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35 USD / hourI 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) Software Development Web Applications: Cloud dashboards, real-time monitoring, secure APIs, SaaS platforms. Mobile Applications: Cross-platform IoT control, monitoring, and productivity apps. IoT Communication: Secure & scalable device-to-cloud pipelines (MQTT, REST, WebSockets). Trading & FinTech: Algorithmic trading systems, exchange integrations (Binance, TradingView APIs). Game Development: WebGL, HTML5, Unity3D, 3ds Max, Maya, Unreal Engine 4/5, Godot. Emerging Tech: Blockchain & Web3 apps, AI-powered platforms, cloud-native solutions (AWS, Azure, GCP).Hire Mahihassi
35 USD / hourExperienced embedded system engineer with a passion for bringing products to life. With more than 15 years of experience in the industry, has a proven track record in firmware development, hardware integration, and product launches. Driven by a desire to solve problems and create value for customers. ☑️ language Assembly, C Programming, C++, Python, Shell script, Makefile ☑️ System Programming Real-time Operaing systems, Embedded Linux, Linux device driver, Windows device driver ☑️ High level programming Win32, Linux user space, Android NDK, Qt, MFC ☑️ Firmware Programming PIC microcontroller, ATMEL, ATMEGA, STM32, Nordic, ESP32, Arduino, Raspberry PI ☑️ Embedded Communication protocol I2C, Serial Peripheral Interface(SPI), UART, USB, GPIO, Controller Area Network(CAN), Recommended Standard 232(RS232), one-wire, Recommend Standard 485(RS485), Bluetooth ☑️ Hardware design Circuit design, schematic design, PCB design, Multi-layer PCB design, Electronic design, Altium designer ☑️ Debugging JTAG, GDB, Print ☑️ Reversing IDA, OllyDbg, 2-layer PCB reversing ☑️ Security Executable file behavior analyzing, Executable file static analyzing Website security analyzing, Troubleshoot PC security levelHire AlexandrGergel
50 USD / hourWe are ZAWN Tech, a software and engineering team helping businesses turn complex ideas into reliable, production-ready products. Since 2014, we have delivered web platforms, mobile applications, SaaS products, AI/ML solutions, enterprise systems, automation, blockchain applications, IoT/embedded systems, and custom software for clients worldwide. With 349+ client reviews, a 4.9/5 rating, 95% on-time delivery, and 99% on-budget performance, our focus is simple: understand the business problem, build the right technical solution, and deliver it reliably. What we specialize in • AI & Machine Learning — computer vision, AI applications, automation, LLM integrations • Web & SaaS — React, Next.js, Node.js, Python, PHP and custom platforms • Mobile Apps — iOS, Android and cross-platform applications • Enterprise Software — business management systems, APIs, integrations and automation • Blockchain & Web3 — smart contracts, wallets, exchanges and custom blockchain solutions • IoT & Engineering — connected devices, embedded systems and industrial applications • Cloud & DevOps — deployment, infrastructure, APIs, databases and scalable architectures Why clients work with us ✅ 10+ years of experience on Freelancer ✅ 349+ completed client reviews ✅ 4.9/5 overall rating ✅ 95% on-time delivery ✅ 99% on-budget delivery ✅ Experienced multi-disciplinary technical team ✅ Full project lifecycle — strategy → design → development → testing → deployment → support We are particularly suited to projects where technical complexity, reliability and long-term maintainability matter. If you have an idea, an existing product that needs improvement, or a complex system that needs to be built from scratch, send us the requirements and we'll help you determine the best technical approach.Hire AwaisChaudhry
