Bluetooth Low Energy Developers para contratar
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Freelancers patrocinados
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Contratar kareemmaize
Great software starts with more than good code. It takes the right architecture, clear technical decisions, and someone who can carry the product from idea to production without losing sight of the business goal. I’m a Senior Full-Stack & AI Engineer with 10+ years of experience building complex web platforms, mobile...Great software starts with more than good code. It takes the right architecture, clear technical decisions, and someone who can carry the product from idea to production without losing sight of the business goal. I’m a Senior Full-Stack & AI Engineer with 10+ years of experience building complex web platforms, mobile applications, AI-powered products, enterprise systems, and connected-device solutions. Core Expertise: React / Next.js, Node.js / NestJS, Python / FastAPI, .NET, Laravel, Flutter, React Native, Kotlin | AI / LLM / RAG | SaaS Platforms | Cloud Architecture | Embedded & IoT | ESP32, Arduino, BLE / GATT, MQTT What I Can Build: ✅ AI & Intelligent Automation LLM-powered applications, RAG systems, AI assistants, document processing, workflow automation, predictive solutions, and AI integrations ✅ SaaS & Full-Stack Platforms Marketplaces, subscription platforms, payment systems, dashboards, admin portals, role-based applications, and real-time products ✅ Mobile Applications iOS and Android apps, Flutter, React Native, native Android, BLE-connected apps, subscriptions, in-app purchases, and store release support ✅ Embedded & IoT Solutions ESP32, Arduino, BLE/GATT, MQTT, sensors, firmware integration, device control, telemetry, OTA workflows, and device-to-cloud systems ✅ Enterprise & Third-Party Integrations ERP/CRM integrations, SharePoint, NetSuite, Stripe, Supabase, APIs, automation platforms, cloud services, and custom business workflows ✅ Production Engineering Existing codebase audits, architecture improvements, performance optimization, security hardening, deployment, release issues, and complex debugging How I Work I take ownership of the technical side of a project, communicate clearly, and focus on building solutions that are reliable, maintainable, and ready for real users. Whether you’re starting with an idea, scaling an existing product, or dealing with a system that needs experienced technical direction, I can step in and move it forward. If you’re looking for an engineer who can understand the bigger picture, handle the difficult technical details, and deliver with confidence, send me your project requirements and let’s build it the right way. menos -
Contratar KeshavInfotech
KeshavInfotech KeshavInfotech
$15 USD / hora
Quick & Affordable AI Dev: Mobile, Web, Games, IoTIndia18+ Years | Unity Games, Mobile & Web Apps | Top-Ranked on Freelancer Hi there! I'm Ghanshyam, and I lead the team here at Keshav Infotech. Our journey started in 2006. Back then, my partner Samir and I had just three computers (one was borrowed!) and a tiny workspace. Today, we have grown into a team of 75+ experts...18+ Years | Unity Games, Mobile & Web Apps | Top-Ranked on Freelancer Hi there! I'm Ghanshyam, and I lead the team here at Keshav Infotech. Our journey started in 2006. Back then, my partner Samir and I had just three computers (one was borrowed!) and a tiny workspace. Today, we have grown into a team of 75+ experts working from our 5,000-sq-ft office. We aren't just "tech guys." We are "techpreneurs" who love building great products. Game Development Building games is some of the most rewarding work we do. Our team develops high-quality Unity games, and we bring the same discipline to a game project that we bring to any app: clear planning, tight testing across devices, and regular reviews so you always know where things stand. If you have a game idea, we would love to hear it. Everything Else We Build Games are one part of what we do. Over 18 years we have built a wide range of products for our clients: Mobile Apps: iOS, Android, and Flutter Specialized Apps: BLE, IoT, NFC, and Hardware integration Web Development: Laravel, Node.js, React, Vue, WordPress, and Shopify Design: Modern UI/UX design for apps and websites Why Work With Us? We combine 18 years of deep experience with the speed of modern AI. Faster Delivery: We use the latest AI tools (Cursor, Claude, ChatGPT) to write and check code faster. Better Pricing: By working efficiently and reusing our own tested components, we save time on manual tasks and pass those savings on to you. Proven Quality: We are in the Top Rank of the Freelancer.com community with a very high repeat-hire rate. How We Work (Step-by-Step) We