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Amit K.
$20/hr
100% Job Success
$70K+ earned
Available now
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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
Amit K. has worked .
ELYRIA SOFTWARE PRIVATE LIMITED
Associated with
ELYRIA SOFTWARE PRIVATE LIMITED
$900K+
earned
Inder M.
$20/hr
99% Job Success
$400K+ earned
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I help startups and growing businesses build, scale, and optimize web applications that handle real-world traffic efficiently, without driving up cloud costs. Recently, I scaled a production web application to support 50,000+ concurrent users while reducing cloud operational costs by 40% through optimized architecture and efficient resource management. My focus is simple: delivering performance, reliability, and measurable business impact. 📈𝐑𝐞𝐜𝐞𝐧𝐭 𝐂𝐥𝐢𝐞𝐧𝐭 𝐑𝐞𝐬𝐮𝐥𝐭𝐬 ✅ Scaled a SaaS platform to 10K+ concurrent users with 99.9% uptime and zero-downtime deployments ⚡ Reduced database query load times by 65%, increasing customer retention by 28% ☁️ Migrated legacy enterprise systems to the cloud, cutting infrastructure costs by 30% 💰 Built an MVP that helped a startup raise $2M in Series A funding within 8 months 🧠 𝐇𝐨𝐰 𝐈 𝐂𝐚𝐧 𝐇𝐞𝐥𝐩 𝐘𝐨𝐮 𝐈𝐟 𝐲𝐨𝐮’𝐫𝐞 𝐝𝐞𝐚𝐥𝐢𝐧𝐠 𝐰𝐢𝐭𝐡: 1. Slow application performance and limited scalability 2. Rising cloud costs due to inefficient resource utilization 3. MVPs that need to be scaled and hardened for production 4. Legacy systems holding back growth and innovation 𝐌𝐲 𝐂𝐨𝐫𝐞 𝐄𝐱𝐩𝐞𝐫𝐭𝐢𝐬𝐞 𝟏. 𝐅𝐫𝐨𝐧𝐭𝐞𝐧𝐝 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 Modern JavaScript frameworks for building responsive, SEO-optimized user interfaces that deliver fast load times, high performance, and a clean, intuitive user experience. 𝟐. 𝐁𝐚𝐜𝐤𝐞𝐧𝐝 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 Server-side application development focused on secure APIs, scalable services, and real-time capabilities. 𝟑. 𝐂𝐥𝐨𝐮𝐝 & 𝐈𝐧𝐟𝐫𝐚𝐬𝐭𝐫𝐮𝐜𝐭𝐮𝐫𝐞 Cloud-based application deployment with automated builds, scalable architecture, and performance-optimized infrastructure built for reliability and growth. 𝟒. 𝐃𝐚𝐭𝐚𝐛𝐚𝐬𝐞 𝐄𝐧𝐠𝐢𝐧𝐞𝐞𝐫𝐢𝐧𝐠 Relational and NoSQL database design with strong focus on performance, data integrity, and query optimization. 𝟓. 𝐒𝐲𝐬𝐭𝐞𝐦 𝐈𝐧𝐭𝐞𝐠𝐫𝐚𝐭𝐢𝐨𝐧𝐬 Integration of payments, authentication, messaging, and external APIs. 🔄 𝐌𝐲 𝐖𝐨𝐫𝐤𝐢𝐧𝐠 𝐏𝐫𝐨𝐜𝐞𝐬𝐬 (𝐂𝐥𝐞𝐚𝐫 & 𝐓𝐫𝐚𝐧𝐬𝐩𝐚𝐫𝐞𝐧𝐭) 1️⃣ Discovery - Understand business goals & technical requirements 2️⃣ Development - Agile sprints with regular updates & demos 3️⃣ Deployment - Secure cloud setup with monitoring & optimization 4️⃣ Support - Post-launch scaling, maintenance & improvements Clients appreciate my clear communication, proactive thinking, and ownership mindset. Whether you are launching a startup MVP 🚀, modernizing a legacy system 🔧, or scaling an enterprise application 📊 - I deliver production-ready solutions that drive real results. 💬 Message me and let’s discuss your project goals, timeline, and success metrics.
Inder M. has worked .
Eminence Internet Technology Pvt Ltd
Associated with
Eminence Internet Technology Pvt Ltd
$10M+
earned
Muhammad Shahbaz A.
$20/hr
100% Job Success
$2K+ earned
Available now
Offers consultations
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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.
Muhammad Shahbaz A. has worked .
