𝗧𝗼𝗽 𝗥𝗮𝘁𝗲𝗱 𝗣𝗹𝘂𝘀 𝗼𝗻 𝗨𝗽𝘄𝗼𝗿𝗸, 𝘁𝗼𝗽 𝟯% 𝗴𝗹𝗼𝗯𝗮𝗹𝗹𝘆 ⚡ WHAT YOU GET ✔️12+ Full Stack Developer | AI development | SaaS Developer | MERN stack ✔️60+ delivered projects across AI SaaS, CRM systems, dashboards, automation platforms, healthcare, legal tech, real estate, e-commerce, trading software ✔️15+ AI-powered SaaS MVPs, AI CRM systems, RAG tools, OCR/PDF processing, OpenAI and Claude integrations built from idea validation to production launch ✔️25+ scalable React, Next.js, Node.js, Python AI backend, PostgreSQL, Stripe, AWS, Docker builds, full technical ownership, secure architecture, production-ready delivery as a Full Stack AI SaaS Developer ⚡ ACHIEVEMENTS | CLIENT WINS FROM AI SAAS & FULL STACK DEVELOPMENT ✔️26-day ROI recovery recruitment agency launched a Recruiting SaaS Platform with CRM automation and 2x faster candidate workflows ✔️93% faster estimation construction business reduced quoting time from 8 hours to 30 minutes with a custom Construction Estimator Web App ✔️#4 Product of the Day legal tech founder launched an AI Legal Assistant, RAG-powered document search, OpenAI integration, AI workflow automation ✔️5+ secure healthcare platforms healthcare med spa businesses improved provider/patient workflows with role-based access, admin dashboards, API integration ✔️10+ CRM & trading systems business owners replaced manual operations with custom CRM platforms, trading dashboards, reporting tools, scalable workflow automation ⚡As a Full stack AI SaaS developer I can support with: ✔️ AI-powered SaaS MVPs, product validation ✔️ AI agent workflow platforms, workflow automation system ✔️ AI-powered Custom CRM system, platform ✔️ AI-enabled admin dashboard, panel, machine learning ✔️ Role-based workflow platform secure permissions ✔️ Secure multi-user web application, scalable backend system ✔️ Booking & scheduling platform for service businesse ✔️ Provider / patient workflow systems healthcare solution ✔️ Multi-stage automation workflows for complex processe ✔️ RAG-powered document intelligence, search system ✔️ LLM-powered data processing using openai, modern AI tool ✔️ AI-assisted analytics, reporting ✔️ OCR and PDF processing pipeline ✔️ Rule-based insight engines ✔️ Secure backend API development, Third-party API integration ✔️ Multi-tenant SaaS platforms workspace isolation ✔️ Dashboard, data visualization system ✔️ HIPAA / GDPR-compliant platform ⚡ MY CORE STACK as a Full stack Web Developer | Full stack developer React Node | Full stack Developer AI React, Next.js, Node.js, Python, JavaScript, Supabase, PostgreSQL, MySQL, MongoDB, AWS, Docker, nginx, Stripe and AI tools like Openai, Claude, LangChain. I also work with laravel, PHP when a project requires a Full stack developer laravel or integration into an existing system. As a Full stack developer SaaS, I cover full product delivery: frontend, backend, infrastructure, APIs, and AI logic. I can work as a React developer, Front end developer, Backend developer, Web developer, Full stack web developer depending on the scope. On the frontend, I a work with HTML, CSS 3, Tailwind CSS, Vue.js, Angular, Bootstrap when a product requires a specific stack or legacy support. For SaaS products, I often act as a Full stack developer React, building React + Node.js SaaS application with dashboard, admin panel, secure APIs. I also work as a Full stack developer node, Full stack developer node js, focusing on performance, scalable architecture. When AI is involved, I support projects as a python developer with Python AI backend development, including RAG systems, OCR pipelines, document processing, intelligent automation. I also have experience working with mobile app development and can contribute as a React Native developer, building cross-platform apps, react native that integrate seamlessly with backend systems and APIs In addition, I’ve worked as a full stack developer  shopify, wordpress developer workflows, python full stack developer, front end developer react, full stack developer php and niche integrations, including Lazada developer-related marketplaces, helping businesses extend their platforms with custom features, payments and automation. What sets me apart is product thinking. As a technical partner, cto-level contributor, I help define Software Architecture & Design, avoid unnecessary complexity, build solutions that are ready for real users I also collaborate on web design, ui ux web design, ux designer, ui ux web designer workflows to ensure products are intuitive and easy to use. If you need full stack web development, full stack saas architecture, AI-powered features or a reliable Full stack website developer, I can help you build, scale your product. I am especially strong as a Full stack developer saas, Full stack AI SaaS developer, for complex platforms, AI-driven products. 💬 Message me with your idea - I’ll share a relevant case, technical approach, clear estimate from a full stack developer.

