, and research, with strong expertise across power electronics, optoelectronics, industrial electronics, digital electronics, and analog electronics. Proficient in microcontroller firmware development and well-versed in using electronic CAD tools and simulators including OrCAD, Tango PCB, and PSpice for Windows.

Highly experienced in PCB design and firmware development for embedded electronics around STM32 for B2B

Highly experienced in PCB design and firmware development for embedded electronics around STM32 for B2B

Electronics engineer with over 6 years of experience in PCB design and Electronics hardware and firmware development

Electronics engineer with over 6 years of experience in PCB design and Electronics hardware and firmware development

Experienced electrical designer specialized in: -Rapid Prototyping -Firmware Development. -ECAD Schematic Capture. -Multi-Layer PCB Design. -LT Spice Simulation

Experienced electrical designer specialized in: -Rapid Prototyping -Firmware Development. -ECAD Schematic Capture. -Multi-Layer PCB Design. -LT Spice Simulation

Creative engineer with 11+ years of industry experience. Experience in circuit design, simulation, schematic capture, PCB layout, firmware development, 3D modeling and electronic manufacturing.

Creative engineer with 11+ years of industry experience. Experience in circuit design, simulation, schematic capture, PCB layout, firmware development, 3D modeling and electronic manufacturing.