Jaroslav Tulach
Compiler Engineer at Enso
Prague, Prague, Czechia
Summary
🤩
Rockstar🎓
Top SchoolJaroslav Tulach is a compiler engineer in Prague with 18 years of experience building fast, polyglot language runtimes and polishing developer-facing APIs. He currently works on making the Enso language faster and leveraging GraalVM's polyglot capabilities, following a long tenure at Oracle Labs where he refined Truffle APIs to improve program performance. As one of the original NetBeans founders and former NetBeans Platform Architect, he continues to contribute to that ecosystem (including dependency-management enhancements and LSP completion work) and has a deep appreciation for IDE and tooling ergonomics. A Charles University computer science master's graduate, he blends systems-level language/runtime expertise with practical IDE and developer-experience improvements that quietly amplify other engineers' productivity.
19 years of coding experience
24 years of employment as a software developer
Master's degree, Computer Science, 4.0, Master's degree, Computer Science, 4.0 at Univerzita Karlova v Praze, Matematicko-fyzikální fakultamaturita, maturita at trutnov
English, Czech, Slovak, Polish, German, Russian
Stackoverflow
518reputation
80kreached
21answers
0questions
Github Skills (18)
develop10
ide10
java10
javas10
netbeans10
code-editor10
scala9
language-server8
language-server-protocol8
maven6
eclipse6
logging6
api6
grizzly6
dukescript6
Programming languages (12)
Github contributions (5)
apache/netbeans
Sep 2018 - Jan 2023
Apache NetBeans
Role in this project:
Back-end Developer
Back-end DeveloperContributions:128 reviews, 12 commits, 105 PRs in 4 years 4 months
Contributions summary:Jaroslav contributed to the NetBeans IDE by implementing features related to dependency management within the Java project structure. The contributions included the addition of a `generatedDependencies` tag to the `MxProject` interface and related classes, enhancing the IDE's ability to recognize and handle generated dependencies. Furthermore, the user modified code for the Analyze Stack Window to navigate to Scala classes, indicating work on improving the IDE's support for different programming languages. The user also added functionality for the LSP client to display completions.
netbeansnetbeans-platformidecode-editorjava
jtulach/mx
Jan 2016 - Jul 2018
Contributions:17 pushes, 9 branches in 2 years 5 months
command-line-toolgraalcli
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