Gertjan Maas
Software Designer at Philips
Eindhoven, North Brabant, Netherlands
Summary
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Rockstar🎓
Top SchoolGertjan Maas is a software designer with 13 years of experience building backend microservices and cloud-native infrastructure, currently driving software design at Philips from Eindhoven. He combines strong backend development skills with practical DevOps experience, particularly in AWS and Terraform, having implemented serverless scaling and cleanup lambdas for scalable GitHub Action runners. His career spans hands-on roles from junior developer to seasoned engineer at Altran and WiseGuys, backed by a Bachelor in ICT from Fontys. Gertjan publishes a full CV online and brings a pragmatic focus on reliable, testable automation—evident from unit-tested scale-up logic in his open-source contributions. Notably, he bridges the gap between infrastructure as code and application logic, making operational scaling a first-class part of service design.
13 years of coding experience
13 years of employment as a software developer
Bachelor, ICT, Bachelor, ICT at Fontys University of Applied Sciences
English, Dutch
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (10)
lambda10
terraformer10
serverless10
github-ci10
lambdas10
aws10
githubaction-workflow10
terraform10
cicd10
python3
Programming languages (9)
Github contributions (5)
github-aws-runners/terraform-aws-github-runner
Apr 2020 - Aug 2021
Terraform module for scalable GitHub action runners on AWS
Role in this project:
DevOps Engineer & Back-end Developer
DevOps Engineer & Back-end DeveloperContributions:84 reviews, 26 commits, 50 PRs in 1 year 4 months
Contributions summary:Gertjan primarily focused on setting up and configuring the infrastructure and backend logic for GitHub action runners on AWS, leveraging Terraform for infrastructure as code. Their work included the implementation of serverless functions (Lambda) for scaling and cleanup operations, crucial for managing the runner instances. They also made changes to the `scale-down` and `scale-up` lambdas, demonstrating contributions to the core functionality of the runner scaling capabilities. The user also created unit tests for the scale-up lambda.
scalableactions-runnerserverlessrunnersterraform-modules
philips-software/terraform-aws-ecs-service
Jul 2018 - Jan 2021
Terraform module to create an AWS ECS service
Contributions:1 release, 20 commits, 6 PRs in 2 years 6 months
ecsaws-ecs-serviceterraform-modulesecs-serviceterraform
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