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I am the Founder & Principal Consultant at Iottive, where I lead high-performance engineering teams to design, architect, and build sophisticated IoT and AIoT products for global clients. With 15+ years of deep hands-on experience, I specialize in transforming complex hardware-software ideas into robust, scalable, production-ready connected systems. My work sits at the intersection of embedded engineering, wireless connectivity, cloud architecture, and AI-driven intelligence — enabling organizations to move faster, reduce engineering risk, and build products that stand up to real-world industrial, medical, and consumer environments. If you’re looking for a consultant who can step in at a senior architecture level, bring clarity to your roadmap, design the right system architecture, and then guide your engineering stack toward successful delivery, I’m the partner you want. I support clients as a technical advisor, lead engineer, and fractional IoT architect, depending on the engagement. How I Work (High-End Consulting Model) I operate as a: - Fractional CTO - Fractional IoT Architect - Senior Technical Advisor - Lead Engineer for Complex Subsystems - R&D Partner for New Product Development - Technical Due Diligence Reviewer Why Clients Pay a Premium to Work With Me - I bring founder-level ownership, speed, and clarity. - I reduce engineering uncertainty — the most expensive part of IoT development. - I combine hardware, firmware, cloud, and AI knowledge — rare in one person. - I don’t guess — I architect solutions based on real-world deployments. - I lead teams and systems with long-term reliability in mind. - Clients come to me when they can’t afford false starts, delays, or re-architecture — and when they need an expert who can think 10 steps ahead. What I Bring to High-Level Projects 1. System Architecture for Complex IoT Products - I design end-to-end architectures covering hardware, firmware, connectivity, cloud, apps, data flow, device security, and scalability. 2. Embedded, Firmware & Connectivity Leadership - Zephyr, FreeRTOS, ESP-IDF - BLE 5.x, Mesh, Wi-Fi, NFC, UWB, Matter, Thread - OTA, secure boot, power optimization - I bring a strong combination of low-level engineering and system-level thinking, ideal for teams building new hardware devices. 3. Mobile + Device Integration (iOS/Android/Flutter/ReactNative) - I architect and build mobile experiences that sync reliably with embedded devices — pairing, control, OTA, dashboards, alerts. 4. Cloud, Data & Digital Twins - AWS IoT Core, Azure IoT Hub, MQTT/Kafka pipelines, digital twins, role-based access, observability. - This includes designing multi-layered systems for manufacturing, energy, healthcare, and consumer IoT. 5. Edge AI & Intelligent Automation - Predictive maintenance, anomaly detection, vision analytics, on-device inference. 6. Pilot, Certification & Production Advisory - I guide clients from prototype → pre-production → compliance (CE/FCC) → manufacturing scale. Industries Where I Deliver the Most Impact 🏭 Industrial & Manufacturing - Predictive maintenance, digital twins, AGVs, condition monitoring, energy management, QA automation. 🏥 Healthcare & Medical IoT - Remote patient monitoring, RTLS, equipment tracking, compliance-driven devices (HIPAA-ready). ⚡ Energy & Utilities - Smart metering, grid monitoring, field telemetry, outage detection. 🛒 Retail & Connected Commerce - Smart shelves, automated checkout, inventory tracking, real-time analytics. I work best in environments where reliability, security, real-time operation, and scalability matter. Engagement Style - High-touch, transparent communication - Technical leadership + hands-on engineering - Strong attention to architecture, quality, and long-term maintainability - Ability to work with your internal teams or bring my own specialists through Iottive Typical Client Profiles - Funded startups building a connected product - Enterprises modernizing manufacturing or medical systems - Hardware companies needing BLE/firmware/cloud expertise - Teams preparing for compliance, pilots, or production Core Technical Expertise - Embedded & Hardware - PCB & Circuit Design - Zephyr, FreeRTOS, ESP-IDF - Sensor architectures - Power optimization - OTA, secure boot, TPM - BLE, Wi-Fi, UWB, Zigbee, Matter, Thread - Mobile & UX for Connected Devices - iOS / Android - Flutter & React Native - BLE pairing, control, logging - Real-time dashboards - Cloud & Backend - AWS IoT Core - Azure IoT Hub - MQTT, Kafka, gRPC - Digital Twins - Role-based access & observability - AI & Analytics - Predictive maintenance - Anomaly detection - TensorFlow Lite, ONNX, Edge AI

