# Optimizely - **Answer**: Optimizely builds mostly with Python, JavaScript, Go, SQL. Its stack also includes Azure, GCP, React.js, Snowflake. Python is named in 20 of the 54 job postings Optimizely published in the last 12 months (37%). Counted by Alion from the job postings of Optimizely, updated Nov 14, 2026. - **Window days**: 365 - **Postings analysed**: 54 - **Open postings**: 33 - **Technologies in use**: 124 - **Modernity score**: 81 - **Ai adoption**: yes - **License**: CC BY-SA 4.0 ## Company - **Id**: 39533 - **Name**: Optimizely - **Domain**: optimizely.com - **Url**: ## Technologies - **AI Agents** — Layer: practices; Postings: 20; Share: 0.3704; Required: 19; Open postings: 12; First seen: 2026-09-03 - **Python** — Layer: languages; Postings: 20; Share: 0.3704; Required: 19; Open postings: 13; First seen: 2026-07-20 - **JavaScript** — Layer: languages; Postings: 13; Share: 0.2407; Required: 8; Open postings: 8; First seen: 2026-09-04 - **Azure** — Layer: cloud; Postings: 9; Share: 0.1667; Required: 9; Open postings: 5; First seen: 2026-07-22 - **GCP** — Layer: cloud; Postings: 9; Share: 0.1667; Required: 9; Open postings: 5; First seen: 2026-07-20 - **Go** — Layer: languages; Postings: 9; Share: 0.1667; Required: 9; Open postings: 7; First seen: 2026-09-04 - **CI/CD** — Layer: practices; Postings: 8; Share: 0.1481; Required: 8; Open postings: 5; First seen: 2026-07-20 - **SQL** — Layer: languages; Postings: 8; Share: 0.1481; Required: 8; Open postings: 5; First seen: 2026-07-22 - **LLM** — Layer: ai; Postings: 8; Share: 0.1481; Required: 7; Open postings: 6; First seen: 2026-09-04 - **AWS** — Layer: cloud; Postings: 7; Share: 0.1296; Required: 7; Open postings: 2; First seen: 2026-07-20 - **Prompt Engineering** — Layer: practices; Postings: 7; Share: 0.1296; Required: 7; Open postings: 5; First seen: 2026-09-05 - **RAG** — Layer: practices; Postings: 7; Share: 0.1296; Required: 7; Open postings: 6; First seen: 2026-09-05 - **Java** — Layer: languages; Postings: 5; Share: 0.0926; Required: 5; Open postings: 2; First seen: 2026-07-20 - **TypeScript** — Layer: languages; Postings: 5; Share: 0.0926; Required: 5; Open postings: 3; First seen: 2026-09-04 - **React.js** — Layer: frameworks; Postings: 5; Share: 0.0926; Required: 4; Open postings: 3; First seen: 2026-09-04 - **Kubernetes** — Layer: cloud; Postings: 4; Share: 0.0741; Required: 4; Open postings: 1; First seen: 2026-07-20 - **Git** — Layer: tools; Postings: 4; Share: 0.0741; Required: 3; Open postings: 3; First seen: 2026-09-21 - **A/B Testing** — Layer: practices; Postings: 4; Share: 0.0741; Required: 2; Open postings: 2; First seen: 2026-09-17 - **Snowflake** — Layer: data; Postings: 4; Share: 0.0741; Required: 2; Open postings: 3; First seen: 2026-09-17 - **C#** — Layer: languages; Postings: 4; Share: 0.0741; Required: 1; Open postings: 3; First seen: 2026-09-08 - **Amazon Redshift** — Layer: data; Postings: 3; Share: 0.0556; Required: 3; Open postings: 2; First seen: 2026-07-20 - **Docker** — Layer: tools; Postings: 3; Share: 0.0556; Required: 3; Open postings: 0; First seen: 2026-07-20 - **Figma** — Layer: cloud; Postings: 3; Share: 0.0556; Required: 3; Open postings: 0; First seen: 2026-09-17 - **Model Context Protocol** — Layer: tools; Postings: 3; Share: 0.0556; Required: 3; Open postings: 3; First seen: 2026-10-06 - **Next.js** — Layer: frameworks; Postings: 3; Share: 0.0556; Required: 3; Open postings: 1; First seen: 2026-09-04 - **Platform Engineering** — Layer: practices; Postings: 3; Share: 0.0556; Required: 3; Open postings: 2; First seen: 2026-09-30 - **PostgreSQL** — Layer: data; Postings: 3; Share: 0.0556; Required: 3; Open postings: 2; First seen: 2026-09-04 - **Rest API** — Layer: tools; Postings: 