# JetBrains - **Answer**: JetBrains builds mostly with Java, Python, JavaScript, SQL. Its stack also includes Kubernetes, AWS, PostgreSQL, Ktor. Java is named in 36 of the 93 job postings JetBrains published in the last 12 months (39%). Counted by Alion from the job postings of JetBrains, updated Nov 12, 2026. - **Window days**: 365 - **Postings analysed**: 93 - **Open postings**: 27 - **Technologies in use**: 150 - **Modernity score**: 85 - **Ai adoption**: yes - **Own products**: Kotlin, Kotlin Coroutines, Kotlin Multiplatform, TeamCity - **License**: CC BY-SA 4.0 ## Company - **Id**: 58 - **Name**: JetBrains - **Domain**: jetbrains.com - **Url**: ## Technologies - **Java** — Layer: languages; Postings: 36; Share: 0.3871; Required: 32; Open postings: 9; First seen: 2025-10-28 - **AI Agents** — Layer: practices; Postings: 27; Share: 0.2903; Required: 26; Open postings: 8; First seen: 2025-12-08 - **CI/CD** — Layer: practices; Postings: 26; Share: 0.2796; Required: 24; Open postings: 8; First seen: 2026-01-30 - **LLM** — Layer: ai; Postings: 24; Share: 0.2581; Required: 22; Open postings: 3; First seen: 2025-10-28 - **Python** — Layer: languages; Postings: 22; Share: 0.2366; Required: 19; Open postings: 2; First seen: 2025-10-28 - **Kubernetes** — Layer: cloud; Postings: 14; Share: 0.1505; Required: 14; Open postings: 6; First seen: 2025-10-28 - **Gradle** — Layer: tools; Postings: 14; Share: 0.1505; Required: 13; Open postings: 4; First seen: 2025-10-28 - **Agentic Workflows** — Layer: practices; Postings: 11; Share: 0.1183; Required: 8; Open postings: 7; First seen: 2026-01-30 - **AWS** — Layer: cloud; Postings: 10; Share: 0.1075; Required: 10; Open postings: 3; First seen: 2025-10-28 - **Maven** — Layer: tools; Postings: 10; Share: 0.1075; Required: 10; Open postings: 2; First seen: 2025-10-28 - **Model Context Protocol** — Layer: tools; Postings: 9; Share: 0.0968; Required: 9; Open postings: 3; First seen: 2026-01-26 - **Docker** — Layer: tools; Postings: 8; Share: 0.086; Required: 8; Open postings: 3; First seen: 2026-06-30 - **Fine-tuning** — Layer: practices; Postings: 8; Share: 0.086; Required: 8; Open postings: 2; First seen: 2026-01-16 - **Function Calling** — Layer: practices; Postings: 8; Share: 0.086; Required: 7; Open postings: 3; First seen: 2026-01-16 - **Linux** — Layer: cloud; Postings: 7; Share: 0.0753; Required: 7; Open postings: 1; First seen: 2025-10-28 - **JavaScript** — Layer: languages; Postings: 7; Share: 0.0753; Required: 3; Open postings: 3; First seen: 2025-10-28 - **Git** — Layer: tools; Postings: 6; Share: 0.0645; Required: 6; Open postings: 2; First seen: 2025-10-28 - **Ktor** — Layer: frameworks; Postings: 6; Share: 0.0645; Required: 6; Open postings: 2; First seen: 2026-04-02 - **PostgreSQL** — Layer: data; Postings: 6; Share: 0.0645; Required: 6; Open postings: 5; First seen: 2026-02-09 - **SQL** — Layer: languages; Postings: 6; Share: 0.0645; Required: 6; Open postings: 3; First seen: 2025-10-28 - **Windows** — Layer: cloud; Postings: 6; Share: 0.0645; Required: 6; Open postings: 0; First seen: 2026-05-20 - **C++** — Layer: languages; Postings: 6; Share: 0.0645; Required: 5; Open postings: 0; First seen: 2025-10-28 - **GitHub** — Layer: cloud; Postings: 6; Share: 0.0645; Required: 5; Open postings: 1; First seen: 2025-10-28 - **Prompt Engineering** — Layer: practices; Postings: 6; Share: 0.0645; Required: 5; Open postings: 2; First seen: 2026-01-30 - **.NET** — Layer: cloud; Postings: 6; Share: 0.0645; Required: 4; Open postings: 2; First seen: 2026-04-02 - **C#** — Layer: languages; Postings: 6; Share: 0.0645; Required: 2; Open postings: 2; First seen: 2026-04-02 - **Azure** — Layer: cloud; Postings: 5; Share: 0.0538; Required: 5; Open postings: 1; First seen: 2025-10-28 - **JUnit** — Layer: frameworks; Postings: 5; Share: 0.0538; Required: 5; Open postings: 1; First seen: 2026-05-20 - **NLP** — Layer: practices; Postings: 5; Share: 0.0538; Required: 5; Open postings: 0; First seen: 2026-01-30 - **Terraform** — Layer: tools; Postings: 5; Share: 0.0538; Required: 4; Open postings: 2; First seen: 2025-10-28 - **Go** — Layer: languages; Postings: 5; Share: 0.0538; Required: 3; Open postings: 3; First seen: 2025-10-28 - **LangChain** — Layer: frameworks; Postings: 5; Share: 0.0538; Required: 3; Open postings: 1; First seen: 2026-01-26 - **Anthropic** — Layer: cloud; Postings: 4; Share: 0.043; Required: 4; Open postings: 1; First