✦✦ Upwork Top Rated Mobile App Developer ✦✦ BLE & IoT Specialist | 12+ Years’ Experience | 40+ 5⭐ Projects 👋 Hi, I’m Bhavik — your partner for Bluetooth, IoT, Beacon, NFC & Smart Device innovation. At the forefront of Bluetooth and IoT innovation, I have a proven track record of transforming complex ideas into cutting-edge mobile and embedded solutions. With over 12+ years in mobile app development and 10+ years specializing in Bluetooth, BLE, NFC, iBeacon, and AIoT technologies, I help businesses build reliable, future-ready applications. My portfolio reflects a relentless pursuit of quality, innovation, and measurable results, and I am recognized among the top Bluetooth developers on Upwork. 🔗 What I Do Best:- ✦ Architect & develop BLE / NFC-powered apps ✦ Build wearable & smartwatch apps (Apple Watch, Wear OS) ✦ Connect IoT devices seamlessly to iOS & Android ✦ Craft cross-platform apps (Flutter, React Native) & native apps (Swift, Kotlin, Objective-C, Java, SwiftUI) ✦ Backend/API with Node.js, React.js for complete product ecosystems ✦ Design & develop modern web applications (React.js, Node.js) 🚀 Industries I Transform:- ✦ Wearables & smart devices ✦ Home automation & connected living ✦ Sports & fitness tech ✦ Health & wellness platforms ✦ Automotive infotainment & in-car apps ✦ Retail, proximity services & marketing tech ✦ OTT & Media Streaming ✦ Custom SDK & API Development 🌟 My Commitment:- Your project deserves more than code — it deserves a partner who understands business impact, user experience, and the technical nuances of Bluetooth and IoT. Whether you’re launching the next-gen wearable, pioneering smart home tech, or creating new ways to connect users, I’m here to bring your vision to life. Let’s connect, innovate, and take your project from concept to success — together.

I design and deliver production-ready IoT systems with ThingsBoard as the core platform, supported by reliable embedded firmware and high-performance mobile applications. My focus is on scalability, security, and long-term maintainability—not demo or PoC-only solutions. ThingsBoard Platform Development I deploy, configure, and customize ThingsBoard Community and Professional Editions as the backbone of IoT platforms. Key Capabilities - Architecture & edition consultation - Rule chain design and performance optimization - Custom rule node development (advanced logic, token handling, external services) - Secure device provisioning, claiming, and bulk onboarding - Role-based access control and multi-tenant hierarchy design - Responsive dashboards and custom widgets - External integrations (authentication ex.descope, billing ex. stripe, ERP/CRM systems) - All ThingsBoard implementations are production-focused, designed to scale smoothly as devices, tenants, and users grow. IoT Firmware & Gateway Development I develop production-grade firmware for IoT devices and gateways, ensuring stability, security, and long-term field reliability. Chipsets & SDKs - Espressif ESP32 series (ESP-IDF, Arduino) - Nordic Semiconductor nRF series (nRF Connect SDK) Protocols - Wi-Fi, MQTT - BLE, BLE Mesh - Zigbee, Matter - Gateway Development - Protocol translation (BLE/Zigbee → MQTT/HTTP) - Local data processing and edge logic - Reliable gateway-to-cloud synchronization Production-Ready Features - OTA firmware updates - Secure boot and device authentication - Power optimization - Error handling, recovery, and diagnostics logging IoT Mobile Application Development I build high-performance mobile applications for IoT ecosystems using native (iOS/Android) and Flutter-based hybrid approaches. Mobile apps are commonly used for: - Device provisioning and configuration - Monitoring, control, and diagnostics - Secure interaction with devices, gateways, and cloud platforms Wireless & Device Technologies - BLE, BLE Mesh - Matter - UWB, RFID For performance-critical or healthcare-grade use cases, I develop fully native iOS apps to ensure: - Low-latency and stable BLE communication - Reliable background operation - Precise control over system resources - Mobile apps integrate seamlessly with ThingsBoard, ERP systems, and third-party services using secure APIs. Why Clients Work With Me - ThingsBoard-first architecture mindset - One engineer covering device → cloud → mobile - Strong production and scalability experience - Clean, maintainable system design If you need a ThingsBoard-centric IoT solution backed by solid firmware and mobile applications, I can help.

