Jason Walton
Senior .NET Developer
Holbaek,85
Summary
Independent senior consultant with a strong background in software development, architecture, and agile methodologies. Experienced in designing and implementing enterprise CMS solutions, eCommerce platforms, API development, and integrations with on-premise and cloud-based systems. Proficient in .NET / .NET Core, Sitecore & Amplience CMS, Relewise & Solr search, SQL Server, and designing, building and deploying cloud services in Azure. Skilled in requirements gathering, system analysis, and designing technical specifications for feature development, including structuring work into epics, user stories, and tasks. Experienced in mentoring developers, cross-team collaboration, technical writing, documentation, and developer recruitment. Proven ability to lead and grow local and remote development teams while implementing best practices to improve code quality and enhance development and deployment efficiency.
Overview
28
28
years of professional experience
7
7
Certifications
2
2
Languages
Work History
.NET / CMS Consultant
CoreWorks ApS
07.2008 - Current
- Company Overview: In 2008 I started my company CoreWorks ApS (previously named IT-Zynergy ApS) specialising in providing .NET and CMS consultancy services, for European and American customers. The primary focus (though not limited to) software development, software architecture, software technical documentation, software analysis, consulting, project management and training service.
Application Architect & .NET / CMS Consultant
GN Store Nord A/S ¤ CoreWorks ApS
11.2014 - 04.2025
- Role: Application Architect
- Project: Conversion of multi-brand, multi-lingual monolith eCommerce solution to a composable architecture. Primarily responsible for the roll-out of a Amplience CMS and design and development of a content, search and logging api.
- Technology: Amplience CMS | Relewise Search | Azure DevOps | Azure App Services | Azure Functions | API development and integrations
- Project: Technically responsible for GN Hearing Brand Sites solution. Design, specification and development of new features, services and integrations.
- Technology: Sitecore CMS | SQL Server | .NET C# | REST API | SalesForce | Webdam
- Role: Senior Sitecore / .NET consultant
- Project: GN Partner Portal - eCommerce B2B. Design, specification and development of new features, services, optimization and integrations:
- Implementation of a customer loyalty feature
- Shopping cart management
- Order splitting functionality
- Product configuration features
- Implementation of payment solutions
- Integration with SalesForce, SAP Ariba, Webdam, LearnUpon LMS
- Performance optimization and refactoring of legacy code
- Technology: Sitecore CMS | SQL Server | .NET C# | MVC | REST API | SalesForce | SAP Ariba | Webdam
- Project: GN Hearing Brand Sites
- Technology: Sitecore CMS | SQL Server | .NET C# | REST API | Webdam | SalesForce
- General responsibilities:
- Analysis, design, specification and estimation of features and back-end services.
- Azure DevOps backlog and work item management.
- Development, code and function reviews
- Documentation of solutions and processes
- Deployment of new features and bug fixes to test and production environments
- Create and maintain development and deployment processes
- Create and maintain training materials for both developers and business users
- Support of production system, deployment of services and sites
- Facilitation of cross-team collaboration with internal and external locally and remote base development and business teams.
- Training and mentoring of developers
- Development of best practices and ways of working.
- Onboarding of new developers and external partners
- Recruitment of developers and testers
Senior Sitecore Developer
LEGO A/S ¤ CoreWorks ApS
09.2012 - 09.2014
- Technology: Sitecore CMS | SharePoint Search | .NET C# | Javascript
- Projects:
- Integration of SharePoint 2013 Search with Sitecore
- Development of search content services and api delivered through Sitecore
- Custom Sitecore field development
- Translation module development
- Development and maintenance of LEGO’s core Sitecore platform, Friends and Hero Factory websites
- Restructuring and design of Sitecore templates
- Development of a campaign preview and planning module for editors
- Sitecore Workflow development
- Editor training
- SharePoint Search 2013 configuration and deployment
- Product import from SAP to Sitecore
- Sitecore development
- Website development
- Integration of Unity games into Sitecore websites
.NET / CMS Consultant
Aller Media A/S ¤ CoreWorks ApS
07.2008 - 08.2012
- Roles: Technical Project Leader | Sitecore Specialist | .Net Developer | Scrum master and agile specialist.
- Project: Consultant technically responsible for Aller Pres Sitecore environment, education of Aller developers.
- Sitecore websites: Aller.dk | Antik & Auktion | Bazar | Billed-Bladet | Chiliinet | ELLE | Familie Journal | Femina | Frikvarter | IN | Isabellas | KIG IND | Mad! | Mad & Bolig | Mama | Mit Univers | Oestrogen | Pling | Psykologi | Q | SE og HØR | SØNDAG | Story | Streetboys | Tidens Kvinder | TjeckTV.dk | Ude og Hjemme | Vi Unge | Where2Go | BådNyt | Golfmagasinet | Svarkupon
.NET / CMS Consultant
WestEnd
03.2004 - 06.2008
- Company Overview: In 2004 I started own company specialising in providing .NET and CMS development services.
