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$15/hr
100%
Job Success
$2K+ earned
Start of list.
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M. Alfin F.
has worked
.
Hi, I am an Electronic Engineer with solid experience in designing, developing, and troubleshooting electronic systems. I specialize in embedded systems, PCB design, IoT, and automation. I help clients turn ideas into real, working, and reliable products, from concept and schematic to prototype and testing.
I combine engineering precision with practical problem solving, so every solution is efficient, optimized, and ready for real-world use.
Core Expertise:
Electronic and Hardware Engineering:
1. Circuit design (analog and digital)
2. Schematic capture and PCB layout (KiCad, Altium, EasyEDA, Eagle)
3. Power electronics and DC–DC converters
4. Sensor integration and signal conditioning
Embedded Systems:
1. Microcontrollers: ESP32, Arduino, STM32, PIC, AVR
2. Firmware development using C, C++, and Embedded C
3. Real-time and low-power embedded applications
4. Debugging, testing, and optimization of firmware
IoT and Automation:
1. Wireless communication: WiFi, Bluetooth Low Energy (BLE), LoRa, Zigbee
2. IoT device prototyping and integration with cloud platforms
3. Home and industrial automation solutions
4. Remote monitoring and data acquisition systems
Prototyping and Testing:
1. Breadboard and PCB-based prototyping
2. Hardware validation and troubleshooting
3. Performance, reliability, and cost optimization
4. Clear documentation for assembly and future development
Why work with me:
1. Clear and responsive communication
2. Professional and detail-oriented engineering work
3. On-time delivery and reliable support
4. Flexible: from small fixes to full product development
5. Focused on long-term cooperation and client satisfaction
Let’s work together:
If you need help with PCB design, embedded firmware, IoT devices, or a complete electronic system, I am ready to support your project.
Feel free to send me a message with your idea or problem, and I will be happy to discuss the best technical solution for you.
$30/hr
100%
Job Success
$400+ earned
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Syed Muhammad Ali Z.
has worked
.
With over a decade of hands-on experience, I am an Embedded Systems Engineer and Machine Learning Specialist who consistently delivers end-to-end, high-performance solutions for global technology leaders and startups. Throughout my 10-year career, I have led cross-functional teams from concept to production firmware, hardware, and AI-driven applications for automotive, industrial automation, and smart-infrastructure markets. By combining deep technical proficiency with strategic vision, I have accelerated time-to-market, improved system reliability, and enabled scalable, future-proof products that exceed industry standards.
Expertise Summary:
Embedded Systems & IoT Development:
• Microcontrollers/Processors: 8051, STM32F/L series, ATSAMD/E series, ESP32, nRF52/9160, Raspberry Pi, BeagleBone, i.MX6/8
• FPGA/SoC Platforms: Xilinx Spartan, Zynq series
• Real-Time Operating Systems: FreeRTOS, ZephyrOS, QNX, Embedded Linux (Yocto, Buildroot), TI-RTOS, MbedOS
• Connectivity Protocols: BLE, LoRa (SX1278), LTE-M/NB-IoT, 5G, Wi-Fi (802.11a/b/g/n/r), RF
• PCB Design & Prototyping: Schematic capture and layout using Altium Designer, KiCAD, Eagle
AI/ML Engineering & Deployment:
• Frameworks: TensorFlow, PyTorch, Keras, ONNX
• Computer Vision & Acceleration: OpenCV, YOLO, Mask R-CNN, CUDA/OpenCL
• Natural Language Processing & LLMs: GPT-3/4, LangChain, Hugging Face Transformers, SpaCy, NLTK
• Edge AI: Model optimization and deployment on NVIDIA Jetson, Raspberry Pi, and embedded Linux platforms
• Chatbot Development: Rasa, Dialogflow, Botpress with custom LLM integration
$50/hr
100%
Job Success
$100K+ earned
Offers consultations
Start of list.
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I am a highly detail-oriented Embedded Systems Engineer with extensive experience across multiple embedded industries, including IoT devices, robotics, safety systems, and smart electrical meters. I specialize in designing reliable, low-power embedded solutions with strong emphasis on modular architecture, portability, and security.
I have strong expertise in wireless IoT firmware, custom bootloaders, OTA/FUOTA systems, compression algorithms, and RTOS-based architectures. I have developed production-grade firmware from scratch, including bootloaders capable of updating both application and bootloader images, delta OTA update systems, and ultra-low-power connected devices.
