# Gusto - **Answer**: Gusto builds mostly with Ruby, JavaScript, Python, TypeScript. Its stack also includes Ruby on Rails, React.js, AWS, Tableau. Ruby is named in 43 of the 128 job postings Gusto published in the last 12 months (34%). Counted by Alion from the job postings of Gusto, updated Nov 10, 2026. - **Window days**: 365 - **Postings analysed**: 128 - **Open postings**: 44 - **Technologies in use**: 118 - **Modernity score**: 85 - **Ai adoption**: yes - **License**: CC BY-SA 4.0 ## Company - **Id**: 783 - **Name**: Gusto - **Domain**: gusto.com - **Url**: ## Technologies - **Ruby** — Layer: languages; Postings: 43; Share: 0.3359; Required: 23; Open postings: 21; First seen: 2025-07-10 - **Ruby on Rails** — Layer: frameworks; Postings: 37; Share: 0.2891; Required: 32; Open postings: 18; First seen: 2025-07-10 - **AI Agents** — Layer: practices; Postings: 36; Share: 0.2813; Required: 35; Open postings: 14; First seen: 2025-07-10 - **LLM** — Layer: ai; Postings: 22; Share: 0.1719; Required: 21; Open postings: 9; First seen: 2025-10-23 - **JavaScript** — Layer: languages; Postings: 21; Share: 0.1641; Required: 10; Open postings: 11; First seen: 2025-11-21 - **React.js** — Layer: frameworks; Postings: 19; Share: 0.1484; Required: 18; Open postings: 10; First seen: 2026-03-27 - **Claude** — Layer: ai; Postings: 18; Share: 0.1406; Required: 15; Open postings: 3; First seen: 2026-05-08 - **Model Context Protocol** — Layer: tools; Postings: 18; Share: 0.1406; Required: 15; Open postings: 7; First seen: 2025-11-21 - **Python** — Layer: languages; Postings: 16; Share: 0.125; Required: 14; Open postings: 6; First seen: 2025-10-23 - **TypeScript** — Layer: languages; Postings: 15; Share: 0.1172; Required: 14; Open postings: 9; First seen: 2025-07-10 - **SQL** — Layer: languages; Postings: 15; Share: 0.1172; Required: 10; Open postings: 3; First seen: 2025-09-30 - **Claude Code** — Layer: tools; Postings: 14; Share: 0.1094; Required: 13; Open postings: 7; First seen: 2026-01-13 - **GraphQL** — Layer: tools; Postings: 14; Share: 0.1094; Required: 11; Open postings: 7; First seen: 2026-05-05 - **Human-in-the-Loop** — Layer: practices; Postings: 13; Share: 0.1016; Required: 13; Open postings: 3; First seen: 2026-03-27 - **ChatGPT** — Layer: ai; Postings: 11; Share: 0.0859; Required: 8; Open postings: 2; First seen: 2026-07-02 - **CI/CD** — Layer: practices; Postings: 11; Share: 0.0859; Required: 6; Open postings: 4; First seen: 2025-10-23 - **RAG** — Layer: practices; Postings: 9; Share: 0.0703; Required: 9; Open postings: 1; First seen: 2025-10-23 - **LLM Guardrails** — Layer: practices; Postings: 9; Share: 0.0703; Required: 8; Open postings: 1; First seen: 2025-07-24 - **AWS** — Layer: cloud; Postings: 8; Share: 0.0625; Required: 8; Open postings: 2; First seen: 2025-10-23 - **Prompt Engineering** — Layer: practices; Postings: 7; Share: 0.0547; Required: 6; Open postings: 2; First seen: 2025-10-23 - **Agentic Workflows** — Layer: practices; Postings: 6; Share: 0.0469; Required: 6; Open postings: 2; First seen: 2025-11-21 - **A/B Testing** — Layer: practices; Postings: 5; Share: 0.0391; Required: 5; Open postings: 2; First seen: 2025-09-30 - **Gemini** — Layer: ai; Postings: 5; Share: 0.0391; Required: 4; Open postings: 1; First seen: 2025-11-21 - **Tableau** — Layer: cloud; Postings: 5; Share: 0.0391; Required: 3; Open postings: 1; First seen: 2026-04-21 - **Apache Kafka** — Layer: cloud; Postings: 4; Share: 0.0313; Required: 4; Open postings: 0; First seen: 2026-01-05 - **Cursor** — Layer: tools; Postings: 4; Share: 0.0313; Required: 4; Open postings: 1; First seen: 2026-01-13 - **Machine Learning** — Layer: practices; Postings: 4; Share: 0.0313; Required: 4; Open postings: 1; First seen: 2025-07-10 - **Sidekiq** — Layer: frameworks; Postings: 4; Share: 0.0313; Required: 4; Open postings: 0; First seen: 2026-05-26 - **Anthropic** — Layer: cloud; Postings: 4; Share: 0.0313; Required: 3; Open postings: 1; First seen: 2025-11-21 - **OpenAI** — Layer: cloud; Postings: 4; Share: 0.0313; Required: 3; Open postings: 1; First seen: 2025-11-21 - **Rest API** — Layer: tools; Postings: 