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✦✦ Upwork Top Rated Mobile App Developer ✦✦ BLE, IoT & AI Specialist| Swift, Kotlin, Flutter | 12+ Years’ Experience | 40+ 5⭐ Projects 👋 Hi, I’m Bhavik — your partner for Mobile Apps, Full Stack, Bluetooth, IoT, AI, Beacon, NFC & Smart Device innovation. I turn complex ideas into mobile, IoT, and AI-powered products that ship and scale. With 10+ years in mobile development and specializing in Bluetooth, BLE, NFC, iBeacon, IoT, and AIoT, I’ve built 100+ native iOS, Android, and Flutter apps across fintech, healthcare, social, and on-demand. I also integrate AI and LLM agents directly into products—not as bolt-on chatbots. With CTO-level experience, I help businesses build reliable, future-ready mobile and SaaS solutions end to end. 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:- I give clear architecture and stack recommendations from day one, deliver predictably with regular demos, and write clean, maintainable code your future team can build on. I focus on App Store and Google Play compliance, performance, and stability, native iOS development, Android development, and Flutter apps that ship and scale. Let’s connect, innovate, and take your project from concept to success — together.

An accomplished IT professional with 20+ years of experience in design, development, maintenance, and transition of the web, multitier and legacy applications in the global delivery model for various domains includes Trading,Insurance, Manufacturing, and Banking. Involved in all phases of the software project life cycle coupled with the ability to handle the critical technical aspects of the project. Specialized in Web, Mobile,Desktop and AS400/iSeries - Application development and maintenance. Excellent knowledge & expertise in Web, JEE and .NET application and product development Technical skills summary: Operating Systems : MS-DOS , Windows, HP-UX, Netware , Linux, OS/400 Languages & GUI RAD : Visual Studio, Websphere Studio, Netbeans, Visual Age Java, C, C++, Clipper,VB Java : Spring,Struts,AWT, SWING, NET,RMI, JSP, Servlet, JDBC, EJB, JMS, JMAPI, JNDI, Struts Hibernate, JToolBox DBMS & RDBMS : DB2/400,Oracle 8i, SQL Server 7, MS-ACCESS, MySql, Foxpro AS/400 : CL/400, DB2/400, RPG/400, COBOL, ILE RPG, ILE COBOL, Java/400, SQL/400 Web/App Servers : Websphere, Weblogic, IIS, JRun, Apache, Tomcat Web Technologies : Jquery,Bootstrap, CSS, HTML5, NodeJS,React,.NET, JavaScript, Activex, COM+, HTML, XML, Web Services Tools : ALDON, ROBOT, COLD, BRODERICK, Rational Products, JIRA, REMEDY, ServiceNow Mobile: Android studio, React Native Tool Name Description Technology Impact Analyzer A full-fledged product to do Impact Analysis of Dependent objects. AS/400 (ILE RPG, ILE CL) Code Generator Tool for generating the high-level language of source code. AS/400 (ILE RPG, ILE CL) Data Tools A set of utilities performs data manipulation. AS/400 (ILE RPG, ILE CL) EPSMON A production monitoring System on AS/400. AS/400(ILE RPG, ILE CL) EzTest Complete web based Automated Testing Software for AS/400 and Mainframe J2EE(Struts,Springboot, Quarkus, Javlin,Hibernate),DB2/400, JToolBox, ILE RPG & ILE CL, MYSQL, Netbeans, JDerby VDMT Workflow/Dataload tool for Velocity Java, Webservices VLC Extension Framework used to build custom component for Velocity Application Java, SFTP, Socket, Swing, scripting  An effective communicator with strong analytical and problem-solving skills.  Very good in Project / Program Management including delivery and client relationship management  Possesses excellent leadership skills in executing managed services project adhering to SLA norms  In depth experience in software design, development, architecture and project management experience in Applications running in Windows, Oracle and J2EE, IBM AS/400, HP-UNIX and Linux platforms  Strong project management experience and delivered various business critical projects within schedule and cost  Proficient in designing & implementation of Middleware technologies, Custom Application Servers and Business Component Servers  Excellent experience in Legacy modernization and Tools Development on iSeries and Java platform.  Excellent knowledge and experience in managing application knowledge transition using structured techniques  Good understanding and experience in different aspects of ITIL , project management principles including scope, effort, schedule, resources, risk, quality and communication  Good exposure to preparation and presentation of governance reports to senior leadership  Good experience in driving efficiency gains and innovations in sourcing engagements  Coordinated with diverse workgroups such as Business, Infrastructure, Database, Development & Testing teams Specialized areas: AI Programming, Zugferd, mustang, Jasper, JT400, Teams API, PDF processing, Web application, Springboot, Foxpro/DBF migration, iSeries migration and Integration, Web Services and REST API implementation