𝐇𝐞𝐚𝐥𝐭𝐡𝐜𝐚𝐫𝐞 𝐓𝐞𝐜𝐡𝐧𝐨𝐥𝐨𝐠𝐲 𝐀𝐫𝐜𝐡𝐢𝐭𝐞𝐜𝐭 | 𝐒𝐞𝐧𝐢𝐨𝐫 .𝐍𝐄𝐓 & 𝐀𝐈 𝐄𝐧𝐠𝐢𝐧𝐞𝐞𝐫 | 𝐄𝐇𝐑/𝐄𝐌𝐑 | 𝐇𝐋𝟕 𝐅𝐇𝐈𝐑 | 𝐇𝐞𝐚𝐥𝐭𝐡𝐜𝐚𝐫𝐞 𝐒𝐚𝐚𝐒 🏆 Top Rated Plus | 10+ Years in Healthcare Technology & Enterprise Software Development Healthcare software requires far more than technical expertise. Success depends on understanding clinical workflows, regulatory requirements, interoperability standards, operational efficiency, and the business realities of healthcare organizations. I help healthcare providers, hospitals, clinics, payers, healthcare startups, and enterprise HealthTech companies design and build secure, scalable, and compliant software solutions that improve operational performance, streamline care delivery, and support long-term growth. My experience spans the entire healthcare ecosystem, including EHR/EMR systems, healthcare interoperability, Revenue Cycle Management (RCM), clinical workflows, patient engagement, healthcare analytics, AI-powered solutions, and enterprise healthcare SaaS platforms. I combine deep healthcare domain expertise with modern software architecture, cloud engineering, AI integration, and full-stack development to deliver production-ready solutions that create measurable business and clinical value. Healthcare Expertise ✔ Electronic Health Records (EHR/EMR) ✔ Hospital Information Systems (HIS) ✔ Practice Management Systems (PMS) ✔ Revenue Cycle Management (RCM) ✔ Medical Billing & Claims Processing ✔ Patient Portals & Engagement Platforms ✔ Care Management & Population Health ✔ Clinical Decision Support Systems ✔ Utilization & Case Management ✔ Prior Authorization & Eligibility Verification ✔ Telehealth & Virtual Care Platforms ✔ Remote Patient Monitoring (RPM) ✔ Chronic Care Management (CCM) ✔ Behavioral & Mental Health Solutions ✔ Women's Health & Wellness Platforms ✔ Home Health & Post-Acute Care Solutions ✔ Laboratory Information Systems (LIS) ✔ Radiology Information Systems (RIS) ✔ PACS & DICOM Solutions ✔ Pharmacy Management Systems ✔ Healthcare Analytics & Reporting ✔ Provider Credentialing Platforms ✔ Healthcare Staffing Solutions ✔ Health Insurance & Payer Systems ✔ Clinical Research & Trial Management Platforms Healthcare Interoperability & Standards • HL7 v2.x • FHIR (R4) • CCDA • X12 EDI Transactions • DICOM • PACS • SNOMED CT • ICD-10 • CPT • HCPCS • LOINC • RxNorm • Mirth Connect • InterSystems • Corepoint • Rhapsody EHR & Healthcare Platform Integration Experience • Epic • Cerner • Meditech • eClinicalWorks • Athenahealth • NextGen • Allscripts • GE Centricity • DrChrono • Kareo • AdvancedMD • Practice Fusion I bring deep expertise across the full Microsoft and modern web development ecosystem, specializing in ASP.NET Core (.NET 6/7/8), C#, RESTful APIs, Entity Framework Core, Dapper, SignalR, microservices, Clean Architecture, Domain-Driven Design (DDD), and event-driven systems. On the frontend, I build scalable, high-performance applications using Angular, React, Blazor, TypeScript, JavaScript, and Tailwind CSS. My cloud and DevOps experience includes Microsoft Azure (Azure Functions, Logic Apps, Azure AI Services), Azure DevOps, AWS, Docker, Kubernetes, and end-to-end CI/CD automation. I also have extensive experience designing and optimizing data solutions with SQL Server, PostgreSQL, MySQL, and MongoDB, delivering secure, scalable, and business-focused enterprise applications. Why Clients Choose to Work With Me • Deep Healthcare Domain Knowledge • Strong Understanding of Clinical and Operational Workflows • Compliance-First Architecture Approach • Extensive Healthcare Interoperability Experience • Proven Success Building Healthcare SaaS Platforms • Expertise in AI, Automation, and Digital Transformation • Clear Communication with Clinical, Operational, and Technical Stakeholders • End-to-End Ownership from Discovery to Deployment Whether you are building a new healthcare platform, modernizing legacy systems, integrating with EHRs, automating healthcare operations, implementing AI solutions, or scaling a healthcare SaaS product, I can help transform complex requirements into secure, scalable, and production-ready software. Let's discuss how technology can support your organization's clinical, operational, and business objectives. Healthcare Software Development, HealthTech, EHR Development, EMR Development, HL7 Integration, FHIR Integration, Healthcare SaaS, HIPAA Compliance, Revenue Cycle Management, Medical Billing, Claims Processing, Population Health, Care Management, Telehealth, Healthcare Analytics, Epic Integration, Cerner Integration, Healthcare AI, ASP.NET Core, Azure, Healthcare Interoperability, Clinical Systems, Healthcare Cloud Architecture.