Nasir K.
$45/hr
100% Job Success
Available now
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⭐️ Top Rated Plus - Top 3% of talent on Upwork 🕒 6,000+ Hours on Upwork ✅ 10+ years of experience ✅ 25+ Enterprise .NET Projects delivered "If your .NET application is breaking under scale, missing real-time or AI features, or needs a complete architecture overhaul, I build systems that handle it." I'm a 𝐒𝐞𝐧𝐢𝐨𝐫 .𝐍𝐄𝐓 𝐀𝐫𝐜𝐡𝐢𝐭𝐞𝐜𝐭 with 10+ 𝐲𝐞𝐚𝐫𝐬 of experience, specializing in enterprise-grade backend systems, real-time applications, and cross-platform mobile apps that need to work reliably at scale. Companies hire me for high-stakes projects, legacy systems that need restructuring without downtime, SaaS platforms, ERP & CRM systems that need to handle thousands of concurrent users, or greenfield enterprise applications that need 𝐜𝐥𝐞𝐚𝐧 𝐚𝐫𝐜𝐡𝐢𝐭𝐞𝐜𝐭𝐮𝐫𝐞 from day one. ➡ 𝐖𝐡𝐚𝐭 𝐈 𝐁𝐮𝐢𝐥𝐝: • 𝐄𝐧𝐭𝐞𝐫𝐩𝐫𝐢𝐬𝐞 .𝐍𝐄𝐓 𝐂𝐨𝐫𝐞 𝐀𝐏𝐈𝐬 using Clean Architecture and CQRS • 𝐑𝐞𝐚𝐥-𝐭𝐢𝐦𝐞 𝐚𝐩𝐩𝐥𝐢𝐜𝐚𝐭𝐢𝐨𝐧𝐬 with SignalR and WebRTC, including scalable communication systems • 𝐄𝐑𝐏, 𝐂𝐑𝐌, 𝐚𝐧𝐝 𝐒𝐚𝐚𝐒 𝐩𝐥𝐚𝐭𝐟𝐨𝐫𝐦𝐬 built on SQL Server and Entity Framework • 𝐅𝐥𝐮𝐭𝐭𝐞𝐫 𝐚𝐧𝐝 𝐑𝐞𝐚𝐜𝐭 𝐍𝐚𝐭𝐢𝐯𝐞 𝐦𝐨𝐛𝐢𝐥𝐞 𝐚𝐩𝐩𝐬 connected to scalable .NET backends • 𝐀𝐈-𝐩𝐨𝐰𝐞𝐫𝐞𝐝 𝐚𝐮𝐭𝐨𝐦𝐚𝐭𝐢𝐨𝐧 𝐬𝐨𝐥𝐮𝐭𝐢𝐨𝐧𝐬 using OpenAI, Azure AI, and custom integration pipelines ➡ 𝐖𝐡𝐨 𝐈 𝐖𝐨𝐫𝐤 𝐁𝐞𝐬𝐭 𝐖𝐢𝐭𝐡: Startups are scaling fast. Businesses are reducing technical debt. CTOs and founders who need a senior engineer who takes ownership, communicates clearly, and delivers reliably. ➡ 𝐓𝐞𝐜𝐡 𝐒𝐭𝐚𝐜𝐤 𝐄𝐱𝐩𝐞𝐫𝐭𝐢𝐬𝐞: 𝗕𝗮𝗰𝗸𝗲𝗻𝗱 & 𝗘𝗻𝘁𝗲𝗿𝗽𝗿𝗶𝘀𝗲 • C#, .NET Core, ASP.NET Core MVC/Web API, Entity Framework, REST APIs, SignalR, SQL Server 𝗠𝗼𝗯𝗶𝗹𝗲 & 𝗙𝗿𝗼𝗻𝘁𝗲𝗻𝗱 • Flutter, React Native, Angular, React, Next.js, TypeScript, with push notifications, offline caching, biometric authentication, and CI/CD deployment to App Store and Play Console 𝗔𝗜 & 𝗜𝗻𝘁𝗲𝗹𝗹𝗶𝗴𝗲𝗻𝘁 𝗔𝘂𝘁𝗼𝗺𝗮𝘁𝗶𝗼𝗻 • OpenAI/GPT APIs, LLM integration, Azure AI, smart document reporting, and search 𝗗𝗮𝘁𝗮𝗯𝗮𝘀𝗲𝘀 • SQL Server, PostgreSQL, MongoDB, MySQL, Redis (Caching), Elasticsearch 𝗖𝗹𝗼𝘂𝗱 & 𝗗𝗲𝘃𝗢𝗽𝘀 • Azure, AWS, Git, CI/CD Pipelines ➡ 𝐖𝐡𝐚𝐭 𝐈 𝐃𝐞𝐥𝐢𝐯𝐞𝐫 • 𝐄𝐧𝐭𝐞𝐫𝐩𝐫𝐢𝐬𝐞 𝐒𝐨𝐟𝐭𝐰𝐚𝐫𝐞: Building and scaling central .NET Core SaaS, ERP, and CRM systems • 𝐌𝐨𝐛𝐢𝐥𝐞 𝐀𝐩𝐩 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭: High-performance Flutter and React Native apps connected to your backend • 𝐀𝐈 𝐅𝐞𝐚𝐭𝐮𝐫𝐞𝐬 & 𝐖𝐨𝐫𝐤𝐟𝐥𝐨𝐰𝐬: OpenAI integration for automated insights, summarization, and smart search • 𝐒𝐲𝐬𝐭𝐞𝐦 𝐒𝐭𝐚𝐛𝐢𝐥𝐢𝐳𝐚𝐭𝐢𝐨𝐧: Refactoring legacy codebases, fixing production bugs, optimizing slow databases ➡ 𝐂𝐨𝐦𝐦𝐨𝐧 𝐏𝐫𝐨𝐛𝐥𝐞𝐦𝐬 𝐈 𝐅𝐢𝐱 • Frequent production bugs and instability • Slow APIs and database performance issues • Legacy .NET code that’s risky to modify • Systems that have grown without structure • Teams that need a reliable long-term backend owner ➡ 𝐇𝐨𝐰 𝐈 𝐖𝐨𝐫𝐤 I focus on long-term reliability, clear communication, and ownership. I start by understanding your existing system and business context, identifying risks and bottlenecks, and stabilizing what's already live, then making incremental improvements that are safe to deploy and easy to maintain. This approach is ideal for ongoing contracts, retainers, and long-term partnerships where consistency and trust matter most. ➡ 𝐋𝐞𝐭’𝐬 𝐓𝐚𝐥𝐤 If you need a senior .NET engineer to build, maintain, stabilize, or scale