Mattias Finné
Hacker at Neo4j
Helsingborg, Skåne County, Sweden
Summary
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RockstarMattias Finné is a seasoned hacker and back-end engineer with 19 years of experience, currently contributing to Neo4j from Helsingborg, Sweden. He focuses on core database internals and storage engines, with concrete contributions to Neo4j’s GBPTree, relationship lookup index, and block-format storage—work that underpins graph database performance and reliability. Long tenures at Neo Technology/Neo4j reflect deep institutional knowledge of graph systems and a comfort operating in core, low-level code. Colleagues would describe him as someone who prefers solving foundational problems over surface polish, often improving subtle internal structures that yield outsized system benefits. His profile suggests a pragmatic tinkerer who blends careful algorithmic thinking with hands-on implementation in a major open-source database project.
19 years of coding experience
Github Skills (11)
javas10
indices10
indexof10
indexer10
indexing10
graph-database10
java10
data-structure9
performance-optimization9
data-structures9
concurrency8
Programming languages (7)
Github contributions (5)
neo4j/neo4j
May 2007 - Dec 2022
Graphs for Everyone
Role in this project:
Back-end Developer
Back-end DeveloperContributions:9266 commits, 1198 PRs, 1077 pushes in 15 years 8 months
Contributions summary:Mattias contributed to the development of the Neo4j graph database, focusing on internal store implementations. The commits demonstrate the user's work in the core functionality, including changes in the internal structure of the index such as "multi-root GBPTree," showing contributions to core functionalities. They made changes in the relationship lookup index and the ability to store data in a block format. This suggests involvement in the fundamental workings of the data storage within the graph database.
neo4j-databasedirected-acyclic-graphnosqlgraphsdatabase
dmontag/neo4j-community
Apr 2011 - May 2012
Contributions:317 commits in 1 year
community-editionneo4j-graphneo4j-graph-databasedatabasegraph-database
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