# Greenhouse Software - **Answer**: Greenhouse Software builds mostly with JavaScript, Python, TypeScript, C#. Its stack also includes AWS, React.js, Kubernetes, Ruby on Rails. JavaScript is named in 19 of the 36 job postings Greenhouse Software published in the last 12 months (53%). Counted by Alion from the job postings of Greenhouse Software, updated Nov 14, 2026. - **Window days**: 365 - **Postings analysed**: 36 - **Open postings**: 10 - **Technologies in use**: 104 - **Modernity score**: 87 - **Ai adoption**: yes - **License**: CC BY-SA 4.0 ## Company - **Id**: 58596 - **Name**: Greenhouse Software - **Domain**: greenhouse.com - **Url**: ## Technologies - **JavaScript** — Layer: languages; Postings: 19; Share: 0.5278; Required: 14; Open postings: 7; First seen: 2026-07-15 - **AWS** — Layer: cloud; Postings: 15; Share: 0.4167; Required: 14; Open postings: 2; First seen: 2026-07-15 - **React.js** — Layer: frameworks; Postings: 13; Share: 0.3611; Required: 11; Open postings: 5; First seen: 2026-07-30 - **AI Agents** — Layer: practices; Postings: 12; Share: 0.3333; Required: 10; Open postings: 3; First seen: 2026-07-16 - **Kubernetes** — Layer: cloud; Postings: 11; Share: 0.3056; Required: 11; Open postings: 0; First seen: 2026-07-16 - **Python** — Layer: languages; Postings: 10; Share: 0.2778; Required: 10; Open postings: 2; First seen: 2026-07-15 - **TypeScript** — Layer: languages; Postings: 10; Share: 0.2778; Required: 10; Open postings: 3; First seen: 2026-07-16 - **C#** — Layer: languages; Postings: 10; Share: 0.2778; Required: 9; Open postings: 5; First seen: 2026-07-15 - **Claude** — Layer: ai; Postings: 9; Share: 0.25; Required: 9; Open postings: 3; First seen: 2026-07-16 - **Ruby** — Layer: languages; Postings: 8; Share: 0.2222; Required: 8; Open postings: 4; First seen: 2026-08-24 - **Azure** — Layer: cloud; Postings: 8; Share: 0.2222; Required: 7; Open postings: 2; First seen: 2026-07-15 - **CI/CD** — Layer: practices; Postings: 7; Share: 0.1944; Required: 7; Open postings: 2; First seen: 2026-07-16 - **GCP** — Layer: cloud; Postings: 7; Share: 0.1944; Required: 7; Open postings: 1; First seen: 2026-07-15 - **IAM** — Layer: practices; Postings: 7; Share: 0.1944; Required: 7; Open postings: 0; First seen: 2026-07-22 - **SQL** — Layer: languages; Postings: 7; Share: 0.1944; Required: 7; Open postings: 4; First seen: 2026-07-15 - **Claude Code** — Layer: tools; Postings: 6; Share: 0.1667; Required: 6; Open postings: 1; First seen: 2026-07-16 - **Ruby on Rails** — Layer: frameworks; Postings: 6; Share: 0.1667; Required: 6; Open postings: 4; First seen: 2026-08-24 - **Terraform** — Layer: tools; Postings: 6; Share: 0.1667; Required: 6; Open postings: 0; First seen: 2026-07-16 - **OpenSearch** — Layer: data; Postings: 5; Share: 0.1389; Required: 5; Open postings: 2; First seen: 2026-08-24 - **PostgreSQL** — Layer: data; Postings: 5; Share: 0.1389; Required: 5; Open postings: 3; First seen: 2026-07-16 - **Apache Kafka** — Layer: cloud; Postings: 5; Share: 0.1389; Required: 4; Open postings: 3; First seen: 2026-07-15 - **Java** — Layer: languages; Postings: 5; Share: 0.1389; Required: 4; Open postings: 1; First seen: 2026-07-15 - **Node JS** — Layer: languages; Postings: 5; Share: 0.1389; Required: 4; Open postings: 2; First seen: 2026-07-15 - **RabbitMQ** — Layer: cloud; Postings: 5; Share: 0.1389; Required: 4; Open postings: 3; First seen: 2026-07-15 - **Agentic Workflows** — Layer: practices; Postings: 4; Share: 0.1111; Required: 4; Open postings: 0; First seen: 2026-08-24 - **Okta** — Layer: cloud; Postings: 4; Share: 0.1111; Required: 4; Open postings: 0; First seen: 2026-08-24 - **Redis** — Layer: data; Postings: 4; Share: 0.1111; Required: 4; Open postings: 1; First seen: 2026-07-16 - **Rest API** — Layer: tools; Postings: 4; Share: 0.1111; Required: 4; Open postings: 3; First seen: 2026-10-16 - **Cursor** — Layer: tools; Postings: 3; Share: 0.0833; Required: 3; Open postings: 1; First seen: 2026-07-16 - **ElasticSearch** — Layer: data; Postings: 3; Share: 0.0833; Required: 3; Open postings: 2; First seen: 2026-08-24 - **Embeddings** — Layer: practices; Postings: 3; Share: 0.0833; Required: 3; Open postings: 2; First seen: 2026-08-24 - **Git** — Layer: tools; Postings: 3; Share: 0.0833; Required: 3; Open postings: 2; First seen: 2026-07-16 - **Jest** — Layer: frameworks; Postings: 3; Share: 0.0833; Required: 3; Open postings: 2; First seen: 2026-10-16 - **Platform Engineering** — Layer: practices; Postings: 3; Share: 0.0833; Required: 3; Open postings: 0; First seen: 2026-07-22 - **RSpec** — Layer: frameworks; Postings: 3; Share: 0.0833; Required: 3; Open postings: 2; First seen: 2026-10-16 - **Semantic Search** — Layer: practices; Postings: 3; Share: 0.0833; Required: 3; Open postings: 2; First seen: 2026-08-24 - **Helm** — Layer: tools; Postings: 3; Share: 0.0833; Required: 2; Open postings: 0; First seen: 2026-07-22 - **LLM** — Layer: ai; Postings: 3; Share: 0.0833; Required: 1; Open postings: 1; First seen: 2026-07-16 - **Copilot** — Layer: tools; Postings: 2; Share: 0.0556; Required: 2; Open postings: 1; First seen: 2026-07-16 - **Docker** — Layer: tools; Postings: 2; Share: 0.0556; Required: 2; Open postings: 0; First seen: 2026-07-16 - **GitHub** — Layer: cloud; Postings: 2; Share: 0.0556; Required: 2; Open postings: 0; First seen: 2026-07-16 - **GitOps** — Layer: practices; Postings: 2; Share: 0.0556; Required: 2; Open postings: 0; First seen: 2026-07-22 - **Go** — Layer: languages; Postings: 2; Share: 0.0556; Required: 2; Open postings: 0; First seen: 2026-07-16 - **GraphQL** — Layer: tools; Postings: 2; Share: 0.0556; Required: 2; Open postings: 1; First seen: 2026-07-16 - **Incident Management** — Layer: practices; Postings: 2; Share: 0.0556; Required: 2; Open postings: 0; First seen: 2026-08-24 - **Jenkins** — Layer: tools; Postings: 2; Share: 0.0556; Required: 2; Open postings: 0; First seen: 2026-07-16 - **Kotlin** — Layer: languages; Postings: 2; Share: 0.0556; Required: 2; Open postings: 0; First seen: 2026-07-16 - **OpenAI Codex** — Layer: tools; Postings: 2; Share: 0.0556; Required: 2; Open postings: 0; First seen: 2026-07-16 - **Model Context Protocol** — Layer: tools; Postings: 2; Share: 0.0556; Required: 1; Open postings: 1; First seen: 2026-10-30 - **RAG** — Layer: practices; Postings: 2; Share: 0.0556; Required: 0; Open postings: 0; First seen: 2026-07-16 - … 54 more in the JSON form ## Changes ### First appeared - **Model Context Protocol** — First seen: 2026-10-30 - **Rest API** — First seen: 2026-10-16 - **Jest** — First seen: 2026-10-16 - **RSpec** — First seen: 2026-10-16 - **Ruby** — First seen: 2026-08-24 - **Ruby on Rails** — First seen: 2026-08-24 - **OpenSearch** — First seen: 2026-08-24 - **ElasticSearch** — First seen: 2026-08-24 ## Similar stacks - [Payoneer](https://alion.io/company/payoneer-com/technologies) — Shared technologies: 84 - [Ping Identity](https://alion.io/company/ping-identity/technologies) — Shared technologies: 79 - [FCamara](https://alion.io/company/fcamara/technologies) — Shared technologies: 85 - [Palo IT](https://alion.io/company/palo-it/technologies) — Shared technologies: 80 - [IntraEdge](https://alion.io/company/intraedge/technologies) — Shared technologies: 80 - [DVT](https://alion.io/company/dvt/technologies) — Shared technologies: 79 - [Nortal](https://alion.io/company/nortal/technologies) — Shared technologies: 82 - [Vertex Technologies](https://alion.io/company/vertextech-eg/technologies) — Shared technologies: 81 --- [Page](https://alion.io/company/greenhouse-software/technologies) · [JSON](https://alion.io/company/greenhouse-software/technologies.json) Source: Alion (alion.io), 2026-11-14. 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