László Pintér
Senior Staff Software Engineer at Dremio
Munich, Bavaria, Germany
Summary
🤩
Rockstar🎓
Top SchoolLászló Pintér is a Senior Staff Software Engineer at Dremio with over 15 years of experience building scalable, high-performance data systems and a track record in distributed big data platforms. An Apache Hive committer and active contributor to Apache Iceberg, he brings deep backend and metastore expertise—especially around Parquet, transactional operations, compaction, and partition management. His career spans SAP and Cloudera roles where he helped shape production-grade data infrastructure and database-focused backend features. Based in Munich, he combines strong OOP fundamentals with pragmatic system design to make complex data workflows reliable and efficient. Colleagues rely on him for thoughtful technical leadership and for translating intricate storage and schema challenges into robust engineering solutions.
7 years of coding experience
13 years of employment as a software developer
Bachelor's degree, Computer Software Engineering, Bachelor's degree, Computer Software Engineering at Budapest University of Technology and Economics
English, Hungarian, Romanian, German
Github Skills (19)
metastore10
back-end-development10
java10
data-storage10
javas10
hive10
sql10
database-design10
apache-hive10
apache-iceberg10
parquet9
data-engineering8
orc7
hadoop6
datastructures-algorithms5
Programming languages (2)
Github contributions (5)
apache/hive
Aug 2018 - Oct 2022
Apache Hive
Role in this project:
Back-end Developer & Database Engineer
Back-end Developer & Database EngineerContributions:267 reviews, 82 commits, 117 PRs in 4 years 2 months
Contributions summary:László's commits primarily focus on enhancing the Apache Hive project, with a specialization in data storage and database aspects. Their contributions center on improving the handling and storage of data within the Hive ecosystem, particularly related to Parquet file formats, metadata management, and transactional operations. The user actively developed features around compaction, partition management, and implementing features to create temporary tables. These changes involved modifications to core Hive code, including the metastore, which suggests significant involvement in database design and backend development.
flinksqlapachebig-dataspark
apache/iceberg
Oct 2020 - May 2022
Apache Iceberg
Role in this project:Back-end Developer & Database Engineer
Back-end Developer & Database EngineerContributions:99 reviews, 15 commits, 14 PRs in 1 year 7 months
Contributions summary:László primarily contributed to the Apache Iceberg project by implementing bug fixes, enhancements, and new features. They focused on improving data handling and schema management, addressing issues related to data type conversions and object inspectors within the Hive integration. Additionally, the user added support for new data types and optimized code for handling binary data. The user also contributed to improving table metadata and creating table properties.
apache-icebergapachebig-datadatastreamjava
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