# Cartesia - **Answer**: Cartesia builds mostly with Python, JavaScript, Go, TypeScript. Its stack also includes Databricks, React.js, Kubernetes, Next.js. Databricks is named in 45 of the 50 job postings Cartesia published in the last 12 months (90%). Counted by Alion from the job postings of Cartesia, updated Nov 12, 2026. - **Window days**: 365 - **Postings analysed**: 50 - **Open postings**: 18 - **Technologies in use**: 54 - **Modernity score**: 79 - **Ai adoption**: yes - **License**: CC BY-SA 4.0 ## Company - **Id**: 1846 - **Name**: Cartesia - **Domain**: cartesia.ai - **Url**: ## Technologies - **Databricks** — Layer: cloud; Postings: 45; Share: 0.9; Required: 45; Open postings: 17; First seen: 2024-12-12 - **Multimodal AI** — Layer: practices; Postings: 16; Share: 0.32; Required: 16; Open postings: 3; First seen: 2024-12-12 - **Python** — Layer: languages; Postings: 10; Share: 0.2; Required: 5; Open postings: 1; First seen: 2026-01-08 - **Text-to-Speech** — Layer: practices; Postings: 9; Share: 0.18; Required: 9; Open postings: 3; First seen: 2026-05-15 - **Machine Learning** — Layer: practices; Postings: 9; Share: 0.18; Required: 5; Open postings: 2; First seen: 2024-12-12 - **JavaScript** — Layer: languages; Postings: 8; Share: 0.16; Required: 1; Open postings: 0; First seen: 2026-02-03 - **Go** — Layer: languages; Postings: 6; Share: 0.12; Required: 2; Open postings: 1; First seen: 2026-01-08 - **React.js** — Layer: frameworks; Postings: 6; Share: 0.12; Required: 1; Open postings: 0; First seen: 2026-02-03 - **TypeScript** — Layer: languages; Postings: 5; Share: 0.1; Required: 2; Open postings: 0; First seen: 2026-02-03 - **AI Agents** — Layer: practices; Postings: 4; Share: 0.08; Required: 4; Open postings: 1; First seen: 2026-02-03 - **Post-training** — Layer: practices; Postings: 4; Share: 0.08; Required: 4; Open postings: 0; First seen: 2025-09-16 - **Voice Agents** — Layer: practices; Postings: 4; Share: 0.08; Required: 4; Open postings: 3; First seen: 2025-09-16 - **Kubernetes** — Layer: cloud; Postings: 4; Share: 0.08; Required: 3; Open postings: 1; First seen: 2026-02-11 - **Next.js** — Layer: frameworks; Postings: 4; Share: 0.08; Required: 0; Open postings: 0; First seen: 2026-07-14 - **AWS** — Layer: cloud; Postings: 3; Share: 0.06; Required: 3; Open postings: 0; First seen: 2026-02-11 - **Claude Code** — Layer: tools; Postings: 3; Share: 0.06; Required: 3; Open postings: 1; First seen: 2026-08-27 - **Cursor** — Layer: tools; Postings: 3; Share: 0.06; Required: 3; Open postings: 1; First seen: 2026-05-22 - **GCP** — Layer: cloud; Postings: 3; Share: 0.06; Required: 3; Open postings: 0; First seen: 2026-02-11 - **Synthetic Data** — Layer: practices; Postings: 3; Share: 0.06; Required: 3; Open postings: 0; First seen: 2025-09-16 - **LLM** — Layer: ai; Postings: 3; Share: 0.06; Required: 1; Open postings: 1; First seen: 2026-05-15 - **NLP** — Layer: practices; Postings: 2; Share: 0.04; Required: 2; Open postings: 0; First seen: 2026-07-16 - **Platform Engineering** — Layer: practices; Postings: 2; Share: 0.04; Required: 2; Open postings: 0; First seen: 2026-07-14 - **Pre-training** — Layer: practices; Postings: 2; Share: 0.04; Required: 2; Open postings: 1; First seen: 2025-09-16 - **SQL** — Layer: languages; Postings: 2; Share: 0.04; Required: 2; Open postings: 0; First seen: 2026-07-31 - **Speech Recognition** — Layer: practices; Postings: 2; Share: 0.04; Required: 2; Open postings: 1; First seen: 2026-10-26 - **Claude** — Layer: ai; Postings: 2; Share: 0.04; Required: 1; Open postings: 1; First seen: 2026-05-15 - **LiveKit** — Layer: cloud; Postings: 2; Share: 0.04; Required: 0; Open postings: 1; First seen: 2026-05-15 - **Dimensional Modeling** — Layer: practices; Postings: 1; Share: 0.02; Required: 1; Open postings: 0; First seen: 2026-09-18 - **ETL/ELT** — Layer: practices; Postings: 