Mario Lenz is a seasoned Chief Product & Technology Officer based in Berlin with over 17 years of hands-on experience building and scaling B2B SaaS products and development organizations. He combines deep technical roots—a PhD in Computer Science—with strategic product leadership across roles from CTO to CPO at companies like Quentic and Hygraph, and a history of turning R&D and big-data initiatives into market-ready offerings. Mario is also an active advisor and angel investor, helping early teams hire their first product leaders and advising on M&A and product portfolio strategy. His open-source contributions to major Ansible and Dell OpenManage projects highlight a practical focus on maintainability, test quality, and clear documentation for infrastructure automation. Colleagues describe him as someone who bridges technical detail and business impact, quietly refactoring complexity into reliable, usable products.
17 years of coding experience
20 years of employment as a software developer
PhD, Computer Science, PhD, Computer Science at Humboldt-Universität zu Berlin
Contributions:602 reviews, 224 commits, 1130 PRs in 2 years 10 months
Contributions summary:Mario primarily contributed to improving the documentation of deprecated parameters within the `vmware_cluster` module. These changes involved modifying the module's code to provide clearer instructions for users, specifically guiding them towards using alternative modules for specific functionalities. The user also fixed issues and updated the examples.
Contributions:1 review, 17 commits, 6 PRs in 2 years 5 months
Contributions summary:Mario primarily focused on refactoring and improving the unit tests within the repository, indicating a strong focus on quality assurance. The user addressed pylint errors and updated documentation for various modules, specifically related to Dell OpenManage Ansible Modules. These contributions span across the core functionality and documentation, suggesting a good understanding of the module's internal workings and the importance of correct usage.
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Mario Lenz - Chief Product & Technology Officer at Genow.ai