Hire the Best iBeacon Developers

✦✦ 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.

Experienced in cross-platform and native mobile app development, admin panels, dashboards, cloud, IoT solutions, web applications, and back-end (REST API, MQTT, etc) I am a Team Lead of the CitrusDev team, a Ukrainian software development company with over 40+ mobile and web developers, designers, project managers, DevOps, and QA specialists onboard. This means that besides my programming skills, you always have access to a full-stack product design & and development team. More about CitrusDev: CitrusDev provides customized software solutions for IoT startups, SaaS companies, eCommerce stores, LMS, and enterprise clients worldwide. From building the product from scratch to extending the existing teams, we have expertise in a diverse set of open-source technologies and platforms to bring innovation in an agile fashion. Our team excels in Java, Kotlin, Swift, Flutter, React Native, PHP, Laravel, WordPress, React.js, and Vue.js. With over 40+ people, CitrusDev has either empowered client teams or delivered end-to-end development projects for brands from the Internet of Things, consulting, eCommerce, marketing, or eLearning industries and is recognized as a Top IoT Developer in Ukraine by Clutch. Mykhailo, CitrusDev Team Keywords: iOS, Android, Flutter, BLE, Bluetooth, Core Bluetooth, Dart, Swift, Java, Kotlin, ESP32, IoT development, Internet of Things, embedded systems, IoT solutions, IoT firmware, IoT cloud, MQTT, WebRTC,, ESP32, Raspberry Pi, nRF, Nordic Semiconductors, NB-IoT, LPWAN, LoRaWAN, Zigbee, IoT architecture, IoT security, sensor integration, IoT protocols, real-time data processing, wireless communication, smart devices, cloud integration, AWS IoT, Azure IoT, Google Cloud IoT, ThingsBoard, Node-RED, Kaa IoT, OpenHAB, Home Assistant, industrial IoT, IoT automation, remote monitoring, IoT gateways, AIoT, machine learning for IoT, data analytics, smart home, smart city, smart farm, smart agriculture, agritech, healthcare, smart industry, smart logistics, IoT dashboards, IoT consulting, device-to-cloud, IoT scalability, low-power IoT, IoT connectivity, mobile app development, IoT mobile apps, cross-platform IoT apps, Flutter, native Android, native iOS, NFC, GPS tracking, telematics, wearable technology, connected devices, smart sensors, IoT-enabled automation, PCB development, hardware design, circuit design, custom IoT hardware, IoT prototyping, embedded hardware development, IoT manufacturing, cloud-based IoT platforms, real-time IoT analytics, IoT data visualization, edge AI, fog computing, MQTT brokers, CoAP, LwM2M, IoT fleet management, thermal printers, barcode scanners, RFID, heart rate monitors, ECG sensors, temperature sensors, humidity sensors, gas sensors, motion sensors, accelerometers, gyroscopes, pressure sensors, environmental monitoring, smart wearables, industrial sensors, medical IoT devices, IoT-based tracking solutions

Building a secure SSO (SAML, OAuth, OIDC) and multi-IdP IAM systems for real-world production environments. I help SaaS platforms and enterprises implement enterprise SSO and resolve complex SAML, OAuth, and AD/LDAP across Google, Okta, Entra ID (Azure AD), Keycloak, Auth0 and AWS Cognito with seamless user experience. 🎯 What I Help You Achieve → Implement SSO (SAML / OAuth / OIDC) across Okta, Entra ID, Keycloak, Auth0, AWS → Enable multi-IdP authentication for SaaS platforms → Resolve SSO failures (SAML errors, OAuth callbacks, redirect loops) → Design secure authentication & authorization architectures → Implement SCIM provisioning and lifecycle automation → Support enterprise customer onboarding with SSO (B2B SaaS integrations) 🔐 Core IAM Expertise ✅ SSO / Identity Federation → SAML SSO, OAuth 2.0, OpenID Connect (OIDC) → Multi-IdP integration (Okta, Entra ID, Keycloak, Google, Auth0, AWS) → Enterprise SSO for SaaS (multi-tenant, domain-based login) → Identity federation design and custom authentication flows ✅ Authorization & Access Control → RBAC / ABAC implementation → Fine-grained authorization (OpenFGA, OPA) → Secure API authentication & token validation (JWT lifecycle) → Session management and access policy enforcement ✅ MFA & Security → MFA: OTP, TOTP, WebAuthn, YubiKey, Push → Conditional access & adaptive authentication → Step-up authentication and risk-based flows ✅ User Lifecycle & Provisioning → SCIM 2.0 integrations → AD / LDAP sync → Automated provisioning & deprovisioning → Identity migration and federation transitions ✅ Troubleshooting Complex SSO & OAuth Issues → SAML assertion and metadata issues → OAuth redirect / callback errors → Token validation and session misconfigurations → Infinite redirects, login failures, federation issues 🛠️ Identity Platforms Primary: Okta • Microsoft Entra ID • Keycloak • Auth0 • AWS Cognito • Google Workspace Enterprise: Ping • OneLogin • ForgeRock • IBM Verify • Shibboleth • ADFS • WSO2 Custom / Open Source: Custom SAML SP/IdP • IdentityServer • SimpleSAMLphp • LDAP / RADIUS 🧠 Why Clients Work With Me → Delivered enterprise SSO integrations across 20+ identity providers → Deep expertise in SAML, OAuth, OIDC internals (not just configuration) → Strong debugging capability for complex identity issues → Experience building multi-tenant SaaS authentication systems → Clean, production-ready implementations with documentation ⚙️ Tech Stack Java • Node.js • Python • Golang • TypeScript • .NET • PHP Spring Security • Express • Django • React • Angular SAML2 • OAuth2 • OIDC • JWT • SCIM • MFA • WS-Fed • RBAC AWS • OCI • Docker • Kubernetes • CI/CD 📌 Available for hourly, fixed-rate, and long-term IAM engagements Let’s make identity your strongest layer, secure, scalable, and seamless.