3; Share: 0.0556; Required: 3; Open postings: 2; First seen: 2026-07-23 - **LangChain** — Layer: frameworks; Postings: 3; Share: 0.0556; Required: 2; Open postings: 3; First seen: 2026-10-20 - **LlamaIndex** — Layer: frameworks; Postings: 3; Share: 0.0556; Required: 2; Open postings: 3; First seen: 2026-10-20 - **Node JS** — Layer: languages; Postings: 3; Share: 0.0556; Required: 1; Open postings: 2; First seen: 2026-09-23 - **.NET** — Layer: cloud; Postings: 2; Share: 0.037; Required: 2; Open postings: 1; First seen: 2026-09-08 - **Adobe After Effects** — Layer: tools; Postings: 2; Share: 0.037; Required: 2; Open postings: 0; First seen: 2026-09-17 - **Agentic Workflows** — Layer: practices; Postings: 2; Share: 0.037; Required: 2; Open postings: 1; First seen: 2026-09-09 - **Apache Kafka** — Layer: cloud; Postings: 2; Share: 0.037; Required: 2; Open postings: 0; First seen: 2026-07-20 - **Claude Code** — Layer: tools; Postings: 2; Share: 0.037; Required: 2; Open postings: 1; First seen: 2026-09-08 - **Copilot** — Layer: tools; Postings: 2; Share: 0.037; Required: 2; Open postings: 1; First seen: 2026-09-08 - **Google BigQuery** — Layer: data; Postings: 2; Share: 0.037; Required: 2; Open postings: 2; First seen: 2026-09-17 - **Grafana** — Layer: cloud; Postings: 2; Share: 0.037; Required: 2; Open postings: 0; First seen: 2026-07-20 - **GraphQL** — Layer: tools; Postings: 2; Share: 0.037; Required: 2; Open postings: 1; First seen: 2026-09-21 - **Hibernate** — Layer: frameworks; Postings: 2; Share: 0.037; Required: 2; Open postings: 0; First seen: 2026-07-23 - **Jenkins** — Layer: tools; Postings: 2; Share: 0.037; Required: 2; Open postings: 0; First seen: 2026-07-20 - **Linux** — Layer: cloud; Postings: 2; Share: 0.037; Required: 2; Open postings: 1; First seen: 2026-07-20 - **Lottie** — Layer: frameworks; Postings: 2; Share: 0.037; Required: 2; Open postings: 0; First seen: 2026-09-17 - **Machine Learning** — Layer: practices; Postings: 2; Share: 0.037; Required: 2; Open postings: 1; First seen: 2026-09-30 - **Prometheus** — Layer: tools; Postings: 2; Share: 0.037; Required: 2; Open postings: 0; First seen: 2026-07-20 - **Redis** — Layer: data; Postings: 2; Share: 0.037; Required: 2; Open postings: 0; First seen: 2026-07-20 - **Rive** — Layer: cloud; Postings: 2; Share: 0.037; Required: 2; Open postings: 0; First seen: 2026-09-17 - **Spring Boot** — Layer: frameworks; Postings: 2; Share: 0.037; Required: 2; Open postings: 0; First seen: 2026-07-23 - **Swagger** — Layer: tools; Postings: 2; Share: 0.037; Required: 2; Open postings: 1; First seen: 2026-09-04 - … 74 more in the JSON form ## Changes ### First appeared - **LangChain** — First seen: 2026-10-20 - **LlamaIndex** — First seen: 2026-10-20 ## Similar stacks - [Nielsen](https://alion.io/company/nielsen/technologies) — Shared technologies: 98 - [GlobalLogic](https://alion.io/company/globallogic/technologies) — Shared technologies: 113 - [Government Technology Agency](https://alion.io/company/government-technology-agency/technologies) — Shared technologies: 105 - [Adesso](https://alion.io/company/adesso/technologies) — Shared technologies: 106 - [Orion Innovation](https://alion.io/company/orioninc/technologies) — Shared technologies: 105 - [Ekfrazo Technologies](https://alion.io/company/ekfrazo-technologies-private-limited/technologies) — Shared technologies: 100 - [Nike](https://alion.io/company/nike/technologies) — Shared technologies: 99 - [ALTEN Germany](https://alion.io/company/alten/technologies) — Shared technologies: 96 --- [Page](https://alion.io/company/optimizely/technologies) · [JSON](https://alion.io/company/optimizely/technologies.json) Source: Alion (alion.io), 2026-11-14. 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