Hire the best freelance Electronic Circuit Design expert designers for your company

I am an experienced electronics design and development specialist with a strong hands-on background in circuit design, PCB layout, prototyping, testing, troubleshooting, and product development. My e... Read more

I am an experienced electronics design and development specialist with a strong hands-on background in circuit design, PCB layout, prototyping, testing, troubleshooting, and product development. My experience includes switch-mode power supplies, motor controls, analog and digital electronics, embedded systems, PCB design/layout, surface-mount electronics, and electronic test systems. I have previous professional experience with Altium Designer and currently work with Fusion 360 for mechanical CAD and electro-mechanical integration. I am particularly effective at troubleshooting difficult hardware problems and improving existing designs. My background includes developing power electronics, designing automated test equipment, building prototypes, performing board-level troubleshooting, and creating technical documentation and test procedures. I also develop ESP32-based embedded and IoT projects, including low-power wireless systems, sensors, and e-paper displays. I am available for PCB design and modification, electronics troubleshooting, prototype development, design review, testing, CAD/electromechanical integration, and technical documentation.

I help product developers and small businesses turn electronic concepts into practical, manufacturing-ready PCB designs. My capabilities include schematic capture, component selection, PCB layout, de... Read more

I help product developers and small businesses turn electronic concepts into practical, manufacturing-ready PCB designs. My capabilities include schematic capture, component selection, PCB layout, design review, and production-file preparation using KiCad, EasyEDA, and Fusion 360 Electronics. I specialise in ESP32 and microcontroller-based hardware, IoT devices, sensor interfaces, communication circuits, control systems, and power-supply integration. I have hands-on experience taking designs beyond the CAD stage, including ordering assembled PCBs, testing prototypes, troubleshooting hardware, and improving designs based on real test results. My services include: • Schematic capture and PCB layout • ESP32 and embedded-hardware design • PCB review and design improvement • Component selection and BOM preparation • Gerber, drill, pick-and-place, and assembly files • Design-for-manufacturing checks • Prototype troubleshooting and revision I prioritise clear communication, practical engineering decisions, component availability, manufacturability, and organised project documentation. If you have a product idea, existing schematic, or PCB that needs improvement, send me your requirements and I will assess the most effective path forward.

I am an electrical and instrumentation engineer with practical experience in analog circuits, measurement systems, circuit evaluation, troubleshooting, and technical problem solving. My experience inc... Read more

I am an electrical and instrumentation engineer with practical experience in analog circuits, measurement systems, circuit evaluation, troubleshooting, and technical problem solving. My experience includes: - Analog circuit and schematic review - Operational amplifier and instrumentation amplifier circuits - Sensor signal conditioning - Power supply and grounding review - Noise and signal troubleshooting - Component selection and rating checks - LTspice simulation and circuit verification - Measurement data and waveform analysis - Electrical testing and hardware troubleshooting - Technical documentation and engineering reports - 2D AutoCAD drafting for engineering applications I am currently expanding my PCB design capabilities using KiCad through hands-on practice and design review. My strength is investigating why a circuit does not behave as expected, identifying possible causes from measurements and circuit behavior, and proposing practical engineering improvements. I focus on clear, practical, and technically grounded engineering work, especially in circuit evaluation, measurement, troubleshooting, and design review.

● Hardware Design, Testing, Troubleshooting, and Certifications ● Firmware Architecture Design, Testing, and Troubleshooting ● Electronic Circuit Design and Prototyping ● Digital Systems and Computati... Read more

● Hardware Design, Testing, Troubleshooting, and Certifications ● Firmware Architecture Design, Testing, and Troubleshooting ● Electronic Circuit Design and Prototyping ● Digital Systems and Computational Architecture ● Hardware Systems Architecture Design ● High-Level Requirements Definition and Management ● Technical Documentation for Hardware and Firmware ● Concept-to-Action Engineering Planning ● Electronic Devices Assembly and Integration

R&D engineer with multidisciplinary skillsets: - 3+ years of CAD design and engineering simulation. - 3+ years of electronic circuit design and PCB assembly. - 3+ years of hardware assembly via 3D... Read more

R&D engineer with multidisciplinary skillsets: - 3+ years of CAD design and engineering simulation. - 3+ years of electronic circuit design and PCB assembly. - 3+ years of hardware assembly via 3D printing techniques. - 3+ years of firmware and microcontroller programming. - 3+ years of scientific research in the field of Bioengineering.