60 USD / hourGreat software starts with more than good code. It takes the right architecture, clear technical decisions, and someone who can carry the product from idea to production without losing sight of the business goal. I’m a Senior Full-Stack & AI Engineer with 10+ years of experience building complex web platforms, mobile applications, AI-powered products, enterprise systems, and connected-device solutions. Core Expertise: React / Next.js, Node.js / NestJS, Python / FastAPI, .NET, Laravel, Flutter, React Native, Kotlin | AI / LLM / RAG | SaaS Platforms | Cloud Architecture | Embedded & IoT | ESP32, Arduino, BLE / GATT, MQTT What I Can Build: ✅ AI & Intelligent Automation LLM-powered applications, RAG systems, AI assistants, document processing, workflow automation, predictive solutions, and AI integrations ✅ SaaS & Full-Stack Platforms Marketplaces, subscription platforms, payment systems, dashboards, admin portals, role-based applications, and real-time products ✅ Mobile Applications iOS and Android apps, Flutter, React Native, native Android, BLE-connected apps, subscriptions, in-app purchases, and store release support ✅ Embedded & IoT Solutions ESP32, Arduino, BLE/GATT, MQTT, sensors, firmware integration, device control, telemetry, OTA workflows, and device-to-cloud systems ✅ Enterprise & Third-Party Integrations ERP/CRM integrations, SharePoint, NetSuite, Stripe, Supabase, APIs, automation platforms, cloud services, and custom business workflows ✅ Production Engineering Existing codebase audits, architecture improvements, performance optimization, security hardening, deployment, release issues, and complex debugging How I Work I take ownership of the technical side of a project, communicate clearly, and focus on building solutions that are reliable, maintainable, and ready for real users. Whether you’re starting with an idea, scaling an existing product, or dealing with a system that needs experienced technical direction, I can step in and move it forward. If you’re looking for an engineer who can understand the bigger picture, handle the difficult technical details, and deliver with confidence, send me your project requirements and let’s build it the right way.Hire kareemmaize
30 USD / hour✋ Hi there! I’m Abdul Majeed, an experienced Embedded Systems Engineer and Professional PCB Designer with expertise across a wide range of cutting-edge technologies. Here’s what I bring to the table: ⚡ Microcontroller Programming: ✔ Nordic: nRF51, nRF52, nRF53 ✔ TI: CC13xx, CC25xx, CC26xx, CC32xx ✔ 8051: Atmel, Intel, Nuvoton ✔ STM: STM8, STM32, BlueNRG-1, BlueNRG-2 ✔ AVR: 8-Bit, 32-Bit ✔ Cypress: BLE PSoCs ✔ Dialog Semiconductor: DA1458x, DA1453x ✔ ESP: ESP12, ESP32, ESP8266, ESP32 S3, ESP32 C3 ⚡ Electronic Development Boards: ✔ Arduino Uno, Nano ✔ STM32 Nucleo and Discovery ✔ TI's Launchpad ⚡ Single Board Computers: ✔ Raspberry pi ✔ Banana Pi ✔ Beaglebone Black ⚡ Electronics Modules: ✔ RFID and Fingerprint Modules ✔ RF Transceivers: Silicon Labs chips, Zigbee, Wi-Fi, Nordic, etc. ✔ Camera Modules: Omnivision ✔ Storage: SD card and memory chips ✔ Display Modules: LCD, GLCD, TFT, LED, OLED, etc. ✔ IoT Modules ⚡ Computer Software: ✔ Development IDEs: Keil, Visual Studio Code, STM32 Cube IDE ✔ PCB Design: Altium, Eagle, KiCAD, Easy EDA ✔ App Development: Blynk IOT, Adafruit IO, Arduino cloud, Thingsboard ⚡ Simulations Software ✔ MATLAB Simulink ✔ Proteus ✔ Logisim ✔ Multisim ⚡ IoT & Wireless Communication ✔ Proficient in Wi-Fi, BLE, Zigbee, LoRa, HTTP / HTTPS, and MQTT protocol. ✔ Expertise in wearable IoT devices, smart home automation, and industrial IoT projects. ⚡ System Integration & Prototyping ✔ Firmware and hardware integration for sensors, motors, and actuators. ✔ Real-time protocols: FTP, TCP/IP, and RTSP ✔ Extensive experience with streaming, data acquisition, and remote control systems. ⚡ Microcontroller-Based Projects: ✔ Automatic Street Light System: STM32-based power-efficient lighting system controlled by ambient light sensors. ✔ Gesture-Controlled Robot: ATMEGA32-powered robot using accelerometer and gyroscope modules. ✔ Smart Trash Bin: A touchless waste management system using proximity sensors and servo motors. ⚡ Industrial Projects: ✔ Industrial IoT Gateway: A robust NodeMCU-based gateway for connecting industrial devices to cloud platforms. ✔ Battery Management System (BMS): STM32-based controller for monitoring lithium-ion battery packs. ✔ Motor Driver PCB Design: Compact and efficient PCB for controlling DC motors with ESP32. ⚡ PCB Designing Projects: ✔ Power Supply PCB: Design of a regulated dual-output power supply with overcurrent protection. ✔ Custom Sensor Node PCB: Low-power PCB with temperature, humidity, and pressure sensors for wireless data transmission. ✔ RF Module PCB: Compact PCB for RF communication with optimized antenna layout. ⚡ Why Choose Me? ✔ On-time delivery and top-notch quality at reasonable rates. ✔ Free support and maintenance after project completion. ✔ Client satisfaction is my top priority! Let’s bring your ideas to life with innovation and precision! Any questions? Interested in working with me? Send me a message or hit the ‘Hire Me Now’ button and let’s get started!Hire majeed219"\t\t\t\t"
