Hire the Best MQTT Specialists
in India

IoT Solutions Experts | Thingsboard Expert, LoRaWAN & Chirpstack | AI | MQTT | LLM I am an experienced IoT solutions developer with a strong focus on Thingsboard and Chirpstack platforms. With over 12+ years of experience in the IoT industry, I specialize in creating robust, scalable, and efficient IoT solutions that meet the diverse needs of businesses across various sectors. With a focus on crafting scalable IoT architectures and managing backends, I excel in ensuring projects surpass business objectives. My comprehensive background enables seamless integration between cloud development and physical devices, facilitating cohesive operations between firmware/hardware and cloud development teams. Core IoT Services Offered: ✅Design and Implementation of IoT Platforms (PaaS) ✅Tech Stack Evaluation and Selection for Optimized IoT Platforms ✅Strategic Consultancy in IoT for Business Enhancement ✅Development of Cloud-based IoT Solutions specializing in AWS & Azure IoT ✅Advanced Edge Computing, IoT Gateways, and Hybrid Solutions for Seamless Integration ✅End-to-End LoraWAN Solutions for Diverse IoT Applications ✅Data Analytics and Visualization for Effective IoT Data Interpretation ✅Expert Communication and Synchronization with Firmware/Hardware Teams for Efficient Device-Cloud Integrations ✅Audit and Consultancy for IoT Cybersecurity to Ensure Secure IoT Solutions ✅Professional Training on IoT for Skill Enhancement and Knowledge Sharing ✅Intelligent Infrastructure Monitoring ✅AI-based web applications ✅Smart-building Energy monitoring system ✅Full CRUD UI for Database management 🌐 IoT Solutions with LoRaWAN: As a LoRaWAN specialist and chirpstack contributor, I specialize in designing and implementing IoT solutions that leverage the LoRaWAN protocol for long-range communication. From sensor integration to network architecture design, I can help you build reliable and cost-effective IoT systems for various industries. Specialized IoT Platform Expertise: 🌟 Thingsboard – Your Ultimate IoT Solution: ✅Scalable Cloud Deployments: Mastery in deploying both Professional and Community Editions, with an eye for upgrades and scalability. ✅Integration Mastery: Seamless device management and data flow with MQTT, HTTP, LoRaWAN, and major cloud IoT cores. ✅Custom Visualization: Designing insightful, custom dashboards and widgets for comprehensive data analysis. ✅Automation & Efficiency: Crafting complex rule chains for smart, automated decision-making processes. 🌟AWS ✅AWS IoT Core, Device Management, Greengrass, Lambda, Kinesis, QuickSight, SageMaker, EC2, CloudFront, AWS RDS, AWS MSK 🌟Azure: ✅Azure IoT Hub, Device Provisioning Service (DPS), Event Hub, Azure Functions, CosmboDB, PostgreSQL 🌟 Datacake – Simplifying LoRaWAN Monitoring: ✅LoRaWAN Monitoring: Specializing in robust monitoring solutions tailored to your specific needs. 🌟 Home Assistant & Node-Red – Smart Automation & Integration: ✅Smart Home Automation: Leveraging MQTT, Zigbee2MQTT, Zwave for advanced home automation solutions. ✅Custom IoT Workflows: Designing custom integrations and flows in Node-Red for personalized IoT applications. 🌟LoRaWAN and Communication Protocols Expertise: ✅LoRaWAN Deployment & Integration: Expert deployment of LNS servers on the cloud, including Chirpstack and The Things Network, with ongoing support and maintenance. ✅Custom Solutions for Various Industries: Offering tailored decoder scripts and solutions for industries like smart cities, agriculture, and construction. ✅ MQTT (Mosquitto, EMQX, TBMQ, HiveMQ), AMQP ✅Zigbee ✅Zwave 🌟Databases: ✅InfluxDB, PostgreSQL, Cassandra 🌟Data Analytics & Scripting: ✅Powerful Analytics Tools: Utilizing Kafka, AWS Kinesis, Trendz Analytics and Power BI to derive meaningful insights from complex data sets. ✅Python Scripting & Microservices: Building scalable API solutions and microservices with a rich library of tools for IoT integration. 🏆 Why Choose Me? 1. Proven expertise in .NET Core development, LoRaWAN, and ThingsBoard. 2. Strong problem-solving skills and attention to detail. 3. Dedication to delivering high-quality solutions on time and within budget. 4. Excellent communication skills and a collaborative approach to project management. 5. Client satisfaction is my top priority - I'm committed to exceeding your expectations! 6. Custom Solutions: Tailored IoT solutions to meet specific business needs and objectives. 7. End-to-End Support: Comprehensive support from initial consultation through deployment and maintenance. 8. Innovation and Quality: Commitment to delivering high-quality, innovative solutions that drive business growth. I have been an official contributor to chirpstack for the last 10+ years and customize chirpstack for my clients Ready to take your IoT projects to the next level? Let's discuss how I can help you achieve your goals with cutting-edge IoT solutions. Feel free to reach out for a consultation or to view more detailed case studies of my work.