4; Share: 0.0313; Required: 3; Open postings: 3; First seen: 2025-11-21 - **Anomaly Detection** — Layer: practices; Postings: 3; Share: 0.0234; Required: 3; Open postings: 2; First seen: 2026-05-20 - **Figma** — Layer: cloud; Postings: 3; Share: 0.0234; Required: 3; Open postings: 0; First seen: 2026-08-14 - **Multi-Agent Systems** — Layer: practices; Postings: 3; Share: 0.0234; Required: 3; Open postings: 2; First seen: 2026-03-27 - **NLP** — Layer: practices; Postings: 3; Share: 0.0234; Required: 3; Open postings: 1; First seen: 2025-10-23 - **SIEM** — Layer: cloud; Postings: 3; Share: 0.0234; Required: 3; Open postings: 1; First seen: 2026-05-08 - **Java** — Layer: languages; Postings: 3; Share: 0.0234; Required: 2; Open postings: 1; First seen: 2026-05-27 - **LangChain** — Layer: frameworks; Postings: 3; Share: 0.0234; Required: 2; Open postings: 1; First seen: 2025-11-21 - **Platform Engineering** — Layer: practices; Postings: 3; Share: 0.0234; Required: 2; Open postings: 1; First seen: 2026-07-20 - **Snowflake** — Layer: data; Postings: 3; Share: 0.0234; Required: 2; Open postings: 0; First seen: 2025-09-30 - **Databricks** — Layer: cloud; Postings: 3; Share: 0.0234; Required: 1; Open postings: 0; First seen: 2026-08-14 - **PyTorch** — Layer: frameworks; Postings: 3; Share: 0.0234; Required: 1; Open postings: 0; First seen: 2025-10-23 - **CockroachDB** — Layer: data; Postings: 2; Share: 0.0156; Required: 2; Open postings: 0; First seen: 2026-01-05 - **Copilot** — Layer: tools; Postings: 2; Share: 0.0156; Required: 2; Open postings: 1; First seen: 2026-05-27 - **CrewAI** — Layer: frameworks; Postings: 2; Share: 0.0156; Required: 2; Open postings: 1; First seen: 2025-11-21 - **Crossplane** — Layer: tools; Postings: 2; Share: 0.0156; Required: 2; Open postings: 1; First seen: 2026-05-08 - **Explainable AI** — Layer: practices; Postings: 2; Share: 0.0156; Required: 2; Open postings: 1; First seen: 2025-11-21 - **FastAI** — Layer: frameworks; Postings: 2; Share: 0.0156; Required: 2; Open postings: 0; First seen: 2026-09-14 - **Function Calling** — Layer: practices; Postings: 2; Share: 0.0156; Required: 2; Open postings: 0; First seen: 2026-08-19 - **GCP** — Layer: cloud; Postings: 2; Share: 0.0156; Required: 2; Open postings: 1; First seen: 2025-10-23 - … 68 more in the JSON form ## Changes ### First appeared - **FastAI** — First seen: 2026-09-14 - **Function Calling** — First seen: 2026-08-19 - **Figma** — First seen: 2026-08-14 - **GitHub** — First seen: 2026-08-14 - **Databricks** — First seen: 2026-08-14 - **ETL/ELT** — First seen: 2026-08-14 - **PagerDuty** — First seen: 2026-08-03 - **Swift** — First seen: 2026-07-28 ### Rising - **Model Context Protocol** — Share from: 7; Share to: 18 - **TypeScript** — Share from: 9; Share to: 16 - **ChatGPT** — Share from: 7; Share to: 12 - **GraphQL** — Share from: 9; Share to: 13 - **Figma** — Share from: 0; Share to: 4 - **Snowflake** — Share from: 0; Share to: 4 - **Databricks** — Share from: 0; Share to: 4 ### Falling - **Prompt Engineering** — Share from: 9; Share to: 3 - **Machine Learning** — Share from: 7; Share to: 1 - **LLM Guardrails** — Share from: 11; Share to: 6 - **AWS** — Share from: 9; Share to: 4 ## Similar stacks - [Expedia Group](https://alion.io/company/expedia/technologies) — Shared technologies: 86 - [Toast](https://alion.io/company/toasttab/technologies) — Shared technologies: 83 - [Klaviyo](https://alion.io/company/klaviyo/technologies) — Shared technologies: 82 - [PayPal](https://alion.io/company/paypal/technologies) — Shared technologies: 92 - [Wise](https://alion.io/company/wise/technologies) — Shared technologies: 84 - [Samsara](https://alion.io/company/samsara/technologies) — Shared technologies: 82 - [Coupa Software](https://alion.io/company/coupa/technologies) — Shared technologies: 82 - [Globe Telecom](https://alion.io/company/globe-telecom/technologies) — Shared technologies: 83 --- [Page](https://alion.io/company/gusto/technologies) · [JSON](https://alion.io/company/gusto/technologies.json) Source: Alion (alion.io), 2026-11-11. 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