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I help businesses fix slow, outdated, and hard-to-scale web applications by building fast, secure, and scalable solutions using .NET technologies. With 10+ years of experience, I’ve solved complex challenges across industries like healthcare, finance, education, and ERP systems. 𝐒𝐞𝐫𝐯𝐢𝐜𝐞𝐬 𝐎𝐟𝐟𝐞𝐫𝐞𝐝: 🌐 Full Stack Web Development 📱 Responsive Web Design 💡 Custom Web Application Development ✅ Software Development & Maintenance services 🔧 API Development and Integration 🔒 Database Management 🚀 Deployment and Optimization ◆ ERP Software development and maintenance 🏆 𝐑𝐞𝐚𝐬𝐨𝐧 𝐭𝐨 𝐇𝐢𝐫𝐞 𝐦𝐞! ⚈ 1 Year Support After Delivery ⚈ 24x7 always Tech Support in Upwork. ⚈ Secure Source code at GitHub, Bitbucket, TFS, SVN ⚈ Get real-time project tracking with Azure DevOps, Asana, JIRA, Zoho

If your .NET system is slow, unstable, hard to maintain, or blocking business growth - I fix that. I help businesses rescue, modernize, and scale legacy .NET applications without disrupting ongoing operations. Most of my clients reach out when: - Their legacy system is crashing, slow, or insecure - Developers left and nobody understands the code - Compliance audits (HIPAA / PCI-DSS) are failing - The system can’t scale with users or business demand - They want to modernize without a risky full rewrite With 8+ years of experience, I’ve helped companies in Healthcare, FinTech, ERP, POS, and HRMS turn fragile legacy systems into secure, cloud-ready platforms used by thousands of users daily. ✅ What I Can Do for You - Stabilize and refactor legacy .NET / ASP .NET applications - Modernize WebForms or MVC apps into clean, scalable architectures - Migrate systems to .NET Core / .NET 6–8 and Azure - Fix performance bottlenecks and security vulnerabilities - Design compliance-ready systems (HIPAA, PCI-DSS, HL7/FHIR) - Build new systems the right way using Clean Architecture 💡 How I Work (and Why Clients Keep Me) - Clarity first - I break complex systems into simple, business-friendly plans - No surprises - Milestone-based delivery with clear progress visibility - Production-ready quality - Clean, maintainable, documented code - Post-delivery support - Free bug fixes for 1 week after delivery - Partner mindset - I challenge bad decisions and suggest better solutions 🛠 Core Tech Backend: C#, .NET Core 6/7/8, ASP .NET MVC, Web API Frontend: Angular, Blazor, Razor, WebForms, React Cloud: Azure, Azure Functions, Docker, Kubernetes Architecture: Clean Architecture (CQRS + DDD), Microservices Security: JWT, OAuth2, HIPAA, PCI-DSS Databases: SQL Server, PostgreSQL, Cosmos DB 📩 Not Sure Where to Start? Send me: - A short description of your system - What’s currently broken or limiting growth I’ll analyze your setup and provide a clear solution roadmap free of cost, even if we don’t end up working together. 👉 Click “Invite to Job” and let’s fix this properly.

