.NET Developer & Angular Developer

Skúsený softvérový vývojár so znalosťami v oblasti .NET, Angular a Azure. Má skúsenosti s navrhovaním RESTful API, integráciou front-endových a back-endových komponentov a nasadzovaním riešení na platformu Microsoft Azure. Ovláda agilné prostredia s automatizáciou CI/CD a vývojovými pracovnými postupmi založenými na cloude. Klade veľký dôraz na výkon, udržateľnosť a prehľadnú architektúru.

Fullstack Developer (.NET Core / Angular), Angular Developer (05/2020 - present)

• Developed and maintained enterprise web applications for U.S. clients, including Monster MGS and Solar Turbines.
• Designed and implemented .NET Core REST APIs and microservice communication via HTTP/REST, OpenAPI, and Azure Service Bus message queues.
• Built and optimized data access layers using Entity Framework Core and SQL Server.
• Integrated with Azure Storage, Azure Functions, and Azure Key Vault for secure and scalable cloud solutions.
• Developed and supported Angular front-end modules using TypeScript, RxJS, NgRx, and Angular Material, consuming backend APIs.
• Automated build and release pipelines with Azure DevOps (CI/CD) and wrote unit and integration tests with xUnit, Jasmine, and Karma.

Frontend Developer (Angular / TypeScript) (03/2019 - 05/2020)

• Developed the front-end part of a large-scale fintech web application providing online banking services such as account management, payments, and transaction monitoring.
• Participated in migration from AngularJS to Angular 8 using a hybrid (ngUpgrade) approach to ensure smooth transition and minimize downtime.
• Refactored legacy modules to TypeScript and introduced modern Angular architecture with components, services, and lazy loading.
• Improved UI/UX performance and maintainability by adopting Angular Material, Bootstrap, and CSS3.
• Implemented unit testing with Jasmine and Karma, and participated in CI/CD setup via Azure DevOps.
• Collaborated with backend .NET developers to integrate RESTful APIs securely and efficiently.

.NET / JavaScript Web Developer (06/2017 - 02/2019)

• Developed and maintained modules of an enterprise web platform.
• Designed and implemented backend services and microservice components using ASP.NET MVC, .NET 4.5, Entity Framework, WCF, and MS SQL Server.
• Integrated services via REST APIs and Azure Service Bus, enabling communication between distributed modules.
• Contributed to modernization of the front-end layer using Angular 4+, KnockoutJS, jQuery, and SignalR for real-time updates.
• Utilized Azure Cloud Services for hosting, storage, and configuration management.
• Created automated smoke and regression tests with Selenium WebDriver and C# scripting to improve delivery quality.

Application Software Engineer (09/2015 - 06/2017)

• Developed and supported enterprise-level web solutions, enhancing production and logistics systems.
• Implemented new features and resolved issues across multiple application modules using C#, ASP.NET MVC, Entity Framework, and WCF.
• Contributed to modularization and service separation, preparing legacy components for transition to microservice architecture.
• Integrated Azure Cloud Services for hosting, configuration, and messaging.
• Worked on front-end modernization, combining AngularJS and Angular 4+ within a hybrid setup, along with KnockoutJS, jQuery, and SignalR.
• Created automated UI tests using Selenium WebDriver and C#, improving regression coverage and deployment reliability.

.NET / JavaScript Web Developer (09/2018 - 12/2018)

• Developed new features for the stats module of a web-based estimation solution using C#, JavaScript, and T-SQL.
• Worked with MS .NET 4.5, ASP.NET MVC, EF, and MS SQL Server.

.NET / JavaScript Web Developer (05/2018 - 09/2018)

• Customized user interfaces and programming logic of Admin and Tenant portals for a solution under Windows Azure Pack.
• Worked with C#, Javascript, T-SQL, MS .NET 4.5, ASP.NET MVC, REST, JQuery, MS SQL Server, and Azure cloud services.
• Performed bug fixing.

.NET / JavaScript Web Developer (12/2008 - 09/2015)

• Developed and maintained cross-media publication platforms for major news portals.
• Implemented and optimized backend logic using C#, ASP.NET MVC, Entity Framework, and MS SQL Server, including T-SQL query optimization and stored procedures for high-load environments.
• Designed data synchronization and content distribution modules between web and print systems.
• Integrated real-time updates via SignalR and AJAX components.
• Migrated parts of the system to Azure Cloud Services for scalability and availability.
• Developed frontend features using AngularJS, jQuery, and JavaScript, and supported legacy Flash components written in ActionScript.