I am a 𝐅𝐮𝐥𝐥 𝐒𝐭𝐚𝐜𝐤 .𝐍𝐄𝐓 & 𝐀𝐒𝐏.𝐍𝐄𝐓 𝐂𝐨𝐫𝐞 & 𝐀𝐧𝐠𝐮𝐥𝐚𝐫 Developer with 8+ years of experience building enterprise-grade web applications, REST APIs, and workflow automation systems using Microsoft technologies. I specialize in end-to-end solutions using 𝐀𝐒𝐏.𝐍𝐄𝐓 𝐂𝐨𝐫𝐞, 𝐂# 𝐚𝐧𝐝 𝐀𝐧𝐠𝐮𝐥𝐚𝐫— delivering robust backends paired with dynamic, responsive frontends. I also extend these with 𝐌𝐢𝐜𝐫𝐨𝐬𝐨𝐟𝐭 𝐏𝐨𝐰𝐞𝐫 𝐏𝐥𝐚𝐭𝐟𝐨𝐫𝐦 (𝐏𝐨𝐰𝐞𝐫 𝐀𝐮𝐭𝐨𝐦𝐚𝐭𝐞, 𝐏𝐨𝐰𝐞𝐫 𝐀𝐩𝐩𝐬, 𝐏𝐨𝐰𝐞𝐫 𝐁𝐈) to automate business processes and create complete digital transformation for organizations of all sizes. 𝗪𝗵𝗲𝗿𝗲 𝗜 𝗰𝗿𝗲𝗮𝘁𝗲 𝘁𝗵𝗲 𝗺𝗼𝘀𝘁 𝘃𝗮𝗹𝘂𝗲: 🏥 𝗛𝗲𝗮𝗹𝘁𝗵𝗰𝗮𝗿𝗲 & 𝗟𝗶𝗳𝗲 𝗦𝗰𝗶𝗲𝗻𝗰𝗲 — Clinical trial & sample-tracking apps, patient/provider portals, staffing platforms, FHIR API integration, and HIPAA-conscious architecture. (Certified in Healthcare Interoperability & FHIR + HIPAA Compliance.) ⚙️ 𝗙𝘂𝗹𝗹-𝗦𝘁𝗮𝗰𝗸 .𝗡𝗘𝗧 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁 — ASP.NET Core, C#, Web API / REST, Blazor, Entity Framework Core, Clean & Microservices architecture, paired with Angular (RxJS, NgRx, Material) front-ends. 🔄 𝗣𝗼𝘄𝗲𝗿 𝗣𝗹𝗮𝘁𝗳𝗼𝗿𝗺 & 𝗔𝘂𝘁𝗼𝗺𝗮𝘁𝗶𝗼𝗻 — Power Apps (Canvas & Model-Driven), Power Automate approval/notification workflows, Power BI dashboards, SharePoint, and Dataverse — to eliminate manual work and connect your Microsoft 365 stack. ☁️ 𝗖𝗹𝗼𝘂𝗱 & 𝗗𝗲𝗹𝗶𝘃𝗲𝗿𝘆 — Azure Functions, Logic Apps, Azure DevOps CI/CD, and AWS — deployed cleanly and built to scale. 𝗔 𝗳𝗲𝘄 𝗼𝘂𝘁𝗰𝗼𝗺𝗲𝘀: • Built and scaled a HealthTech platform over a 2,300+ hour engagement ($25K+ contract) with a 5-star result. • Delivered a Power Apps portal for clinical research & biospecimen tracking. • Led full-stack delivery on multi-month enterprise builds with 1,000+ hour, 100%-satisfaction contracts. 𝗪𝗵𝘆 𝗰𝗹𝗶𝗲𝗻𝘁𝘀 𝗸𝗲𝗲𝗽 𝘄𝗼𝗿𝗸𝗶𝗻𝗴 𝘄𝗶𝘁𝗵 𝗺𝗲: ✔ End-to-end ownership — Angular front-end, ASP.NET Core back-end, Azure deployment, all from one person. ✔ Clean, maintainable code with proper architecture — not just "it works today." ✔ Deep Microsoft-ecosystem expertise across .NET and Power Platform (most developers do one, not both). ✔ Clear communication, honest timelines, and reliable long-term support. If you need a developer who understands both the code and the compliance — someone who can build the app and automate the process around it — let's talk. Send me a message with a bit about your project and I'll tell you honestly how I'd approach it. 𝗧𝗲𝗰𝗵𝗻𝗼𝗹𝗼𝗴𝗶𝗲𝘀: C#, ASP.NET Core, ASP.NET MVC, .NET, .NET Core, .NET 8, Blazor, VB.NET, Web API, REST API, Entity Framework Core, Dapper, LINQ, SignalR, gRPC, TypeScript, JavaScript, jQuery 𝗙𝗿𝗮𝗺𝗲𝘄𝗼𝗿𝗸𝘀: Angular, RxJS, NgRx, Angular Material, Bootstrap, Tailwind CSS, .NET MAUI, Xamarin, Razor Pages 𝗖𝗹𝗼𝘂𝗱: Microsoft Azure, Azure Functions, Azure Logic Apps, Azure DevOps, Azure App Service, Azure SQL, Azure Storage, CI/CD Pipelines, AWS, EC2, S3, RDS 𝗗𝗮𝘁𝗮𝗯𝗮𝘀𝗲𝘀: SQL Server, T-SQL, MySQL, PostgreSQL, MongoDB, Dataverse, Cosmos DB, Database Design, Query Optimization 𝗣𝗼𝘄𝗲𝗿 𝗣𝗹𝗮𝘁𝗳𝗼𝗿𝗺: Power Apps, Canvas Apps, Model-Driven Apps, Power Automate, Power BI, Power Fx, SharePoint, SharePoint Online, Microsoft 365, Copilot Studio, Dynamics 365 𝗔𝗿𝗰𝗵𝗶𝘁𝗲𝗰𝘁𝘂𝗿𝗲: Clean Architecture, Microservices, Domain-Driven Design, MVC, MVVM, SOLID, Design Patterns, System Design, Scalable Architecture, API Design 𝗔𝗜: Azure OpenAI, Microsoft 365 Copilot, AI Integration, LLM Integration, RAG, AI-Assisted Development, GitHub Copilot 𝗜𝗻𝗱𝘂𝘀𝘁𝗿𝗶𝗲𝘀: Healthcare Software, HealthTech, Life Sciences, Clinical Trials, EHR/EMR, FHIR, HIPAA Compliance, HL7, Telehealth, Fintech, B2B Portals, EdTech, E-Learning, Enterprise Software 𝗕𝘂𝘀𝗶𝗻𝗲𝘀𝘀/𝗦𝗸𝗶𝗹𝗹𝘀: Digital Transformation, Workflow Automation, Business Process Automation, Requirements Gathering, Agile/Scrum, Full-Stack Development, Web Application Development, Legacy Modernization, Third-Party API Integration, Payment Integration (Stripe/PayPal), Twilio, Technical Consulting, Solution Architecture

