https://www.youngju.dev/blog 천천히 올바르게. AI Researcher & DevOps Engineer Youngju's tech blog. GPU/CUDA, LLM, MLOps, Kubernetes AI workloads, distributed training, and data engineering. ko fjvbn2003@gmail.com (Youngju Kim) fjvbn2003@gmail.com (Youngju Kim) Sat, 16 May 2026 00:00:00 GMT https://www.youngju.dev/blog/culture/2026-05-16-modern-java-2026-java-25-lts-spring-boot-3-5-quarkus-virtual-threads-graalvm-deep-dive.en https://www.youngju.dev/blog/culture/2026-05-16-modern-java-2026-java-25-lts-spring-boot-3-5-quarkus-virtual-threads-graalvm-deep-dive.en A full state-of-the-ecosystem tour of Modern Java in 2026 — Java 25 LTS (Sept 2025) with virtual threads as the default, pattern matching finalized, Spring Boot 3.5 native integration, Quarkus 3.20, Micronaut 4, Helidon 4 Nima, Vert.x 5, ZGC, Project Valhalla / Panama / Babylon, GraalVM 25, Maven 4, Gradle 9, jbang, jextract — with case studies from Toss, Kakao Pay, Mercari, LINE, NTT Data, and Rakuten. Sat, 16 May 2026 00:00:00 GMT fjvbn2003@gmail.com (Youngju Kim) javajvmjava-25spring-bootquarkusmicronauthelidonvertxvirtual-threadsproject-loomzgcproject-valhallaproject-panamaproject-babylongraalvmmavengradle2026deep-diveenglish https://www.youngju.dev/blog/culture/2026-05-16-modern-java-2026-java-25-lts-spring-boot-3-5-quarkus-virtual-threads-graalvm-deep-dive.ja https://www.youngju.dev/blog/culture/2026-05-16-modern-java-2026-java-25-lts-spring-boot-3-5-quarkus-virtual-threads-graalvm-deep-dive.ja Java 25 LTS(2025 年 9 月)を基準に、仮想スレッドのデフォルト化、パターンマッチングの確定、Spring Boot 3.5 ネイティブ統合、Quarkus 3.20、Micronaut 4、Helidon 4 Nima、Vert.x 5、ZGC、Project Valhalla / Panama / Babylon、GraalVM 25、Maven 4、Gradle 9、jbang、jextract まで — メルカリ、LINE、NTT データ、楽天、そして韓国のトス・カカオペイの事例を交えて、2026 年のモダン Java エコシステム全体を 1 本でまとめる。 Sat, 16 May 2026 00:00:00 GMT fjvbn2003@gmail.com (Youngju Kim) javajvmjava-25spring-bootquarkusmicronauthelidonvertxvirtual-threadsproject-loomzgcproject-valhallaproject-panamaproject-babylongraalvmmavengradle2026deep-dive日本語 https://www.youngju.dev/blog/culture/2026-05-16-modern-java-2026-java-25-lts-spring-boot-3-5-quarkus-virtual-threads-graalvm-deep-dive https://www.youngju.dev/blog/culture/2026-05-16-modern-java-2026-java-25-lts-spring-boot-3-5-quarkus-virtual-threads-graalvm-deep-dive Java 25 LTS(2025년 9월) 기준으로 가상 스레드 기본화, 패턴 매칭 확정, Spring Boot 3.5 네이티브 통합, Quarkus 3.20, Micronaut 4, Helidon 4, Vert.x 5, ZGC, Project Valhalla/Panama/Babylon, GraalVM 25, Maven 4, Gradle 9, jbang, jextract까지 — 토스, 카카오 페이, Mercari, LINE, NTT Data, 楽天 사례와 함께 2026년 모던 Java 생태계를 한 권으로 정리한다. Sat, 16 May 2026 00:00:00 GMT fjvbn2003@gmail.com (Youngju Kim) javajvmjava-25spring-bootquarkusmicronauthelidonvertxvirtual-threadsproject-loomzgcproject-valhallaproject-panamaproject-babylongraalvmmavengradle2026deep-dive