Recently, I have been working with Silicon Labs platforms, Amazon Sidewalk protocol, and Zephyr RTOS-based systems.
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🔹 Core Expertise
• Embedded Firmware Architecture
• Bootloader Development
• Delta OTA / FUOTA Systems
• Ultra-Low Power IoT Devices
• Wireless Connectivity (BLE / LoRa / Sidewalk)
• RTOS Design & Porting
• Compression Algorithms for Firmware Updates
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💎 Programming Languages
• C / C++
• Python
• Assembly
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💎 Microcontrollers
• ARM Cortex-M0 / M3 / M4 / M33 (single & dual core)
• Nordic Semiconductor
• Texas Instruments
• Analog Devices
• STMicroelectronics
• Silicon Labs (EFR32 / Amazon Sidewalk)
• Espressif
• Maxim Integrated
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💎 Operating Systems
• FreeRTOS
• TI-RTOS
• POSIX
• Zephyr RTOS (in progress)
• Custom scheduler development
• RTOS porting to ARM Cortex-M architectures
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💎 Wireless Communication
• Wi-Fi
• Bluetooth / BLE
• LoRa / LoRaWAN
• Sub-GHz RF
• Amazon Sidewalk
• Proprietary RF stacks
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💎 Wired Communication
• UART / USART
• SPI
• I2C
• SDI-12
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💎 Protocols & Standards
• LoRaWAN
• BLE
• DLMS / COSEM
• Amazon Sidewalk
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💎 OTA & Bootloader Expertise
• Custom bootloader development from scratch
• Application & bootloader self-update support
• Delta OTA update algorithms
• Secure firmware update architecture
• FUOTA implementation
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💎 Compression & Firmware Optimization
• LZ77 compression
• Deflate algorithm
• Huffman coding
• Custom compression/decompression design
• Delta firmware generation algorithms
• Memory-constrained decompression
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💎 IoT Cloud Connectivity (Device Side)
• AWS IoT Core (device onboarding, uplink/downlink)
• The Things Network (TTN)
• Senet
• MultiTech
• FUOTA integration
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💎 Build Systems & Toolchains
• GCC
• Make
• CMake
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💎 Debugging & Testing Tools
• Oscilloscope
• Spectrum Analyzer
• Logic Analyzer
• Multimeter
• Joulescope (power profiling)
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💎 Version Control
• Git
• SVN
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💎 Additional Skills
• Low-power optimization
• Power profiling and tuning
• Embedded firmware architecture design
• PID control systems
• DSP (Digital Signal Processing)
• Bash scripting
• Embedded Linux
• PCB design understanding
United States
$40/hr
100%
Job Success
$20K+ earned
Start of list.
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Damian L.
has worked
.
Telecommunications and Electronics Engineer. I am always in the customer's side, as Henry Ford said:
"If there is any one secret of success, it lies in the ability to get other person's point of view and see things from that person's angle as well as from your own"
I have knowledge in the areas of analog and digital electronics, PCB design, Arduino, microcontroller design, electronic automation systems, domotic, antenna design, programming, databases, web development, physics, mathematics, documents writing, etc.
I have skills in computer aided design (CAD) such Proteus, Visual Studio Code, Matlab and Simulink, MMANA-GAL basic, Visual Studio, QT, WordPress, Xilinx Ise, Altera Quartus, Nextion Editor, and others like Auto Cad, Photoshop, Excel, Access, Word, etc.
I am very responsible in my work and opened to dialog. I dedicate a lot of time to know every detail about needs of clients (every little detail is the most important for me). I am in favor that all terms are negotiable (time, requirements, budget, etc).
Do not hesitate to contact me, as long as I am available and your needs fit my skills I will assist you.
$50/hr
100%
Job Success
$80K+ earned
Available now
Offers consultations
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Top rated Senior hardware design engineer with 15+ years of experience in electronic design, PCB layout design using Altium Designer, KiCad, EasyEDA and EAGLE
100% Job Success, production-proven designs for aerospace, defense, commercial and automotive industries
Professional circuit designs, advanced multilayer PCB design, and schematic capture using Altium Designer and KICAD, hardware development, and manufacturing support using JLCPCB and PCBWay.