your system, message me. I'll review your setup, give honest feedback, and suggest a practical approach that fits your business. ➡ 𝐊𝐞𝐲𝐰𝐨𝐫𝐝𝐬: Senior .NET Developer · .NET Core · ASP.NET Core · C# Developer · Backend Engineer · Enterprise Web Applications · SaaS Development · ERP Systems · CRM Systems · Web API · REST API · SQL Server · Entity Framework · Flutter Developer · React Native · Mobile App Developer · Cross-Platform Mobile Apps · Legacy System Modernization · AI Integration · OpenAI API · Azure · AWS
Nasir K. has worked .
Akshaya K.
$15/hr
100% Job Success
$20K+ earned
Available now
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Senior .NET Full-Stack Developer with a 100% job success rate. .NET Core | ASP NET | Supabase | Blazor | AI Integrations | React | Angular I am a senior full-stack .NET developer with 8+ years of experience designing and building ERP, CRM, and SaaS web applications for startups and enterprises. I help businesses create secure, scalable, and high-performance applications that are cloud-ready and built for long-term growth. My expertise spans end-to-end application development—from system architecture and backend APIs to modern, responsive frontend interfaces. I also integrate AI-powered capabilities into SaaS, ERP, and CRM platforms to automate workflows, improve user experience, and support smarter decision-making. I focus on clean architecture, scalable codebases, performance optimization, and maintainability, ensuring systems remain reliable as your business evolves. What I Help Clients Build ✔ ERP & CRM systems for business process automation ✔ Multi-tenant SaaS platforms ✔ .NET Core & Blazor web applications ✔ Secure REST APIs and third-party integrations ✔ AI-enabled features (chatbots, intelligent search, workflow automation) ✔ Modern, responsive frontends using React & Angular Core Skills & Expertise Backend (.NET & API Development) .NET Core, MVC .NET, Supabase, Blazor Server, Blazor WebAssembly, C#, Entity Framework Core, LINQ, Razor Pages, RESTful APIs, authentication & authorization, role-based access control Frontend Development Angular (1.x–17), React.js, Redux, TypeScript, JavaScript, Material UI, responsive web design Database & Performance Optimization SQL Server, PostgreSQL, stored procedures, indexing strategies, query optimization, performance tuning SaaS, ERP & CRM Architecture Multi-tenant SaaS design, subscription management, user & role management, enterprise-grade system architecture, scalable application design Development Methodology Agile development, clean architecture, modular design, maintainable and testable code Domain & Industry Experience ✔ ERP Systems ✔ CRM Platforms ✔ SaaS Applications ✔ Business Process Automation ✔ Admin Panels & Dashboards ✔ API-driven Enterprise Systems Why Clients Choose Me ✔ Deep understanding of ERP, CRM, and SaaS business requirements ✔ Proven expertise in .NET Core, Supabase, Blazor, React, and Angular ✔ Clean, scalable, production-ready solutions ✔ Clear communication and reliable delivery ✔ Long-term ownership mindset and ongoing support If you’re looking for a full-stack .NET developer, Blazor specialist, or ERP/CRM/SaaS expert who can efficiently build and scale your product, I’d be happy to discuss your project.