I am an Electronics and Telecommunication Engineering student specializing in 3D design, embedded systems, and IoT applications. I have hands-on experience in drone manufacturing and assembly, electro... Read more

I am an Electronics and Telecommunication Engineering student specializing in 3D design, embedded systems, and IoT applications. I have hands-on experience in drone manufacturing and assembly, electronic circuit design, and CAD-based product development. I work with tools such as SolidWorks, Fusion 360, AutoCAD, KiCad, Proteus, and Arduino IDE for designing, simulation, and prototyping. My focus is on creating efficient, reliable, and high-quality electronic and mechanical designs that bridge innovation and practicality. Passionate about integrating electronics with mechanical systems, I aim to deliver precise CAD models, functional prototypes, and customized embedded solutions tailored to client requirements.

Hello, I am a Product Design Engineer, I have 3+ years of experience in design industries while working with multiple design software's like - AutoCad - For 2D/3D Designs and Drafting, Isometric Des... Read more

Hello, I am a Product Design Engineer, I have 3+ years of experience in design industries while working with multiple design software's like - AutoCad - For 2D/3D Designs and Drafting, Isometric Designs, Flexible Electronic Circuit Design, Jigs and Fixture Design, Press Tool Design, Laser Cutting Design, Forming Tool Design, Punching Tool Design, - Solidworks / Catia - For 3D product design, Rendering, Analysis, Sheet metal Design, Molding Design, Weldment Design, Surface Design, Motion Study, Parts Design, Assembly Design. I have been working in Tier 1 automotive company, Providing Design solutions to many automotive OEM's. Do visit my instagram product design page namely 'productdesignpoint' for few of my design samples.

I am a PCB Layout Designer with professional experience in PCB artwork and electronic hardware development. I specialize in PCB layout using KiCad and work from schematics provided by clients. My PCB... Read more

I am a PCB Layout Designer with professional experience in PCB artwork and electronic hardware development. I specialize in PCB layout using KiCad and work from schematics provided by clients. My PCB layout experience includes: • 2-layer and 4-layer PCB layout • USB and differential pair routing • Controlled impedance routing • DDR4 length matching • Component placement and routing • Design Rule Check (DRC) • Gerber and manufacturing file preparation • PCB layout modification and optimization I also have professional experience in automotive electronic circuit design, which helps me understand schematics, component requirements, and practical design considerations when creating PCB layouts. I focus on accurate, clean, and manufacturing-ready PCB layouts.

⚡ Electronics Engineer specializing in end-to-end product design and development. I help startups, inventors, and businesses transform ideas into working prototypes and production-ready products. 🚀... Read more

⚡ Electronics Engineer specializing in end-to-end product design and development. I help startups, inventors, and businesses transform ideas into working prototypes and production-ready products. 🚀 From the first concept sketch to a fully functional prototype, I enjoy solving real-world engineering challenges and bringing innovative products to life. My expertise includes electronic circuit design, PCB design and layout, 3D CAD design, enclosure development, rapid prototyping, and product validation. 🔧 I have hands-on experience in R&D, embedded systems, power electronics, IoT devices, and custom electronic product development. As an active member of the maker and drone community, I continuously explore new technologies, build custom projects, and stay up to date with the latest industry trends. 🏭 I operate a fully equipped prototyping lab with professional tools and machines, including 3D printers, soldering and rework stations, electronic test equipment, and fabrication tools. This allows me to rapidly develop, test, iterate, and validate functional prototypes while maintaining high-quality results. ### 🛠️ Services • 💡 Product Concept Development • ⚙️ Electronic Circuit Design • 🔌 PCB Design & Prototyping • 📐 3D CAD Modeling • 🖨️ 3D Printing • 🔬 Prototype Assembly & Testing • 📦 Design Optimization for Manufacturing ### Why Work With Me? ✅ End-to-end product development support ✅ Fast prototyping and iteration ✅ In-house development and testing capabilities ✅ Practical engineering solutions focused on real-world manufacturing ✅ Strong R&D and problem-solving mindset Whether you need a proof-of-concept prototype, a custom hardware solution, or a complete product development partner, I can help bring your idea from concept to reality. 🚀