follow a clear process so there are no surprises: Scope: We create a detailed study document of your requirements. Planning: We build wireframes and data flow diagrams. Design: We create the system design and all app screens. Testing Plan: We define test cases for all devices. Development: Our team starts the programming phase. Review: Regular updates and reviews with you. Launch: Final testing, bug fixing, and deployment to your server. Availability & Communication Response Time: Usually within 12 hours. Working Days: Monday to Saturday. Working Hours: 10:00 AM to 8:00 PM. Our goal: We aren't looking for a "one-time project." We want to build a long-term business relationship with you. We guarantee our work and won't stop until you are 100% happy. Ready to start? Let's chat about your project! menos -
Contratar AdeelAslam4
We'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,...We'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. menos -
Contratar winmaclin
⭐ Top 2% on Freelancer.com | Narola Infotech - Digitalising Businesses Since 2005 ✎ About Us We are Narola Infotech, a globally recognized IT solutions company with 20+ years of experience delivering high-performance web, mobile, and enterprise software solutions to 1500+ happy clients across 50+ countries. Trusted...⭐ Top 2% on Freelancer.com | Narola Infotech - Digitalising Businesses Since 2005 ✎ About Us We are Narola Infotech, a globally recognized IT solutions company with 20+ years of experience delivering high-performance web, mobile, and enterprise software solutions to 1500+ happy clients across 50+ countries. Trusted by Fortune companies like CGI, L&T, Infosys, Biocon, and TVSNext. We don't just build software, we build lasting partnerships. Our approach is simple: understand your vision, deliver beyond expectations, and stay with you every step of the way. ✎ Why Choose Us? ➬ 20+ Years of Industry Experience ➬ 350+ Talented IT Professionals ➬ 3000+ Successfully Delivered Projects ➬ 95% Client Retention Ratio ➬ 4.9 ⭐ Clutch Rating ➬ 100% Project Success Ratio ➬ Clutch Top 1000 Companies Global 2022 ➬ Best Outsourcing Company - SGCCI ✎ Our Services ➬ Custom Web & Mobile App Development ➬ Custom Enterprise Software Development ➬ AI/ML & Data Analytics Solutions ➬ QA & Software Testing (Automation, Security, Performance) ➬ DevOps, Cloud Migration & Managed Services ➬ Salesforce Consulting, Implementation & Support ➬ Staff Augmentation - Dedicated Teams or Individual Developers ➬ Support & Maintenance ✎ Tech Stack ➬ Frontend: ReactJS, AngularJS, VueJS, NextJS, NuxtJS ➬ Backend: Node.js, Java, PHP, Laravel, .NET, Python, Django, WordPress ➬ Mobile: Flutter, React Native, iOS (Swift), Android (Java/Kotlin) ➬ Cloud & DevOps: AWS, Azure, Docker, Kubernetes, Jenkins, CI/CD, Terraform ➬ Database: MySQL, MongoDB, PostgreSQL, Firebase, MS-SQL ➬ Other: Salesforce, MS Dynamics 365, Power Platform, Big Data, AI/ML, Automation ✎ Industries We Serve ● Fintech ● Healthcare ● Retail & Ecommerce ● Education ● Real Estate ● Media & Entertainment ●Transport & Logistics ✎ Our Strengths ➬ Agile Development Methodology ➬ Daily & Weekly Progress Reports ➬ Clear Communication & Collaboration ➬ 100% Plagiarism-Free & Secure Delivery ➬ Guaranteed Data Privacy & NDA Protection ➬ Flexible Engagement Models: ● Fixed Cost ● Time & Material (Hourly) ● Dedicated Team ● Hybrid Model (Fixed + Hourly) ✎ Our Promise "You will get the value of every penny you spend. We are committed to driving your business forward with reliable, quality solutions powered by technology and innovation." - Ashish Narola, CEO menos -
Contratar RomanGolovin1
I am a Senior Full-Stack Developer with over 7 years of experience in designing, developing, and optimizing web applications. My expertise spans both front-end, back-end technologies and cloud platforms, including JavaScript (React, Angular, or Vue.js), Node.js, Python,AWS, Azure and databases like PostgreSQL and...I am a Senior Full-Stack Developer with over 7 years of experience in designing, developing, and optimizing web applications. My expertise spans both front-end, back-end technologies and cloud platforms, including JavaScript (React, Angular, or Vue.js), Node.js, Python,AWS, Azure and databases like PostgreSQL and MongoDB. I specialize in building scalable, high-performance applications, leading development teams, and implementing best coding practices. I am passionate about creating efficient, secure, and user-friendly solutions that drive business growth. With a strong foundation in Agile methodologies and DevOps practices, I thrive in fast-paced environments where innovation and problem-solving are key. I look forward to contributing my skills to challenging and impactful projects. menos -
Contratar DrSyafiq