I am an AI developer and senior .NET engineer. I help companies build practical AI-powered products, RAG systems, chatbots, AI assistants, document search, and AI workflows that work with real business data. A strong background in .NET, backend systems, SaaS platforms, Blazor, Azure, databases, and production-ready architecture helps me build AI features not just as demos, but as stable parts of real software products. The best projects are usually the ones where AI is connected with real business processes: searching through documents, answering questions from internal knowledge bases, helping users work faster, or automating repeated tasks. My focus is on making the solution useful, reliable, and easy to maintain. I have worked with systems in finance, grocery, and other business domains, with attention to clean architecture, good performance, stable backend, and code that other developers can support and extend later. 🤖 AI Engineering - AI-powered applications and business automation - RAG systems / Retrieval-Augmented Generation - AI assistants and knowledge-base chatbots - AI agents and multi-step AI workflows - LLM integration and orchestration - OpenAI API, Semantic Kernel - Vector databases, including Qdrant - Document processing and semantic search - Prompt engineering and context management - Integration of AI features into existing .NET applications 🌐 Backend & Architecture - .NET Core / .NET Framework - High-load systems and distributed architecture - Microsoft Orleans - REST APIs and scalable SaaS platforms - Event-driven and service-oriented architecture - Performance optimization - Legacy system modernization 🎨 Frontend - Blazor - Angular - SPA development - HTML, CSS, TypeScript 🚀 Cloud & Data - Azure Cloud - Azure App Services - Azure Storage - SQL Server, PostgreSQL, Cosmos DB - Entity Framework, Dapper - Database design for business and AI-powered applications 📱 Mobile - .NET MAUI - Mobile application development - Contribution-level experience with the .NET MAUI ecosystem 🗄️ DevOps - Azure DevOps - CI/CD pipelines - Git - Deployment automation 📈 Experience & Results - Built AI-powered features, RAG systems, and assistants connected to real business data - Integrated LLMs with databases, APIs, documents, and internal knowledge bases - Built and scaled systems in finance and grocery domains used by thousands of users - Delivered full-stack solutions including backend, web, mobile, and AI features - Designed systems capable of handling real production traffic - Led development teams and mentored other engineers - Contributed to the .NET MAUI ecosystem - Migrated legacy systems from .NET Framework to modern .NET architecture - Improved performance, stability, and maintainability of existing applications 🤝 Let's connect! If you need an AI developer who can also build reliable .NET software behind the AI features, feel free to reach out and let’s discuss your project.

Over 10+ years of experience in IT industry, involving in Software Design, Analysis, Development integration and Testing at client and server side in various domains such as transport, finance, etc. My Skills: • Experience in .NET Framework/Core • Experience with C# 10 and .NET 6 and earlier versions • Experience in React, Angular, Node, HTML5, JavaScript and CSS • Windows desktop application development experience • Experience with Windows and WCF services development • Experience in Microservice API and REST services and understanding of containers • Experience with WPF GUI Modular application development • Practical experience using MVVM design pattern and DevExpress WPF controls • Exposure in multi-process .NET applications • Relational database experience MySQL & SQL Server • Understanding of message queues and middleware. • Experience with SDLC tools, like Jira, bitbucket, bamboo Confluence, GIT source control system • XAML-based user interface development experience (e.g., WinUI 3, UWP, WPF) • Experience with LINQ to XML • Understanding of XML schemas (XSD) • Integration with third party softwares like Act, Quick Books, UPS/USPS. • Ability to work independently • Git version control • Solid understanding of testing principles and high-quality software • Excellent written and verbal English communication skills. DEVOPS Experience: 1.) Docker for containerization of projects 2.) GITHUB Actions for CI/CD over Ec2-Instance 3.) AWS CI/CD over S3 bucket 4.) Jenkins for project build and deployment. 5.) Docker-compose for managing and launching micro services using YML compose. 6.) ElasticBeanstalk Worked in an Agile team of .NET developers for a fast-paced software development firm. Worked on 10+ SQL database design projects. Improved speed to complete projects by 35% in 15 weeks. Developed and provided maintenance for 20+ .NET websites/applications, using ASP.NET MVC, jQuery, HTML, and CSS. Achieved 100% client satisfaction and on-time completion. Created remote coding and testing environment with bash and Docker scripts.