🥇 Top Rated | 100% Job Success | 5⭐ Reviews | 30+ Jobs Completed 🏆 900+ Upwork hours with excellent client feedback 🟢 250+ Projects Delivered 🧑‍💻 9+ Years in Full-Stack, Mobile & AI Development 🕒 Available in EST/PST working hours ⚡ Quick responses (<5 mins) + strong weekend support 🔄 100% refund guarantee if expectations aren’t met Namaste 🙏🏼 I help businesses build AI-powered mobile and web applications that automate workflows, improve user experience, and scale efficiently — not just apps, but real, working products. As a dedicated developer, my goal is to go beyond writing code. I partner with clients to understand their business vision and deliver solutions that actually solve problems — not just apps. 💼 Technical Proficiency: Mobile App Development: 📱 Android (Java, Kotlin) | 🍏 iOS (Swift) 🦋 Flutter | ⚛️ React Native | 🚀 Xamarin Web & Backend Development: 🌐 React.js | Node.js | Vue.js 🎨 HTML, CSS, JavaScript 🐍 Python/Django | PHP (Laravel, CI, YII) | WordPress ♨️ Spring Boot, Hibernate/JPA(Java), Vert.x 🍃 MySQL | MongoDB | Oracle 🛒 WordPress | CS-Cart | OpenCart | Magento2 | Odoo AI & Automation (My Key Focus Now): 🤖 OpenAI / GPT / Claude API Integration 🧠 AI Chatbots, Assistants & Workflow Automation 📄 RAG Systems (document-based AI chat & search) ✍️ AI Content Generation (summaries, insights, notes) 🖼️ GPT Vision, OCR & image-based processing ⚙️ AI features inside mobile & web apps (real-world usage) 🎨 UI/UX & Design Tools: 🎨 Figma – Wireframes, Prototypes 🎨 Adobe XD – High-Fidelity Designs & Interactions ⿻ Moqups – Quick Flows, UI Concepts, and Planning 📱 Specialized App Categories: 🤖 AI SaaS | 🛍️ E-Commerce | 🚚 Logistics | 💳 Fintech/eWallet ❤️ Dating/Matchmaking | 💪 Fitness | 📹 Video Streaming 🧺 Laundry | 🍔 Food/Grocery Delivery | 🌾 Agriculture 🏡 Real Estate | 🚖 Taxi Booking | 🔮 Astrology 🤔 Why Work With Me: 🔧 Strong Full-Stack + Mobile + AI Expertise 🎯 I focus on business outcomes, not just code 💬 Transparent communication & collaboration 🔁 Scalable, secure solutions (GDPR/HIPAA aligned) ⚡ Fast execution using AI tools without compromising quality 💡 What I Offer ⤵️ 🛠️ End-to-End Web & Mobile App Development 🤖 AI Integration (Chatbots, Automation, Smart Features) 🔗 API Integrations & Backend Systems 🎨 Pixel-perfect UI with smooth performance ⚙️ Performance Optimization & Bug Fixing 🚀 Scalable architecture for long-term growth Best Regards Kapil Kaushik Keywords: AI Developer | ChatGPT | Claude | Flutter Developer | React Native | Full Stack Developer | Mobile App Developer | SaaS | Automation | API Integration

Senior backend engineer with 15+ years of hands-on experience. Also ship mobile (Flutter, React Native, Kotlin, Swift) and web (React, Next.js, NestJS) through AI-assisted workflows using Codex, Claude Code, and Cursor. Core strength: - C# / .NET: ASP.NET Core, ASP.NET MVC, WinForms, WPF, Entity Framework, EF Core, LINQ, Dapper, Windows Services, .NET Framework 2.0 through .NET 8 - SQL Server: 2000-2022, T-SQL, stored procedures, query tuning, indexing, performance optimization - Architecture: CQRS, DDD, SOLID, Clean Architecture, Repository Pattern, Microservices, Event-Driven AI-assisted delivery: Mobile (Flutter, React Native, Kotlin, Swift) and AI features (OpenAI API, LangChain, LangGraph, RAG, MCP exploration) are shipped via Codex, Claude Code, and Cursor. I drive architecture, specs, diff review, QA, and deployment. AI accelerates the non-C# syntax. I am transparent about which stacks I write directly vs. which I deliver via AI tooling. What I've built and shipped: - WinRest POS: 20+ year production C# .NET codebase. I maintain and extend it with Uber Eats, Clover, Moneris GO, SkipTheDishes integrations. OAuth 2.0, webhooks, zero-downtime deployments. - GrocerKey: ASP.NET Core multi-tenant e-commerce for 10+ US grocery retailers (Fareway, Kowalski's, Stew Leonard's). CQRS, EF Core, Stripe, RabbitMQ, ElasticSearch, SignalR. Eliminated peak-traffic EF query timeouts. - Pepsi