GiniLytics IT Solutions Pvt. Ltd.
Associated with
GiniLytics IT Solutions Pvt. Ltd.
$200K+
earned
Jagdip S.
$35/hr
100% Job Success
$100K+ earned
Available now
Offers consultations
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*** Committed to Safe & Secure your Idea, Source code and Data *** Experienced and Self-driven Professional and having extensive 20+ Years of experience as a full-stack developer & architect. Resourceful problem solver and skilled in team leading and product development. Driven by technical excellence, never ending improvement and the fun and reward of building things, achieving goals and helping/contributing as much as possible. Always happy and proactive to work on new challenge and contribute ideas to make process fast and deliver a reliable solution on-time. - Good listener and a very communicative team member. - Can work on my own without guidelines or supervision. - Experienced working remotely with foreign teams. - Like to keep things as simple as possible. - Like to learn/do/contribute as much as possible but always in orderly and controlled fashion so deadlines get meet. Skills: ✅ C#, .NET Framework / Core ✅ ASP.NET / MVC / ASP.Net Web/ Web API / WCF / OAuth ✅ Angular, Vue.js ✅ XAML / MVVM / SignalR ✅ AngularJs / KnockoutJs / JavaScript / TypeScript / jQuery ✅ HTML / CSS / Bootstrap AI TOOLS: ✅ OpenAI API, DeepFace, ML/DL frameworks (TensorFlow, Keras, PyTorch, Scikit-learn), LangChain, Mistral, AgenticAI, Transformers ✅ RAG + custom AI tools: Document recognition and processing, Market Grabber, project management bots, AI for telephony, video/audio analysis ORM Tools: ✅ Entity Framework / Dapper / LINQ / nHibernate and EntitySpaces Database: ✅ SQL (MSSQL, MySQL) / SQLite / MongoDB / Elastic Search / MS Access Cloud-Based Services: ✅ Windows Azure (Expert) / Amazon Cloud services (AWS) Payment Gateway ✅ PayPal/ Stripe / Authorize.Net / Sage APIs: ✅ Google Maps / Google Drive / Facebook / Twilio / Mailgun / Paypal / eBay / Stripe / Authorize.net Others: ✅ Jira / Trello / Git / TFS / BitBucket / GitLab / GitHub. Skill Keywords# Fullstack .NET Developer | Backend .NET Developer | ASP.NET Core | C# | MVC | Web API | SQL Server | Microservices | RESTful APIs | SignalR | Entity Framework Core | Blazor | Azure | AWS | Docker | Responsive Web Design | Frontend Development | Backend Development | Database Management | Agile Development | CI/CD Pipelines | Performance Optimization | Stripe Integration | Stripe Webhooks Integration | Apple In-app Purchase webhook Integration | Google Subscription Pubsub Webooks Integration
Whizcamp Private Limited
Associated with
Whizcamp Private Limited
$100K+
earned
Rohit C.
$18/hr
100% Job Success
$300K+ earned
Available now
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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.
Techbit Solutions Pvt Ltd
Associated with
Techbit Solutions Pvt Ltd
$4M+
earned
Hisham A.