I am a Full Stack Web & Mobile App Developer with expertise in Web Development, iOS & Android App Development (Top 3%), maintaining 100% Client Satisfaction on Upwork and successfully delivering hundreds of projects across industries. I am a Top-Rated Plus Mobile App Developer specializing in Flutter, React Native, iOS (Swift), Android (Kotlin) and Full-Stack Application Development. I build AI-powered mobile apps, real-time video streaming platforms, SaaS products, MVPs and on-demand service applications with scalable backend architectures using Node.js, NestJS, Laravel and Firebase. 📌 𝗠𝗼𝗯𝗶𝗹𝗲 𝗔𝗽𝗽 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁 📌 ↳ Native Apps (iOS/ Android) ↳ Hybrid Apps (Flutter) ↳ Objective-C, Swift, C/C++, Java, Kotlin ↳ Amazon, Heroku, MongoDB, RESTful API, AJAX, JSON/XML, RSS ↳ Facebook, Twitter, Instagram, Google+, ↳ Paypal, Stripe, In-app purchase ↳ Google App Engine, Google Map Api, Google Drive, GPS, BLE, NFC, iBeacon, VOIP ↳ Git, Bitbucket, Testflight ↳ iOS 8 base UI/UX, Widget and applications development - 𝗠𝘆 𝗔𝗰𝗵𝗶𝗲𝘃𝗲𝗺𝗲𝗻𝘁𝘀: My portfolio features apps with 𝟱𝟬+ 𝗺𝗶𝗹𝗹𝗶𝗼𝗻 𝗱𝗼𝘄𝗻𝗹𝗼𝗮𝗱𝘀, and users often call them must-have tools. Some of my apps have been highlighted in major app marketplaces, showing the high quality and impact of my work. - 𝗜𝗻𝗱𝘂𝘀𝘁𝗿𝘆 𝗘𝘅𝗽𝗲𝗿𝗶𝗲𝗻𝗰𝗲: Since joining Upwork, I’ve worked across various industries, Travel and Tourism, train ticket booking, transport, educational, hospitality, health & wellness, real estate, live streaming, Marketplace, food & delivery, human resources, fitness, financial & banking sectors, e-commerce, dating, sports, Betting, music/audio, and automotive. I'm always excited to explore new industries - what's your industry? 𝗠𝘆 𝐓𝐞𝐜𝐡𝐧𝐢𝐜𝐚𝐥 𝗦𝘁𝗿𝗲𝗻𝗴𝘁𝗵𝘀 𝗮𝗻𝗱 𝗘𝘅𝗽𝗲𝗿𝘁𝗶𝘀𝗲:- - Mobile App Development with React Native Developer, Flutter Developer, and Flutterflow App - 𝐄𝐱𝐩𝐞𝐫𝐭 in designing and developing cross-platform 𝐌𝐨𝐛𝐢𝐥𝐞 𝐀𝐩𝐩𝐬 𝐮𝐬𝐢𝐧𝐠 "𝐑𝐞𝐚𝐜𝐭 𝐍𝐚𝐭𝐢𝐯𝐞" & "𝐅𝐥𝐮𝐭𝐭𝐞𝐫", Dart. - 7 + Years of experience with Native Mobile app Developer in Kotlin, Swift - 𝟲+ years of experience with 𝗥𝗲𝗮𝗰𝘁 𝗡𝗮𝘁𝗶𝘃𝗲, React Native developer/designer, Javascript, Typescript, React Native mobile app Developer React Native Expertise with