Antonio De Araujo
Lead Software Engineer at Neo4j
Malmo, Sweden
Summary
🤩
Rockstar🎓
Top SchoolAntonio De Araujo is a Lead Software Engineer based in Malmö with nine years of professional experience building robust backend systems and developer tooling. He has advanced expertise in database protocols and drivers, evidenced by significant contributions to Neo4j's core graph database and its JavaScript and Java Bolt drivers—implementing routing, extended handshakes, and protocol-level error/notification handling. At Neo4j he progressed from Software Engineer to Lead, driving protocol upgrades, test automation, and reliability-focused refactors that enabled newer Bolt versions. His background spans full-stack and systems work—from C/C++ image-processing and embedded integrations to Java EE and modern testkits—giving him a rare blend of low-level protocol mastery and practical application engineering. Colleagues rely on him for improving developer-facing infrastructure and for turning complex protocol specs into well-tested, production-ready features.
9 years of coding experience
7 years of employment as a software developer
Bachelor's degree, Computer Science, Bachelor's degree, Computer Science at Universidade Federal do Rio de Janeiro
English
Github Skills (18)
javascript10
back-end-development10
testing10
databases10
bolt10
graph-database10
java10
neo4j10
javas10
driver10
database-design10
communication-protocol10
protocols10
backend10
database10
Programming languages (13)
Github contributions (5)
neo4j/neo4j-javascript-driver
Sep 2020 - Jan 2023
Neo4j Bolt driver for JavaScript
Role in this project:
Back-end Developer & Database Engineer
Back-end Developer & Database EngineerContributions:67 releases, 298 reviews, 322 commits in 2 years 4 months
Contributions summary:Antonio's commits focused on implementing and testing features for a testkit backend for the Neo4j Bolt driver. The contributions included creating commands for testing retry mechanisms, moving code to separate files for better readability, and handling various data types like CypherFloat, CypherBool, and CypherList. They also implemented support for Bolt protocol 4.2 and the new 4.4 features. The user also worked on implementing the database support and the testkit, involving modifications to both backend code and the testing framework, specifically around the handling of routing information and query execution.
neo4j-databasedriverboltneo4j-driverjavascript
neo4j/neo4j-java-driver
Sep 2020 - Dec 2022
Neo4j Bolt driver for Java
Role in this project:Backend & Test Automation Engineer
Backend & Test Automation EngineerContributions:127 reviews, 23 commits, 44 PRs in 2 years 3 months
Contributions summary:Antonio primarily focused on refactoring and improving the test suite for the Neo4j Java driver. They renamed and restructured integration tests to align with the project's testing strategy. The contributions also included the removal of older protocol versions and adjustments to support newer protocol versions (4.2, 4.3), including implementing extended handshake and route message functionality. The user demonstrated expertise in testing, protocol handling, and core driver functionalities.
neo4j-databasedriverboltneo4j-driverdatabase
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