Adrián Alonso is a Product Owner and engineering leader with nine years of experience building and shipping database-backed systems and cloud-native tooling from the Greater Madrid area. He blends hands-on Java and full-stack development—contributing to open-source projects like ToroDB (improving MongoDB-to‑SQL analytics) and StackGres (PostgreSQL on Kubernetes)—with product ownership and team management. At OnGres he moved from developer to engineering manager, leading product and professional services teams and implementing Agile practices, and more recently translated product strategy into delivery as a Technical Product Owner at Devo before joining Zetes. His background in both low-level database integration and UI/helm work gives him a rare ability to bridge infrastructure, developer experience and product priorities. An MBA complements his technical masters degrees, equipping him to align business goals with pragmatic engineering trade-offs. Notably, his open-source contributions include compatibility and reliability enhancements (older MongoDB support, SSL, and backup/restore fixes) that improve real-world deployments.
9 years of coding experience
13 years of employment as a software developer
Master of Business Administration - MBA, Master of Business Administration - MBA at EAE Business School
Software Engineer Computer Software Engineering, Software Engineer Computer Software Engineering at Universidad Complutense de Madrid
Master of Web Engineering Web Engineering, Master of Web Engineering Web Engineering at Universidad Politécnica de Madrid
StackGres Operator, Full Stack PostgreSQL on Kubernetes // !! Mirror repository of https://gitlab.com/ongresinc/stackgres, only accept Merge Requests there.
Role in this project:
Full-stack Developer
Contributions:35 commits, 1 PR, 620 pushes in 2 years 4 months
Contributions summary:Adrián contributed significantly to the StackGres project, primarily focusing on features and enhancements across multiple layers of the application. Their work included improvements to the UI components (theme.css) and integrating helm charts to support Helm v3. Further contributions involved bug fixes, ensuring restore configurations were validated correctly and the resolution of cron schedule issues affecting backup configurations, showing expertise in both the frontend and backend. Additional commits involved documentation adjustments to reflect current best practices.
The ToroDB solution to provide better analytics on top of MongoDB and make it easier to migrate from MongoDB to SQL
Role in this project:
Back-end Developer
Contributions:32 commits, 12 PRs, 2 pushes in 5 months
Contributions summary:Adrián primarily focused on improving the ToroDB solution for better analytics on top of MongoDB and migrating from MongoDB to SQL. Their work involved enhancing error messages and adapting the code to support older MongoDB versions. The user also modified code related to collection filtering, view collections, and the underlying transaction system, enhancing ToroDB's compatibility and functionality. Additionally, the user made adjustments for SSL connections and improved the chronicle queue usage.
mongodbsqlnosqlnosql-databaseanalytics
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