Eugen Vasylenko

Hands-on backend and frontend development on a banking integration platform (BankConnect/Mambu) in a regulated environment. Backend: ASP.NET Core, REST APIs, SQL Server. Frontend: React, TypeScript. Modular monolith on Azure via Docker and CI/CD. Code quality through reviews and integration tests. Built a multi-agent AI system on Claude Code: 24 domain agents, issue-to-production workflow, automated MR code review — adopted by the team.

Development and maintenance of complex web applications using Angular, NGXS, Angular Material, and ASP.NET Core with MongoDB. Worked within a microservice-based architecture using Module Federation. Collaborated closely with QA, Product Owners, and distributed teams. Mentored junior developers through code reviews and design discussions. Key project: ACOS Interact – a dynamic system for building and executing complex REST, SOAP, GraphQL, and OData requests.

8+ years of continuous development on enterprise portals and multi-tenant SaaS products across the full stack. Frontend with Angular, AngularJS, PrimeNG, and BreezeJS; backend with ASP.NET, ASP.NET Core, and Entity Framework. Worked alongside legacy systems, incrementally modernising components. Key projects: NOVTuboscope (enterprise portal for NOV, a US multinational), BizzTrack (multi-tenant SaaS stocktaking), ACOS Meeting (government meeting management system).

• Ongoing enhancement of ASP.NET website development using C#. • Development WCF services to enable effective communication. • Development of access to SQL Server 2008 from application applying Entity Framework. • Development of access to SQL Server 2008 from application applying native ADO.NET, creating SQL queries and stored procedures. • Development and implementation of logging module using log4net. • Development of xlsx-file parser/creator module using Open XML SDK.

• Development of applications using WPF and SQL server 2005. • Coding of the presentation layer. • Development of User Controls and Custom Controls. • Use of routing events to invoke the handlers and also attached property for the presentation of user interface in WPF using XAML. • Development of new features and testing of functionality. • I optimized the process of charting through multi-threading, which accelerated the application.

• Development of applications using ASP.NET 2.0 and SQL server 2005. • Participating in implementing client side functionalities using javascript. • Development of web parts for SharePoint 2007. • Creating User Controls and Custom Controls. • Development of user interface with implementing of MS AJAX. • Creating SQL queries and stored procedures for SQL server 2005. • Writing unit tests. • Responsibility for builds. • I have proved to be as fast-trained and able to research and solve problems.