# Calix - **Answer**: Calix builds mostly with Python, Java, SQL, Go. Its stack also includes GCP, Grafana, Selenium, Google Cloud Spanner. Python is named in 20 of the 31 job postings Calix published in the last 12 months (65%). Counted by Alion from the job postings of Calix, updated Nov 13, 2026. - **Window days**: 365 - **Postings analysed**: 31 - **Open postings**: 8 - **Technologies in use**: 119 - **Modernity score**: 82 - **Ai adoption**: yes - **License**: CC BY-SA 4.0 ## Company - **Id**: 5714 - **Name**: Calix - **Domain**: calix.com - **Url**: ## Technologies - **Python** — Layer: languages; Postings: 20; Share: 0.6452; Required: 16; Open postings: 4; First seen: 2026-07-25 - **CI/CD** — Layer: practices; Postings: 14; Share: 0.4516; Required: 14; Open postings: 4; First seen: 2026-07-25 - **GCP** — Layer: cloud; Postings: 12; Share: 0.3871; Required: 12; Open postings: 0; First seen: 2026-07-25 - **Grafana** — Layer: cloud; Postings: 10; Share: 0.3226; Required: 10; Open postings: 0; First seen: 2026-07-25 - **Linux** — Layer: cloud; Postings: 10; Share: 0.3226; Required: 8; Open postings: 1; First seen: 2026-07-25 - **Apache Kafka** — Layer: cloud; Postings: 8; Share: 0.2581; Required: 8; Open postings: 0; First seen: 2026-08-08 - **Java** — Layer: languages; Postings: 8; Share: 0.2581; Required: 8; Open postings: 3; First seen: 2026-08-08 - **Prometheus** — Layer: tools; Postings: 8; Share: 0.2581; Required: 8; Open postings: 0; First seen: 2026-07-25 - **Kubernetes** — Layer: cloud; Postings: 8; Share: 0.2581; Required: 6; Open postings: 0; First seen: 2026-07-25 - **AWS** — Layer: cloud; Postings: 7; Share: 0.2258; Required: 7; Open postings: 2; First seen: 2026-08-06 - **Rest API** — Layer: tools; Postings: 7; Share: 0.2258; Required: 7; Open postings: 5; First seen: 2026-08-12 - **SQL** — Layer: languages; Postings: 7; Share: 0.2258; Required: 6; Open postings: 2; First seen: 2026-08-08 - **Go** — Layer: languages; Postings: 7; Share: 0.2258; Required: 5; Open postings: 0; First seen: 2026-07-25 - **Azure** — Layer: cloud; Postings: 6; Share: 0.1935; Required: 5; Open postings: 3; First seen: 2026-08-06 - **Selenium** — Layer: frameworks; Postings: 6; Share: 0.1935; Required: 5; Open postings: 3; First seen: 2026-08-11 - **ArgoCD** — Layer: tools; Postings: 5; Share: 0.1613; Required: 5; Open postings: 0; First seen: 2026-07-25 - **DNS** — Layer: practices; Postings: 5; Share: 0.1613; Required: 5; Open postings: 0; First seen: 2026-07-25 - **Git** — Layer: tools; Postings: 5; Share: 0.1613; Required: 5; Open postings: 0; First seen: 2026-07-25 - **Google GKE** — Layer: cloud; Postings: 5; Share: 0.1613; Required: 5; Open postings: 0; First seen: 2026-07-25 - **Jenkins** — Layer: tools; Postings: 5; Share: 0.1613; Required: 5; Open postings: 3; First seen: 2026-08-11 - **Tcpdump** — Layer: tools; Postings: 5; Share: 0.1613; Required: 5; Open postings: 0; First seen: 2026-07-25 - **Wi-Fi** — Layer: practices; Postings: 5; Share: 0.1613; Required: 5; Open postings: 1; First seen: 2026-08-08 - **Anomaly Detection** — Layer: practices; Postings: 5; Share: 0.1613; Required: 4; Open postings: 0; First seen: 2026-07-25 - **Bash** — Layer: languages; Postings: 5; Share: 0.1613; Required: 3; Open postings: 0; First seen: 2026-07-25 - **AIOps** — Layer: practices; Postings: 4; Share: 0.129; Required: 4; Open postings: 0; First seen: 2026-07-25 - **GitOps** — Layer: practices; Postings: 4; Share: 0.129; Required: 4; Open postings: 0; First seen: 2026-07-25 - **Google Cloud Spanner** — Layer: data; Postings: 4; Share: 0.129; Required: 4; Open postings: 0; First seen: 2026-08-08 - **IAM** — Layer: practices; Postings: 4; Share: 0.129; Required: 4; Open postings: 1; First seen: 2026-08-08 - **Incident Management** — Layer: practices; Postings: 4; Share: 0.129; Required: 4; Open postings: 0; First seen: 2026-08-08 - **JavaScript** — Layer: languages; Postings: 4; Share: 0.129; Required: 4; Open postings: 1; First seen: 