Denis Stepanov (@DenisStepanov) profile picture

Denis Stepanov

@DenisStepanov
 Prague
github.com/dstepanov
Joined December 2009
  • Tweets152
  • Following324
  • Followers91
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Photo by Denis Stepanov (@DenisStepanov)Photo by Denis Stepanov (@DenisStepanov)Photo by Denis Stepanov (@DenisStepanov)Photo by Denis Stepanov (@DenisStepanov)Photo by Denis Stepanov (@DenisStepanov)
Denis Stepanov retweeted
GraalVM (@graalvm) profile picture
GraalVM
@graalvmOct 9
Introducing @Pyronautfw — a high-performance framework for Python, built with Micronaut, GraalVM, and GraalPy!🚀 By @graemerocher and @thomaswue at #Devoxx: youtube.com/watch?v=zo6L7bxn…
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Denis Stepanov retweeted
GraalVM (@graalvm) profile picture
GraalVM
@graalvmOct 8
Introducing Pyronaut — a high-performance framework for Python, built with Micronaut, GraalVM, and GraalPy!🚀 — 2.6x FastAPI throughput, 6.5x Flask 🚀 — Build-time validation 🤖 — Ecosystem of libraries 🌍 Get started: pyronaut.io/
Image from GraalVM (@graalvm)
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Denis Stepanov retweeted
Volker Simonis (@volker_simonis) profile picture
Volker Simonis@volker_simonisOct 5
It's a pity JVMCI was removed from OpenJDK now that Graal CE JIT gets faster than C2. Graal CE 25.4.4 Native Image performance improved significantly. The last missing feature is probably PGO. Shenandoah for NI is coming along nicely too #graalvm @graalvm github.com/simonis/Renaissan…
Image from Volker Simonis (@volker_simonis)
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Is a build that checks database queries for typos, before the app runs, interesting for Python developers? pyronaut.io #Python #Pyronaut
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Denis Stepanov retweeted
Graeme Rocher (@graemerocher) profile picture
Graeme Rocher@graemerocherOct 2
Introducing pyronaut.io #python #micronaut #graalvm 🔥🔥🔥
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🚀 Introducing Pyronaut: Micronaut for Python, powered by GraalVM. ⚡ 2.6x FastAPI throughput, 6.5x Flask 🔍 Build-time validation — broken queries fail the build, not prod 🗄️ Micronaut Data, Kafka, OpenAPI, MCP tools & more 🔄 Native async/await on Netty pyronaut.io/2026/10/02/intro…
Image from Denis Stepanov (@DenisStepanov)
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Denis Stepanov retweeted
Pyronaut (@Pyronautfw) profile picture
Pyronaut@PyronautfwOct 2
Introducing Pyronaut, a high-performance Python open-source framework built on @micronautfw, @graalvm and Graalpy! pyronaut.io/2026/10/02/intro… #python #micronaut @ThePSF
Introducing Pyronaut | Pyronaut Blog

Introducing Pyronaut | Pyronaut Blog

Pyronaut is a high-performance Python application framework for building production services with rich data access, observability, cloud integrations, build-time validation, integrated testing, and...

pyronaut.io
Graeme Rocher (@graemerocher) profile pictureGraeme Rocher@graemerocherOct 2
Introducing Pyronaut, a high performance Python framework built on @micronautfw @graalvm and GraalPy! pyronaut.io/2026/10/02/intro… #python #graalvm #jvm #micronaut
Introducing Pyronaut | Pyronaut Blog

Introducing Pyronaut | Pyronaut Blog

Pyronaut is a high-performance Python application framework for building production services with rich data access, observability, cloud integrations, build-time validation, integrated testing, and...

pyronaut.io
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Denis Stepanov retweeted
Graeme Rocher (@graemerocher) profile picture
Graeme Rocher@graemerocherOct 2
Introducing Pyronaut, a high performance Python framework built on @micronautfw @graalvm and GraalPy! pyronaut.io/2026/10/02/intro… #python #graalvm #jvm #micronaut
Introducing Pyronaut | Pyronaut Blog

Introducing Pyronaut | Pyronaut Blog

Pyronaut is a high-performance Python application framework for building production services with rich data access, observability, cloud integrations, build-time validation, integrated testing, and...

