Stefan Vodita
Software Engineer at The Apache Software Foundation
Dublin, Ireland
Summary
🤩
Rockstar🎓
Top SchoolStefan Vodita is a Software Development Engineer II based in Dublin with seven years of experience building scalable search and indexing systems, currently working on Amazon's Product Search. At Amazon he improved business-impacting features like configurable products, sped up index back-fills fourfold, and brought statistical rigor to benchmarking to reduce noise and bias. An active Apache Lucene committer and PMC member, he contributes low-level memory and testing improvements to one of the most widely used open-source search libraries. His background blends hands-on backend engineering with academic teaching experience, reflected in a strong foundation in algorithms and systems from University POLITEHNICA of Bucharest. Colleagues describe him as a pragmatic engineer who pairs production-focused optimizations with careful measurement—often surfacing subtle correctness and performance issues that others miss.
8 years of coding experience
5 years of employment as a software developer
Graphics, Game development, Game design, Graphics, Game development, Game design at 3DUPBMachine Learning, Machine Learning at EESTEC de<code>ITBinary Exploits, Binary Exploits at Security Summer SchoolPOLITEHNICA București National University for Science and TechnologyAndroid, Android at Google Digital Workshop for Programmers
English, Romanian, French
Github Skills (10)
algorithm10
lucene10
data-structures10
javas10
algorithms10
search-engine10
information-retrieval10
data-structure10
java10
testing10
Programming languages (8)
Github contributions (5)
apache/lucene
Oct 2021 - Mar 2026
Apache Lucene open-source search software
Role in this project:
Back-end Developer
Back-end DeveloperContributions:233 reviews, 97 PRs, 87 pushes in 4 years 6 months
Contributions summary:Stefan contributed to the Apache Lucene search software, focusing on enhancing the `RamUsageEstimator` class by adding methods to determine the shallow size of primitive arrays. They also made adjustments to the testing framework, specifically relating to how `sizeOf` functions are called and utilized. Their commits involved modifications to code related to memory usage estimation and were involved in ensuring the correctness of the testing suite for various data types.
lucenesearchnosqljavabackend
stefanvodita/lucene
Oct 2021 - Jul 2025
Apache Lucene open-source search software
Contributions:8 PRs, 239 pushes, 52 branches in 3 years 9 months
lucene
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