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MuhammadUzair16 MuhammadUzair16
USD / hour Embedded Systems, IoT & Edge AI Software ArchitectPakistan60 USD / hourI design and build reliable embedded, IoT, and connected-device software — from firmware, RTOS, microcontrollers, and BLE communication to mobile apps, cloud integration, and AI/ML on edge devices. With 16+ years of experience in software development and embedded systems, I help startups, product teams, and engineering companies turn complex hardware/software requirements into stable, scalable, production-ready systems. ✅ Core Expertise 🔌 Embedded Firmware & RTOS C/C++ firmware development for microcontrollers and embedded platforms RTOS-based applications, task scheduling, memory optimization, and performance tuning Device drivers, sensors, UART, SPI, I2C, CAN, and hardware bring-up Firmware debugging, refactoring, reliability improvement, and performance optimization 📡 IoT, Bluetooth/BLE & Connected Devices BLE-enabled products, device pairing, GATT communication, and mobile-device connectivity IoT gateways, sensor networks, telemetry, device provisioning, and remote monitoring MQTT, REST APIs, wireless communication, cloud connectivity, and secure device workflows 📱 Mobile Apps for Hardware Products Android and iOS apps for device control, monitoring, configuration, and diagnostics Cross-platform mobile apps for BLE, Wi-Fi, and IoT-enabled products Real-time dashboards, alerts, synchronization, and hardware-software integration 🤖 Edge AI, AI/ML & Data Systems AI/ML workflows for embedded and resource-constrained systems Sensor analytics, signal processing, anomaly detection, and predictive logic Python-based automation, testing tools, engineering utilities, and data workflows 🏗 Software Architecture & Product Engineering End-to-end system architecture across hardware, firmware, mobile, backend, and cloud Clean, maintainable, testable code built for long-term product growth Technical planning, code review, debugging, documentation, and project rescue work ✅ What I Can Build IoT devices with firmware, mobile app, and cloud integration BLE-enabled products and companion mobile apps Industrial controllers, sensor systems, data loggers, and gateways RTOS-based embedded applications Edge AI systems and embedded analytics Custom firmware, drivers, protocols, dashboards, and automation tools Legacy embedded software modernization and performance optimization ✅ Why Work With Me 16+ years of hands-on engineering experience Strong understanding of both low-level embedded systems and high-level software architecture Ability to work across firmware, hardware integration, mobile apps, APIs, and cloud workflows Clear communication, realistic planning, and precise execution Focus on reliability, maintainability, performance, and production-ready delivery For projects involving embedded systems, firmware, IoT, BLE, mobile apps, device communication, or AI on edge devices, I can help you design and build it correctly from the start.Hire MuhammadUzair16
25 USD / hourVision Vivante is an India-based technology agency turning business ideas into scalable digital products. We combine strategy, user-focused design, and full-stack engineering to build AI-powered solutions, SaaS platforms, and custom web and mobile applications that solve real challenges and drive business growth. 🚀 Our Core Services 1. SaaS & Custom Software Development Custom SaaS and multi-tenant platforms Subscription billing and membership systems Web applications, marketplaces, and business tools API development and third-party integrations 2. AI-Powered Solutions & Automation AI chatbots and virtual assistants AI voice agents and automated calling workflows OpenAI, Claude, and LLM integrations Document processing, data extraction, and intelligent search AI-powered recommendations and workflow automation 3. Web & Mobile App Development Full-stack web application development iOS and Android applications Cross-platform apps using Flutter and React Native Custom dashboards, portals, and backend systems 4. E-Commerce Development Shopify, WooCommerce, Magento, and PrestaShop Custom e-commerce and multi-vendor marketplaces Auction platforms and payment gateway integrations Inventory, order, and customer management systems 5. Enterprise & Business Solutions ERP, CRM, and warehouse management systems Inventory, stock control, and payroll solutions Logistics, route planning, and delivery management POS systems and live-tracking applications 6. Product Strategy & MVP Development Product discovery and technical