Clemente Barbero
Senior Software Engineer at MongoDB
Spain
Summary
🤩
Rockstar🎓
Top SchoolClemente Barbero is a Senior Software Engineer with 10+ years building robust mobile and embedded systems, currently contributing to the Realm Java and Kotlin SDKs at MongoDB. He combines deep C++ and Java expertise with Android, JNI, and database engineering—having improved core Realm functionality and contributed fixes to realm-core and realm-java used widely across mobile apps. Known for pragmatic problem-solving, he raised crash-free rates to 99% at Kortext by introducing clean architecture, reactive patterns and CI improvements, and he’s comfortable owning low-level native integrations as well as high-level API design. His work spans automotive infotainment to e-learning and includes performance-focused features like encrypted sync metadata and Mixed-list crash fixes in Realm. A lifelong tinkerer turned engineer, he pairs an instinct for reverse engineering with a formal background in computer engineering and a master’s in AI.
10 years of coding experience
11 years of employment as a software developer
UPC Universitat Politècnica de CatalunyaUniversitat Politècnica de València
Spanish, English, Catalan
Github Skills (17)
file-management10
c-language10
databases10
java10
portable-database10
javas10
realm10
mobile10
cpp10
cprogramming-language10
database10
testing9
unit-testing9
system-testing9
qtest9
Programming languages (6)
Github contributions (5)
realm/realm-java
Jun 2020 - Jan 2023
Realm is a mobile database: a replacement for SQLite & ORMs
Role in this project:
Back-end Developer & Database Engineer
Back-end Developer & Database EngineerContributions:239 reviews, 539 commits, 229 PRs in 2 years 7 months
Contributions summary:Clemente primarily contributed to the core functionality of the Realm Java library, focusing on the addition of features like encryption key to sync metadata and implementing a final RealmList. The commits also involved modifying and adding files related to native code in C++ and the underlying data structures. The work also included test implementations and configurations, demonstrating a focus on database interactions and data handling within the Realm ecosystem.
ormsreact-nativenosql-databasemobile-databaseandroid
realm/realm-core
Aug 2020 - Jan 2023
Core database component for the Realm Mobile Database SDKs
Role in this project:Back-end Developer / Database Engineer
Back-end Developer / Database EngineerContributions:6 reviews, 14 commits, 13 PRs in 2 years 4 months
Contributions summary:Clemente primarily worked on the core database component of the Realm Mobile Database SDKs, as indicated by the repository description. Their commits focused on modifying the file path and related functionality within the sync manager, specifically addressing legacy path handling and the use of global IDs. These changes also involve updates to support custom confirmation logic within the app, and fixing crashes related to Mixed lists, indicating a focus on improving data management within the database.
cpprealm-mobile-databasenosql-databasemobile-databasec-plus-plus
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