Hire the Best Kentico CMS Specialists
in India

✌✌TOP RATED PLUS || COMPLETED 50 PROJECTS ON UPWORK ✌✌ "Sunil is able to solve problems that stump everyone else." — Rob D., Director [The Executive Summary] I bridge the gap between complex legacy infrastructure and the future of AI-driven business. With 17+ years of experience and a Top Rated Plus pedigree, I specialize in high-stakes Kentico to Xperience (XbyK) migrations and Enterprise AI Integration that delivers measurable ROI. [The Revenue-Driven Proof] * Architected cloud solutions for Fortune 500-level workflows. * Reduced operational costs by 40% through custom AI automation and RAG implementations. * Led end-to-end migrations for 50+ enterprise-scale web, Kentico applications with zero downtime. [Elite Service Tiers] * AI Transformation: Integrating LLMs and custom GPT agents into your existing .NET/Kentico ecosystem to automate customer support or content generation. * Legacy Modernization: Seamless migration from Kentico Portal/MVC to Xperience by Kentico (XbyK) and ASP.NET Core. * Cloud Strategy & Security: High-level Azure/AWS auditing for performance, scalability, and cost-efficiency. [Skills] * Migrations: Legacy CMS to Latest ones, Kentico old to new XbyK. * AI/ML: LLMOps, Vector Databases (Pinecone/Milvus), LangChain, Custom GPT Development.* * Strategy: Digital Transformation, IT Roadmap Strategy, Fractional CTO, Disaster Recovery Planning. * Compliance: GDPR/HIPAA Technical Implementation. I am looking for long-term partners who require a strategic architect to lead their digital e volution. Click "Hire" or "Message" to discuss your roadmap.

I am a Senior Umbraco & ASP.NET Developer with 15+ years of experience delivering enterprise-level solutions and fixing complex production issues. I specialize in solving critical problems fast. ✔ Umbraco CMS development & upgrades ✔ Orchard to Umbraco migration ✔ Fixing compilation & runtime errors ✔ IIS configuration & hosting setup ✔ Azure deployment & DevOps troubleshooting ✔ Performance optimization for high-traffic websites If your website is broken, slow, or failing during deployment — I can quickly identify the root cause and resolve it safely. I focus on practical solutions, clean architecture, and long-term stability — not just quick fixes. Why work with me? • Clear communication • Fast response • Strong debugging skills • 15+ years real-world experience • Available for urgent fixes Let’s connect and solve your issue efficiently.

Free 30-Minute Strategy Call — Let’s Build Something Great Senior Full-Stack Developer | 7+ Years of Proven Results I’m a senior Full-Stack Developer with 7+ years of experience in industry and now full time freelancer delivering robust, scalable web, mobile, and enterprise applications. I help businesses in Healthcare, E-commerce, Financial Services, and CRM turn complex requirements into reliable, high-performance solutions. I handle the entire development lifecycle from architecture and development to deployment and long-term maintenance ensuring speed, quality, and scalability at every stage. Why Work With Me? Proven Delivery: 100+ successfully delivered projects across multiple industries End-to-End Expertise: Frontend, backend, cloud, CMS, and automation Scalable Engineering: Clean, maintainable code built for long-term growth Client-Focused: Clear communication, on-time delivery, and reliable support Tech-Forward: Always aligned with modern tools, frameworks, and best practices Core Technical Skills: Full-Stack Development ASP.NET Core, C#, React js, Next.js, Node.js,Blazor, JavaScript, electron Frameworks & Platforms .NET, Laravel, Salesforce, React, AngularJS CMS Expertise Strapi, DNN, Orchard Core, Sitefinity, Umbraco, WordPress, Webflow Databases MS SQL Server, Postgress, MySQL, Entity Framework, Firebase Cloud & DevOps AWS, Azure, VPS, AliBaba, Docker, CI/CD pipelines Automation Make, n8n, Zappier Version Control Gitllab, Github,SVN Legacy & Modern Desktop Engineering: Legacy Systems Specialist: VB6, WinForms, ASP Classic maintenance and modernization Cross-Era Engineering: WPF to MAUI migrations, hybrid desktop apps, and legacy-to-API integrations. Recent Project Highlights: Global e-commerce platform built with ASP.NET Core and Angular Secure cross-platform healthcare application with backend integrations Custom CRM system with advanced analytics and reporting Cloud-deployed inventory management solution Business workflow automation using Make and n8n Infrastructure & Hosting Experience: AWS: ECS (Fargate), EC2, S3, RDS, Route S3, IAM Firebase: Hosting, Firestore Web Hosting: VPS, Nginx, cPanel Deployment Platforms: Vercel, DigitalOcean , Hostinger Security & Performance: Cloudflare 🤝 Let’s Work Together If you’re looking for a reliable senior developer who delivers results, communicates clearly, and adds long-term value to your product—I’d be happy to help. Let’s discuss your goals and build something scalable, secure, and future-ready.

