# Black Duck - **Answer**: Black Duck builds mostly with Python, Java, C++, C#. Its stack also includes Azure, AWS, PostgreSQL, Cypress. Python is named in 41 of the 85 job postings Black Duck published in the last 12 months (48%). Counted by Alion from the job postings of Black Duck, updated Nov 11, 2026. - **Window days**: 365 - **Postings analysed**: 85 - **Open postings**: 25 - **Technologies in use**: 157 - **Modernity score**: 83 - **Ai adoption**: yes - **License**: CC BY-SA 4.0 ## Company - **Id**: 720312 - **Name**: Black Duck - **Domain**: blackduck.com - **Url**: ## Technologies - **CI/CD** — Layer: practices; Postings: 53; Share: 0.6235; Required: 42; Open postings: 19; First seen: 2025-12-09 - **Python** — Layer: languages; Postings: 41; Share: 0.4824; Required: 38; Open postings: 12; First seen: 2025-12-15 - **Azure** — Layer: cloud; Postings: 29; Share: 0.3412; Required: 21; Open postings: 12; First seen: 2026-02-23 - **Java** — Layer: languages; Postings: 28; Share: 0.3294; Required: 26; Open postings: 9; First seen: 2025-09-13 - **AWS** — Layer: cloud; Postings: 28; Share: 0.3294; Required: 25; Open postings: 11; First seen: 2026-02-23 - **GCP** — Layer: cloud; Postings: 25; Share: 0.2941; Required: 23; Open postings: 11; First seen: 2026-02-23 - **Kubernetes** — Layer: cloud; Postings: 24; Share: 0.2824; Required: 20; Open postings: 10; First seen: 2025-09-13 - **C++** — Layer: languages; Postings: 22; Share: 0.2588; Required: 22; Open postings: 9; First seen: 2025-09-13 - **C#** — Layer: languages; Postings: 21; Share: 0.2471; Required: 20; Open postings: 9; First seen: 2025-09-13 - **Docker** — Layer: tools; Postings: 20; Share: 0.2353; Required: 19; Open postings: 8; First seen: 2026-02-23 - **Linux** — Layer: cloud; Postings: 18; Share: 0.2118; Required: 17; Open postings: 5; First seen: 2025-09-13 - **GitHub** — Layer: cloud; Postings: 16; Share: 0.1882; Required: 14; Open postings: 5; First seen: 2026-02-23 - **Jenkins** — Layer: tools; Postings: 15; Share: 0.1765; Required: 13; Open postings: 7; First seen: 2026-03-06 - **LLM** — Layer: ai; Postings: 15; Share: 0.1765; Required: 13; Open postings: 2; First seen: 2025-12-09 - **Terraform** — Layer: tools; Postings: 13; Share: 0.1529; Required: 11; Open postings: 5; First seen: 2026-02-23 - **JavaScript** — Layer: languages; Postings: 13; Share: 0.1529; Required: 10; Open postings: 3; First seen: 2026-03-26 - **Perl** — Layer: languages; Postings: 12; Share: 0.1412; Required: 12; Open postings: 5; First seen: 2025-12-15 - **PowerShell** — Layer: languages; Postings: 12; Share: 0.1412; Required: 11; Open postings: 6; First seen: 2025-12-15 - **AI Agents** — Layer: practices; Postings: 12; Share: 0.1412; Required: 6; Open postings: 3; First seen: 2025-12-09 - **GitLab** — Layer: cloud; Postings: 11; Share: 0.1294; Required: 10; Open postings: 5; First seen: 2026-02-23 - **Git** — Layer: tools; Postings: 10; Share: 0.1176; Required: 8; Open postings: 4; First seen: 2026-02-23 - **IAM** — Layer: practices; Postings: 9; Share: 0.1059; Required: 8; Open postings: 3; First seen: 2026-02-23 - **Grafana** — Layer: cloud; Postings: 9; Share: 0.1059; Required: 5; Open postings: 2; First seen: 2026-02-23 - **ArgoCD** — Layer: tools; Postings: 8; Share: 0.0941; Required: 6; Open postings: 3; First seen: 2026-02-23 - **PostgreSQL** — Layer: data; Postings: 8; Share: 0.0941; Required: 5; Open postings: 2; First seen: 2025-09-13 - **Prometheus** — Layer: tools; Postings: 8; Share: 0.0941; Required: 5; Open postings: 2; First seen: 2026-02-23 - **Copilot** — Layer: tools; Postings: 8; Share: 0.0941; Required: 4; Open postings: 1; First seen: 2026-03-10 - **Go** — Layer: languages; Postings: 7; Share: 0.0824; Required: 6; Open postings: 1; First seen: 2026-02-23 - **Ansible** — Layer: tools; Postings: 7; Share: 0.0824; Required: 5; Open postings: 1; First seen: 2026-02-23 - **Datadog** — Layer: cloud; Postings: 7; Share: 0.0824; Required: 5; Open postings: 2; First seen: 2026-02-23 - **GitHub Actions** — Layer: cloud; Postings: 7; Share: 0.0824; Required: 5; Open postings: 3; First seen: 2026-03-06 - **RabbitMQ** — Layer: cloud; Postings: 7; Share: 0.0824; Required: 5; Open postings: 1; First seen: 