With 8+ years of experience building AI-powered, scalable, and high-performance applications using C#, ASP.NET MVC, .NET Core, Blazor, and modern AI technologies, I help businesses transform complex ideas into intelligent digital solutions. From enterprise platforms and SaaS products to AI chatbots, LLM integrations, and workflow automation systems, I specialize in developing secure, user-focused, and business-driven applications. 🤖 𝐀𝐈 & 𝐋𝐋𝐌 𝐈𝐧𝐭𝐞𝐠𝐫𝐚𝐭𝐢𝐨𝐧𝐬 | 🚀 𝐒𝐞𝐧𝐢𝐨𝐫 𝐁𝐥𝐚𝐳𝐨𝐫 & .𝐍𝐄𝐓 𝐄𝐱𝐩𝐞𝐫𝐭 | 🧠 𝐀𝐈 𝐂𝐡𝐚𝐭𝐛𝐨𝐭𝐬 & 𝐀𝐮𝐭𝐨𝐦𝐚𝐭𝐢𝐨𝐧 | 🔐 𝐀𝐳𝐮𝐫𝐞 𝐀𝐃 / 𝐒𝐒𝐎 / 𝐀𝐮𝐭𝐡𝐞𝐧𝐭𝐢𝐜𝐚𝐭𝐢𝐨𝐧 | ☁️ 𝐀𝐳𝐮𝐫𝐞 & 𝐂𝐥𝐨𝐮𝐝 | 📌 Key skills I have, but not limited to them: ✅ 𝐂𝐨𝐫𝐞 .𝐍𝐄𝐓 & 𝐁𝐥𝐚𝐳𝐨𝐫 𝐄𝐱𝐩𝐞𝐫𝐭𝐢𝐬𝐞: C#, ASP.NET, ASP.NET MVC (Razor), .NET Core/.NET 8, Web API, Blazor Server & WebAssembly ✅ 𝐃𝐚𝐭𝐚𝐛𝐚𝐬𝐞𝐬 & 𝐎𝐑𝐌𝐬: MS SQL Server, MySQL, MongoDB, CosmosDB, NoSQL, SQL Azure, MS Access, LINQ, Entity Framework & EF Core ✅ 𝐀𝐈-𝐏𝐨𝐰𝐞𝐫𝐞𝐝 𝐀𝐩𝐩𝐥𝐢𝐜𝐚𝐭𝐢𝐨𝐧𝐬: Recommendation Systems, Semantic Search, Intelligent Document Processing, AI Analytics & Predictive Workflows ✅ 𝐅𝐫𝐨𝐧𝐭𝐞𝐧𝐝 & 𝐖𝐞𝐛 𝐓𝐞𝐜𝐡𝐧𝐨𝐥𝐨𝐠𝐢𝐞𝐬: JavaScript, TypeScript, AJAX, Node.js, React.js, AngularJS/Angular (2–19), jQuery, HTML5, CSS3 & Responsive UI Development ✅ 𝐀𝐮𝐭𝐡𝐞𝐧𝐭𝐢𝐜𝐚𝐭𝐢𝐨𝐧 & 𝐒𝐞𝐜𝐮𝐫𝐢𝐭𝐲: Azure AD (Microsoft Entra ID), OAuth2, OpenID Connect, JWT, SSO, MFA, Identity & Role-Based Access Control (RBAC) ✅ 𝐂𝐥𝐨𝐮𝐝, 𝐏𝐚𝐲𝐦𝐞𝐧𝐭 & 𝐓𝐡𝐢𝐫𝐝-𝐏𝐚𝐫𝐭𝐲 𝐈𝐧𝐭𝐞𝐠𝐫𝐚𝐭𝐢𝐨𝐧𝐬: Stripe, PayPal, Authorize.Net, SagePay, AWS, Microsoft Azure, REST APIs ✅ 𝐃𝐞𝐯𝐎𝐩𝐬 & 𝐒𝐨𝐮𝐫𝐜𝐞 𝐂𝐨𝐧𝐭𝐫𝐨𝐥: GitHub, GitLab, SVN, TFS, VSS, Azure DevOps, CI/CD Pipelines & Deployment Automation ✅ 𝐇𝐞𝐚𝐥𝐭𝐡𝐜𝐚𝐫𝐞 & 𝐅𝐇𝐈𝐑 𝐒𝐨𝐥𝐮𝐭𝐢𝐨𝐧𝐬: FHIR API Integration, SMART on FHIR, EHR/EMR Integration, Healthcare Interoperability. ⭐ 𝐅𝐇𝐈𝐑 𝐄𝐱𝐩𝐞𝐫𝐭𝐢𝐬𝐞 𝐢𝐧 𝐇𝐞𝐚𝐥𝐭𝐡𝐜𝐚𝐫𝐞 𝐏𝐫𝐨𝐣𝐞𝐜𝐭𝐬: I have worked on several healthcare projects, including the USHealthcareNurses app, which connects qualified nurses with healthcare employers across the United States. The app streamlines the recruitment process by allowing nurses to browse job opportunities, manage profiles, and apply for roles. During this project, I faced challenges such as mastering the Blazor framework, optimizing UI performance, and managing state across multiple components. By implementing a centralized state management system and using performance optimization techniques like virtualization, I delivered a high-quality app. In addition, I integrated FHIR (Fast Healthcare Interoperability Resources) to manage healthcare data. This included using FHIR resources like Patient, Practitioner, and Organization to ensure efficient data exchange and compliance with healthcare regulations. I also incorporated SMART on FHIR for secure access to sensitive data, ensuring the app met privacy and security standards. ⭐ 𝐏𝐚𝐲𝐦𝐞𝐧𝐭 𝐈𝐧𝐭𝐞𝐠𝐫𝐚𝐭𝐢𝐨𝐧: I've integrated Authorize.Net into several projects, customizing solutions based on each client’s needs. In one project, I created a user-friendly interface for Authorize.Net payments, ensuring a smooth and branded checkout experience using the available UI components. In another project, I implemented recurring billing to help the client manage subscription payments effortlessly. I also focused on secure tokenization to protect sensitive payment data and ensure PCI-DSS compliance. Additionally, I set up fraud detection tools to prevent unauthorized transactions and keep payments safe. These experiences have strengthened my ability to build secure and tailored Authorize.Net payment solutions for different business models. ⭐ 𝐀𝐮𝐭𝐡𝐨𝐫𝐢𝐳𝐞.