# Zscaler - **Answer**: Zscaler builds mostly with Python, Java, SQL, JavaScript. Its stack also includes AWS, GCP, PostgreSQL, OpenTelemetry. AWS is named in 165 of the 734 job postings Zscaler published in the last 12 months (22%). Counted by Alion from the job postings of Zscaler, updated Nov 10, 2026. - **Window days**: 365 - **Postings analysed**: 734 - **Open postings**: 305 - **Technologies in use**: 303 - **Modernity score**: 79 - **Ai adoption**: yes - **Own products**: Zscaler - **License**: CC BY-SA 4.0 ## Company - **Id**: 1208 - **Name**: Zscaler - **Domain**: zscaler.com - **Url**: ## Technologies - **AWS** — Layer: cloud; Postings: 165; Share: 0.2248; Required: 115; Open postings: 76; First seen: 2025-10-01 - **Python** — Layer: languages; Postings: 120; Share: 0.1635; Required: 91; Open postings: 68; First seen: 2025-11-06 - **GCP** — Layer: cloud; Postings: 119; Share: 0.1621; Required: 80; Open postings: 52; First seen: 2025-10-01 - **Azure** — Layer: cloud; Postings: 112; Share: 0.1526; Required: 62; Open postings: 50; First seen: 2025-10-01 - **DNS** — Layer: practices; Postings: 96; Share: 0.1308; Required: 74; Open postings: 48; First seen: 2025-10-15 - **Linux** — Layer: cloud; Postings: 81; Share: 0.1104; Required: 69; Open postings: 47; First seen: 2025-10-15 - **Kubernetes** — Layer: cloud; Postings: 80; Share: 0.109; Required: 63; Open postings: 41; First seen: 2025-10-01 - **AI Agents** — Layer: practices; Postings: 78; Share: 0.1063; Required: 57; Open postings: 30; First seen: 2025-11-06 - **DLP** — Layer: cloud; Postings: 69; Share: 0.094; Required: 50; Open postings: 25; First seen: 2025-11-03 - **TCP/IP** — Layer: practices; Postings: 66; Share: 0.0899; Required: 55; Open postings: 32; First seen: 2025-10-15 - **LLM** — Layer: ai; Postings: 62; Share: 0.0845; Required: 23; Open postings: 22; First seen: 2025-11-04 - **CI/CD** — Layer: practices; Postings: 56; Share: 0.0763; Required: 47; Open postings: 27; First seen: 2025-11-06 - **Windows** — Layer: cloud; Postings: 50; Share: 0.0681; Required: 23; Open postings: 21; First seen: 2026-04-02 - **VPN** — Layer: practices; Postings: 47; Share: 0.064; Required: 38; Open postings: 26; First seen: 2025-11-04 - **Java** — Layer: languages; Postings: 41; Share: 0.0559; Required: 36; Open postings: 18; First seen: 2025-10-01 - **Docker** — Layer: tools; Postings: 41; Share: 0.0559; Required: 33; Open postings: 18; First seen: 2025-10-01 - **SQL** — Layer: languages; Postings: 40; Share: 0.0545; Required: 32; Open postings: 17; First seen: 2025-10-01 - **JavaScript** — Layer: languages; Postings: 40; Share: 0.0545; Required: 31; Open postings: 18; First seen: 2025-11-06 - **Terraform** — Layer: tools; Postings: 40; Share: 0.0545; Required: 19; Open postings: 23; First seen: 2025-11-11 - **C++** — Layer: languages; Postings: 34; Share: 0.0463; Required: 26; Open postings: 21; First seen: 2025-10-15 - **Ansible** — Layer: tools; Postings: 34; Share: 0.0463; Required: 17; Open postings: 20; First seen: 2025-11-11 - **Anomaly Detection** — Layer: practices; Postings: 32; Share: 0.0436; Required: 1; Open postings: 15; First seen: 2025-10-15 - **Go** — Layer: languages; Postings: 31; Share: 0.0422; Required: 24; Open postings: 15; First seen: 2025-11-06 - **Machine Learning** — Layer: practices; Postings: 31; Share: 0.0422; Required: 11; Open postings: 11; First seen: 2026-01-27 - **LDAP** — Layer: cloud; Postings: 31; Share: 0.0422; Required: 7; Open postings: 16; First seen: 2025-11-07 - **Unix** — Layer: cloud; Postings: 30; Share: 0.0409; Required: 28; Open postings: 15; First seen: 2025-10-15 - **RAG** — Layer: practices; Postings: 28; Share: 0.0381; Required: 22; Open postings: 7; First seen: 2025-11-06 - **Wireshark** — Layer: tools; Postings: 28; Share: 0.0381; Required: 21; Open postings: 10; First seen: 2026-04-02 - **Model Context Protocol** — Layer: tools; Postings: 25; Share: 0.0341; Required: 22; Open postings: 2; First seen: 2026-04-15 - **Incident Management** — Layer: practices; Postings: 24; Share: 0.0327; Required: 24; Open postings: 14; First seen: 2026-02-06 - **Prometheus** — Layer: tools; Postings: 24; Share: 0.0327; Required: 21; Open postings: 13; First seen: 2025-10-01 - **AIOps** — Layer: practices; Postings: 24; Share: 