Roboticist, Tinkerer, Research enthusiast and a passionate geek. IoT at my core now. AWS SAA. IoT Specialist. Cloud experience: - Know - GCP, Google IoT core, cloud functions - Know - Azure IoT Hub, Azure functions - Skilled - Amazon AWS , AWS IoT, AWS IoT Analytics, DynamoDB, Lambda, SNS - Skilled - MQTT and MQTTS server setup - Skilled - Private LoRaWAN server setup - Skilled - Node-Red and node-red dashboard for poc - Skilled - Grafana dashboard, influxDB, Snowflake - Skilled - Nginx and https along with dns management - Know - AWS RDS, MySQL, Postgresql, MongoDB Embedded Platforms worked on: - Raspberry pi - for gateway and end device - nRF51,52 - BLE beacons, asset tracking,etc - MSP430 - for ultra low power - STM32 - using embed os - ESP8266 and ESP32 -- mongoose os - Arduino - uno,mega, etc for rapid prototyping and PoC Softwares and Languages: - Eagle, diptrace for PCB design - Segger embedded studio, Keil - Mongoose os - Python and uPython - Node Js, Node-Red - Arduino, Visual Studio Code - Bit of HTML, CSS and JS I am a quick learner and like to explore new technologies. Currently exploring Snowflake and AI-IOT which I feel is the next thing as AI is growing. I have already worked on these many protocols: - RS232/485(Modbus), TCP(Modbus) - Xbee - Bluetooth - BLE (nordic) - GSM - Ethernet - WiFi - SPI/I2C - SNMP - MQTT/HTTP REST API - LoRa/LoRaWAN - private network I have worked on AWS serverless architecture using AWS IoT-AWS IoT Analytics-Quicksight and Lambdafunction-APIgateway-webapp. "Any sufficiently advanced technology is indistinguishable from magic"

Building a connected product is hard. It requires expertise across hardware, embedded systems, mobile applications, cloud infrastructure, AI, and the ability to bring all of those pieces together into a production-ready solution. That's where I help. I work with startups, scale-ups, and enterprises to architect and build connected products—from embedded devices and IoT platforms to AI-powered mobile applications and scalable cloud infrastructure. Whether you're building a connected vehicle platform, a medical device, an industrial IoT solution, or the next generation of smart products, I can help take it from concept to production. Over the past 15+ years, I've delivered production software across Connected Vehicles, Telematics, MedTech, Industrial IoT, Transportation, and Enterprise Mobility. Before founding LogiQlink Technologies, I spent over 12 years at Treeline Interactive in San Diego, progressing from Senior Mobile Engineer to Mobile Tech Lead and eventually Head of India Operations. During that time, I worked directly with US startups and enterprises, leading distributed engineering teams and delivering complex connected products used in production. Today, as Founder and Director of LogiQlink Technologies, I continue to help companies build connected products by combining deep technical expertise with hands-on engineering leadership. CORE EXPERTISE Connected Products & IoT • End-to-end connected product development from hardware prototyping to cloud deployment • Embedded Linux, AOSP, and Android Automotive OS (AAOS) • BLE, CAN Bus, MQTT, sensor integration, and industrial communication protocols • Device connectivity, real-time data pipelines, and remote device management platforms AI & Intelligent Systems • AI-powered features for mobile and connected devices • Machine learning integration and on-device inference • Computer Vision, predictive analytics, and intelligent automation Cloud & Backend • AWS and Firebase architecture, deployment, and scaling • REST APIs, GraphQL, backend