𝐍𝐞𝐭 𝐢𝐦𝐩𝐥𝐞𝐦𝐞𝐧𝐭𝐚𝐭𝐢𝐨𝐧: I’ve worked on multiple Authorize.Net integrations, focusing on secure and efficient payment processing. Key aspects include: ✅ 𝐀𝐏𝐈 𝐈𝐧𝐭𝐞𝐠𝐫𝐚𝐭𝐢𝐨𝐧: I’ve integrated Authorize.Net’s REST API for smooth transaction handling, using ASP.NET Core to manage secure communication between the frontend and payment gateway. ✅ 𝐓𝐨𝐤𝐞𝐧𝐢𝐳𝐚𝐭𝐢𝐨𝐧: To improve security and ensure PCI-DSS compliance, I used tokenization, replacing sensitive card information with secure tokens for future transactions. ✅ 𝐑𝐞𝐜𝐮𝐫𝐫𝐢𝐧𝐠 𝐏𝐚𝐲𝐦𝐞𝐧𝐭𝐬: For subscription-based services, I’ve implemented recurring billing using the Recurring Billing API, automating the payment process. ✅ 𝐅𝐫𝐚𝐮𝐝 𝐏𝐫𝐞𝐯𝐞𝐧𝐭𝐢𝐨𝐧: I’ve utilized Advanced Fraud Detection Suite (AFDS) to set custom filters, preventing fraudulent transactions and enhancing security. ✅ 𝐖𝐞𝐛𝐡𝐨𝐨𝐤𝐬: By implementing webhooks, I ensured real-time updates on payment statuses, keeping the system synchronized and providing immediate feedback to users. Whether you need an AI-powered SaaS platform, enterprise web application, healthcare solution, automation system, or cloud-native business software, I

I help companies worldwide build, scale, and modernize enterprise-grade applications using .NET. With 11+ years of experience, I specialize in designing high-performance, secure, and scalable systems that support critical business operations. I’ve worked across industries including finance, healthcare, CRM, Inventory, ERP and e-learning—helping teams turn complex challenges into reliable, production-ready solutions. I bring deep expertise across the Microsoft ecosystem, with a strong focus on Blazor, ASP.NET Core, and modern full-stack architecture. What I do: Build scalable full-stack applications using C#, ASP.NET Core, and Web APIs Develop rich, interactive UIs with Blazor (Server & WebAssembly) Modernize legacy systems into clean, maintainable architectures Design systems using SOLID principles, CQRS, MediatR, and Domain-Driven Design Deploy and manage applications on Azure and AWS with CI/CD pipelines Ensure code quality through Test-Driven Development (xUnit, bUnit, Moq) How I add value: Improve system performance and scalability Reduce technical debt in legacy applications Deliver clean, maintainable, and future-ready solutions Align technology with real business goals I’m passionate about building systems that not only work—but scale, perform, and last. If you're looking to build or modernize a .NET-based system, or simply want to exchange ideas around scalable application architecture—feel free to connect.