- CLIENTS
.NET / CMS Consultant
Dansk Internet Selskab ¤ WestEnd
08.2006 - 06.2008
- Roles: Technical Project Leader | Sitecore Specialist | .Net Developer
- Project: Consultant technically responsible for Sitecore projects and mentoring of Dansk Internet Selskab and Aller Media developers.
- Sitecore websites: SE og HØR | Billed-Bladet | Holstebro Kommune | Skævinge Kommune | Gentofte Kommune | Nuuk Kommune | Samsø Kommune | Det Kongelige Danske Musikkonservatorium | Thisted Kommune | Høje Taastrup Kommune | Sitecore Support | Portal Task Force | Sitecore Bruger Network
.NET / CMS Consultant
KMD ¤ WestEnd
03.2004 - 08.2006
- Roles: Technical Project Leader | Sitecore Specialist | .Net Developer
- Project: Consultant technically responsible for Sitecore projects and mentoring of KMD developers.
- Sitecore websites: Holstebro Kommune | Skævinge Kommune | Gentofte Kommune | Nuuk Kommune | Samsø Kommune | Det Kongelige Danske Musikkonservatorium | Thisted Kommune | Høje Taastrup Kommune | Sitecore Support | Portal Task Force | Sitecore Bruger Network
.NET / CMS Consultant
WM Data
08.2003 - 02.2004
- Company Overview: Consultant technically responsible for Sitecore projects.
Senior .NET Developer
Mondo A/S
07.2002 - 07.2003
- Microsoft CMS & SharePoint Specialist
Senior .NET Developer
Orange Web Company
07.2000 - 06.2002
- ASP.NET, Microsoft CMS & SharePoint Specialist
Analyst/Programmer
Computer Sciences Corporation (CSC)
09.1997 - 06.2000
- Company Overview: Developed solutions based upon CSC’s insurance system COGEN system using Cobol and Natural.
Education
MEng - Electronics and North American Studies
University of Sussex
01.1996
MS - Electrical Engineering
Purdue University
01.1995
HNC - Electronics
Colchester Institute
01.1993
OND - Electronics and Telecommunications Engineering
Wray Castle College of Marine Electronics
01.1990
Skills
Content Management: Amplience Sitecore Umbraco Orchard
Search: Relewise Solr
API Development: RESTful APIs, ASPNET Core Web API, Azure API Management, Authentication & Authorization (OAuth2, JWT)
Website Development: ASPNET MVC, ASPNET Core, Azure App Services
Database: SQL Server MongoDB Azure Table Storage
Programming: NET / NET Core C# API PowerShell Azure DevOps Pipelines Unit Tests SpecFlow JavaScript
Cloud Services: Azure App Services Azure Functions Azure DevOps Azure KeyVault Application Insights Azure Table Storage Azure BLOB Storage Azure Api Management Entra External ID Azure AI Services
Integrations experience: SalesForce Webdam LanguageWire D365 ChargeLogic and Stripe Payment Services SAP Ariba
Azure DevOps: Create and maintain backlog Manage releases Development of pipeline scripts Code review Code repository maintenance Wiki
Agile: Scrum Kanban
Certification
2018 Sitecore Certified Platform Associate Developer
Interests
Boxing Guitar Blues/Rock Band Fitness Training Programming Homebrewing
Timeline
Application Architect & .NET / CMS Consultant
GN Store Nord A/S ¤ CoreWorks ApS
11.2014 - 04.2025
Senior Sitecore Developer
LEGO A/S ¤ CoreWorks ApS
09.2012 - 09.2014
.NET / CMS Consultant
CoreWorks ApS
07.2008 - Current
.NET / CMS Consultant
Aller Media A/S ¤ CoreWorks ApS
07.2008 - 08.2012
.NET / CMS Consultant
Dansk Internet Selskab ¤ WestEnd
08.2006 - 06.2008
.NET / CMS Consultant
WestEnd
03.2004 - 06.2008
.NET / CMS Consultant
KMD ¤ WestEnd
03.2004 - 08.2006
.NET / CMS Consultant
WM Data
08.2003 - 02.2004
Senior .NET Developer
Mondo A/S
07.2002 - 07.2003
Senior .NET Developer
Orange Web Company
07.2000 - 06.2002
Analyst/Programmer
Computer Sciences Corporation (CSC)
09.1997 - 06.2000
MS - Electrical Engineering
Purdue University
HNC - Electronics
Colchester Institute
OND - Electronics and Telecommunications Engineering
Wray Castle College of Marine Electronics
MEng - Electronics and North American Studies
University of Sussex