25 USD / hourRashid Tech Solutions is a systems-focused engineering and development company with 5+ years of hands-on experience across software, cloud, automation, electronics and embedded systems. We build reliable solutions where software, hardware and cloud technologies work together smoothly. Core Expertise Web, SaaS & UI/UX: PHP, Python, JavaScript, TypeScript, React, Node.js, Laravel, Django, Next.js, .NET, SQL, WordPress, Webflow, Wix, responsive websites, dashboards, portals, APIs and UI/UX. eCommerce & Payments: Shopify, WooCommerce, Magento, PrestaShop, Stripe, PayPal, subscriptions, checkout, shipping, inventory and ERP/accounting integrations. Mobile & Desktop Apps: Android, iOS, Flutter, React Native, Python, .NET/WPF, Electron.js, APIs, databases and integrations. Cloud & DevOps: AWS, Azure, GCP, Docker, Kubernetes, CI/CD, GitHub, GitLab, Linux, Windows Server, Nginx, Terraform, Ansible, VPS, monitoring, backups and security. Automation & Integrations: Zapier, n8n, Make.com, Power Automate, Airtable, Brevo, Stripe automation, APIs, webhooks, bots, CRM automation and data sync. Enterprise Solutions: Odoo, Zoho, Salesforce, Dynamics 365, SharePoint, Power BI, Power Apps, Microsoft 365, CRM/ERP, Business Intelligence and dashboards. Accounting, Payroll & Excel: QuickBooks, Xero, payroll, invoicing, Teams integrations, Excel, VBA, Power Query, dashboards, financial models, reporting and API/database integrations. Electronics, PCB, Embedded & IoT: PCB design/layout, schematics, firmware, STM32, ESP32, Arduino, Raspberry Pi, ARM, RTOS, I2C, SPI, UART, BLE, WiFi, MQTT, NFC, LoRa, Zigbee and RF. PLC, SCADA & Industrial Automation: PLC, SCADA, HMI, instrumentation, motor/control systems, robotics, machine vision, motion control and equipment integration. Mechanical CAD/CAM & CNC: SolidWorks, Fusion 360, AutoCAD, CATIA, Siemens NX, Mastercam, 3D CAD, assemblies, enclosures, sheet metal, DFM, CNC, toolpaths and G-code. AI & Computer Vision: Generative AI, LLMs, AI agents, chatbots, Machine Learning, TensorFlow, OpenCV, OCR, object detection, image recognition and video processing. Blockchain & Trading: Smart contracts, DApps, Ethereum, BSC, Polygon, Solana, MT4/MT5, MQL4/MQL5, TradingView, Pine Script, Binance, broker APIs, EAs and trading bots. Marketing & Automation: Google Ads, conversion tracking, Google Analytics, technical SEO, YouTube optimization, TikTok content, video editing, Brevo, HubSpot, Zoho, Zapier, Make.com, Airtable, email campaigns and lead workflows. Networking & Communications: VPN, firewall, SSL, DNS, Active Directory, OpenVPN, VoIP, SIP, Asterisk, PBX, WebRTC, virtualization and system administration. Team & Delivery: Our multidisciplinary team covers software, cloud, electronics, embedded systems, automation and engineering. I personally oversee communication, technical direction and delivery. Post-Delivery Support: Documentation, fixes and ongoing support are available after handover.Hire rashidamjad
20 USD / hourWith over 5 years of hands-on experience, we are a seasoned full-stack development team,Leveraging a diverse team of certified experts proficient in nearly every IT skill imaginable, we offer a wide range of IT solutions to cater to all your digital needs. Web Development: Experts in HTML, CSS, WordPress, WIX, PHP, JavaScript (MEAN+MERN), React.js, Angular, and more. We excel in CMS, RESTful APIs, and cloud technologies. Mobile App Development: Proficient in Flutter, Android (Kotlin/Java), and iOS (Swift/Swift UI/Obj-C). We handle NFC, geolocation, and payment integration with ease. Database Development: Skilled in both SQL (Teradata, Oracle, MSSQL, MySQL) and NoSQL (MongoDB, Cassandra, Hive). We utilise Metabases for powerful insights. Desktop Programming: Versed in Java, Swift, JavaScript, Python, C#, and more for desktop solutions. Blockchain: Our forte includes crypto exchanges, Dapp development, and