Cola Primary Sales MIS: C# WinForms + SQL Server. Reduced year-end closing from 2+ days to under 1 hour via optimized stored procedures. - 35+ mobile apps shipped to App Store and Play Store (Flutter, React Native, Kotlin, Xamarin) - ExtraMiles Loyalty Suite: 5 NestJS microservices + Next.js admin + Flutter consumer app + POS terminal - Pt Pal: HIPAA-compliant physiotherapy app (ML Kit, CameraX, BiometricPrompt) - 6 self-published Chrome extensions (ScreenSolver with OpenAI vision API, Daraz Smart Shopper, Upwork Job Insights, and more) - 2 Custom GPTs published on OpenAI platform Trader companion & utility apps: Position sizing calculators, Forex session trackers, signal alerts, stock lookup tools — StoreKit 2, Play Billing, subscriptions, IAP. Industries: Restaurant POS & Food Delivery, E-Commerce & Retail, Healthcare (HIPAA), Loyalty & Rewards, Enterprise SaaS, Trader Companion Utilities, Legal Tech. Availability: 9 AM - 11 PM PKT (UTC+5). Full 8-hour overlap with UK / EU / Middle East. 4-5 hour morning overlap with US East & Central. 40+ hrs/week.

𝗦𝗲𝗻𝗶𝗼𝗿 𝗠𝗼𝗯𝗶𝗹𝗲 & 𝗙𝘂𝗹𝗹-𝗦𝘁𝗮𝗰𝗸 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿 | 𝗡𝗮𝘁𝗶𝘃𝗲, 𝗥𝗲𝗮𝗰𝘁 𝗡𝗮𝘁𝗶𝘃𝗲, 𝗙𝗹𝘂𝘁𝘁𝗲𝗿, 𝗠𝗘𝗥𝗡, 𝗦𝗮𝗮𝗦 & 𝗔𝗜 𝗔𝗽𝗽𝘀 I help startups, agencies, and growing businesses build reliable mobile apps, SaaS platforms, AI-powered web applications, and scalable backend systems. With 10+ years of hands-on experience in mobile and web development, I have delivered everything from MVPs and internal business tools to large-scale production applications used by real customers. My focus is not just writing code — I build clean, scalable, maintainable products that solve business problems. 𝗪𝗵𝗮𝘁 𝗜 𝗖𝗮𝗻 𝗕𝘂𝗶𝗹𝗱 𝗳𝗼𝗿 𝗬𝗼𝘂 ✅ Mobile apps for iOS and Android ✅ SaaS platforms and admin dashboards ✅ AI-powered web and mobile applications ✅ MVPs for startups ✅ Marketplace, booking, CRM, fintech, dating, delivery, and business apps ✅ API integrations and automation workflows ✅ Secure backend systems and cloud deployments 𝗠𝗼𝗯𝗶𝗹𝗲 𝗔𝗽𝗽 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁 I can build cross-platform and native mobile applications using: ✅ React Native with TypeScript / JavaScript ✅ Flutter with Dart ✅ Ionic Framework ✅ Xamarin Forms ✅ Native iOS using Swift and Objective-C ✅ Native Android using Kotlin and Java I can help you build a new app from scratch, improve an existing app, fix bugs, add features, or prepare your app for App Store and Play Store release. 𝗙𝘂𝗹𝗹-𝗦𝘁𝗮𝗰𝗸 𝗪𝗲𝗯 & 𝗦𝗮𝗮𝗦 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁 I have 8+ years of experience building production-ready SaaS platforms and AI-powered web applications. My full-stack expertise includes: ✅ React.js, Next.js, TypeScript, Redux ✅ Node.js, Express.js, NestJS ✅ PHP and custom backend development ✅ REST APIs and GraphQL APIs ✅ PostgreSQL, MongoDB, MySQL, MS SQL Server, Redis ✅ Multi-tenant SaaS architecture ✅ Role-based access control ✅ Subscription billing and payment integrations ✅ Real-time features using WebSockets ✅ Admin dashboards and reporting systems ✅ JWT, OAuth, Passport, social login, and secure authentication 𝗔𝗜 & 𝗔𝘂𝘁𝗼𝗺𝗮𝘁𝗶𝗼𝗻 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁 I integrate AI into real products — not just demos or prototypes. I can help you build: ✅ AI chatbots and assistants ✅ OpenAI, GPT-4, Anthropic, Claude, Whisper, and DALL-E integrations ✅ Amazon Bedrock and Azure OpenAI integrations ✅ AI agents and workflow automation ✅ OCR, NLP, document processing, and content generation tools ✅ Recommendation engines and predictive scoring systems ✅ Real-time analytics and intelligent alerts ✅ n8n workflows and custom automation pipelines ✅ Machine learning solutions using TensorFlow, PyTorch, Scikit-learn, Keras, OpenCV, Pandas, and NumPy 𝗖𝗹𝗼𝘂𝗱, 𝗗𝗲𝘃𝗢𝗽𝘀 & 𝗗𝗲𝗽𝗹𝗼𝘆𝗺𝗲𝗻𝘁 I can also handle production deployment and scaling using: ✅ AWS Lambda, EC2, RDS, S3, API Gateway, Elastic Beanstalk, CodePipeline ✅ Google Cloud Platform and Microsoft Azure ✅ Docker ✅ CI/CD pipelines ✅ Jenkins ✅ Nginx ✅ Serverless architecture ✅ Monitoring, performance optimization, and deployment hardening 𝗪𝗵𝘆 𝗖𝗹𝗶𝗲𝗻𝘁𝘀 𝗪𝗼𝗿𝗸 𝗪𝗶𝘁𝗵 𝗠𝗲 ✅ 10+ years of real development experience ✅ Strong mobile, web, backend, SaaS, and AI expertise ✅ Clear communication and reliable delivery ✅ Experience working with remote teams across different time zones ✅ Ability to take ownership of the complete product lifecycle ✅ Clean code, scalable architecture, and long-term maintainability ✅ Proven history of delivering quality work on time and within budget 𝗛𝗼𝘄 𝗜 𝗪𝗼𝗿𝗸 I break projects into clear 2–3 day deliverables, provide regular written updates, share screenshots or progress demos, and raise blockers early so there are no surprises. I am available from 9 AM to 10 PM IST and can provide solid overlap with US, UK, Europe, and Australian time zones. 𝗧𝗼𝗼𝗹𝘀 𝗜 𝗨𝘀𝗲 GitHub, GitLab, Bitbucket, Jira, Asana, Trello, Basecamp, Docker, AWS, GCP, Azure, Figma, Postman, Slack, and CI/CD tools. Whether you need a new mobile app, a SaaS platform, an AI-powered product, backend development, API integration, or ongoing technical support, I can help you turn your idea into a stable and scalable product. Let’s discuss your project and how I can help you build it successfully.

🏆 Why I'm a Top-Rated Full Stack Developer & .NET Developer 8+ years as a Full Stack Developer and .NET Developer, 60+ web apps shipped for US, UK and EU clients
$60k+ earned on Upwork as a C# Developer and .NET Developer, 100% Job Success Score
 As a Full Stack Developer, I've shipped 40+ releases combining React, Angular and ASP.NET Core
 As a C# Developer, I cut API response times by 45% and infrastructure costs by 30% for a fintech client
As a .NET Developer, I migrated 3 legacy monoliths to .NET Core microservices, +70% deployment speed 💥 Recent win — as a Full Stack Developer and C# Developer, I rebuilt a logistics platform using .NET Core, Angular and MySQL, cutting order processing time by 55% and lifting client retention by 22%. 🟢 Most business platforms are slow, hard to scale and expensive to maintain. With 8+ years as a .NET Developer, C# Developer and Full Stack Developer, I architect scalable web developer solutions on .NET, Angular, React and Python stacks that turn technical debt into growth 🟢 ⭐️⭐️⭐️⭐️⭐️ "She's an outstanding .NET Developer and Full Stack Developer. Reliable, communicative, and delivers clean, production-ready C# code every time." 🎯 WHY CLIENTS CHOOSE ME AS A FULL STACK DEVELOPER I'm a Full Stack Developer, .NET Developer and C# Developer with full-cycle ownership — from database architecture and API design to pixel-perfect frontends. As a C# Developer, I write clean, testable code following SOLID principles, and as a Full Stack Developer I make sure the entire product actually works for your users. ✔️ .NET Core & C# — as a .NET Developer and C# Developer: scalable ASP.NET Core APIs, background services, .NET MAUI apps
 ✔️ Frontend — React, Angular, Vue.js, jQuery, built for speed and clean UX
 ✔️ Full Stack Development — as a Full Stack Developer, connecting .NET, Node.js and Python backends to JavaScript frontends
 ✔️ Web Developer Services — as a web developer, WordPress, Laravel and PHP sites alongside custom .NET apps
 ✔️ Database Architecture — MySQL, SQL Server, API Integration for data-heavy systems
 ✔️ Cloud & DevOps — Azure, AWS, Docker, CI/CD, supporting .net full stack developer and full stack developer react deployments 📊 RESULTS 🔶 Fintech Platform: as a .NET Developer and C# Developer, -60% transaction errors, 99.9% uptime via a full .NET Core rebuild
 🔶 E-commerce Marketplace: as a Full Stack Developer, React + .NET Core APIs, +28% checkout conversion, 3x page load speed