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

I’m Wasi Abbas, a senior Website Developer & Digital Marketer with 8+ years of experience building high‑converting business and e‑commerce websites on WordPress, Laravel, and Shopify. I help startups, agencies, and established brands turn their ideas into fast, secure, and scalable web experiences that actually generate leads and sales. ​ Tech stack: WordPress, WooCommerce, Elementor Laravel, PHP, MySQL, REST APIs Shopify, Webflow, Wordpress custom themes HTML5, CSS3, JavaScript, jQuery, React basics What I can do for you: Business & portfolio websites (modern, mobile‑friendly, SEO‑ready) E‑commerce stores (WooCommerce / Shopify) with payment gateway & shipping setup Custom web applications in Laravel (dashboards, CRMs, booking systems, integrations) Speed optimization (Core Web Vitals, caching, image optimization, CDN setup) Landing pages for paid campaigns with tracking (GA4, GTM, Meta Pixel) Why clients hire me on Upwork: 20+ projects completed and 5‑star feedback over many years on Upwork. ​Strong communication (clear scope, regular updates, no surprises). ​Clean, maintainable code and long‑term support after delivery. ​ If you share a short brief (or an example site you like), I can recommend the best tech stack and send a clear plan, timeline, and fixed quote. Let’s build something that looks great and also performs.

SSO developer with 8+ years of experience in to identity and access management.Possess good knowledge on integrating different apps using SAML/OIDC/OAUTH. Possess experience in using different libraries for saml/oidc that includes below programming langauge: ★ NodeJs ★ ReactJS ★NestJS ★ Angular ★ PHP/larvel ★ Python ★ .NET Possess experience in using different identity providers such as : ★ KeyCloak ★ AzureAD ★ PINGFed/PingOne ★ Auth0 ★ OKTA ★ ISAM/ISIM ★ AWS ★ SailPoint

⭐⭐⭐⭐⭐ ✅ Top Rated by Upwork ✅ 100% Job Success ✅ 13+ Years Experience ✅ 85+ Successfully Completed Projects I help businesses build, fix, modernize, and scale real-world software — not tutorial projects. I’m a Senior .NET Developer & Architect specializing in ERP systems, SaaS platforms, eCommerce, and business-critical web applications. What I actually do • Design & develop ASP.NET / .NET Core applications that scale • Build ERP systems — multi-tenant, role-based, report-heavy • Create clean Angular & React frontends • Customize & extend nopCommerce, Sitecore & Umbraco • Integrate Microsoft Dynamics 365, APIs, payments & third-party services • Modernize and troubleshoot legacy systems that “everyone else touched but no one owned” AI-Augmented Development I actively use modern AI engineering tools including ChatGPT, Claude, GitHub Copilot, Gemini, Cursor, and Windsurf to accelerate development and improve engineering decisions. AI helps me with: ⚡ Faster code development & refactoring 🔍 Debugging and root-cause investigation 🏗️ Architecture exploration and technical planning 🧪 Test generation and code review 📚 Understanding unfamiliar/legacy codebases 🚀 Performance and optimization strategies 💡 Exploring alternative technical approaches But AI is the accelerator — my 13+ years of engineering experience is the driver. I don’t blindly copy AI-generated code. I review, validate, test, secure, and adapt it to the actual architecture, business requirements, and production environment. Why clients stick with me ✔ I think like a business owner, not just a coder ✔ I ask the right questions before writing code ✔ I communicate clearly — no ghosting, no jargon flexing ✔ I deliver maintainable systems, not spaghetti miracles ✔ I use AI to work smarter and faster, without compromising engineering quality If you want predictable delivery, clean architecture, modern AI-assisted development, and someone who treats your product like their own — let’s talk. I don’t chase gigs. I build long-term wins.