seen: 2026-01-30 - **GCP** — Layer: cloud; Postings: 4; Share: 0.043; Required: 4; Open postings: 0; First seen: 2025-10-28 - **Machine Learning** — Layer: practices; Postings: 4; Share: 0.043; Required: 4; Open postings: 2; First seen: 2025-12-08 - **Micronaut** — Layer: frameworks; Postings: 4; Share: 0.043; Required: 4; Open postings: 0; First seen: 2026-04-24 - **OpenAI** — Layer: cloud; Postings: 4; Share: 0.043; Required: 4; Open postings: 1; First seen: 2026-01-30 - **PyTorch** — Layer: frameworks; Postings: 4; Share: 0.043; Required: 4; Open postings: 0; First seen: 2025-10-28 - **Quarkus** — Layer: frameworks; Postings: 4; Share: 0.043; Required: 4; Open postings: 0; First seen: 2026-04-24 - **RAG** — Layer: practices; Postings: 4; Share: 0.043; Required: 4; Open postings: 1; First seen: 2026-01-30 - **TestNG** — Layer: frameworks; Postings: 4; Share: 0.043; Required: 4; Open postings: 1; First seen: 2026-05-20 - **Node JS** — Layer: languages; Postings: 4; Share: 0.043; Required: 3; Open postings: 3; First seen: 2026-05-18 - **Knowledge Graph** — Layer: practices; Postings: 4; Share: 0.043; Required: 1; Open postings: 1; First seen: 2026-01-30 - **Claude** — Layer: ai; Postings: 3; Share: 0.0323; Required: 3; Open postings: 1; First seen: 2026-04-02 - **GitHub Actions** — Layer: cloud; Postings: 3; Share: 0.0323; Required: 3; Open postings: 1; First seen: 2026-01-30 - **LangSmith** — Layer: cloud; Postings: 3; Share: 0.0323; Required: 3; Open postings: 1; First seen: 2026-01-30 - **Langfuse** — Layer: cloud; Postings: 3; Share: 0.0323; Required: 3; Open postings: 0; First seen: 2026-01-16 - **LlamaIndex** — Layer: frameworks; Postings: 3; Share: 0.0323; Required: 3; Open postings: 1; First seen: 2026-01-30 - **MLFlow** — Layer: cloud; Postings: 3; Share: 0.0323; Required: 3; Open postings: 0; First seen: 2026-01-16 - **Objective-C** — Layer: languages; Postings: 3; Share: 0.0323; Required: 3; Open postings: 0; First seen: 2026-06-03 - … 100 more in the JSON form ## Changes ### First appeared - **Hibernate** — First seen: 2026-09-29 - **Apache Kafka** — First seen: 2026-09-10 - **Copilot** — First seen: 2026-09-10 - **OpenTelemetry** — First seen: 2026-09-04 - **Apache Tomcat** — First seen: 2026-08-11 - **Clean Architecture** — First seen: 2026-07-08 - **Ruby** — First seen: 2026-07-02 - **Groovy** — First seen: 2026-07-02 ### Rising - **Kubernetes** — Share from: 6; Share to: 21 - **AI Agents** — Share from: 15; Share to: 29 - **Agentic Workflows** — Share from: 9; Share to: 21 - **Model Context Protocol** — Share from: 3; Share to: 15 - **Gradle** — Share from: 12; Share to: 21 - **Function Calling** — Share from: 6; Share to: 15 - **PostgreSQL** — Share from: 3; Share to: 12 - **RAG** — Share from: 0; Share to: 9 ### Falling - **Windows** — Share from: 18; Share to: 0 - **JavaScript** — Share from: 18; Share to: 3 - **LLM** — Share from: 26; Share to: 15 - **Python** — Share from: 21; Share to: 12 - **JUnit** — Share from: 12; Share to: 3 - **Objective-C** — Share from: 9; Share to: 0 - **Ruby** — Share from: 9; Share to: 0 - **Linux** — Share from: 12; Share to: 6 ### Not seen 180d - **PyTorch** — Last seen: 2026-04-29 - **Langfuse** — Last seen: 2026-04-02 - **MLFlow** — Last seen: 2026-04-02 - **Megatron-LM** — Last seen: 2026-04-02 - **RLHF** — Last seen: 2026-04-02 - **SFT** — Last seen: 2026-04-02 - **DeepSpeed** — Last seen: 2026-03-20 - **Kubeflow** — Last seen: 2026-03-20 ## Similar stacks - [CrowdStrike](https://alion.io/company/crowdstrike/technologies) — Shared technologies: 139 - [Saviynt](https://alion.io/company/saviynt/technologies) — Shared technologies: 103 - [Grab](https://alion.io/company/grab/technologies) — Shared technologies: 125 - [Cloudera](https://alion.io/company/cloudera/technologies) — Shared technologies: 101 - [Electronic Arts](https://alion.io/company/electronic-arts/technologies) — Shared technologies: 113 - [LexisNexis](https://alion.io/company/lexisnexis-legal/technologies) — Shared technologies: 102 - [GEICO](https://alion.io/company/geico-3/technologies) — Shared technologies: 105 - [Intercontinental Exchange](https://alion.io/company/intercontinental-exchange/technologies) — Shared technologies: 114 --- [Page](https://alion.io/company/jetbrains/technologies) · [JSON](https://alion.io/company/jetbrains/technologies.json) Source: Alion (alion.io), 2026-11-13. 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