consultation UI/UX design, wireframing, and user flows Technical architecture and development roadmaps MVP development and concept-to-launch execution 🛠️ Technology Stack Frontend: React.js, Vue.js, Next.js Backend: Node.js, Laravel, Python Mobile: Flutter, React Native Databases: PostgreSQL, MySQL, MongoDB CMS & E-Commerce: WordPress, Shopify, Magento, PrestaShop Cloud & Infrastructure: AWS, Google Cloud, CI/CD, Serverless AI: OpenAI, Claude, LLM APIs, and AI integrations 🌍 Industries We Serve E-commerce, Fintech, Logistics, Travel, Legal, Education, Real Estate, Healthcare, Fitness, SaaS, Marketplaces, Social Platforms, Pickup & Delivery, and POS. What We Offer: ✅ 100% Client Satisfaction Rate ✅ 248+ Successfully Completed Projects ✅ 70+ In-House Professionals Across Development, Design & Project Management ✅ Clients Across 55+ Countries ✅ End-to-End Product Development — From Strategy and UI/UX to Development & Deployment ✅ AI, SaaS, Web & Mobile App Development Expertise ✅ Dedicated Project Managers for Smooth Communication and Delivery ✅ Quick Response ✅ Client-Focused Approach with an Emphasis on Quality and Long-Term Partnerships ✅ Flexible Engagement Models — Project-Based or Dedicated Teams ✅ Support 5 Days/Week in EST, PST, MST, GMT Send us a message or invite us to your project. Let's discuss your goals and find the right solution. Vision Vivante — Building Smarter Digital Products for What's Next.Hire visionvivante
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
40 USD / hourWe're BrainX, a Pakistan-based software team that builds and maintains mobile apps people actually use. Baritastic, a HIPAA-compliant bariatric care app we've maintained for over 5 years, has 500,000+ installs and a 4.6 rating on Google Play, with native iOS and Android builds, wearable integrations across Fitbit, Garmin, and Apple HealthKit, and a provider dashboard for care teams. That's not the only one live today: • Ponder, an AI voice-therapy app on both app stores • CaloTracker, an AI-powered calorie and nutrition tracker built in Flutter, with photo and barcode scanning and Apple Health sync • LUMP, a cross-platform Flutter social meetup app with a Node.js and MongoDB backend, live on both stores • RollStrong, a Flutter fitness app with a working subscription model, live on both stores • SwapDotz, an app using native NFC integration to verify and trade physical collectibles Clients back this with real budgets: one mobile app project came in at over $17,000, another at over $4,000, both five-star reviews specifically praising our delivery and communication. AI development is core to what we build into mobile • MathAMentor, an AI maths tutor students talk to through a live avatar • Call Sling, an AI agent that answers and routes inbound calls • DocuMed, AI medical transcription with mobile, web, and offline support • RAG assistants, document and workflow automation, and support bots running across websites and WhatsApp for live clients Also part of what we do: Web Development • Next.js, React, Node.js, Python, and Laravel Shopify & Custom eCommerce • Custom storefronts and eCommerce builds UX/UI Design • Full product design from concept through interface Tell us what you're building and we'll walk you through how we'd approach your mobile app.Hire AdeelAslam4
25 USD / hourMore than 08 years of experience in Software development, huge experience in building mobile app & web solution. I delivered more than 300 Mobile apps and Web solutions base on Java/J2EE related stacks to various client across the world. I am very strong in developing REST API using Spring Boot, JAX-RS or Jboss REST Easy. I worked as back-end engineer for many web/mobile app project so know well FCM/APNS push notification services, Twilio SMS API and collaborating with Front-end/Mobile app developer. I worked for Android(Java/Kotlin), iOS, Hybrid app (Flutter/React native), PHP(Laravel, Codeigniter) , Java, Java Swing, JavaFX, Spring Boot, REST, C# with APS .NET . Cloud platform like Google, Azure, Digital Ocean, AWS and many local hosting provider. Integrating various hardware devices to Mobile or Desktop app eg. RFID, NFC Reader, Bar code reader, Receipt printer, Bluetooth keyboard . I also work on customising Unicenta POS system. Apart form that I have also strong hands on Android (Java.Kotlin) Based Mobile apps with Hybrid experience Flutter or React Native. These are not limitation I am open for any new project with any tech-stack.Hire indiasofttel"\t\t\t\t"
