Julien Oncelay
FDE at Palantir Technologies
New York, New York, United States
Summary
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RockstarJulien Oncelay is an experienced Frontend Engineer (FDE) based in New York with 11 years in software development and a current role at Palantir Technologies since 2018. He focuses on delivering production-grade front-end solutions at scale within complex, data-driven platforms. Julien pairs long-term product experience with practical engineering discipline, likely navigating tight integration between user interfaces and large backend systems. His tenure at a high-impact analytics company suggests strength in building resilient, user-focused UIs for demanding enterprise customers. Though not active on GitHub publicly, his sustained role at Palantir implies deep familiarity with collaborative engineering practices and shipping mission-critical software.
11 years of coding experience
English, French, Turkish
Github Skills (14)
ui-toolkit10
sass10
system10
typescript10
lerna10
blueprint10
react10
gradle6
gradle-plugin4
pivot-tables4
javascript3
crosstab3
pivot-grid2
pivot-chart2
Programming languages (3)
Github contributions (5)
joncelay/sls-packaging
Mar 2019 - Mar 2019
A set of Gradle plugins for creating SLS-compatible packages
Contributions:5 pushes, 2 branches in 1 day
gradleshieldsgradle-pluginsslsgradle-kotlin-dsl
palantir/blueprint
Jan 2024 - Mar 2026
A React-based UI toolkit for the web
Contributions:1 review, 1 PR, 2 pushes in 2 years 2 months
reactui-toolkittypescriptlernadesign
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