I am an Electrical & Electronics Engineer with hands-on experience in embedded systems, firmware development, electronics, and engineering design. I work with STM32, ESP32, C, Python, Verilog, Altium... Read more

I am an Electrical & Electronics Engineer with hands-on experience in embedded systems, firmware development, electronics, and engineering design. I work with STM32, ESP32, C, Python, Verilog, Altium Designer, and AutoCAD. My projects include STM32-based embedded systems, ESP32 IoT applications, FPGA/Verilog designs, electronic circuit and PCB development, Python-based data processing, and electrical CAD drawings. I also have experience with communication interfaces such as UART, SPI, and I2C, as well as network traffic analysis and software development using Python and Java. I graduated as the top-ranked student in my department with a 3.63/4.00 GPA and High Honor distinction. I focus on clear communication, reliable delivery, and practical engineering solutions. I can help with embedded firmware, Python scripts and automation, electronic circuit design, Altium projects, Verilog modules/testbenches, IoT prototypes, and AutoCAD electrical drawings.

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 skilled hardware designer with strong expertise in PCB design, schematic capture, and embedded systems development. My strengths include precision in circuit layout, attention to signal integri... Read more

I am a skilled hardware designer with strong expertise in PCB design, schematic capture, and embedded systems development. My strengths include precision in circuit layout, attention to signal integrity, and the ability to deliver reliable designs optimized for manufacturability. I have successfully completed projects involving Raspberry Pi, ESP32, and custom sensor boards, applying tools such as EasyEDA, KiCad, and Altium. My accomplishments include designing prototypes for IoT devices, optimizing power modules, and collaborating on PCB projects for both academic and commercial applications. With a background in electronics engineering and hands-on experience in prototyping and testing, I bring both technical knowledge and practical problem-solving skills. I am detail-oriented, deadline-driven, and committed to delivering high-quality hardware solutions.

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.

As a seasoned circuit design engineer with, I specialize in creating power efficient and reliable PCB designs for a variety of applications, including IoT devices, consumer electronics, and high-relia... Read more

As a seasoned circuit design engineer with, I specialize in creating power efficient and reliable PCB designs for a variety of applications, including IoT devices, consumer electronics, and high-reliability applications. Proficient in Altium and KiCad, I have a proven track record of delivering high-quality schematics and layouts on time. My goal is to help clients bring their electronic ideas to life with precision and innovation.

Hi. Folks . Myself Vishwesh Pednekar . BE.Mechanical . CAD Designer . Computer Geek & Electronic Hobbyist.

Hi. Folks . Myself Vishwesh Pednekar . BE.Mechanical . CAD Designer . Computer Geek & Electronic Hobbyist.

Designer with 6 years experience in custom electronic products, from prototype to fabrication stage. Previously has worked for global AV brand and learned the basics there

Designer with 6 years experience in custom electronic products, from prototype to fabrication stage. Previously has worked for global AV brand and learned the basics there

I am an Electronic Design Engineer with experience designing RF circuitry and electrical/mechanical CAD models. I have most recently worked on the design of musical instruments in CAD to precise speci... Read more

I am an Electronic Design Engineer with experience designing RF circuitry and electrical/mechanical CAD models. I have most recently worked on the design of musical instruments in CAD to precise specifications, and programmed CNC toolpaths to generate code for CNC routers.

