Backend (24 skills)
.NET / .NET Core
Expert Since 2002 · 24+ yrs · 42 clients · 21 roles
Apache Tomcat
Expert Since 2001 · 25+ yrs · 1 role
ASP
Expert Since 1996 – 2002 · 6 yrs · 15 clients · 4 roles · 1 cert
ASP.NET / ASP.NET Core
Expert Since 2002 · 24+ yrs · 48 clients · 9 roles
CQRS (Command Query Responsibility Segregation)
Expert Since 2008 · 18+ yrs · 2 clients · 3 roles
DDD (Domain-Driven Design)
Expert Since 2008 · 18+ yrs · 2 clients · 3 roles
Entity Framework
Expert Since 2008 · 18+ yrs · 1 client
JavaBeans
Expert Since 2001 · 25+ yrs · 1 client · 1 role
LINQ (Language Integrated Query)
Expert Since 2007 · 19+ yrs
MediatR
Expert Since 2015 · 11+ yrs · 2 clients · 3 roles
Microservices
Expert Since 2006 · 20+ yrs
MVC (Model-View-Controller)
Expert Since 2009 · 17+ yrs · 6 clients · 6 roles
SOA (Service-Oriented Architecture)
Expert Since 2006 · 20+ yrs · 1 client · 4 roles
ADO.NET
Advanced Since 2004 · 22+ yrs
Apache HTTP Server
Advanced Since 2005 · 21+ yrs · 2 clients · 1 role
BFF (Backend for Frontend)
Advanced Since 2007 · 19+ yrs · 1 client · 3 roles
Dependency injection
Advanced Since 2010 · 16+ yrs
IIS (Internet Information Services)
Advanced Since 2001 · 25+ yrs · 13 clients · 1 role
MVVM (Model-View-ViewModel)
Advanced Since 2012 · 14+ yrs
nHibernate
Advanced Since 2005 · 21+ yrs
Node.js
Advanced Since 2015 · 11+ yrs · 1 client
Performance Tuning
Advanced Since 2009 · 17+ yrs
Django
Proficient Since 2018 · 8+ yrs
Maven
Proficient Since 2010 · 16+ yrs · 2 clients · 2 roles