$25/hr
97% Job Success
Available now
Offers consultations
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🏆 Top Rated | 💼 400+ Clients Served | ⏱️ 1500+ Hours Worked 📞 Book a consultation 📥 Invite me to your job ⭐⭐⭐⭐⭐ "Fast and accurate! This is my second time working with Hashim and 100% recommend him for automation, AI, and tech stack needs. Thanks!" I’m a Senior AI Automation Engineer helping businesses build AI agents, automate operations, connect CRMs, and replace manual work with reliable workflow systems. Since 2020, I’ve specialized in n8n, Zapier, Make, OpenAI, CRM integrations, and custom API automation that saves time, reduces errors, and helps teams scale faster. Skills AI Agents & Automation Expert | n8n, Zapier, Make | OpenAI, ChatGPT, Claude, Gemini | CRM Automation, HubSpot, GoHighLevel, Salesforce | WhatsApp, Twilio, Slack, Telegram Bots | Airtable, Google Sheets, Notion, ClickUp, Trello | APIs, Webhooks, REST APIs | Python, JavaScript, Node.js | LangChain, RAG, LLM Integrations | OCR, Email Parsing, Data Extraction | Shopify, BigCommerce, Stripe | ERP & CRM Automation | No-Code, Low-Code & Custom Automation Systems Perfect For - Businesses wanting AI agents that qualify leads, answer customers, and automate follow-ups - Agencies looking to connect CRMs, ads, forms, emails, calendars, and reporting tools - Startups aiming to scale sales, support, and operations with n8n and OpenAI workflows - Teams that need reliable Zapier, Make, or n8n automations with clean error handling - Companies wanting to automate HubSpot, GoHighLevel, Salesforce, Airtable, or ERP systems - Entrepreneurs seeking WhatsApp bots, voice bots, chatbots, and communication automations What You Will Get - End-to-end automation workflows in n8n, Zapier, and Make - Custom AI agents, chatbots, and workflow assistants powered by OpenAI and LLMs - CRM automation for HubSpot, GoHighLevel, Salesforce, Airtable, and custom systems - WhatsApp, Twilio, Slack, Telegram, Gmail, and calendar automation - Scalable API development, webhook logic, scripting, and system integration - Data extraction, OCR, email parsing, reporting, and Google Sheets syncing - Testing, documentation, workflow cleanup, and ongoing support Portfolio - TARGITR Sales Gamification & CRM Performance Platform Delivered a production-ready SaaS platform with HubSpot and Salesforce integrations, real-time tracking for 32+ sales metrics, AI coaching, reward automation, Stripe billing, Slack integration, and Chrome Extension support. - Automated Restocking & Dynamic Pricing System Built an automated inventory and pricing workflow using NetSuite, BigCommerce, Pricefy, Slack, OpenAI, and custom stock logic to manage restocking decisions, competitor pricing, and approval-based pricing updates. - INSP Product Enrichment Pipeline Refactor Rebuilt a production product enrichment pipeline using n8n, Supabase, Apify, SerpApi, and OpenAI with review discovery, transcript scraping, article enrichment, retry logic, HMAC callbacks, and real-time status updates. - Self-hosted MCP AI Automation System Developed a self-hosted AI automation system connecting Gmail, Zoom, ClickUp, GoHighLevel, Calendar, Telegram, Slack, and WhatsApp for centralized AI-assisted business operations. - OpenClaw AI Sales Assistant Built an AI sales assistant to track leads, follow up through WhatsApp, and generate daily sales reports. Integrated HubSpot and Meta Ads APIs for real-time updates. - OpenPhone Call Workflow Automation Built advanced n8n automation with dynamic prompts, call recording triggers, team logic, Google Sheets sync, and automated call routing. - Notion Monthly KPI Auto-Creation Built an n8n automation that scans active team members in Notion and creates monthly KPI pages only when they do not already exist. - WhatsApp + PMP Workflow Automated WhatsApp communication and project management workflows for messaging, status tracking, task updates, and centralized project communication. - GP-Patient SOAP Notes Automation Converted doctor-patient conversations into structured SOAP notes using AI to reduce documentation time and standardize clinical records. - Facebook Ads Insight Parser Built an AI workflow to parse Facebook Ads data, process campaign results, and generate structured insights with a custom dashboard UI. Why Choose Me Since 2020, I’ve helped startups, agencies, and growing businesses replace manual processes with smart automation systems. I combine AI, workflow automation, API integrations, and software engineering experience to build systems that are reliable, scalable, and easy to maintain. My approach is business-first, not tool-first. I focus on understanding your workflow, identifying the highest-ROI automation opportunities, and building solutions that work in real business environments. Let’s transform your workflows into intelligent automations that work 24/7 for your business.
Hisham A. has worked .
Maulik P.