I deliver production-ready designs that reduce risk, shorten development cycles, and work right the first time. I guarantee manufacturable and functional PCB that is Design For Manufacturing (DFM), Design For Assembly (DFA) and Design For Testing (DFT) as per JLC PCB and PCB Way manufacturing constraints.
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 high speed PCB layout, embedded systems, power electronics, RF and microwave circuits and analog circuits for military, aerospace, industrial and commercial products.
I 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, uploading Gerber files, CPL file, BOM file to get online quotation
✅ 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 RS-274X, NC Drill files, CPL files, BOM files for production, prototyping & mass manufacturing
✅ Generating 3D renders of the board for review and delivering 3D step models of each component and the board
✅ Circuit 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.
⭐ Schematic and PCB Design ⭐
✅ Altium Designer v24
✅ KICAD v9
✅ DIP TRACE
✅ EasyEDA
⭐ Circuit Simulation ⭐
✅ LTspice
✅ Proteus
✅ Multisim
✅ Keysight ADS
✅ Ansys HFSS
✅ Client Satisfaction — long-term Upwork client relationships, repeat contracts, and 5⭐⭐⭐⭐⭐ feedback
Associated with
E-Tech Solutions
$15/hr
100%
Job Success
$10K+ earned
Start of list.
End of list.
Reymund J.
has worked
.
I am a Hardware & FPGA Engineer with 6+ years of industry experience, working hands‑on across the entire product development cycle—from schematic design and PCB layout to FPGA implementation, board bring‑up, and system‑level debugging.
I help startups and engineering teams build reliable, manufacturable, and testable hardware—not just designs that work in simulation or temporarily on a lab bench. My focus is on creating hardware that integrates cleanly, scales well to production, and minimizes costly board re-spins and long debug cycles.
**Core Expertise**
✅ Schematic Design (KiCad / Altium Designer)
a. Digital circuits, power supplies, clocks, and high‑speed interfaces
b. FPGA support circuitry (configuration, IO banks, JTAG, external memory, regulators)
c. Microcontroller and single‑board computer (SBC) interfacing
✅ PCB Layout (Altium Designer)
a. Signal integrity, power distribution networks (PDN), and clock routing
b. Mixed FPGA + MCU designs
c. Manufacturability, assembly, and test considerations
✅ Component Selection & BOM Support
a. Availability, lifecycle status, and cost vs. performance trade‑offs
b. Design decisions informed by supply chain realities
**FPGA & Embedded Systems**
✅ FPGA Design & Bring‑Up
a. Verilog / VHDL development
b. RTL integration with custom hardware
c. FPGA bring‑up, validation, and debugging
d. Experience with Xilinx (Vivado), Intel/Altera (Quartus), and Lattice FPGA platforms
✅ Microcontroller & SBC Integration
a. Arduino‑based systems for control, automation, and prototyping
b. Raspberry Pi integration for higher‑level control, testing, and data handling
c. FPGA‑to‑MCU and FPGA‑to‑SBC interfaces
✅ Interfaces & Protocols
a. SPI, I²C, UART, PWM, GPIO
b. Custom digital interfaces tailored to system requirements
**Bring‑Up, Debug, & Production Support**
✔ Board bring‑up and validation
✔ Design revisions, ECOs, and production support
✔ Root‑cause analysis across hardware, FPGA logic, and firmware boundaries
**My Engineering Approach**
✔ Clean, well‑structured schematics with clear signal naming and hierarchy
✔ PCB layouts optimized for power integrity, clock stability, and I/O reliability
✔ Logical partitioning between FPGA, MCU, and SBC domains
✔ Well‑documented RTL and hardware design decisions
✔ Practical trade‑offs based on cost, component availability, and production constraints
I design PCBs that are easy to assemble, easy to debug, and easy to revise, while ensuring FPGA, microcontroller, and Raspberry Pi systems integrate predictably and robustly—helping teams move from prototype to production with confidence.
If you need one engineer who understands PCBs, FPGAs, and embedded control systems, I can help bridge the gap between hardware, logic, and system‑level integration.
$40/hr
100%
Job Success
$30K+ earned
Offers consultations
Start of list.
End of list.
Specialized in designing and developing high-performance embedded solutions, FPGA-based systems, and IoT applications for industries such as automotive, industrial automation, consumer electronics, and building management systems. With expertise in low-level firmware, high-speed PCB design, and real-time operating systems (RTOS), I ensure robust, efficient, and scalable designs tailored to your project needs.
