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JV

Jonas Van der Aa

.Net Developer @ Willemen Group
Antwerp, Belgium

I am a skilled .NET developer with 5 years of experience specializing in backend development, microservices, and modernizing legacy systems. My experience made me proficient in .NET Core, ASP.NET MVC Core, Entity Framework, and Azure DevOps, with expertise in developing scalable APIs and optimizing application performance. Experienced at working in Agile environments and implementing DevOps practices, both on site as well as remotely.

Top roles

Developer / Programmer2 - 5 years

Back-end

.NET
.NET Core
ASP.NET
C#
Python

Cloud

Azure
Docker

Miscellaneous

DevOps
Entity Framework

Front-end

TypeScript
Language
Native Dutch
Dutch
Native
English
Fluent
Work experience
Since 2019
.Net Developer @ Willemen Group
01 September 2023 - 01 December 2024

Develop integrations and set up CI/CD in Azure DevOps for these integrations. Collaborating with analysts to implement changes to the ERP's low code platform or their reports. Analyzing legacy project architecture and make improvements to monitoring. Set new engineering standards for new integration projects. Troubleshoot existing legacy projects. Set up CI/CD pipelines in Azure devops using yaml and Azure Bicep.

.Net Developer @ AG Insurance
01 August 2022 - 01 July 2023

Development and maintenance of internal API framework and the microservices based upon the framework. Collaborating with architects to implement changes to microservices. Analyzing and fixing performance issues, suggesting further architecture changes to improve performance. Maintaining an internal tracking solution for the framework (internal solution like Application Insights). Providing technical support for other teams using the internal Framework.

Backend Developer @ Nallian BV
01 January 2021 - 01 July 2022

Development of air cargo landside management application suite. Developing backend applications in C#. Working with microservice architecture. Cloud hosted applications (Azure). Maintain applications with up to 8 year old code base. Migrate applications from .NET Core 2 to .NET 5 – 6.

Certified Creatio Developer @ IT Connect BVBA
01 January 2019 - 01 August 2020

Develop integrations between CRM and customer systems. Implementing complex business rules. Writing code in C#. Data Translation. Continuous deployment of Github Actions.

Education experience
Since 2006
Applied Computer Science @ Kdg
01 September 2009 - 01 June 2011

Passed with a specialization in multimedia application development.

01 September 2006 - 01 June 2009
Connect with Jonas Van der Aa

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