$25/hr
100% Job Success
$100K+ earned
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Are you tired of developers who over-promise and under-deliver? With over a decade of experience spanning startups, enterprises, and Fortune 500 companies, I've successfully delivered 100+ projects, logged more than 6,000 hours, and earned $100K+ on Upwork alone. When Engaiz, a Cybersecurity tech company, needed to build their platform from scratch, they brought me in. I led the development of their second-generation solution. Today, it powers their business and drives millions in annual revenue. I have built solutions that serve industries such as Cyber security, healthcare, travel, eCommerce, real estate, education, Biotech and PMOs, My core expertise includes following stack: 𝐀𝐈 / 𝐃𝐚𝐭𝐚 𝐄𝐧𝐠𝐢𝐧𝐞𝐞𝐫𝐢𝐧𝐠 OpenAI / LLMs / RAG / Python AI Integration in .NET using Semantic kernel 𝐁𝐚𝐜𝐤𝐞𝐧𝐝 / 𝐀𝐫𝐜𝐡𝐢𝐭𝐞𝐜𝐭𝐮𝐫𝐞 ASP.NET Core C# Web API / REST Entity Framework / Dapper Azure Functions OAuth2 / JWT / AAD B2C Node Js 𝐅𝐫𝐨𝐧𝐭𝐞𝐧𝐝 Angular React Next.js HTML5 / CSS3 / Bootstrap / Tailwind 𝐂𝐥𝐨𝐮𝐝 / 𝐃𝐞𝐯𝐎𝐩𝐬 Microsoft Azure Azure API Management Azure DevOps AWS GitHub Actions Integrations Zoom, Quick Books(QB), Sugar CRM, DNN, Umbraco, various payment gateways including PayPal using NVP and pay flow, Authorize .Net, various travel Booking API including Sabre/Hotelbeds/Expedia/Travel port/Hotels pro/ RCI/Vacation time/American airlines/MNX care hire, OCR software including Autobahn/Adlib, Editors including tinyMCE /Tern editor/CKeditor, Web socket. I am committed to doing things the right way no inflated promises. I deliver what is needed with precision, integrity, and a strong work ethic. If you have got a vision or challenge in mind, let’s connect. I am ready to listen, learn, and lay out a clear, actionable path forward. Thanks
Maulik P. has worked .
EnviticsSolutions Pvt Ltd
Associated with
EnviticsSolutions Pvt Ltd
$90K+
earned
Sandip K.
$8/hr
100% Job Success
$9K+ earned
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Hello, I'm Sandip, a highly skilled and versatile software developer with expertise in Flutter for mobile app development, ASP.Net MVC for web applications, and Laravel & CodeIgniter for PHP web development. With 14 years of professional experience in the industry, I have successfully delivered numerous projects, earning a reputation for delivering high-quality solutions that meet and exceed client expectations. Here's what I bring to the table: Flutter Mobile App Development: I specialize in building cross-platform mobile applications using Flutter, enabling you to reach both Android and iOS users with a single codebase. My experience covers a wide range of app types, from simple utility apps to complex, data-driven applications with rich UI/UX. ASP.Net MVC Web Development: I have a strong background in ASP.Net MVC, creating dynamic and scalable web applications tailored to your specific needs. My expertise extends to front-end technologies like HTML, CSS, JavaScript, and popular JavaScript frameworks like Angular and React for enhanced user experiences. Laravel & CodeIgniter Expertise: For PHP web development, I am well-versed in Laravel and CodeIgniter, two of the most popular and robust PHP frameworks. I can develop custom web solutions, including e-commerce platforms, content management systems, and more, using these frameworks. Full-Stack Capabilities: I am a full-stack developer, meaning I can handle both front-end and back-end development tasks, ensuring seamless integration and efficient communication between different parts of your application. Strong Problem-Solving Skills: I thrive on solving complex problems and enjoy taking on challenging projects that require innovative solutions. Client- Centric Approach: I prioritize clear communication, collaboration, and understanding your business goals to deliver solutions that align with your vision. Quality Assurance: I am dedicated to delivering high-quality, bug-free code through rigorous testing and debugging processes. If you're looking for a reliable and experienced developer who can turn your ideas into reality, I'm here to help. Whether it's creating a mobile app, developing a web application, or enhancing your existing systems, I am committed to delivering exceptional results. Feel free to reach out to discuss your project requirements, goals, and how I can contribute to your success. I am excited to be a part of your next project and contribute my skills to your team. Let's connect and bring your software development projects to life!
Excent Solutions
Associated with
Excent Solutions
$4K+
earned