Technical Skills: - React Native - React Native CLI, Expo - Redux, Axios, Async storage - Sockets, Cloud Messaging, Chat, Camera, Video, Audio - VSCode, Android Studio, XCode. - 5+ years with 𝗙𝗹𝘂𝘁𝘁𝗲𝗿, Flutter developer/designer, Flutter mobile app Developer - 𝗪𝗲𝗯 / 𝗕𝗮𝗰𝗸𝗲𝗻𝗱(Dashboard): Solid knowledge of 𝗝𝗮𝘃𝗮𝗦𝗰𝗿𝗶𝗽𝘁, 𝗥𝗲𝗮𝗰𝘁𝗝𝘀, 𝗡𝗼𝗱𝗲𝗝𝘀, 𝗘𝘅𝗽𝗿𝗲𝘀𝘀𝗝𝘀, 𝗧𝘆𝗽𝗲𝘀𝗰𝗿𝗶𝗽𝘁, 𝗟𝗮𝗿𝗮𝘃𝗲𝗹, 𝗣𝗛𝗣, MERN Stack - Strong understanding of Native 𝗮𝗻𝗱 𝗛𝘆𝗯𝗿𝗶𝗱 𝗔𝗽𝗽 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁 - 𝗜𝗻𝘁𝗲𝗴𝗿𝗮𝘁𝗲 𝘁𝗵𝗶𝗿𝗱-𝗽𝗮𝗿𝘁𝘆 𝗔𝗣𝗜'𝘀 - Familiar with Microservices like AWS - Knowledge of Database like MySQL, MongoDB, Redis, SQLite, Elasticsearch, PostgreSQL, etc. - Backend Brilliance - From API design to server-side languages like PHP, MERN Stack, Node.js and more. - 𝗔𝗻𝗱𝗿𝗼𝗶𝗱: Kotlin, Java, Jetpack compose - 𝗶𝗢𝗦: Swift, Objective-C, SwiftUI - 𝗖𝗿𝗼𝘀𝘀-𝗽𝗹𝗮𝘁𝗳𝗼𝗿𝗺 (𝗛𝘆𝗯𝗿𝗶𝗱 APP): Flutter (Dart), React Native - 𝗗𝗮𝘁𝗮𝗯𝗮𝘀𝗲𝘀: SQLite, MySQL, MongoDB, PostgreSQL, Firebase Cloud Firestore - Firebase Realtime Database, Firebase Remote Config, Firebase Cloud Storage - 𝗟𝗮𝘁𝗲𝘀𝘁 𝗧𝗿𝗲𝗻𝗱𝘀: Artificial Intelligence (AI), Augmented Reality (AR), Internet Of Things (IoT) Experience Mobile App Developer No Code : 𝗟𝗼𝘃𝗮𝗯𝗹𝗲.𝗱𝗲𝘃| 𝗕𝗼𝗹𝘁.𝗻𝗲𝘄|𝐆𝐫𝐨𝐤 𝟑 | 𝐃𝐞𝐞𝐩𝐬𝐞𝐞𝐤 𝐑𝟏 | 𝐕𝟑 | 𝐆𝐏𝐓 𝟒.𝟓 | 𝐯𝟎 & 𝐜𝐥𝐚𝐮𝐝𝐞 | 𝐀𝐠𝐞𝐧𝐭𝐬 | 𝐂𝐮𝐫𝐬𝐨𝐫 𝐀𝐈 | 𝐯𝟎 𝐛𝐲 𝐕𝐞𝐫𝐜𝐞𝐥 | 𝐛𝐨𝐥𝐭.𝐧𝐞𝐰 Grok AI Google AI Studio, ETC. 📩 𝗙𝗲𝗲𝗹 𝗳𝗿𝗲𝗲 𝘁𝗼 𝗿𝗲𝗮𝗰𝗵 𝗼𝘂𝘁 𝘁𝗼 𝗱𝗶𝘀𝗰𝘂𝘀𝘀 𝘆𝗼𝘂𝗿 𝗺𝗼𝗯𝗶𝗹𝗲 𝗮𝗽𝗽 𝗶𝗱𝗲𝗮. 𝗟𝗲𝘁’𝘀 𝗯𝘂𝗶𝗹𝗱 𝘀𝗼𝗺𝗲𝘁𝗵𝗶𝗻𝗴 𝗴𝗿𝗲𝗮𝘁 𝘁𝗼𝗴𝗲𝘁𝗵𝗲𝗿.🌟 ------------------------------------------------------------------------ 𝗠𝘆 𝗞𝗲𝘆 𝗦𝗸𝗶𝗹𝗹𝘀: Flutter developer, Flutter app developer, Android app developer, iOS app developer, Cross-platform mobile developer, Mobile app development, AI mobile app developer, Artificial intelligence app development, Machine learning app integration, Firebase app developer, API integration Flutter, Hybrid app developer, AI solutions for mobile apps, AI app developer, Mobile App Developer, Senior Mobile App Developer, Mobile, App Development, Dating App, Flutter Mobile App Development, Education, App Developer, Mobile App Developer, Saloon Booking Mobile App Development, Dating mobile app development, Food Delivery Mobile App Development, AI App Development