development, and real-time systems • Event-driven architecture, CI/CD, and scalable cloud infrastructure Mobile Applications • Native Android (Kotlin/Java) and iOS (Swift) • React Native and Flutter • Production mobile applications for connected products, MedTech, transportation, and enterprise platforms HOW I ENGAGE Fractional CTO I help startups define technical strategy, architect scalable platforms, build engineering teams, and make critical technology decisions without the cost of a full-time CTO. Solution Architect I design scalable systems from the ground up—including cloud architecture, hardware-software integration, APIs, and connected product platforms—so your team starts with the right technical foundation. Hands-on Engineer I still enjoy building products. Whether it's a mobile application, embedded firmware, an IoT platform, or a cloud backend, I write clean, maintainable, production-quality code. Engineering Leader I've built and managed distributed engineering teams across the US and India and can help recruit, mentor, and scale engineering organisations for long-term success. WHO I WORK WITH • Startups looking for a technical co-founder or Fractional CTO • Product companies building connected devices and IoT platforms • Automotive, fleet, and mobility technology companies • Medical device and digital health companies • Industrial IoT and enterprise software teams Whether you need a Fractional CTO, Solution Architect, or hands-on engineer, I bring the technical depth to build production-ready systems and the leadership experience to turn ambitious ideas into successful products. If you're building a connected product, I'd love to discuss how I can help.

I help companies design, build, and scale industrial-grade IoT platforms — from edge devices to cloud and real-time dashboards. With 10+ years of experience, 36+ projects, and 35,000+ connected devices, I specialize in delivering production-ready IoT systems that are scalable, secure, and reliable in real-world environments. 🔧 What I Do 🧠 IoT Architecture (End-to-End) • Edge → Gateway → Cloud → Dashboard design • Multi-tenant IoT platforms • High-throughput telemetry pipelines • Real-time monitoring & alerting systems ⚙️ Industrial & Edge Integration • Protocols: MQTT, OPC UA, Modbus (RTU/TCP), DNP3, IEC104, CAN/J1939 • PLC, SCADA, RTU integrations • Edge computing (Python, Docker, Linux-based gateways) • Offline-first and low-bandwidth architectures ☁️ Cloud IoT (AWS & Azure) • AWS IoT Core, Lambda, API Gateway, DynamoDB, Timestream • Azure IoT Hub, Event Hub, IoT Edge, Digital Twins • Secure device onboarding (X.509, JITP/JITR) • Scalable ingestion (Kafka/Kinesis-based pipelines) 📊 Dashboards, Data & Analytics • ThingsBoard (CE & PE) – custom dashboards, rule chains • Grafana, InfluxDB, Timeseries analytics • Real-time event processing & anomaly detection 🔄 Deployment & DevOps • Docker, Kubernetes, CI/CD pipelines • OTA updates & device lifecycle management • Production monitoring, logging, and scaling 💡 Key Strengths ✔️ Designed systems handling thousands of devices & high-frequency data ✔️ Strong in Edge + Cloud combined architecture (not just one side) ✔️ Experience with industrial environments (Oil & Gas, Energy, Fleet, Smart Infra) ✔️ Focus on performance, reliability, and long-term scalability ✔️ Able to translate business problems into technical IoT solutions 🤝 Let’s Build Something Scalable If you need someone who can own your IoT system end-to-end — from architecture to deployment — I can help. 👉 Message me with your use case, and I’ll propose a clear, scalable solution approach.

