Hire the Best .NET Core Developers in Yerevan, AM

Claude Certified Architect (Anthropic) — designing and shipping production Claude applications. I use Claude Code, Cursor, and GitHub Copilot to deliver production-quality results significantly faster — without cutting corners on architecture or code quality. I'm a Senior .NET & Vue Developer with extensive Upwork experience, specializing in scalable SaaS platforms, enterprise systems, and long-term business applications. I help companies turn complex requirements into stable, high-performance software that is easy to maintain and built to grow. All architectural and technical decisions are fully mine — AI tools simply make my workflow faster and more precise. Beyond development, I also do prompt engineering — designing structured, reliable prompts and AI workflows that integrate cleanly into real products. What I Do Best: Full-Stack Development (.NET Core + Vue.js / Angular / React) Scalable Architecture (DDD, CQRS, Clean Architecture) API Development & Integration (REST, gRPC, OAuth) Cloud & DevOps (Azure Pipelines, AWS, Docker, SonarQube) High-Performance Systems (Caching, SQL Optimization) Prompt Engineering & AI Workflow Integration Why Clients Choose Me: Deep expertise across backend, frontend, and DevOps Proven with high-traffic and enterprise systems Clear communication, fast delivery, and clean code

Are you looking for a reliable, Senior-Level .NET Backend Engineer to build scalable SaaS platforms, optimize complex high-load databases, and deliver clean, enterprise-grade APIs? With approximately 3.5 years of hands-on, professional experience, I specialize in architecting secure, high-performance backend systems for demanding sectors like Healthcare, iGaming, and FinTech. I don't just write code; I apply modern System Design and Clean Architecture principles to construct robust solutions that solve critical business challenges and drive operational growth. 🔥 HOW I BRING IMMEDIATE VALUE TO YOUR BUSINESS: • Enterprise-Grade Backend Architecture: I engineer highly scalable application modules utilizing C#, .NET 8/9, and ASP.NET Core. I have extensive experience designing robust authorization logic for complex systems (managing 50+ distinct user roles) and implementing SignalR for sub-second, real-time data synchronization. • Advanced Database & Query Optimization: Performance under heavy load is critical. I have a proven track record of refactoring complex database logic for high-load transactional systems. By refining MS SQL Server stored procedures and table-valued functions, I resolve locking issues and have reduced query execution times by up to 35%, ensuring zero-latency financial calculations. • Seamless API & Third-Party Integrations: I lead the end-to-end integration of vital APIs. This includes payment gateways, game providers, and seamless wallets, consistently translating complex client requirements into stable technical realities. • Distributed Systems & Background Processing: I decouple resource-intensive tasks from core logic using Hangfire and Azure Functions, significantly improving overall system stability. Furthermore, I implement distributed caching layers with Redis, increasing data retrieval speeds by 40% and ensuring seamless system extensibility. • Cloud Infrastructure & DevOps Mastery: I guarantee high availability and 99.9% uptime by orchestrating microservices and deploying them across Azure and Kubernetes environments. I establish robust CI/CD pipelines via GitHub Actions to automate testing workflows and achieve a 99% deployment success rate. 🏆 FEATURED CASE STUDY: ENTERPRISE HEALTHCARE PLATFORM • Domain: Medical & Healthcare Systems • Tech Stack: .NET 9, C#, Angular, TypeScript, Azure Functions • My Role & Impact: I served as the core Full Stack Developer for a highly complex, secure, and large-scale medical application. I leveraged the bleeding-edge capabilities of .NET 9 to engineer a robust backend tailored for processing sensitive healthcare data. To optimize performance and ensure high availability, I architected and implemented critical background jobs using Azure Functions. On the frontend, I delivered a seamless, responsive, and intuitive user interface using Angular and TypeScript, bridging complex backend logic with an exceptional user experience. 💻 MY CORE TECHNOLOGY STACK & EXPERTISE: • Languages & Frameworks: C#, .NET 8 & 9, ASP.NET Core, Entity Framework (EF) Core, Angular, TypeScript, LINQ, REST API, GraphQL, SignalR. • Architecture & Design Patterns: Clean Architecture, Microservices, CQRS, SOLID principles, MediatR, FluentValidation. • Databases & Caching Solutions: MS SQL Server, PostgreSQL, Redis, SQLite. • Cloud, DevOps & Workflows: Azure (Functions, Blob Storage), Docker, Kubernetes, DigitalOcean, GitHub Actions, CI/CD. 🤝 WHAT TO EXPECT WHEN WORKING WITH ME: I operate with a product-owner mindset. By collaborating with me, you are guaranteed clean, easily maintainable code, flawless communication, cross-functional Agile/Scrum collaboration, and strict adherence to project deadlines. I treat your product and its success as my own. Let's discuss the technical challenges of your next project in detail. Click "Invite to Job" or shoot me a message, and let's explore how we can build something exceptional together!

