Senior Full Stack Developer .NET | Node.js| Angular | React | Twilio|AI Voice Agent| VoIP systems| SaaS Platforms| AI/ML
I am Harsh, a Microsoft Certified Full Stack Developer with 14+ years of experience building AI-powered enterprise communication SaaS platforms/VoIP Systems, POS Systems, AI development, Dashboards, E-commerce platforms, AI Voice Agents, and scalable web applications.
I specialize in developing real-world AI solutions using OpenAI, LLMs, AI Agents, Voice AI, RAG systems, workflow automation, and modern full-stack technologies. My focus is not just on building features but on creating scalable systems that solve actual business problems, automate operations, improve user experience, and support long-term product growth.
Also, I worked on a healthcare IoT projects where real-time devices were connected through Azure IoT Hub using DPS, X.509 authentication, PostgreSQL, Event Hub, private networking, monitoring, and secure healthcare-grade infrastructure.
🥇I have strong hands-on experience with:
➤ AI SaaS Platforms
➤ AI Voice Agents & Chatbots
➤ OpenAI / GPT / LLM Integrations
➤ LangChain & RAG Systems
➤ Workflow Automation
➤ CRM & Business Platforms
➤ Multi-tenant SaaS Architecture
➤ REST APIs & Scalable Backend Systems
🥇𝗙𝗿𝗼𝗻𝘁𝗲𝗻𝗱:
➤ React.js / Next.js
➤ Angular
➤ TypeScript
➤ Redux
➤ Material UI / Ant Design
➤ Blazor
🥇𝗕𝗮𝗰𝗸𝗲𝗻𝗱:
➤ Node.js / Express.js / NestJS
➤ C# / ASP.NET Core / .NET MVC
➤ Python
➤ REST APIs & Microservices
🥇𝗗𝗮𝘁𝗮𝗯𝗮𝘀𝗲𝘀:
➤ PostgreSQL
➤ MongoDB
➤ MySQL
➤ Cosmos DB
➤ DynamoDB
➤ Vector Databases
🥇𝗔𝗜 & 𝗔𝘂𝘁𝗼𝗺𝗮𝘁𝗶𝗼𝗻:
➤ OpenAI APIs
➤ AI Agents
➤ Voice AI Systems
➤ Embeddings & Vector Search
➤ RAG Pipelines
➤ Prompt Engineering
➤ AI Workflow Automation
🥇𝗖𝗹𝗼𝘂𝗱 & 𝗗𝗲𝘃𝗢𝗽𝘀:
➤ AWS & Azure
➤ Docker & Kubernetes
➤ CI/CD Pipelines
➤ Azure DevOps
➤ Serverless Architecture
🥇I have worked across industries including:
➤ Healthcare
➤ AI & Automation
➤ Communication Platforms
➤ Fintech
➤ E-commerce
➤ Telecommunication
➤ ERP & Business Management Systems
I focus on clean architecture, scalable systems, practical implementation, and long-term maintainability while keeping communication transparent throughout the development process.
🚀 .NET | Node.js| Python | React.js | Angular | Next.js | TypeScript
🤖 AI SaaS | AI/ML| LLM | OpenAI | AI Chatbots | AI Voice Agents | RAG Systems
📞 Twilio | Vapi | Retell AI | Communication Platforms | Workflow Automation
📊 Enterprise Dashboards | Complex Front-end Development | multi-Tenant SaaS
⚙️ Backend Architecture | REST APIs | PostgreSQL | MongoDB | Docker | Azure | AWS|
🏗️ CRM | ERP | Healthcare | FinTech | Real-time Systems | Web Applications
🏥 Healthcare IoT | Azure IoT Devices | Real-Time Dashboards |
Work Terms
USD 15/hour
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