PCB Design Expert and Electronic Engineer with experience in schematic design, PCB layout, circuit simulation, Arduino, Raspberry Pi, embedded systems, and prototype development. I can transform ideas... Read more

PCB Design Expert and Electronic Engineer with experience in schematic design, PCB layout, circuit simulation, Arduino, Raspberry Pi, embedded systems, and prototype development. I can transform ideas into manufacturable PCB designs optimized for performance, reliability, and cost.

• Electronics Design Engineer, Product Designer and Developer • Circuit Design, digital, analogue circuit simulation using LTSpice • PCB Design – Altium Designer (10 years), Flexy/Rigid, differential... Read more

• Electronics Design Engineer, Product Designer and Developer • Circuit Design, digital, analogue circuit simulation using LTSpice • PCB Design – Altium Designer (10 years), Flexy/Rigid, differential pairs etc • Experienced Prompt Engineer using ChatGPT • Creation of Python based test software, using SciPy, NumPy, PyVISA and Matplotlib libraries to control test equipment in the performance of long-term stability testing of system equipment and electronic modules within a quantum computer and creation of various plots of the recorded data for analysis and characterisation of system components and their performance over time • Switch Mode Power Supplies and control circuitry for multiple systems for EPOS systems, LED automotive lighting products and intelligent street lighting systems • Involvement in the development of Consumer Electronics products • Design and analysis of a specialist ultra-stable resonant RF circuit using Waveform Generators, RF amplifiers, Signal Analysers, VNA’s, RF circuit simulation and other test equipment • Used VNA’s to analyse the open circuit characteristics a circuit, made up from a combination of external components and ASIC internal parts, prior to active connection and test of the inductive elements of the circuit • Embedded Controller design and of test firmware for Intel, Microchip, Atmel, NXP and ARM • Design of IOT and Smart Lighting Products • Programmable Logic, PAL’s, CPLD’s and Renesas/Dialogue GreenPAK • Experience of programming in Python, C, C++, VBA, Assembler and other languages • 3D CAD – OnShape – CADKEY – DesignSpark Mechanical • Prototyping, SMD manual assembly and soldering • Development work on WPT and Battery Charging Systems • Innovation and concept development using Particle Photon-2 and Arduino etc. • Experience in cost-down exercises for volume manufacture on a number of different products • Evaluation of the various effects of component change, removal and total circuit re-imagining and re-design • Management experience at all levels from team leader to Director

Working hard to be an Engineer. Interested in data communication and green energy. Member of IUT Mars Rover. Learning Python (Programming Language), Microsoft Excel, Adobe Illustrator, and Web Develop... Read more

Working hard to be an Engineer. Interested in data communication and green energy. Member of IUT Mars Rover. Learning Python (Programming Language), Microsoft Excel, Adobe Illustrator, and Web Development.

Electronic engineer with extensive experience in hardware development, actively contributing to equipment utilized within the electrical sector. This work demands prove robustness in compliance with e... Read more

Electronic engineer with extensive experience in hardware development, actively contributing to equipment utilized within the electrical sector. This work demands prove robustness in compliance with electromagnetic compatibility and safety international standards. Proficient in electronic circuit and layout design, with practical expertise in workbench testing circuits. Experience in component engineering, including homologation, specification, and lifecycle management, as well ass compliance with RoHS2 and 3, RAECH regulations, and contributing to quality assurance processes for electronic products. I also have experience within the JIRA platform (from Atlassian), where I work as an administrator and project manager. I firmly believe that continuous learning necessitates openness to new opportunities, and that focus, and determination are essential to successfully accomplish assigned task.