Top Rated Plus iOS engineer specialising in AR/BIM overlay applications — bringing Revit, IFC, and LiDAR data into ARKit for architecture, construction, and AEC software companies. $70K+ delivered on Upwork across 7+ years. WHAT I DO BEST ▸ AR/BIM overlay applications — load IFC and Revit-exported models on iOS, extract zones and floorplans, align them to the real world via ARKit. ▸ ARKit development — Scene Reconstruction, World Tracking, Geo Anchors, LiDAR-based depth and occlusion, RealityKit. ▸ iPhone/iPad LiDAR to CAD pipelines — capture with iOS LiDAR, mesh and point cloud processing, 3D model generation, CAD-ready output. Currently delivering this for a multi-site retail client. ▸ Native iOS development — Swift, SwiftUI, RealityKit, UIKit, Combine DEEP TECHNICAL EXPERTISE ▸ ifcopenshell on iOS for fully offline on-device IFC parsing. ▸ Diagnosing real-world Revit export quality issues: stair misclassification, multi-storey assignment errors, duplicate IfcBuilding entities ▸ Strategy-pattern elevation resolution for IFC: slab → storey → wall → space, with confidence scoring ▸ Point cloud processing, mesh extraction, scale alignment ALSO IN THE STACK Firebase (Auth, Firestore, Cloud Functions, FCM) · AWS (Amplify, AppSync, Pinpoint) · Stripe · Fastlane CI/CD · MapKit · Google Maps SDK · Python (ifcopenshell, mesh processing) HONEST SCOPE NOTES My LiDAR pipeline is built around iPhone/iPad LiDAR as the capture device. If you're working with terrestrial scanners (Leica BLK, FARO, Matterport Pro), the post-processing is different, open to explore and help you there as well. HOW I WORK Based in Ahmedabad, Gujarat, India. Comfortable with US, EU, UK, Middle East, and APAC time zones. Async-first, Slack/Loom for status updates, clear written scoping before any estimates. I respond to messages within a few hours during business hours. LET'S TALK IF You're an architect, AEC software company, construction tech startup, or product team that needs an iOS engineer who already understands BIM, IFC, ARKit, and the messy realities of getting real-world geometry onto a phone or into a Vision Pro headset. Send me your project requierments — happy to do a 30-minute scoping call to see if we're a fit.