 🔶 Healthcare SaaS: as a senior .net developer, HIPAA-compliant rebuild, -40% manual admin work ⚙️ TECH STACK C#, .NET, .NET Core, .NET Framework, .NET MAUI, ASP.NET, React, Angular, Vue.js, Node.js, JavaScript, TypeScript, Python, PHP, Laravel, WordPress, HTML5, CSS 3, jQuery, Bootstrap, MySQL, SQL Server, Git, Azure, AWS, Docker, Software Architecture & Design, Agile Software Development, Desktop Application development 💼 EVERY PROJECT AS A FULL STACK DEVELOPER INCLUDES ▪️ Clean, well-documented C# and .NET code with automated testing
 ▪️ Direct communication, just a senior C# Developer / .NET Developer working on your project 
▪️ Ongoing support after launch as your long-term Full Stack Developer and .NET Developer partner 🏭 INDUSTRIES Fintech · Healthcare · E-commerce · Logistics · SaaS · Real Estate · EdTech 🔎 ALSO EXPERIENCED AS react developer · python developer · java developer · blockchain developer · mobile app developer · wordpress developer · full-stack web developer · python full stack developer · wordpress full stack · full stack developer react · c# .net developer · senior fullstack developer · .net full stack developer · senior .net developer · .net core developer · c developer · cs cart developer · qnap integration · c# wpf · c# angular · c# unity · javascript fullstack · fullstack web developer · full stake developer · c# game developer · full-stack development Each project covers a real client engagement, twice over: react developer dashboard + rebuild; python developer API + script; java developer module + fix; blockchain developer audit + integration; mobile app developer release + update; wordpress developer site + migration; full-stack web developer scope; python full stack developer work; wordpress full stack rebuild; full stack developer react integration; c# .net developer contract; senior fullstack developer judgment; .net full stack developer discipline; senior .net developer oversight; .net core developer debugging; c developer fixes; cs cart developer migrations; qnap integration fixes; c# wpf builds; c# angular dashboards; c# unity prototypes; javascript fullstack proofs of concept; fullstack web developer delivery; full stake developer projects; c# game developer credits; full-stack development results. 🚀 LOOKING FOR A RELIABLE FULL STACK DEVELOPER OR .NET DEVELOPER? 👉 Hire a proven .NET Developer, C# Developer and Full Stack Developer. 📅 Last updated: 14.07.2026

I'm a skilled developer with 10+ years of experience in the software industry, especially within Microsoft, cloud & mobile app solutions. Tell me your needs and I will do my best to help you. Having previously worked with large enterprises as well as many smaller start-ups, I have a broad range of experience and knowledge of the full software delivery lifecycle. Why should you hire me: ✅ I work fast and achieve your goals on time ✅ My total programming experience is 10+ years ✅ 200+ successful projects delivered ✅ Solid logic reasoning and problem-solving skills ✅ Responsiveness and high-quality delivery ✅ Best software development practices using ✅ Highly skilled Full Stack Developer and Mobile Developer team for enterprise solutions I am not interested in "one-hour" or "one-day" jobs. I establish long-lasting relationships with my clients. I always consider a commitment to the result as the first priority. Since 2015, I've been working as CEO at Lvivity - a boutique dev shop that I founded. My team will deliver you the best service, communication, and also reliable, and scalable code that will fulfill your business needs. Here is a list of technologies I have experience with: 🔸 Programming - .NET C# Architect, PM, BA, CEO @ Lvivity.com 🔸 Databases - MSSQL, MySQL, MongoDB, Oracle, Flat files (CSV, XML) 🔸 Source Control - TFS, GIT, SVN 🔸 API's - Google, eBay, Facebook, LinkedIn, Twitter, Amazon 🔸 And much more: ASP.NET MVC / Core2 / WPF / Xamarin / SWIFT, React.Native, Flutter, Azure, AWS So, I guarantee my enthusiasm for work and fulfilling my project with inexpressible efforts.