pyronaut.io
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Micronaut 5 with @java baseline 25. micronaut.io/2026/04/27/micr… #micronaut #micronaut5
Image from The Micronaut Framework (@micronautfw)
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Micronaut 5 with Jackson 3 micronaut.io/2026/05/01/micr… #jackson #micronaut #micronaut5
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Micronaut 5 ships with @kotlin 2.3 micronaut.io/2026/04/28/micr… #micronaut #micronaut5
Image from The Micronaut Framework (@micronautfw)
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Denis Stepanov retweeted
commonhaus_fdn (@commonhaus_fdn) profile picture
commonhaus_fdn@commonhaus_fdnJan 13
Micronaut announces plans to join Commonhaus 🎉 We look forward to welcoming @micronautfw as a member project. Stay tuned! micronaut.io/2026/01/12/micr…
Micronaut Announces Plans to Join the Commonhaus Foundation | Micronaut

Micronaut Announces Plans to Join the Commonhaus Foundation | Micronaut

Today, we are announcing that the Micronaut framework is applying to join the Commonhaus Foundation. This is an exciting new step in the Micronaut project’s journey, and we’re looking forward to the...

micronaut.io
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We are considering raising the framework Java baseline to 25 in Micronaut 5 github.com/micronaut-project… #java
Considering raising the Java baseline to 25 for Micronaut 5 · micronaut-projects micronaut-core ·...

Considering raising the Java baseline to 25 for Micronaut 5 · micronaut-projects micronaut-core ·...

We are considering raising the Java baseline to Java 25 for Micronaut 5. It will also mean raising the Kotlin version to 2.3. Why? We use major version releases to raise the Java baseline, and as a...

github.com
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Denis Stepanov retweeted
Sergio del Amo (@sdelamo) profile picture
Sergio del Amo
@sdelamo19 Nov 2025
You can use JSpecify nullability annotations already in Micronaut 4 docs.micronaut.io/latest/gui… thanks to @DenisStepanov For Micronaut 5, we are migrating the framework APIs to use JSpecify nullability annotations github.com/micronaut-project… (😱1175 files changed) #micronaut
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The Micronaut Foundation is excited to announce the release of Micronaut Framework 4.10.0 ! Please see our latest blog post for more details. micronaut.io/2025/10/22/micr… #micronaut
Micronaut Framework 4.10.0

ALT Micronaut Framework 4.10.0

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Denis Stepanov retweeted
Graeme Rocher (@graemerocher) profile picture
Graeme Rocher@graemerocher2 Oct 2025
Micronaut team are proud contributors to Netty 👏
Norman Maurer (@normanmaurer) profile pictureNorman Maurer@normanmaurer2 Oct 2025
The #netty team and community still going strong! Things like these changes are often overlooked but provide massive value to the project itself. Thanks @yawkat for all the dedication. github.com/netty/netty/pull/…
Faster leak detector implementation for tests by yawkat · Pull Request #15622 · netty/netty

Faster leak detector implementation for tests by yawkat · Pull Request #15622 · netty/netty

Motivation: For some tests such as Bzip2IntegrationTest.testHugeDecompress, normal leak detection is too slow. Similarly, for fuzzing, I have to use paranoid leak detection to detect bugs in a repr...

github.com
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Guillaume Laforge (@glaforge) profile picture
Guillaume Laforge@glaforge16 Sep 2025
📢 Developing an HTTP Streamable #MCP server with @micronautfw's new MCP module! 👍Good for your next #AI #agents tools 🛠️ The built-in validation and JSON schema support are quite rich & elegant! glaforge.dev/posts/2025/09/1…
Creating a Streamable HTTP MCP server with Micronaut

Creating a Streamable HTTP MCP server with Micronaut

Learn to build a streamable HTTP MCP server with Micronaut, utilizing its new official support to create a moon phases service.

glaforge.dev
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Sergio del Amo (@sdelamo) profile picture
Sergio del Amo
@sdelamo10 Sep 2025
📢Micronaut Fundamentals video course, 7h 37m, is accessible access for free via an OCI Free Learning Subscription on Oracle MyLearn. mylearn.oracle.com/ou/course… #micronaut
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Denis Stepanov retweeted
GraalVM (@graalvm) profile picture
GraalVM
@graalvm10 Sep 2025
Check out Micronaut Fundamentals — a free video course created by the core team: ✅ Understand how Micronaut works under the hood ✅ Learn how to build fast modular apps ✅ Create native images with GraalVM ✅ Deploy with the Graal Dev Kit for Micronaut blogs.oracle.com/java/post/m…
Image from GraalVM (@graalvm)
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Denis Stepanov retweeted
Otavio Santana (@otaviojava) profile picture
Otavio Santana@otaviojava4 Sep 2025
The dangers of using #java #lombok in your project by @alvaro_sanchez @micronautfw @javazone
Image from Otavio Santana (@otaviojava)
Image from Otavio Santana (@otaviojava)
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