Greetings! I am a Techpreneur that have more than 9 years expertise working in varied applications of Internet of Things (IoT) which includes UI/UX Design, Web/Mobile App Development, Automation, API Integration, Embedded System, Business Intelligence, Smart Buildings, Supply Chain Management, Tracking/Monitoring...Greetings! I am a Techpreneur that have more than 9 years expertise working in varied applications of Internet of Things (IoT) which includes UI/UX Design, Web/Mobile App Development, Automation, API Integration, Embedded System, Business Intelligence, Smart Buildings, Supply Chain Management, Tracking/Monitoring System, VR/AR Applications, Desktop/Mobile Game Simulators, Green Solutions, FinTech, Drone Software and many more. I have work across all industries with small, medium and large businesses. My skills include but are not limited to: Programming Language: • PHP (Laravel, Codeigniter, Yii, Cakephp) • HTML • CSS • ASP.Net • C++ • C# • Visual Basic • Javascript (Node.js, Vue.js, Vanilla.js, Electron.js, Express.js, Angular.js, React.js, Next.js) • Flask • Django • Python • CMS Framework: • Odoo (ERP) • Wordpress/Woocommerce • Joomla • Drupal • Magnento • Pretashop • Shopify • Moodle • Koha Library • Mobile Framework: • Native iOS (Swift) • Native Android (Java/Kotlin) • Flutter • Ionic • Phonegap • React Native • Xamarin • WebRTC • Jitsi-Meet • Zoom API • BigBlueButton • Agora • Game Development / Augmented Reality (AR) / Virtual Reality (VR): • Unity3D • Unreal Engine • ARKit • ARCore • ARFoundation • Vuforia • Hologram • Three.js • HTML5 • Blender • Engineering / Geolocation Software: • Autodesk (CAD, Revit, Maya, 3ds Max, Forge API, Dynamo) • QGIS • SGlobe • Flightradar24 • SCADA • HMI • PLC • UI / UX Prototype: • Figma • Balsamiq Mockup • Adobe XD • Computing Software: • MatLab • Wolfram Mathematica • Origin Pro • Excel • Tableau • R-Programming • LabView • OpenCV • TensorFlow • Database: • MySQL • MSSQL • MongoDB • SQLLite • PostgreSQL • Google Firebase • Server: • Linux • Windows • MacOS • Cpanel • Cloud AWS (EC2, Lightsail, S3) • Management Tools: • Microsoft Projects • Bitbucket • Gitlab • Hardware: • Drone/UAV • Smartwatch • Sensor • Arduino • High Power Laser • GPS • CCTV • ADSB Radar • Classic Bluetooth/Bluetooth Low Energy (BLE) • I have successfully received a PhD in Physics, Major in Artificial Intelligence and I am actively involved in engineering and scientific research. If you are interested with any of my services, please do not hesitate to contact me. I will Guarantee you will have a Friendly Experience. Let's Digitize your Dreams..!! Warmest regards, Dr. Syafiq Affandi menos -
Contratar zeeshan5121472
zeeshan5121472 zeeshan5121472
$20 USD / hora
Senior Flutter Developer | Python | Node.js | AIPakistanI am a **Full Stack Developer** and **Flutter App Developer** with **9+ years of experience** building scalable web applications, mobile apps, SaaS platforms, AI solutions, WordPress websites, and blockchain applications. I help startups, businesses, and agencies turn ideas into secure, high-performance,...I am a **Full Stack Developer** and **Flutter App Developer** with **9+ years of experience** building scalable web applications, mobile apps, SaaS platforms, AI solutions, WordPress websites, and blockchain applications. I help startups, businesses, and agencies turn ideas into secure, high-performance, production-ready digital products. ## My Expertise * Flutter App Development (Android & iOS) * Cross-Platform Mobile Development * Full Stack Web Development * React.js & Next.js Development * Node.js Development * WordPress & WooCommerce Development * AI & LLM Integrations * Blockchain & Web3 Development ## Tech Stack **Frontend:** Flutter, FlutterFlow, React.js, Next.js, Vue.js, JavaScript, TypeScript, Tailwind CSS **Backend:** Node.js, Express.js, Nest.js, Python, Django, Flask, FastAPI **Databases:** MongoDB, PostgreSQL, MySQL, Firebase, Supabase **Cloud & DevOps:** AWS, Azure, Google Cloud, Docker, Kubernetes, GitHub Actions **Blockchain:** Solidity, Smart Contracts, Web3, NFT, DeFi **CMS:** WordPress, WooCommerce, Elementor ## What I Build * Mobile Apps (Android & iOS) * SaaS Platforms * Admin Dashboards * AI Chatbots & Automation Tools * eCommerce Platforms * Booking & Marketplace Systems * Healthcare & FinTech Apps * Education & Delivery Apps * Custom APIs & Business Tools ## Flutter Development I develop high-performance Flutter applications with Firebase, REST APIs, payment gateways, authentication, push notifications, maps, chat, subscriptions, admin panels, and real-time features. ## WordPress Development I build and customize WordPress websites, WooCommerce stores, Elementor sites, custom themes, plugins, API integrations, payment gateways, and optimize website performance. ## Why Choose Me? * 8+ years of professional development experience * Clean, scalable, and secure code * Modern UI/UX and responsive design * Transparent communication * Milestone-based delivery * Long-term support after launch If you're looking for a **Flutter App Developer, Full Stack Developer, React.js Developer, Next.js Developer, Node.js Developer, WordPress Developer, AI Developer, or Blockchain Developer**, I'd love to help build your next product. **Let's connect and build something great together.** menos -