ICOs on Ethereum, Solana, Polygon, and more. Cloud & DevOps: We manage AWS, Azure, Google Cloud, and employ DevOps tools for seamless deployments. AI & Machine Learning: Experts in Computer Vision, OCR, Machine Learning, and more, leveraging Google Cloud Platform, OpenCV, TensorFlow, and AI architectures. Game Development: We create captivating games using WebGL, HTML5, Unity3D, 3ds Max, and Unreal Engine. E-commerce: Crafting E-commerce Websites, mastering WordPress WooCommerce, and streamlining payment integration. Telephony: Proficient with Twilio, VoIP, SIP, Asterisk, FreePbx, and Free Switch for call center solutions. Trading Solutions: We excel in Sierra Chart, Pine Script,, and various trading APIs. Hardware & Electronics: Skilled in Arduino, Raspberry Pi, and ESP32, with expertise in PLC and SCADA systems for automation and control solutions.Hire RashidAmjad1
25 USD / hourVISION TO REALITY Preferred Freelancer by Freelancer Vision Vivante is an agency in India dedicated to transforming ideas into scalable, high-performance platforms. With a strong foundation in strategy, design, and technology, we help businesses accelerate growth, simplify complexity, and thrive in the digital age. ✅ End-to-End Services: -- Product Strategy & MVP Development -- Concept-to-Launch Solutions -- Product Roadmaps, User Flows & Wireframing -- Technical Architecture & Agile Team Assembly ✅ Custom Software Development: -- Full-Stack Web & Mobile Applications -- SaaS Platforms | Marketplaces | Internal Tools -- API Integrations, DevOps, Cloud Infrastructure ✅ Tech Stack Expertise: -- Frontend: React.js, Vue.js, Next.js -- Backend: Node.js, Laravel -- Mobile: Flutter, React Native -- Database: PostgreSQL, MySQL, MongoDB -- CMS: WordPress, Shopify, Magento, Prestashop, Custom CMS -- Infra: AWS, GCP, CI/CD, Serverless ✅ E-Commerce & Business Platforms: -- Shopify, WooCommerce, Magento -- Auction & Multi-Vendor Systems -- Payment Gateway Integration (incl. Stripe, CashApp, M-Pesa, Mada, HyperPay) ✅ Enterprise & Operational Systems: -- ERP, CRM & Warehouse Management -- Stock Control, Route Planning, Payroll, Ledgers -- Driver & Customer Apps with Live Tracking ✅ Industries Served: >> E-commerce | Fintech | Logistics | Travel | Legal | Education | Real Estate | Healthcare | Fitness | Marketplaces | Social Platforms | SaaS | Pickup and Delivery | POS (Point of Sale) Why Vision Vivante? ✅ Strategy-First Execution ✅ Cross-Platform Development Experts ✅ Agile Teams & Transparent Collaboration ✅ Deep Tech + Business Understanding ✅ Global Clients in 50+ Countries ✅ Fast Turnarounds, Scalable Codebases ✅ Dedicated PMs, Engineers & Designers ✅ Flexible Engagement Models Ready to Build? From digital products to complex systems, Vision Vivante turns your vision into a living, breathing platform. Work with a team that’s technical, strategic, and obsessed with your success. Let’s explore how we can collaborate.Hire visionvivante
25 USD / hour🔱 Code Anchors | Full-Stack Engineering & AI Systems to Scale Your Business 🚀 We Engineer Intelligence, Architect Infrastructure & Drive Growth At Code Anchors, we don't just build apps—we build robust ecosystems. We specialize in Full-Stack development, Industrial IoT, and AI-driven automation. From tiny embedded boards in a warehouse to massive cloud-orchestrated clusters, we anchor your vision into scalable, production-ready reality. 💡 Our Solutions 🤖 AI, Machine Learning & Computer Vision • Edge AI: Deploying models to embedded devices (Raspberry Pi, Jetson Nano). • Vision Systems: Real-time object detection and QR/Barcode processing. • LLMs & Analytics: Custom GPTs, LangChain, and predictive stock forecasting. 🌐 Full-Stack & Systems Architecture • Backend: High-performance Django, Node.js, and FastAPI services. • Frontend: Modern, responsive React and Vue.js dashboards. • DevOps: Docker & Kubernetes containerization for seamless cloud deployment. • Database: PostgreSQL, Redis, and offline-first sync (SQLite). 📱 Mobile & Embedded Engineering • Cross-Platform: React Native & Flutter with native module integration. • IoT/Embedded: Python-based clients, MQTT protocols, and OTA firmware updates. • Mobile Features: Push notifications, offline data persistence, and hardware APIs. ⚠️ Problems We Solve • ✅ "Our systems don't talk to each other": We build unified API layers for web, mobile, and hardware. • ✅ "We need to scale fast": We implement CI/CD and containerized architectures (Docker). • ✅ "Manual processes are killing us": We automate inventory and workflows via AI and IoT. 