Haykel Jemia is a Senior Full-stack JavaScript developer based in France with 13 years of professional experience and over a decade leading full-stack teams. He has a strong track record modernizing stacks—migrating projects to mono-repos with NX, converting large codebases from JavaScript to TypeScript, and shipping rich media features for video tools like Zubtitle. Haykel pairs hands-on backend expertise (including contributions to the JugglingDB multi-database ORM to improve persistence and relations) with product-focused feature delivery and payment/signup enhancements. He’s worked across Europe, the UK, Africa and the US for education, eHealth and SaaS clients, blending consultancy breadth with long-term technical ownership. Known for pragmatic bug fixes, test-driven improvements and mentoring, he currently drives full-stack development at Homa while continuing to contribute to open-source tooling.
13 years of coding experience
23 years of employment as a software developer
Preparatory Year, Preparatory Year at Technical University of Berlin
Baccalauréat, Baccalauréat at Lycée Technique de Tunis
Contributions summary:Haykel primarily contributed to the back-end logic of the project. Their work included modifying the model's `updateAttributes` method to ensure correct data persistence, implementing a null check in the uniqueness validator, and fixing an issue with the `remove` method for `hasMany` relations. Furthermore, the user added test cases to validate the implemented fixes, improving code quality.
Contributions:17 commits, 2 PRs, 8 pushes in 2 years 2 months
sequelizeconfigurable
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Haykel Jemia - Senior Full-stack Developer at Homa