Hire the Best Bluetooth Specialists in Toronto, ON

Experienced R&D Engineer with over 10 years in the Electronic and Software Development .With my technical skills and experience, I am able to tackle complex problems and drive the development of cutting-edge technology. Skills: - Firmware development for microcontrollers and processors - IOT application development - Wireless module drivers and application - RF, Bluetooth/BLE, WiFi - Software Development in C ,C++ , C# - Schematic Design: Digital Systems, Analog boards, Power electronics. - TCP/IP, RS232, RS422, RS485, CAN-BUS, SPI, I2C, One wire, QSPI, Modbus

If you are a business owner, or someone with a brilliant idea, or secured a Large Scale project, If you are looking to turn complex geospatial data into practical, complete, custom built solutions, YOU ARE AT THE RIGHT PLACE. With a background in WebGIS development, remote sensing, data analysis, marketplace development and GeoAI, We design and deliver tools that make your spatial data work for you, not the other way around. Whether you need a complete GeoAI powered system or fully handled application/ product, or an interactive map app. What we do: -Bring idea to reality -Develop custom GIS web and mobile apps -Automate geospatial workflows in the cloud -Build smart spatial analytics using AI & machine learning -Handle remote sensing, image processing, and data extraction -Design and manage enterprise geodatabases -Create clear, interactive visualizations and 3D models Tools & Skills (included but not limited to): Web: React, Next.js, Angular, Node, Express Languages: Python, Java, C++, R Databases: PostgreSQL/PostGIS, MongoDB, Oracle, SQL Server GIS Software: ArcGIS Pro, QGIS, GRASS GIS, ERDAS Imagine, Google Earth Pro Mapping Libraries: Mapbox, Leaflet, OpenLayers, OSM Other: Data scraping, mining, visualization, AutoCAD, SolidWorks We're dependable, detail oriented, and easy to communicate with. We stick to deadlines, adapt to project changes, and always aim to deliver results that fit your exact needs, not off the shelf solutions. If you’re looking for someone who can handle the full cycle, from raw data to a working product, let’s have a detailed chat about your project and find the best approach to get it done right. Reach out anytime, We're ready to help you build what you need.

🥇 𝐓𝐨𝐩 𝟏% 𝐓𝐚𝐥𝐞𝐧𝐭 - 𝐄𝐱𝐩𝐞𝐫𝐭 𝐕𝐞𝐭𝐭𝐞𝐝 on Upwork. I help startups and product teams build fast, clean, and scalable mobile apps. 👨‍💻 As a senior full stack developer with over 15 years of experience, I build apps that help startups and businesses grow. 🔧 𝐖𝐡𝐚𝐭 𝐈 𝐃𝐨 - Mobile Apps (iOS + Android): 40+ apps delivered. 25+ published to the App Store (⭐ 4.7 avg). Performance optimized, CI/CD deployed, built to scale. - IoT & BLE: Deep expertise with ESP32, custom firmware, Bluetooth, and AWS IoT. Smart devices, real-time sync, low-latency control. - AI/ML Integration: ChatGPT, ML models, and automation embedded into mobile/web apps. 5+ AI chatbots, 4 ML features built. - Web Backend + Frontend: Full-stack engineer using Node.js, React, Laravel, MySQL. Solid APIs, fast UIs, maintainable code. 📱 𝐑𝐞𝐜𝐞𝐧𝐭 𝐖𝐨𝐫𝐤 - BLE-based TV Lift Controller: IoT app + firmware. 99.9% uptime. Reduced support tickets by 85%. - Fitness Social Platform (Flutter): Scaled to 50K+ users. 40% MoM growth. - QSR Ops Platform: Internal tool for 200+ fast food locations (Taco Bell, KFC, etc). Saved $1.2M/yr in ops cost. - Sports Team App: Booking, scheduling, payments. Now used by 15K+ hockey players. 🧰 𝐒𝐭𝐚𝐜𝐤 Mobile: Flutter, Dart, React Native, Swift Web: React.js, Node.js, Laravel IoT: BLE, ESP32, Arduino, AWS IoT AI: Python, OpenAI API, TensorFlow DevOps: CI/CD, GitHub Actions, Docker Tools: Figma, Postman, Firebase, MySQL ✅ 𝐖𝐡𝐲 𝐌𝐞? - Built MVPs and scaled platforms — not just code, real products - Own the process — architecture to deployment - Communicate clearly - Proactive - Detail-oriented

🚀 10+ Years | 12,000+ Hours | Mobile App Expert (Android • iOS • React Native • Flutter) I help startups, enterprises, and entrepreneurs turn ideas into high-performing mobile apps that users love. With 8+ years of experience and 12,000+ development hours, I’ve built 100+ apps across industries — FinTech, Telemedicine, E-commerce, Social Media, Logistics, and more. My focus: Apps that are fast, secure, scalable — and delivered on time. 💡 What I Deliver: :- Native & Cross-platform Apps – Android (Java/Kotlin), iOS (Swift/Objective-C), React Native, Flutter :- End-to-End Development – from UI/UX to backend (API, AWS, security) :- Third-party Integrations – Facebook, PayPal, Google Maps, In-App Purchase, Plaid, Dwolla :- Special Features – Sensor-based apps (Accelerometer, Gyroscope), mobile games, HIPAA-compliant healthcare apps :- Performance Optimization – Fast load times, smooth animations, low battery usage 🛠 Why Clients Hire Me: ✅ Proven track record – 12,000+ hours, 100+ apps launched successfully ✅ Clear communication – Regular updates, no guesswork ✅ Quality & Deadlines – 100% commitment to both ✅ 24/7 Availability – I work in your timezone when needed Whether you need a brand-new app or improvements to an existing one, I’ll bring technical expertise, creative problem-solving, and business understanding to make your project succeed. 📩 Let’s build your next successful app together.

🌟 100% Job Success Ratio 👨‍💻 10+ Years in Mobile App Development 💼 30+ Successfully Completed Projects 🚀 Hello! I'm Vivek, a seasoned Senior Software Developer and passionate tech enthusiast. I'm eager to assist you in crafting top-tier, modular software that aligns with your requirements while prioritizing performance and security. Why to hire me among thousands of other freelancers? I distinguish myself through an unmatched commitment to work quality and professionalism. Establishing trust with clients and fostering effective communication are integral components of my skill set. As a developer, I strive to keep up-to-date with the latest techs from Android and Apple, and use each standard introduced with ease while following the best guidelines in order to make my code readable and maintainable. I thrive on challenges! With a positive mindset, I approach every task with determination, doing whatever it takes and never giving up. IoT & Bluetooth Development: Experienced in Bluetooth Low Energy (BLE), ESP32 firmware development, IoT hardware integration, and AWS IoT services, with a strong focus on enabling smart device connectivity. Skills: ------- ✔ Cross-platform app development, ✔ RESTful API integration, ✔ Android components (Activities, Services, Broadcast Receivers, Content providers) ✔ Fragments API, Intents, etc. ✔ Java Core, Threads, Collections. ✔ Payment and Social media SDKs integration ✔ Firebase, FreshChat, Socket.io for chat-based application ✔ Voice, Chat and Video calling integrations ✔ Google Map, Ads, In-App Purchase, In-App Billing implementation Version control and Issue tracking - Git, Bitbucket - Trello, JIRA My Working pattern: - Following Complete agile methodology - Trello/Pivotal Tracker implementation - Implementation using best architecture patterns But don't just take my word for it – let my work speak for itself. Check out my portfolio to see some of my past projects and success stories. Don't hesitate to reach out! Your project deserves the expertise and commitment that I bring to the table. Thanks, Vivek