2026-02-23 - **GitOps** — Layer: practices; Postings: 6; Share: 0.0706; Required: 6; Open postings: 2; First seen: 2026-02-23 - **New Relic** — Layer: cloud; Postings: 6; Share: 0.0706; Required: 6; Open postings: 2; First seen: 2026-02-23 - **Platform Engineering** — Layer: practices; Postings: 6; Share: 0.0706; Required: 6; Open postings: 2; First seen: 2026-07-03 - **Ruby** — Layer: languages; Postings: 6; Share: 0.0706; Required: 6; Open postings: 0; First seen: 2026-03-26 - **SQL** — Layer: languages; Postings: 6; Share: 0.0706; Required: 6; Open postings: 3; First seen: 2025-09-13 - **Windows** — Layer: cloud; Postings: 6; Share: 0.0706; Required: 6; Open postings: 2; First seen: 2026-06-08 - **Azure DevOps** — Layer: cloud; Postings: 6; Share: 0.0706; Required: 5; Open postings: 3; First seen: 2026-07-21 - **Agentic Workflows** — Layer: practices; Postings: 5; Share: 0.0588; Required: 5; Open postings: 1; First seen: 2026-08-07 - **Unix** — Layer: cloud; Postings: 5; Share: 0.0588; Required: 5; Open postings: 1; First seen: 2025-09-13 - **VPN** — Layer: practices; Postings: 5; Share: 0.0588; Required: 5; Open postings: 0; First seen: 2026-02-23 - **Bitbucket** — Layer: cloud; Postings: 5; Share: 0.0588; Required: 4; Open postings: 0; First seen: 2026-02-23 - **DNS** — Layer: practices; Postings: 5; Share: 0.0588; Required: 4; Open postings: 2; First seen: 2026-06-05 - **GitLab CI** — Layer: cloud; Postings: 5; Share: 0.0588; Required: 4; Open postings: 3; First seen: 2026-03-06 - **Google GKE** — Layer: cloud; Postings: 5; Share: 0.0588; Required: 4; Open postings: 2; First seen: 2026-06-05 - **Rest API** — Layer: tools; Postings: 5; Share: 0.0588; Required: 4; Open postings: 3; First seen: 2026-05-20 - **Apache Kafka** — Layer: cloud; Postings: 5; Share: 0.0588; Required: 3; Open postings: 0; First seen: 2026-02-23 - **Claude** — Layer: ai; Postings: 5; Share: 0.0588; Required: 3; Open postings: 1; First seen: 2026-03-10 - **Google Cloud Run** — Layer: cloud; Postings: 4; Share: 0.0471; Required: 4; Open postings: 2; First seen: 2026-06-05 - … 107 more in the JSON form ## Changes ### First appeared - **Auth0** — First seen: 2026-09-10 - **Microsoft Entra ID** — First seen: 2026-09-10 - **Okta** — First seen: 2026-09-10 - **Ping Identity** — First seen: 2026-09-10 - **Anomaly Detection** — First seen: 2026-08-25 - **Human-in-the-Loop** — First seen: 2026-08-25 - **Agentic Workflows** — First seen: 2026-08-07 - **Multi-Agent Systems** — First seen: 2026-08-07 ### Rising - **C#** — Share from: 11; Share to: 38 - **C++** — Share from: 11; Share to: 35 - **Azure** — Share from: 28; Share to: 44 - **GitLab** — Share from: 6; Share to: 21 - **PowerShell** — Share from: 8; Share to: 21 - **Azure DevOps** — Share from: 3; Share to: 15 - **AI Agents** — Share from: 8; Share to: 18 - **Agentic Workflows** — Share from: 3; Share to: 12 ### Falling - **Linux** — Share from: 28; Share to: 12 - **GCP** — Share from: 36; Share to: 21 - **Kubernetes** — Share from: 33; Share to: 21 - **Docker** — Share from: 28; Share to: 18 - **Prometheus** — Share from: 11; Share to: 3 - **Copilot** — Share from: 14; Share to: 6 - **Go** — Share from: 11; Share to: 3 - **Datadog** — Share from: 11; Share to: 3 ## Similar stacks - [Intercontinental Exchange](https://alion.io/company/intercontinental-exchange/technologies) — Shared technologies: 129 - [Coherent Solutions](https://alion.io/company/coherentsolutions-2/technologies) — Shared technologies: 110 - [SailPoint](https://alion.io/company/sailpoint/technologies) — Shared technologies: 112 - [BlackRock](https://alion.io/company/blackrock/technologies) — Shared technologies: 109 - [GlobalLogic](https://alion.io/company/globallogic/technologies) — Shared technologies: 129 - [NICE](https://alion.io/company/nice/technologies) — Shared technologies: 123 - [Singtel](https://alion.io/company/singtel/technologies) — Shared technologies: 118 - [F5](https://alion.io/company/ffive/technologies) — Shared technologies: 130 --- [Page](https://alion.io/company/blackduck/technologies) · [JSON](https://alion.io/company/blackduck/technologies.json) Source: Alion (alion.io), 2026-11-12. 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