✅ Solution Architect | Full-Stack | DevOps | Cloud | AI/ML | LLM Apps | IoT Hi, I’m Niladri — a Solution Architect and Full-Stack Developer with 15+ years of experience helping startups, SaaS companies, and enterprises design, build, automate, and scale secure, production-ready software systems. Clients hire me when they need more than a coder. They need someone who can understand the business goal, design the right architecture, build the product, automate infrastructure, integrate AI where it adds value, and keep the system scalable, maintainable, and cost-efficient. I can work as a senior engineer, architect, DevOps consultant, technical lead, or long-term technology partner. 📊 Skill Ratings DevOps & Cloud Architecture – ▓▓▓▓▓▓▓▓▓▒ 9.5/10 Solution Architecture – ▓▓▓▓▓▓▓▓▓▒ 9.5/10 Backend & API Engineering – ▓▓▓▓▓▓▓▓▓░ 9/10 AI/ML & LLM Integration – ▓▓▓▓▓▓▓▓░░ 8/10 IoT & Embedded Electronics – ▓▓▓▓▓▓▓▓░░ 8/10 Frontend Development – ▓▓▓▓▓▓▓░░░ 7/10 Mobile App Development – ▓▓▓▓▓▓▓░░░ 7/10 🚀 What I Can Help You With ☁️ Cloud, DevOps & Platform Engineering I design and deploy cloud-native infrastructure using AWS, Google Cloud, Azure, DigitalOcean, Heroku, and hybrid/on-premise systems. AWS: EC2, S3, RDS, Lambda, ECS, EKS, Fargate, DynamoDB, CloudFront, Route 53 GCP: Cloud Run, GKE, Firebase, Cloud SQL, BigQuery, Pub/Sub, AI APIs Azure: Functions, App Services, PostgreSQL, DevOps, cloud migration Core DevOps: Docker, Kubernetes, Helm, Terraform, CI/CD, GitHub Actions, GitLab, Jenkins, Bitbucket Pipelines, monitoring, backups, security hardening, high availability, and cost optimization. 🤖 AI/ML, LLM Apps & Automation I help businesses integrate AI into real products and workflows: LLM applications, OpenAI/AWS AI/Google AI integrations, RAG knowledge-base systems, AI chatbots, document processing, vector search with PostgreSQL/pgvector, recommendation engines, predictive analytics, and workflow automation. My focus is not just adding AI features — I design AI systems that are useful, secure, measurable, and practical. 💻 Full-Stack Web Development I build scalable web applications with clean architecture and maintainable code. Backend: Node.js, NestJS, Express, TypeScript, Python, Django, Flask, FastAPI, Java/Spring Boot Frontend: React.js, Next.js, Vue.js, Angular, admin dashboards, SaaS portals Databases: PostgreSQL, MySQL, MongoDB, Redis, DynamoDB, MariaDB, MS SQL I focus on API performance, database design, authentication, authorization, security, testing, and maintainability. 🔗 API Development & SaaS Integrations I build APIs, webhooks, integration layers, and event-driven systems. Experience includes Amazon MWS/SP API/Ads API, QuickBooks Online/Desktop, Xero, FreshBooks, HubSpot, Salesforce, Zoho, Zendesk, Stripe, Twilio, Slack, Asana, REST, GraphQL, Webhooks, Microservices, and Event-driven Architecture. 📱 Mobile App Development React Native, Flutter, and PWAs with real-time chat, push notifications, payments, GPS tracking, offline sync, dashboards, and cloud backend integration. 🌐 IoT & Embedded Systems Embedded Linux, Buildroot, Arduino, ESP, Raspberry Pi, RTOS, FPGA, Petalinux, RFSoC, ZCU111, XRF8, I2C, SPI, UART, TCP, MQTT, sensor integration, and firmware-to-cloud-to-dashboard platforms. 🧠 Technical Leadership I support teams with architecture, cloud review, code/PR review, CI/CD setup, security planning, database/API design, bottleneck resolution, team grooming, scalability planning, and engineering best practices. 🌟 Why Clients Hire Me ✔️ 15+ years of hands-on software, cloud, DevOps, AI, and IoT experience ✔️ Strong mix of architecture, development, automation, and technical leadership ✔️ Ability to work independently or lead a technical team ✔️ Experience with SaaS, fintech, e-commerce, AI, cloud, API integrations, and IoT systems ✔️ Practical mindset: I design systems that can be built, deployed, scaled, and supported ✔️ Strong focus on clean code, security, documentation, automation, and maintainability I don’t just deliver code — I help you build a reliable product, scalable platform, and stronger technical foundation. ⭐ Client Feedback “Nil headed up a full backend solution including RESTful API and AWS cloud setup. He is knowledgeable, understands your needs, and delivers creative, high-quality solutions.” — Douglas Stirling “Nil is an excellent developer — quick to grasp requirements, easy to communicate with, and always delivers well-tested, first-class work.” — Sat Sindhar “Niladri is a highly experienced full-stack programmer with thorough knowledge across technologies. I am extremely satisfied with his services.” — Vishal Agarwal “Niladri is the best at what he does. Very easy to communicate with, delivers flawless work, and provides great support after the job is done.” — Muzaffer Selimbeyoglu 📌 Background Degree in Computer Science CCNA | RHCE Diploma in Computer Hardware & Electronics GitHub Portfolio: fuzonmedia