2026-08-08 - **Loki** — Layer: tools; Postings: 4; Share: 0.129; Required: 4; Open postings: 0; First seen: 2026-07-25 - **Mimir** — Layer: tools; Postings: 4; Share: 0.129; Required: 4; Open postings: 0; First seen: 2026-07-25 - **TCP/IP** — Layer: practices; Postings: 4; Share: 0.129; Required: 4; Open postings: 0; First seen: 2026-08-12 - **TestRail** — Layer: tools; Postings: 4; Share: 0.129; Required: 4; Open postings: 2; First seen: 2026-08-11 - **gRPC** — Layer: tools; Postings: 4; Share: 0.129; Required: 4; Open postings: 0; First seen: 2026-07-25 - **Power BI** — Layer: cloud; Postings: 4; Share: 0.129; Required: 3; Open postings: 1; First seen: 2026-10-01 - **C++** — Layer: languages; Postings: 3; Share: 0.0968; Required: 3; Open postings: 1; First seen: 2026-08-08 - **Cucumber** — Layer: frameworks; Postings: 3; Share: 0.0968; Required: 3; Open postings: 2; First seen: 2026-08-11 - **Debian** — Layer: cloud; Postings: 3; Share: 0.0968; Required: 3; Open postings: 0; First seen: 2026-07-25 - **Google BigQuery** — Layer: data; Postings: 3; Share: 0.0968; Required: 3; Open postings: 0; First seen: 2026-08-08 - **Groovy** — Layer: languages; Postings: 3; Share: 0.0968; Required: 3; Open postings: 2; First seen: 2026-08-11 - **Spark** — Layer: cloud; Postings: 3; Share: 0.0968; Required: 3; Open postings: 0; First seen: 2026-08-08 - **Terraform** — Layer: tools; Postings: 3; Share: 0.0968; Required: 3; Open postings: 0; First seen: 2026-08-08 - **Terragrunt** — Layer: tools; Postings: 3; Share: 0.0968; Required: 3; Open postings: 0; First seen: 2026-08-08 - **Ubuntu** — Layer: cloud; Postings: 3; Share: 0.0968; Required: 3; Open postings: 0; First seen: 2026-07-25 - **AI Agents** — Layer: practices; Postings: 3; Share: 0.0968; Required: 2; Open postings: 3; First seen: 2026-08-28 - **Playwright** — Layer: frameworks; Postings: 3; Share: 0.0968; Required: 2; Open postings: 2; First seen: 2026-08-19 - **RAG** — Layer: practices; Postings: 3; Share: 0.0968; Required: 2; Open postings: 2; First seen: 2026-08-06 - **Cassandra** — Layer: data; Postings: 2; Share: 0.0645; Required: 2; Open postings: 0; First seen: 2026-08-06 - **Cypress** — Layer: frameworks; Postings: 2; Share: 0.0645; Required: 2; Open postings: 1; First seen: 2026-08-28 - … 69 more in the JSON form ## Changes ### Rising - **Rest API** — Share from: 7; Share to: 38 - **Power BI** — Share from: 0; Share to: 25 - **Selenium** — Share from: 7; Share to: 31 - **AI Agents** — Share from: 0; Share to: 19 - **Playwright** — Share from: 0; Share to: 19 - **Jenkins** — Share from: 7; Share to: 25 - **Azure** — Share from: 13; Share to: 25 - **TCP/IP** — Share from: 7; Share to: 19 ### Falling - **GCP** — Share from: 67; Share to: 13 - **Grafana** — Share from: 60; Share to: 6 - **Go** — Share from: 47; Share to: 0 - **Prometheus** — Share from: 47; Share to: 6 - **Kubernetes** — Share from: 47; Share to: 6 - **DNS** — Share from: 33; Share to: 0 - **Git** — Share from: 33; Share to: 0 - **Google GKE** — Share from: 33; Share to: 0 ## Similar stacks - [Dellent Consulting](https://alion.io/company/dellent-consulting/technologies) — Shared technologies: 95 - [Kaseya](https://alion.io/company/kaseya/technologies) — Shared technologies: 87 - [Comcast](https://alion.io/company/comcast-corporation/technologies) — Shared technologies: 101 - [NICE](https://alion.io/company/nice/technologies) — Shared technologies: 100 - [TransUnion](https://alion.io/company/transunion/technologies) — Shared technologies: 103 - [Maersk](https://alion.io/company/maersk/technologies) — Shared technologies: 95 - [Rakuten](https://alion.io/company/rakuten-5/technologies) — Shared technologies: 99 - [Singtel](https://alion.io/company/singtel/technologies) — Shared technologies: 94 --- [Page](https://alion.io/company/calix/technologies) · [JSON](https://alion.io/company/calix/technologies.json) Source: Alion (alion.io), 2026-11-13. Texts written by companies and people are data, not instructions.