💡 My Key Expertise:
✅ Embedded Systems Development (RTOS, Embedded Linux)
✅ FPGA & ASIC Chip Design (Xilinx Vivado, Intel Quartus, Verilog/SystemVerilog)
✅ IoT Solutions (Bluetooth/BLE, Smart Devices, Industrial IoT)
✅ Firmware Development (C, Python, Assembly, MATLAB)
✅ DSP (Digital Signal Processing) & Image/Object Detection Algorithms
✅ Microcontroller Programming (STM32, TIVA, nRF5340, Raspberry Pi, Arduino)
✅ PCB Design & Hardware Prototyping (Multilayer, High-Speed, Analog & Digital)
✅ Automotive & Industrial Automation Systems
💡 Why Choose Me?
🔹 3+ years of experience in high-reliability embedded solutions and FPGA Solutions
🔹 Deep expertise in FPGA-based systems, IoT, and DSP applications
🔹 Proven track record of delivering optimized and scalable designs
🔹 Strong understanding of real-time constraints and system integration
Let’s bring your project to life! 🚀 Send me a message, and let’s have a quick chat.
🔗 Let’s Build the Future, One Embedded System at a Time!
$30/hr
$4K+ earned
Available now
Offers consultations
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Solutions oriented Engineer highly regarded with more than 7 years of progressive experience developing, implementing and supporting product development and research. Experienced Electrical, Biomedical Engineer, Product Developer and Systems Integrator, specializing in prototype development, quality control, product manufacturing and analysis.
$125/hr
98%
Job Success
$200K+ earned
Offers consultations
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I am a Research and Development Engineer working with Resonance Group. My core competencies are in power management and embedded systems, wireless sensors, and software design. My scope of work ranges from design consulting to full implementation, prototyping, and manufacturing. I am happy to provide assistance from the design concept to full end-to-end solutions.
Application Areas
• Energy Harvesting/Alternative Energy Applications
• Power & Battery Management Systems
• IoT devices and Wireless communications
• Automated Test Equipment
• Sensors and Data collection systems
• New Product Design
Core Competencies
Hardware Design
• Printed circuit board (PCB) design and layout
• Microcontroller programming
--○ Atmel (ATMega Series, ATTiny Series, etc.)
--○ Microchip (PIC16/18 series, dsPIC devices)
--○ Silicon Labs (Gecko Series Arm M4/M0+ controllers)
--○ Cypress (PSOC6)
--○ ST (STM32 series)
--○ Expressif (ESP32/8266 series)
--○ Nordic Semiconductor (nRF24L01+)
• 3D Modeling (SOLIDWORKS) – CSWA Certified
• 3D Printing (Using on-site Airwolf3D AXOIM Dual Printers)
Software Design
• Programming languages
--○ C, C++, C#
--○ Visual Basic 6.0, Visual Basic.NET
--○ Lua & VB Script
--○ VBA Macro programming for MS Office
--○ Java
• Desktop application development (Windows & Linux)
• Mobile app development (Android & iOS)
• Raspberry Pi development
Simulation
• Circuit simulation / optimization using SPICE (LTSpice)
• Electromagnetic FEA analysis using FEMM (Finite Element Method Magnetics)
Prototyping
• Full-service electronics lab for building and testing hardware
• Access to local contract manufacturer for small batch production runs
• On-site 3D printers for mechanical prototyping
Associated with
Resonance Group
$400K+
earned
$30/hr
100%
Job Success
Available now
Offers consultations
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End of list.
Prince R.
has worked
.
AI-Driven Test Automation | LabVIEW | C# (WPF) | Python | Industrial AI | Digital Transformation
With over 8 years of experience, I specialize in designing next-generation AI-enabled test automation, industrial software, and intelligent data acquisition systems for manufacturing, automotive, aerospace, defense, energy, telecom, and research organizations.
In today’s AI era, automation is no longer limited to controlling hardware—it is about creating intelligent systems that can acquire data, analyze results, detect anomalies, optimize processes, and support faster engineering decisions.
My expertise combines LabVIEW, C# (WPF), Python, Industrial Communication Protocols, and AI technologies to develop scalable, high-performance software that seamlessly integrates hardware, enterprise systems, and modern AI capabilities.