I am a Senior Electronic Engineer. I have more than 6 years of experience in - Electronic and PCB (Printed Circuit Board), PCB Layout, - RF design, - Mixed signal, Analog and Digital signal, High... Read more

I am a Senior Electronic Engineer. I have more than 6 years of experience in - Electronic and PCB (Printed Circuit Board), PCB Layout, - RF design, - Mixed signal, Analog and Digital signal, High-speed design, - Trace Length Matching, Differential Pairs, Hardware Design, Circuit Design, - PCB layout relate to PCI Express, Ethernet, DDR RAM, - Generate Gerber File for Manufacture and BOM ( Bill of material). Besides, I can provide 3D viewer of completed product. I can provide realistic PCB meet IPC standard. I can use the softwares below to design PCB proficiently: - Altium Designer version 17.1 - Eagle. - Pads Logic, Pads layout, Pads Router (Mentor Graphic). - Orcad Capture, Concept HDL, Cadence Allegro - Process in Cam350 (DownStream Technologies) or Genesis 2000 (Frontline PCB Solutions) - DFA, DFM, PCB Manufacture with IPC standard. - Can provide technical CAD drawing (autocad file). - Can order PCB with affordable cost. Firmware and Programming: - Keil C - MikroC - CCS PIC - IAR I can design IoT hardwares with Microcontroller for BLE, WIFI. - PIC - AVR - ARM - STM32 (STMicrocontroller) - MSP microcontroller series (Texas Instrument)

Self taught engineer from Phoenix, AZ, with 12 years of Electronic Engineering and 3D Modeling Experience. I have designed products for my own company as well as for partner companies. Manufacturabili... Read more

Self taught engineer from Phoenix, AZ, with 12 years of Electronic Engineering and 3D Modeling Experience. I have designed products for my own company as well as for partner companies. Manufacturability and cost is always kept in mind; Though creating a product that is unique and feature rich makes the job fun to be apart of. I excel in solving complex problems and ensuring each product is innovative, reliable, and meets the highest standards of quality and functionality.

I am an Electronics and Embedded Systems Engineer with strong experience in microcontrollers, PCB design, and electronic system prototyping. I specialize in developing embedded systems using ESP32 an... Read more

I am an Electronics and Embedded Systems Engineer with strong experience in microcontrollers, PCB design, and electronic system prototyping. I specialize in developing embedded systems using ESP32 and Arduino, as well as designing and simulating electronic circuits for real-world applications. My experience includes robotics systems, sensor integration, power electronics simulation, and PCB design. I have worked on projects involving motor control, ultrasonic sensors, IMU sensors (MPU6050), and real-time embedded programming. Technical Skills: • Embedded Systems Development (ESP32 / Arduino) • PCB Design (KiCad / Altium) • Circuit Design and Debugging • Power Electronics Simulation (PLECS / LTspice) • MATLAB / Simulink Modelling • Sensor Integration (Ultrasonic, IMU, IR Sensors) • Control Systems (PID) Example Projects: • Autonomous robot using ESP32 with ultrasonic obstacle avoidance and PID line-following • PCB design and hardware debugging for embedded systems • Power electronics simulation and analysis • Sensor-based control systems I focus on delivering reliable, well-documented solutions and clear communication throughout the project. If you need help with embedded systems, electronics design, or simulations, feel free to contact me.

Antenna designer -Circuit Design -PCB Designer -ARDUINO IDE 3D Modelling AutoCAD -javascript -python -mobile app develpment (android , IOS) -solidworks - CST Microwave Studio -ANSYS HFSS -Sonar equip... Read more

Antenna designer -Circuit Design -PCB Designer -ARDUINO IDE 3D Modelling AutoCAD -javascript -python -mobile app develpment (android , IOS) -solidworks - CST Microwave Studio -ANSYS HFSS -Sonar equipment Operation and maintenance -Radar operator and maintenance maintenance . -MATLAB , Simulink , GUI -Multisim, Kicad -C++C++ -Logo Design -Adobe Photoshop -Radar System Engineer and underwater acoustic -Microwave

I have a proven track record of designing innovative solutions to complex problems. I have extensive experience in circuit design, firmware development, and PCB layout, and I am always eager to e... Read more

I have a proven track record of designing innovative solutions to complex problems. I have extensive experience in circuit design, firmware development, and PCB layout, and I am always eager to explore new technologies and approaches to improve product performance and efficiency