I'm a seasoned Full-Stack Developer with 15+ years of hands-on experience delivering scalable, secure, and high-performance applications across web, desktop, mobile, and cloud platforms. I bring deep technical expertise paired with a strong understanding of business domains — including eCommerce, FinTech, Insurance, Healthcare, CRM, Practice Management Systems, Logistics, Supply Chain, Telecom, and Education. I don't just write code — I architect solutions. Every project I take on follows industry best practices: clean architecture, SOLID principles, design patterns, automated testing, CI/CD pipelines, and thorough code reviews. I have hands-on experience building applications that comply with HIPAA, PCI-DSS, GDPR, and SOC 2 standards, ensuring your product meets regulatory requirements from day one. I'm well-versed in Agile and Scrum methodologies, experienced with Jira and Azure DevOps for project management, and committed to transparent communication through sprint planning, daily standups, and regular progress updates. 🔹 Backend Development ASP.NET · ASP.NET MVC · .NET Core · C# · Web API (RESTful) · Node.js · Microservices · gRPC · WCF · Background Services · Windows Services 🔹 Frontend Development React.js · Next.js · Angular · Vue.js · JavaScript · TypeScript · jQuery · HTML · CSS · Tailwind CSS · Bootstrap · PWA 🔹 Mobile & Desktop React Native · .NET MAUI · Xamarin · Ionic · Cordova · Electron · WPF · WinForms · Console Applications 🔹 Databases & Data Access Microsoft SQL Server · PostgreSQL · MySQL · MongoDB · Redis · Entity Framework Core · Dapper · ADO.NET 🔹 Search & Messaging Elasticsearch · RabbitMQ · Azure Service Bus · SignalR 🔹 Cloud & DevOps Azure (App Services, Functions, Service Bus, Blob Storage) · AWS · Docker · Kubernetes · CI/CD (GitHub Actions, Azure DevOps) · Azure DevOps Pipelines 🔹 Architecture & Patterns Clean Architecture · Domain-Driven Design (DDD) · CQRS · Event-Driven Architecture · Microservices · n-Tier · SOA · Repository & Unit of Work Patterns · MVC · MVP 🔹 Testing & Quality xUnit · NUnit · Jest · React Testing Library · Moq · Integration Testing · TDD · Code Coverage Analysis 🔹 Payment & API Integrations Stripe · PayPal · Authorize.Net · Twilio · SendGrid · MailChimp · QuickBooks · Google Maps · Social Media APIs (Meta, LinkedIn, X) 🔹 Project Management & Compliance Agile · Scrum · Jira · Azure DevOps · HIPAA · PCI-DSS · GDPR · SOC 2 What sets me apart: ✅ 15+ years of proven delivery across 100+ projects ✅ Deep experience with regulatory compliance — HIPAA, PCI-DSS, GDPR, SOC 2 ✅ Agile practitioner — comfortable leading or participating in Scrum teams using Jira and Azure DevOps ✅ Strong communicator — I keep you informed at every step ✅ Best practices by default — clean code, automated tests, proper documentation ✅ Flexible working hours — I adapt to your timezone and workflow ✅ Comfortable collaborating with your existing team or working independently I treat every project as a partnership. Whether you need a full application built from scratch, a legacy system modernized, or a scalable microservices architecture on the cloud — I'm here to deliver results you can rely on. Let's talk about your project — I'd love to help you build something great.

𝐅𝐨𝐜𝐮𝐬 𝐨𝐧 𝐲𝐨𝐮𝐫 𝐛𝐮𝐬𝐢𝐧𝐞𝐬𝐬 while I handle everything related to AI and software development. Have a great idea for an AI agent or assistant but 𝒅𝒐𝒏'𝒕 𝒌𝒏𝒐𝒘 𝒘𝒉𝒆𝒓𝒆 𝒕𝒐 𝒔𝒕𝒂𝒓𝒕? Just send me a DM and we will arrange 𝐚 𝐟𝐫𝐞𝐞 𝟒𝟎-𝐦𝐢𝐧 𝐜𝐨𝐧𝐬𝐮𝐥𝐭𝐚𝐭𝐢𝐨𝐧 📞 where I will do my best to answer all your questions. [Updated: July 6, 2026] I helped a wide range of customers - from small startups to enterprises - build human-like AI agents, LLM assistants, NLP projects, RAG systems, AI Knowledge Bases, AI MVP and AI chatbots. Here are some examples: · AI assistant with RAG functionality for a leading telehealth company; · LLM-based call analysis and assessment using over 40 parameters; · LLM agent to extract information from medical records; · AI agent for a real estate sales team; · Health AI assistant for nurses; · RAG software for financial and investment analysts that processes documents in various formats; · AI real-time voice avatars for US medical students. I can help you build an advanced RAG system with your own data. Moreover, I can help you integrate AI / LLMs / ML in your business strategy, products and roadmap. "Simple put, one of the best engineers we've ever worked with" ⭐️⭐️⭐️⭐️⭐️ - Boaz, Head of RnD @ HoneyBook 𝐋𝐋𝐌𝐬: OpenAI (GPT 3.5, GPT 4, Whisper AI), Anthropic (Claude 3.5 Sonnet), DeepSeek and open-source models (Mistral, Llama 3). 𝐀𝐈 𝐬𝐤𝐢𝐥𝐥𝐬: OpenClaw, LlamaIndex, Langchain, Prompt Engineering, Vector store databases (Pinecone, Qdrant, Chroma DB), agents (AutoGPT, Autogen), chatbots, assistants, knowledge bases. 𝐃𝐞𝐩𝐥𝐨𝐲: Azure Cloud Services, Docker, AWS, Web apps, Chatbot platforms. 𝐅𝐮𝐥𝐥 𝐒𝐭𝐚𝐜𝐤 𝐄𝐧𝐠𝐢𝐧𝐞𝐞𝐫𝐢𝐧𝐠: - React & Next.js / Angular frontend architecture - Python (FastAPI) backend development - Node.js, Express.js, Nest.js APIs - SQL Server, MySQL, PostgreSQL, MongoDB - Multi-tenant SaaS platforms - Stripe billing & subscription systems If you are looking for a reliable and skilled AI developer who can deliver high-quality results, message me. I would love to hear more about your project and discuss how I can help you achieve 𝐲𝐨𝐮𝐫 𝐠𝐨𝐚𝐥𝐬.