Leo Sjöberg is a Product Engineer based in London with 11 years of experience building backend systems, platform tooling, and incident management workflows. Currently at incident.io he blends hands-on engineering with customer-facing work to ensure product decisions deliver measurable operational value during incidents. Previously as CTO at Jobilla he scaled engineering teams, introduced platform engineering practices and microservices, and implemented the company's first career progression framework. He is an active open-source contributor with notable work in Kubernetes infrastructure (k0s) — improving manifest deployment and certificate parallelization — and meaningful contributions to Laravel's database layer around pagination and polymorphic relations. Comfortable moving between strategic leadership and deep technical execution, he brings a pragmatic focus on reliability and developer productivity.
11 years of coding experience
8 years of employment as a software developer
High School Diploma, Natural Sciences, High School Diploma, Natural Sciences at Internationella Engelska Gymnasiet Södermalm
Bachelor of Science (BSc), Computer Science, Bachelor of Science (BSc), Computer Science at Uppsala University
[READ ONLY] Subtree split of the Illuminate Database component (see laravel/framework)
Role in this project:
Back-end Developer
Contributions:36 commits in 2 years 1 month
Contributions summary:Leo made several contributions to the Illuminate Database component, primarily focusing on enhancements and corrections. They addressed docblock issues, corrected syntax, and improved the pagination feature. Additionally, the user added the ability to specify a morph map for polymorphic relations, improved the performance of the morph map, and made other changes to polymorphic relations.
Contributions:26 commits, 52 PRs, 200 comments in 4 years 8 months
Contributions summary:Leo primarily contributed to the back-end functionality of the Laravel framework. Their work focused on enhancing database interactions, particularly with pagination and polymorphic relationships. They also addressed documentation and syntax issues, improving the overall codebase quality. Further contributions included the addition of new features like the ability to morph map polymorphic relations and code improvements.
laravel-frameworklaravelphpframework
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