With over 20 years of experience, I am a seasoned professional in embedded and IoT product development. My expertise spans sensor-based solutions, audio algorithm development, and cloud-based SaaS solutions using AWS, GCP, and Azure. I also have extensive experience with mobile applications, including BLE apps / hardware integration over BLE developed with Flutter, ReactNative, SwiftUI, Kotlin (native development ) too. I began my career as an Audio DSP firmware engineer, specializing in digital signal processing algorithms and filter design for multichannel audio decoders and encoders, building and optimizing them for multiple DSP chipsets. This foundation led me to technical leadership roles within offshore development centers and eventually into leading product development in IoT startups. Of late, I've focused on developing analytical solutions in the smart home, Industry 4.0, and health tech sectors using nRF52, STM32 and ESP32. My key contributions include solution architecting and algorithm design for these cutting-edge applications, including BLE-powered medical device solutions. I am a process-oriented professional with deep knowledge in audio compression, data encoding, DSP Filters and post-processing algorithms. My core technical skills include: - Proficiency in C, C++, Python and Assembly programming for optimizing algorithms on resource-constrained embedded platforms. I'm also well-versed in golang and node.js. - Designing and building cloud-based analytical IoT solutions for enterprise energy management, leveraging multiple services across AWS ( including AWS IoT Core, AWS Greengrass ), GCP, and IBM Cloud. - Extensive knowledge of the BLE stack, having developed mobile applications for diverse IoT solutions and BLE-based medical devices. - Hands on experience with all BLE profiles - LE Coded PHY, 1M, indoor positioning using Beacons, AoA etc. - Experience with MQTT-based solutions, including hardware - firmware integration, integration of the solution with custom cloud platforms and GCP / AWS IoT Core. - Experience building multiple medtech / healthcare solutions - involving hardware / firmware / mobile application integrated over Bluetooth ( BLE ) and cloud applications adhering to HIPAA. Also worked with FDA / 510(k) compliance processes. - Proficiency in LoRa technology, having built embedded applications for IoT solutions primarily using LoRa EU and US frequencies. My background in developing regulated medical devices and health tech solutions makes me the ideal candidate for your project. I have extensive experience architecting and implementing secure, HIPAA-compliant solutions that integrate hardware, firmware, and mobile applications over BLE. I've successfully navigated the complexities of FDA and 510(k) compliance processes, ensuring not only technical excellence but also regulatory adherence. My skills include developing robust BLE-based medical device solutions, building analytical cloud platforms, and optimizing firmware for performance and reliability. I can offer both the deep technical skills and the critical regulatory knowledge required to bring your innovative medical product to market safely and effectively. As a specialist in wireless communication protocols for IoT, I can provide the targeted expertise you need for your project. My extensive hands-on experience with the entire BLE stack—including AoA, LE Coded PHY, and indoor positioning with Beacons—allows me to tackle even the most complex integration challenges. I've developed numerous mobile applications that seamlessly integrate with BLE hardware, ensuring a smooth and reliable user experience. I am also highly proficient in LoRa technology, having built complete embedded applications for EU and US frequencies. Whether you need to optimize a high-performance BLE application or build a long-range LoRa network, I have the in-depth knowledge to deliver a top-tier solution. As you can see, I have over a decade of experience in leadership roles, having led cross-functional offshore teams, including managing groups of 20 or more engineers and QA professionals. I'm eager to take up the next Upwork project and contribute my skills / experience to a highly competitive team.