I am having experience of 7+ years in the development of .Net large-scale applications In .NET Core. I am also an expert in Blazor & MAUI. Already worked with .NET 8 and 9 and have good understanding in .NET 10. I have worked with Fulltime NET Developer for both MVC and NET Core. Here are some of my skills and qualities: Posse’s strong knowledge of Technologies like .NET CORE, C#, ReactJS, NodeJS, Blazor, ADO.Net, MVC, Linq to SQL, Entity Data Model, .NET 8, Python, flask and Django Databases: MSSQL, SQL Server Azure: Azure AD, Azure DevOps, Azure Table, IaaS, PaaS, Containers, Storage, Azure Monitoring, Security, Azure SQL, AppService, Logic Apps, Functions, Azure API and other Serverless services Management: Azure Service bus, Azure Event Hub, Azure Batch, Azure App Services, Docker, Kubernetes Messaging Broker: RabbitMQ Caching: Redis Containerization: Azure Functions. Authentication: OAuth, Microsoft Authentication Front-end tools: HTML, Jquery, JavaScript, Bootstrap, XML,chronologies, and AJAX methodologies. Monitoring: Application insights. Project management tools: Jira, Basecamp, Trello, Asana Scripting Languages: JavaScript Hosting: AWS Azure Other Tools: GIT, TFS, Bitbucket, Devops Primary Skills (Core Stack): - Full Stack Developer - .NET Developer - ASP.NET Core Developer - C# Backend Developer - React.js Developer - Angular Developer - Blazor Developer - MAUI App Developer - .NET MAUI Developer - Web API Developer - Entity Framework Core - Razor Pages - SignalR Developer Frontend Technologies: - JavaScript Developer - TypeScript Developer - HTML5 / CSS3 / SCSS - Responsive Web Design - Tailwind CSS - Bootstrap - React Hooks - Angular Material - RxJS - Material UI (MUI) Backend / Server-Side - ASP.NET Core Web API - RESTful API Development - Microservices Architecture - Clean Architecture - Dependency Injection - Middleware in .NET - LINQ / EF Core - SQL Server / PostgreSQL / MySQL - IdentityServer / JWT Authentication Version Control & Tools: - Git / GitHub / GitLab / Bitbucket - Azure DevOps Pipelines - Jira / Trello / ClickUp - Visual Studio 2022 - Postman / Swagger - Figma to React/Angular Testing & Quality: - Unit Testing in .NET (xUnit, MSTest) - Jest for React - Cypress / Selenium - Playwright - Code Review & Refactoring Cloud & DevOps: - Azure Developer - AWS Developer - Azure App Services - Azure Functions - AWS Lambda - CI/CD (GitHub Actions, Azure DevOps) - Docker - Kubernetes - Softr - Cloudflare I am also Responsible for implementing security using OAuth within REST Api (WebAPI 2).

Experienced and highly skilled Umbraco CMS Developer with over 7 years of hands-on experience working with almost all versions of Umbraco, from v4.0.0 to v8.17.2, and 13.x to 17.x including extensive work with Umbraco Cloud for deployment and migration projects. And all together having 13+ years of experience developing web and win applications with Microsoft Technologies like C#.NET, VB.NET, MS SQL A Microsoft Certified Professional (MCP) in Programming in HTML5 with JavaScript and CSS3, showcasing a strong foundation in front-end technologies as well. Proven expertise in integrating complex financial and identity systems, including: - TDA (TD Ameritrade), Charles Schwab, E*TRADE - Sumsub (identity verification) /SumSub KYC - JWT, Payment Gateway Recognized uSkinned Expert, specializing in rapid and aesthetic site development using uSkinned themes for Umbraco. I believe in quality solutions and work transparency.

I help businesses build, enhance, and modernize enterprise web applications using ASP.NET Core, C#, React, Next.js, Azure, and leading CMS platforms. I also integrate AI APIs into existing .NET applications to deliver intelligent features, automate workflows, and improve user experiences. With 8+ years of experience, I've delivered scalable, secure, and high-performance solutions for clients across the UK, US, and Europe. 💼 What I Can Help You With ✔ Full Stack Development (.NET, ASP.NET Core, React, Next.js) ✔ AI API Integration (OpenAI, Azure OpenAI, ChatGPT APIs, AI Automation) ✔ Umbraco, Sitefinity & Optimizely Development ✔ REST API Development & Third-Party Integrations ✔ Azure Cloud Deployment & Application Modernization ✔ Performance Optimization, Bug Fixing & Code Refactoring ✔ Responsive UI Development from Figma Designs 🚀 My Experience ✔ Building enterprise .NET applications and CMS solutions ✔ Integrating AI APIs into existing web applications ✔ Developing secure REST APIs using ASP.NET Core ✔ Building modern React & Next.js applications ✔ Azure App Services, SQL Server, Redis, and cloud deployments ✔ Optimizing application performance and resolving production issues 💡 Why Clients Choose Me ✔ Clean, scalable, and maintainable code ✔ Strong debugging and problem-solving skills ✔ Clear communication and on-time delivery ✔ Reliable long-term support ✔ Focus on performance, security, and best practices If you're looking for a reliable Full Stack .NET Developer who can build scalable applications, integrate AI APIs, or enhance your existing system, I'd be happy to discuss your project. 📩 Let's connect and build something great together.