Over the last 15 years, I have developed a wide range of websites using .Net Core, ASP.NET, ASP Classic, MVC, Web API, Web Services,. Programming Languages: C#, C++, Visual Basic, Java, Micro Basic, JavaScript Databases: Microsoft SQL, Oracle, MySQL, DynamoDB, Vector Databases, Document DB, Columnar Database OS Platforms: Microsoft Windows, Mac OSX, Linux Concepts and technologies: .Net Core, .Net 3.5/4.5, OOP, OOD, WPF, WCF Linq, .Net Extensions, Markup languages: Xhtml/Html, Xml, Xaml, JSON, Css Web Servers: IIS 6/7/7.5 (Internet information server) Cloud services: Azure, AWS, Gcp Design Patterns: Singleton, Factory, Repository, Façade, Model, Unit of Work. ORM: ASP.NET Identity, ADO.Net, Entity Model, NHibernate. JavaScript Frameworks: AJngularJS, Query, KnockoutJS,React Test: Selenium, Unit, xUnit Other: AJAX, bootstrap, MS Exchange, Ninja, WmWare WSX, Trader, Webmatrix, . AWS: IAM, S3, ES2, Cognito, DynamoDB, Lambda, Mobile Hub, Elastic IP, VPC, Athena, Data lake, Secret manager, Eks, opensearch ... Azure: App Services, Virtual machines, Load balancers, Payment Systems: Stripe, World Pay, Ogone\Ingenico, Paypal API Integration: Google, Facebook, Kairos, Face++, ReKognition, Petfinder, QuickBooks, ActiveCampaign .... Used Tecnologies and Tools: CVS(SVN) management, Twitter Bootstrap, Telerik Control, Git, GitExtensions, Entity Framework Power Tools, T4 Text Templates , Log4net,T4MVC, Cisco VPN Client, BIG-IP Edge, Vault Highest priority given to quality and in time delivery. As a web-developer I have created and supervised a number of projects from small company websites to large warehouse management systems, also CMS and mobile applications. Greate experiance in these fields - QuickBooks Integration - Face Recognition - License Plate Recognition - Image Processing - OCR - OpenCV | Kinect | Stereo Camera I am particularly interested in long term collaborations with clever & fair customers concerned with quality software development.

Hi I'm Full Stack developer with over 8+ years of experience. I know PHP (OOP) and have worked on such projects for nearly 7+ years. Now I'm experienced in PHP 8 and have proficiency working with databases, such as MySQL, MS SQL, PostgreSQL, MongoDB. I also have experience in JS. I used Vue, Angular 2+ and React.js for the last 5 projects. I have proficiency working with HTML/CSS, JavaScript, Bootstrap. Besides I possess huge experience in Node.js, and many other technologies. During my career, I did great design works as well, due to the strong design sense and relevant skills. Had my contribution in Ecommerce as well, have worked with WP/WooCommerce.

I build and ship complete, production-ready products - from idea to deployment, handeling the full lifecycle: product design, system architecture, development, testing, and cloud deployment. My experience: AI SaaS (GhostJobAlert) Designed and launched a live AI-driven platform, featuring an agentic RAG pipeline on Azure for intelligent search and result refinement. Mobile game (Fine Art Restoration ASMR) Built and shipped a cross-platform mobile game as a solo developer, using AI-assisted workflows to accelerate development and content creation. Multiplayer mobile games (7+ years experience) Worked on large-scale mobile games, improving performance, stability, and business-critical logic across multiple projects. Notably contributed to War Robots - a crossplatform Unity game with 270M+ users - optimizing core systems in a high-load environment. I focus on outcomes, not just code. If you need someone who can take ownership and deliver a complete, working system - let’s talk.

Experienced Full Stack Developer with over 7 years of expertise in building and maintaining web applications using PHP, JavaScript, and modern frameworks like Laravel, Vue.js, and React.js. Proven ability to develop scalable and secure applications, optimize frontend and backend architectures, and lead development teams to successful project deliveries. Committed to continuous learning and applying best practices in software development.