0.0327; Required: 0; Open postings: 14; First seen: 2025-10-15 - **Rest API** — Layer: tools; Postings: 23; Share: 0.0313; Required: 17; Open postings: 17; First seen: 2025-11-06 - **PostgreSQL** — Layer: data; Postings: 22; Share: 0.03; Required: 10; Open postings: 14; First seen: 2025-10-01 - **Grafana** — Layer: cloud; Postings: 21; Share: 0.0286; Required: 18; Open postings: 9; First seen: 2025-10-01 - **SIEM** — Layer: cloud; Postings: 19; Share: 0.0259; Required: 16; Open postings: 7; First seen: 2026-03-09 - **Git** — Layer: tools; Postings: 19; Share: 0.0259; Required: 15; Open postings: 9; First seen: 2025-11-11 - **Rust** — Layer: languages; Postings: 18; Share: 0.0245; Required: 17; Open postings: 10; First seen: 2025-10-01 - **Tcpdump** — Layer: tools; Postings: 18; Share: 0.0245; Required: 15; Open postings: 8; First seen: 2026-02-10 - **FreeBSD** — Layer: cloud; Postings: 18; Share: 0.0245; Required: 13; Open postings: 11; First seen: 2025-11-04 - **BGP** — Layer: practices; Postings: 18; Share: 0.0245; Required: 9; Open postings: 8; First seen: 2026-04-13 - **Active Directory** — Layer: cloud; Postings: 17; Share: 0.0232; Required: 4; Open postings: 7; First seen: 2026-03-09 - **Apache Kafka** — Layer: cloud; Postings: 15; Share: 0.0204; Required: 15; Open postings: 6; First seen: 2025-10-01 - **OpenTelemetry** — Layer: frameworks; Postings: 15; Share: 0.0204; Required: 14; Open postings: 11; First seen: 2026-02-10 - **Crowdstrike** — Layer: cloud; Postings: 15; Share: 0.0204; Required: 9; Open postings: 2; First seen: 2026-01-13 - **React.js** — Layer: frameworks; Postings: 15; Share: 0.0204; Required: 9; Open postings: 8; First seen: 2025-11-06 - **Node JS** — Layer: languages; Postings: 15; Share: 0.0204; Required: 8; Open postings: 3; First seen: 2026-02-06 - **Okta** — Layer: cloud; Postings: 15; Share: 0.0204; Required: 5; Open postings: 9; First seen: 2026-03-25 - **Spring Boot** — Layer: frameworks; Postings: 14; Share: 0.0191; Required: 14; Open postings: 5; First seen: 2025-11-06 - **IAM** — Layer: practices; Postings: 14; Share: 0.0191; Required: 12; Open postings: 8; First seen: 2026-03-25 - … 253 more in the JSON form ## Changes ### First appeared - **JQuery** — First seen: 2026-11-04 - **Spark** — First seen: 2026-11-02 - **TestRail** — First seen: 2026-10-29 - **Databricks** — First seen: 2026-10-23 - **GraphRAG** — First seen: 2026-10-23 - **Amazon Aurora** — First seen: 2026-10-08 - **Progressive Delivery** — First seen: 2026-10-08 - **GitHub** — First seen: 2026-10-01 ### Rising - **DNS** — Share from: 9; Share to: 15 - **Azure** — Share from: 10; Share to: 15 - **VPN** — Share from: 4; Share to: 8 - **TCP/IP** — Share from: 7; Share to: 10 - **Docker** — Share from: 2; Share to: 5 ### Falling - **DLP** — Share from: 15; Share to: 6 - **RAG** — Share from: 10; Share to: 1 - **AI Agents** — Share from: 16; Share to: 8 - **Model Context Protocol** — Share from: 9; Share to: 1 - **LLM** — Share from: 11; Share to: 6 - **Matter** — Share from: 4; Share to: 0 - **Self-Healing** — Share from: 4; Share to: 1 ### Not seen 180d - **HashiCorp Vault** — Last seen: 2026-05-07 - **OpenStack** — Last seen: 2026-05-07 - **Qualys Cloud Platform** — Last seen: 2026-04-13 - **Wiz** — Last seen: 2026-04-13 - **Google SecOps** — Last seen: 2026-04-07 ## Similar stacks - [Palo Alto Networks](https://alion.io/company/paloaltontwks/technologies) — Shared technologies: 241 - [London Stock Exchange Group](https://alion.io/company/lseg/technologies) — Shared technologies: 221 - [F5](https://alion.io/company/ffive/technologies) — Shared technologies: 212 - [CrowdStrike](https://alion.io/company/crowdstrike/technologies) — Shared technologies: 233 - [Salesforce](https://alion.io/company/salesforce/technologies) — Shared technologies: 259 - [Devoteam](https://alion.io/company/devoteam/technologies) — Shared technologies: 258 - [Workday](https://alion.io/company/workday/technologies) — Shared technologies: 219 - [TransUnion](https://alion.io/company/transunion/technologies) — Shared technologies: 203 --- [Page](https://alion.io/company/zscaler/technologies) · [JSON](https://alion.io/company/zscaler/technologies.json) Source: Alion (alion.io), 2026-11-11. 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