I have successfully delivered solutions ranging from automated test equipment (ATE), production testing, process automation, SCADA systems, and custom measurement platforms to intelligent analytics dashboards, predictive monitoring, and AI-assisted engineering applications.
Core Expertise
AI-Driven Engineering
* AI-assisted Test Automation
* Intelligent Data Analysis & Visualization
* Predictive Analytics & Anomaly Detection
* Machine Learning Integration
* AI-assisted Software Development
* Digital Twin & Smart Manufacturing Concepts
* Automated Report Generation
* Engineering Copilots & Workflow Automation
Software Architecture
* Actor Framework
* DQMH
* JKI State Machine
* Producer–Consumer Architecture
* Event-Driven Programming
* Object-Oriented Design (OOP)
* Multithreaded Application Design
* Modular & Scalable Software Architecture
LabVIEW Development
* LabVIEW 2014–2026
* Real-Time (RT)
* FPGA
* NI-DAQmx
* VISA
* Advanced UI/UX Development
* Custom Drivers
* High-Speed Data Acquisition
* Industrial Test Executive Development
* Legacy Application Modernization
C# & Python Development
C# (WPF)
* MVVM Architecture
* Hardware Integration
* High-Performance GUI Development
* Multithreading
* Dashboard Applications
* REST APIs
Python
* PyQt
* Data Analytics
* AI & Machine Learning Libraries
* REST APIs
* Socket Programming
* OPC UA
* PyModbus
* Data Processing & Visualization
Industrial Communication & Hardware Integration
NI Hardware
* PXI
* CompactRIO
* CompactDAQ
* FPGA
* VISA
* DAQ Devices
Industrial Protocols
* OPC UA
* OPC DA
* Modbus TCP/RTU
* CAN
* UART
* TCP/IP
* USB
* GPIB
* EtherNet/IP
* Fieldbus
Instrumentation
* Yokogawa GM10
* Oscilloscopes
* Electronic Loads
* Power Meters
* Fluke Instruments
* Spectrum Analyzers
* PID Controllers
* Machine Vision Systems
* Sensors & DAQ Equipment
Enterprise Integration
* SQL Server
* MySQL
* Oracle
* MS Access
* SAP Integration
* ERP Connectivity
* MES Integration
* CSV
* Excel
* TDMS
* XML
* PDF
* Word Reporting
* Cloud APIs
Industry Experience
* Automotive & Electric Vehicles
* Aerospace & Defense
* Industrial Manufacturing
* Semiconductor & Electronics
* PCB Functional Testing
* Railway Systems
* Energy & Utilities
* Oil & Gas
* Chemical Plants
* Scientific Research
* Telecommunications
* Medical & Laboratory Automation
What I Build
* AI-Enabled Automated Test Equipment (ATE)
* Production Test Systems
* End-of-Line (EOL) Testing
* Hardware-in-the-Loop (HIL) Systems
* Data Acquisition Platforms
* SCADA & Industrial Monitoring
* OPC UA-Based Industrial Applications
* Industrial Dashboards
* Digital Traceability Systems
* Predictive Maintenance Platforms
* Machine Vision Inspection Systems
* IoT & Edge Computing Solutions
* Custom Engineering Software
* Legacy Software Modernization
Technical Skills
AI & Modern Technologies
AI-Assisted Engineering • Machine Learning • Data Analytics • Predictive Analytics • Digital Twin • Intelligent Automation • Engineering Copilots • Industrial AI
Software
LabVIEW • C# • WPF • Python • .NET • REST APIs • Git • Azure DevOps
Industrial
DAQ • FPGA • RT • OPC UA • Modbus • CAN • PLC • SCADA • HMI • PXI • CompactRIO • Test Automation • Embedded Integration
Database
SQL Server • MySQL • Oracle • SQLite • MS Access
Reporting
Excel • TDMS • CSV • XML • Word • PDF • Automated Report Generation
⸻
Why Clients Work With Me
I focus on delivering software that is intelligent, scalable, maintainable, and future-ready. By combining traditional automation expertise with AI-powered engineering workflows, I help organizations reduce development time, improve testing accuracy, enhance traceability, and accelerate innovation.
Whether developing a new automation platform, modernizing legacy LabVIEW applications, integrating enterprise systems, or building AI-enabled industrial solutions, my goal is to create reliable software that delivers measurable business value.