Senior .NET Developer with 6+ years building scalable, secure, and high-performance web applications for US enterprise clients in healthcare, finance, ERP, and data security. Specializing in C# .NET, ASP.NET Core, .NET Core, and .NET 8 with deep expertise in microservices architecture, REST API development, and Azure cloud deployments. CORE .NET DEVELOPER SKILLS ✅ C# .NET Developer: ASP.NET Core, .NET Core, .NET 8, .NET Framework ✅ REST API & Microservices: Web API, Minimal APIs, Clean Architecture ✅ Auth & Security: Keycloak, JWT, OAuth2, OIDC, RBAC ✅ Cloud & DevOps: Azure, Azure Functions, Docker, CI/CD, Azure DevOps ✅ Databases: SQL Server, PostgreSQL, MySQL, MongoDB ✅ Frontend: React, Angular, TypeScript, TanStack Query, Material UI ✅ Observability: Serilog, OpenTelemetry, Centralized Logging ✅ Testing: xUnit, NUnit, Integration Testing ⭐ WHY CLIENTS HIRE ME AS A .NET DEVELOPER ✔ 100% Job Success, 5 stars on every contract ✔ Reduced API response times by 32% at iCareManager ✔ Boosted legacy .NET performance by 35% at Autymate ✔ Cut deployment time by 45% via Azure DevOps CI/CD ✔ US remote experience, EST/PST time zone friendly ✔ 0–3 hour response time, proactive communication 🏆 .NET DEVELOPER PROJECT HIGHLIGHTS ▸ iCareManager: ASP.NET Core microservices, Keycloak OIDC/OAuth2, Serilog/OpenTelemetry logging, Linux/PostgreSQL deployments, CI/CD pipelines, 32% faster APIs, 45% faster deploys ▸ Autymate (US): .NET to .NET 8 migration (+35% performance), Azure Functions bug fixes (-40% failures), JWT REST APIs, ADO.NET Unit of Work, CI/CD pipelines ▸ Healthcare Platform: .NET 6 + React full-stack: patient intake, scheduling, RBAC, clinical docs, inventory, 5-star rated ▸ Data Security Platform: FTP monitoring, AES-256 encryption, Hangfire job queues, MSSQL, 50% security improvement 🛠 C# .NET DEVELOPER TECH STACK Backend: ASP.NET Core | C# .NET | .NET Core | .NET 8 | .NET Framework Web API | Minimal APIs | Entity Framework Core | Dapper | ADO.NET Security: Keycloak | JWT | OAuth2 | OIDC | RBAC | Custom Authenticators Cloud: Azure | Azure Functions | Azure DevOps | Docker | CI/CD | Linux DB: SQL Server | PostgreSQL | MySQL | MongoDB Frontend: React | Angular | TypeScript | TanStack | Material UI Testing: xUnit | NUnit | Integration Testing 🏥 DOMAINS Healthcare & EHR | FinTech | ERP | Data Security | E-Commerce | Workflow Automation 📩 Message me, I respond within a few hours.

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.

I'm Parminder – a passionate developer who lives and breathes Microsoft technologies and related frameworks. Coding isn't just a job for me; it's a genuine love and lifelong pursuit. I'm always eager to take on new challenges and push the boundaries of what I can build. My areas of expertise include: Microsoft Technologies: ASP.NET, MVC, WinForms, WPF, Entity Framework, DDEX, Dapper, Spotify Front-End: AngularJS, React, HTML5, CSS3, Bootstrap 3, JavaScript, jQuery CMS & E-Commerce Platforms: NopCommerce, Umbraco, DNN, WordPress Mobile Development: Xamarin, Kotlin Cloud & Backend: Azure, AWS, Node.js Databases: MySQL, MongoDB, SQLite Other Technologies: Laravel, PHP, Spotify API integration I take pride in delivering clean, efficient, and scalable solutions. I work tirelessly to ensure complete satisfaction for every client. My approach is simple: quality work, open communication, and a results-driven mindset. I believe every project is a new challenge, and every challenge is a step toward success. Let’s build something great together! Cheers, Parminder