Last updated: April 2024
| Technology/Practice | Years of usage | |
| NET 5, .NET Core, .NET Framework | 21 | 2003… |
| Agile, Agile Transformation | 13 | 2006… |
| ASP, ASP.Net, ASP.Net MVC, ASP.NET Core MVC | 18 | 2003… |
| AWS – EC2, S3, Lambda, CodePipeline, CloudFront | 2 | 2013… |
| Azure – Functions, App Services, Storage, SQL, AKS, Cost Mgmt. | 6 | 2014… |
| Azure DevOps (aka TFS, Team Foundation Server) | 6 | 2006… |
| Backbone JS, Sammy JS, Microsoft AJAX Extensions | 5 | 2006…2013 |
| BDD | 11 | 2010… |
| Bicep | 1 | 2024… |
| Bus technologies, BizTalk, Rabbit, NServiceBus, Azure Queues | 5 | 2011… |
| C# | 18 | 2004… |
| Circle CI | 3 | 2016…2021 |
| Continuous Delivery | 8 | 2016… |
| CQRS | 3 | 2012… |
| CSS | 23 | 2000… |
| Cucumber.js | 4 | 2015… |
| Cypress | 2 | 2020…2022 |
| Dapper | 1 | 2017… |
| DDD | 3 | 2008… |
| Docker | 6 | 2016… |
| E-commerce | 5 | 2001…2014 |
| Entity Framework | 5 | 2008… |
| Event Sourcing | 3 | 2020… |
| Express.js | 6 | 2013… |
| Go | 1 | 2021… |
| godog | 1 | 2021… |
| GoF design patterns | 5 | 2003… |
| Google Cloud GCP | 3 | 2021… |
| git | 10 | 2012… |
| GitHub, GitHub organisations, GitHub Actions | 9 | 2012… |
| GitOps – ArgoCD | 1 | 2023… |
| HATEOAS | 5 | 2016… |
| HTML | 23 | 2000… |
| IoC (Windsor, Ninject, Microsoft DI) | 13 | 2008… |
| Jasmine | 4 | 2011… |
| Jest | 3 | 2020…2021 |
| JavaScript, ES6 | 23 | 2000… |
| Jenkins / Hudson | 4 | 2013 |
| JQuery | 4 | 2008…2014 |
| JSON-LD | 4 | 2016… |
| Kubernetes | 1 | 2020… |
| Load testing | 6 | 2003… |
| Micro-service architecture | 4 | 2016… |
| Micro Frontends | 3 | 2016… |
| Mocha | 4 | 2013… |
| Network architecture (cabling, IP, VNet, IPSec) | 6 | 2000… |
| NHibernate | 2 | 2008…2012 |
| node.js | 7 | 2013… |
| NUnit, MbUnit, MS Test | 3 | 2006…2009 |
| OAuth 2.0 | 3 | 2010… |
| OData | 1 | 2012 |
| OpenID Connect | 2 | 2017… |
| Penetration testing | 4 | 2009… |
| Playwright | 2 | 2022… |
| Python | 1 | 2022… |
| React.js, SSR (ASP.Net Core, node.js) | 6 | 2015… |
| Redux | 4 | 2016… |
| REST (OpenRasta, .Net Core, Express.js) | 10 | 2010… |
| Rich-text editing | 8 | 2010… |
| Salesforce | 2 | 2015…2017 |
| Selenium, WebDriver | 5 | 2015…2020 |
| Server monitoring | 5 | 2015… |
| SOAP | 4 | 2009…2014 |
| Spring MVC | 1 | 2012…2013 |
| Solution Architecture | 8 | 2009… |
| SQL Server, DTS, SSIS | 20 | 2001… |
| SSO | 6 | 2009… |
| TDD | 14 | 2006… |
| Terraform | 2 | 2021… |
| TOGAF | 2 | 2007…2010 |
| VB.Net | 1 | 2003…2004 |
| Web automation | 6 | 2008… |
| Web Components / Custom Elements | 3 | 2018… |
| WCF | 5 | 2007…2014 |
| XP | 3 | 2021… |
| XUnit | 2 | 2020… |