25 USD / hourAI-Powered Digital Solutions | Web, App & Intelligent Systems Web Nautical combines 25+ experts in AI development, web/app creation, and creative design to deliver next-generation digital experiences. 🚀AI & Machine Learning (NEW) ✓ Custom AI chatbots (GPT-4, Claude AI) ✓ RAG systems for intelligent document search ✓ NLP: sentiment analysis, text automation ✓ ML models: predictive analytics, recommendations ✓ LLM integration and fine-tuning ✓ AI-powered web applications 💻 Web & Mobile Development ✓ Responsive websites (React, Next.js, Vue.js, Angular) ✓ Mobile apps (iOS & Android with AI features) ✓ E-commerce platforms with smart recommendations ✓ Progressive Web Apps (PWA) ✓ Website redesign & modernization ✓ Full-stack development (Node.js, Python) 🎨 Design & Branding ✓ UI/UX Design (User-Centered & Conversion-Focused) ✓ User research & persona creation ✓ Wireframing & low/high-fidelity prototypes (Figma) ✓ UX flows, information architecture & usability testing ✓ Modern UI design systems (Web & Mobile) ✓ SaaS dashboards, AI tools & enterprise UX ✓ Design handoff for developers (clean specs & components) 🔧 Technical Stack: Frontend: React, Next.js, Vue.js, Angular, Bootstrap, Tailwind Backend: Node.js, Python, FastAPI, Django AI/ML: LangChain, TensorFlow, PyTorch, OpenAI, Hugging Face Databases: PostgreSQL, MongoDB, Pinecone, Weaviate Cloud: AWS, Google Cloud, Azure Why Choose Us: 🎯 Complete digital solutions under one roof ⚡ Fast delivery with quality code 🤖 AI expertise for competitive edge 💡 Creative + Technical excellence 📈 Proven track record with 100+ projects Transform your business with intelligent digital solutions!Hire webnautical
45 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 level OTA firmware secure updateHire AlexandrGergel
30 USD / hourProfessional Embedded System Engineer with 11 years of experience on hardware and embedded software development. PCB Tools : - Altium - KiCAD - Eagle - EasyEDA Microcontroller : - AVR - STM32 - ESP8266 / ESP32 - NXP - Texas Instrument - Arduino - Raspberry / Banana / Orange Pi SBC Wireless Communication - NFC (MF classic, desfire, ultralight, NTAG424, NTAG213, NTAG21x, ICODE) implemented on payment, membership, access control with various NFC reader on desktop such as ACR122U, ACR120U, castle tech QP8000 to android custom reader - RFID short / long range - WiFi, Bluetooth, LoRa Wired Communication - UART, SPI, I2C, CAN, LIN, RS232, RS485 Protocol Data - MODBUS RTU / ASCII, CANOpen - HTTP, MQTT, TCP, UDPHire edi45
35 USD / hourMicrolent is a 70+ member product engineering team. Since 2008, we've successfully delivered 390+ projects on Freelancer, specializing in SaaS platforms, mobile applications, custom web solutions, and AI integrations for founders, startups, and SMBs. Recent projects include: * Aetherius: React-based MSP platform * CAMS: Asset management SaaS for Complex Asset Management Solutions (complexam.com) * CleanSpace AI * Food delivery driver app used by 1,000+ active drivers We're the right partner if you're looking for a team that can own the entire product lifecycle from product strategy and UI/UX design to development, deployment, and 12 months of post-launch support without the hassle of managing multiple contractors. Typical engagement: 6-10 weeks (depending on project scope). Send us a brief overview of your project, and we'll get back to you within 1 hour with clarifying questions and a rough estimate. Our Services ✅ Custom Web Applications ✅ Mobile App Development (Android, iOS, Flutter & React Native) ✅ SaaS Platforms & Enterprise Software ✅ WordPress, Shopify & Custom eCommerce Development ✅ AI Integration & Business Automation ✅ API Development & Third-Party Integrations ✅ UI/UX Design ✅ SEO & Digital Marketing ✅ Cloud Deployment & DevOps Technologies We Work With • PHP, Laravel, ASP.NET Core, Node.js, Python • React, Next.js, Vue.js, HTML, CSS & JavaScript • Flutter, React Native, Android & iOS • WooCommerce, Shopify & Custom eCommerce Solutions • AWS, Azure, Docker & CI/CD Why Clients Choose Microlent ⭐ 390+ Successfully Delivered Projects ⭐ 4.9★ Client Satisfaction Rating ⭐ Transparent Communication & Agile Development ⭐ Secure, Clean & Scalable Code ⭐ On-Time Delivery with Dedicated Project Management ⭐ Long-Term Maintenance & Technical Support Whether you're launching a startup, modernizing an existing platform, building a SaaS product, automating business processes with AI, or growing your online presence through SEO and digital marketing, we're ready to help turn your vision into reality. Let's build something exceptional together.Hire Microlent
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