✅ Top Rated Plus ELITE freelancer on upwork, specialising in iOS development and android development. ✔︎ 5-star rated | 100% Job Success | 10+ years experience ✔︎ 100+ projects completed | 110+ apps published to Apple App Store / Google Play ✔︎ Extensive iOS and Android experience (Swift, Objective-C, Kotlin, Java) I have more than 10 years of experience in design and development of iOS apps for iPhone, iPad and iWatch. I am a Professional with a Bachelor of Computer Science degree. I have strong technical skills in design and development of iOS apps development. My expertise includes skills like Google Analytics, Flurry, Mixpanel, AppsFlyer, Swift, Objective-C, AFNetworking, SQLite, AWS services for iOS apps. Mobile App Development Technology expertise: ------------------------------------------------------------------------------ ✅ Languages for Native App Development: Swift, Objective-C, Java, Android ✅ Frameworks: Cocoa Touch, SDWebImage, Foundation, Alamofire ✅ Tool: Xcode, Xcode IDE, Android SDK, Android Studio, Eclipse ✅ Amazon MWS API, AWS, Repricing, Sales tracking ✅ Live Stream Video/Audio, Financial mobile app development, loan calendar, event app development ✅ Networking/Cloud: JSON, REST APIs, SOAP APIs, XML, Parse, CloudKit, Firebase, Google APIs integration ✅ Social network integration (Facebook, Twitter, LinkedIn) ✅ Image Processing ✅ Web Service, Ajax, XML, RSS, SOAP, WSDL ✅ Mobile App Testing and Performance: Apple Instruments, TestFlight, Diawi, Appetize, Ranorex, AppkitBox ✅ Debugging, fixing and maintenance of existing code and Upgrading apps to Swift from Objective-C, making apps compliant to latest OS ✅ Push Notification, Geolocation- GPS location processing, media streaming, RESTful APIs ✅ CoreData, CoreGraphics, Animation, 2D Animations, QuartzCore ✅ Mobile App Design UI/UX tools: Storyboard, Sketch, Photoshop ✅ In-App purchases implementation ✅ ADS integrating (Admob, iAd, Adwords, Video Ads) ✅ Code Repository: GitHub, SVN ✅ Google Map service, open street maps, KML Overlay implementation, Apple Map service ✅ App store optimization-ASO & app Store/Play store submission process ✅ Speech recognition, text-to-speech, Siri ✅ Understanding of mobile security protocols, analytics, and social channel integration during mobile app development ✅ Chat API’S: Video Conferencing (Zoom/WebRtc/Twilio, XMPP) ✅ Photo/video/audio management (capturing, editing and sharing) ✅ Mobile App Backend: Node.js /PHP/.Net backend development ✅ Device Kit: Bluetooth Low Energy (BLE), iBeacon, NFC, credit card reader, MIDI ✅ Analytics SDKs: Google Analytics, Fabric, Firebase, Flurry Analytics ✅ Database Management: MongoDB, MySQL, SQLite, PostgreSQL, MSSQL, Cassandra Mobile App Development Services i Offer: --------------------------------------------------------------------------- ✅ iOS–iPad/iPhone app development ✅ Android app development ✅ Cross-platform mobile app development ✅ Mobile game development ✅ Internet of Things (IoT) ✅ AR/VR app development Types of Mobile Apps: ----------------------------------------------------------------------- As an Experienced Android and iOS - iPad/iPhone mobile app developer, I have worked on various kinds of mobile app development projects: ✅ Social Networking ✅ Utility & Gaming ✅ Chat/Messaging ✅ News/Magazine ✅ Geo-Location mobile app ✅ Online Shopping & m-Commerce ✅ iBeacon mobile app ✅ Audio/Video Streaming ✅ Movies ✅ Entertainment ✅ Tour/Travel mobile app