🧩 Why Code Anchors? • 🔍 End-to-End Execution: We handle the "hard stuff"—from PCB-level logic to Cloud DevOps. • 🎯 Industrial Rigor: We build for reliability in spotty connectivity and high-load environments. • 🤝 Transparent Process: Agile sprints, GitHub-first workflows, and zero jargon. 🔗 Drop us a message—let’s anchor your next innovation into a market-ready powerhouse.Hire anaskhanpk95
50 USD / hourLive Experts LLC is a multidisciplinary technology company specializing in Engineering, AI/ML, Embedded Systems, IoT, and Automation Solutions for startups, businesses, and enterprises worldwide. With over a decade of technical delivery experience and hundreds of successfully completed projects, we help clients transform complex ideas into scalable, production-ready solutions that solve real business and operational problems. Our strength comes from combining software, AI, automation, electronics, and engineering expertise under one team. This allows us to handle both digital systems and real-world hardware projects with practical implementation experience. Our expertise includes: • Artificial Intelligence (AI) & Machine Learning (ML) • Generative AI & Conversational AI • AI Chatbots & AI Agents • Computer Vision & OCR Systems • Predictive Analytics & Data Intelligence • Workflow Automation & AI Integration • Embedded Systems & IoT Solutions • Arduino, ESP32 & Raspberry Pi Development • PLC, SCADA & Industrial Automation • Electrical & Mechanical Engineering Support • Sensor Integration & Smart Monitoring Systems • AI-Powered Dashboards & Business Platforms • Cloud APIs & System Integrations • Automation & Control Systems We work with modern technologies including: Python, OpenAI, ChatGPT, TensorFlow, OpenCV, Node.js, React, FastAPI, PostgreSQL, AWS, Docker, MATLAB, Arduino, ESP32, Raspberry Pi, PLC systems, and industrial automation platforms. What makes us different is our ability to bridge the gap between: AI + Automation + Embedded Systems + Engineering Many companies can build software. Others can build electronics. Very few can combine AI, automation, hardware, and engineering into complete intelligent systems that work in real business environments. We have experience working across: • Industrial Automation • Healthcare • Logistics & Fleet Systems • Manufacturing • Finance & Trading Systems • Smart Monitoring Systems • Operational Dashboards • IoT & Connected Devices • AI Business Solutions • Intelligent Automation Platforms Our development approach focuses on: • practical implementation • scalable architecture • clean UI/UX • reliable integrations • business-focused solutions • long-term maintainability • clear communication • premium execution quality Whether you need: • an AI-powered platform • an embedded IoT device • industrial automation • computer vision systems • AI automation workflows • predictive analytics dashboards • AI chatbots • sensor-based monitoring systems • electrical/mechanical engineering support • or a complete intelligent system Live Experts can help design, develop, and deploy reliable solutions tailored to your business goals. We believe in building long-term partnerships and delivering systems that create measurable operational and business value.Hire LiveExperts
40 INR / hourHello everyone! At Smartimate Tech Solutions we always try to provide best solutions to our clients for all their Iot, Automation and App development needs. Our expertise on different software includes: ● Arduino ● EspresssIF ● STM32 ● .Net MAUI ● Azure We aim to deliver the utmost satisfaction to my clients and offer them the best quality results. Our services include: ● Automation Software development and hardware design ● STM32 Firmware development ● Espressif Development ESP12, ESP32, ESP8266 (NodeMCU, WemOS etc), ESP-CAM ● Firmware Development for Arduino such as Arduino Nano, Mega, UNO, etc.) ● Windows IoT Development ● Raspberry Pi Development ● Electronics design ● .Net MAUI Multiplatform Development (Android, IOS, Windows, macOS)Hire mdjavedakhtar