Contratar zuoe1
I’m a developer working across web, mobile, AI, GIS mapping, and BIM support, helping clients build solutions that are not only functional but genuinely useful in real-world work. I work on projects from concept to completion, combining technical development with a practical understanding of how different systems,...I’m a developer working across web, mobile, AI, GIS mapping, and BIM support, helping clients build solutions that are not only functional but genuinely useful in real-world work. I work on projects from concept to completion, combining technical development with a practical understanding of how different systems, data, and workflows need to come together. My background includes frontend and backend development, mobile-friendly systems, AI integration, GIS mapping and spatial analysis, and BIM-related support for design, coordination, and construction processes. This combination allows me to work on a wide range of projects, from business websites and custom platforms to smart automation tools, mapping systems, and BIM-connected technical solutions. I value clean development, dependable results, and straightforward communication. Whether the project is small and focused or large and multi-layered, I aim to deliver work that is scalable, maintainable, and aligned with the client’s actual goals. If you need someone who can handle web development, AI features, GIS workflows, and BIM-related support with a practical and detail-focused approach, I’d be glad to help. menos -
Contratar ozbas
I am a Full-Stack software engineer with Web and Mobile(Android & iOS) applications and also Multi solution developer having deep knowledge and a great experience with over 10 years. ★ My SKILL SET IS BELOW - Hybrid app development: Flutter, React Native - Firebase/FCM/Push Notification, GPS/ Google Map apis. -...I am a Full-Stack software engineer with Web and Mobile(Android & iOS) applications and also Multi solution developer having deep knowledge and a great experience with over 10 years. ★ My SKILL SET IS BELOW - Hybrid app development: Flutter, React Native - Firebase/FCM/Push Notification, GPS/ Google Map apis. - Frontend: React/Redux.js, Vue/Vuex.js, Angular, HTML5, Bootstrap 4/5, TailWind, Sass, CSS3, - Backend: PHP( Laravel, CodeIgniter, CakePHP, Zend ), Node.js/ Express.js, JAVA, ASP.NET, - Integrating Payment gateway APIs like PayPal, Braintree, Stripe, etc. - Third-Party Integration Firebase real-time & Firestore, Twillo, Tradingview, Algolia, SendGrid Email, Google Translator, Google Cloud Apis, etc - Social networking such as Google, Facebook, Instagram, LinkedIn, Twitter APIs... - python AI automation I will always be faithful to your project as well as will do my best of the bests for your business to be succeeded. Also, I will keep you follow in daily communication, free technical support, and will provide you well-commented source after the app is successfully completed. Please send me a message me and let’s discuss further detail for your project. I am always ready for you. Thank you from @Özgür. menos -
Contratar natesd
Staff-level software engineering with 20+ years building production systems for startups and global companies including Cisco Systems and Qualcomm. We design and deliver complete solutions end-to-end, from low-level real-time infrastructure to full-stack web and mobile applications. What we do: - Real-Time &...Staff-level software engineering with 20+ years building production systems for startups and global companies including Cisco Systems and Qualcomm. We design and deliver complete solutions end-to-end, from low-level real-time infrastructure to full-stack web and mobile applications. What we do: - Real-Time & Performance-Critical Systems — low-latency apps, streaming, audio/video, embedded firmware - AI Integration — RAG systems, speech processing, LLMs built into real products - Full-Stack & Mobile — modern web apps and cross-platform mobile on solid backend architecture - Business Automation — Power Automate, Excel/VBA, Power BI dashboards, Sage, Office integrations - CAD & 3D — Solidworks, AutoCAD, STL modeling, HVAC load calculations - Web Platforms — WordPress, Joomla, Shopify, PHP menos