1; Share: 0.02; Required: 1; Open postings: 0; First seen: 2026-09-18 - **Fine-tuning** — Layer: practices; Postings: 1; Share: 0.02; Required: 1; Open postings: 0; First seen: 2025-10-21 - **GitHub** — Layer: cloud; Postings: 1; Share: 0.02; Required: 1; Open postings: 0; First seen: 2026-07-16 - **Hugging Face** — Layer: cloud; Postings: 1; Share: 0.02; Required: 1; Open postings: 0; First seen: 2026-07-16 - **Human-in-the-Loop** — Layer: practices; Postings: 1; Share: 0.02; Required: 1; Open postings: 0; First seen: 2025-10-21 - **IAM** — Layer: practices; Postings: 1; Share: 0.02; Required: 1; Open postings: 0; First seen: 2026-02-03 - **LLM Evaluation** — Layer: practices; Postings: 1; Share: 0.02; Required: 1; Open postings: 0; First seen: 2026-02-03 - **Radix UI** — Layer: frameworks; Postings: 1; Share: 0.02; Required: 1; Open postings: 0; First seen: 2026-02-03 - **Reinforcement Learning** — Layer: practices; Postings: 1; Share: 0.02; Required: 1; Open postings: 0; First seen: 2026-07-20 - **SFT** — Layer: practices; Postings: 1; Share: 0.02; Required: 1; Open postings: 0; First seen: 2026-07-20 - **Structured Outputs** — Layer: practices; Postings: 1; Share: 0.02; Required: 1; Open postings: 0; First seen: 2026-08-19 - **Tailwind CSS** — Layer: frameworks; Postings: 1; Share: 0.02; Required: 1; Open postings: 0; First seen: 2026-02-03 - **arXiv** — Layer: cloud; Postings: 1; Share: 0.02; Required: 1; Open postings: 0; First seen: 2026-07-16 - **dbt** — Layer: tools; Postings: 1; Share: 0.02; Required: 1; Open postings: 0; First seen: 2026-09-18 - **C** — Layer: languages; Postings: 1; Share: 0.02; Required: 0; Open postings: 0; First seen: 2026-10-26 - **FFmpeg** — Layer: frameworks; Postings: 1; Share: 0.02; Required: 0; Open postings: 0; First seen: 2026-10-26 - **OpenAI Agents SDK** — Layer: frameworks; Postings: 1; Share: 0.02; Required: 0; Open postings: 1; First seen: 2026-05-15 - **Ray** — Layer: frameworks; Postings: 1; Share: 0.02; Required: 0; Open postings: 1; First seen: 2026-09-24 - **SGLang** — Layer: frameworks; Postings: 1; Share: 0.02; Required: 0; Open postings: 0; First seen: 2024-12-12 - **TensorRT** — Layer: tools; Postings: 1; Share: 0.02; Required: 0; Open postings: 0; First seen: 2026-05-22 - **TensorRT-LLM** — Layer: frameworks; Postings: 1; Share: 0.02; Required: 0; Open postings: 0; First seen: 2026-05-22 - **Twilio** — Layer: cloud; Postings: 1; Share: 0.02; Required: 0; Open postings: 0; First seen: 2026-05-22 - … 4 more in the JSON form ## Changes ### First appeared - **Speech Recognition** — First seen: 2026-10-26 - **Claude Code** — First seen: 2026-08-27 - **SQL** — First seen: 2026-07-31 - **NLP** — First seen: 2026-07-16 - **Next.js** — First seen: 2026-07-14 - **Platform Engineering** — First seen: 2026-07-14 - **Cursor** — First seen: 2026-05-22 ### Rising - **Voice Agents** — Share from: 0; Share to: 15 - **Claude Code** — Share from: 0; Share to: 15 ### Falling - **Multimodal AI** — Share from: 47; Share to: 5 - **Python** — Share from: 35; Share to: 10 - **JavaScript** — Share from: 29; Share to: 5 - **Go** — Share from: 24; Share to: 0 - **React.js** — Share from: 24; Share to: 0 - **Next.js** — Share from: 24; Share to: 0 - **Machine Learning** — Share from: 35; Share to: 15 ## Similar stacks - [Thinking Machines Lab](https://alion.io/company/thinking-machines-lab/technologies) — Shared technologies: 49 - [Institute of Foundation Models](https://alion.io/company/institute-of-foundation-models/technologies) — Shared technologies: 51 - [Deepgram](https://alion.io/company/deepgram/technologies) — Shared technologies: 58 - [Prime Intellect](https://alion.io/company/primeintellect/technologies) — Shared technologies: 50 - [Sarvam AI](https://alion.io/company/sarvam-ai/technologies) — Shared technologies: 65 - [Together AI](https://alion.io/company/together/technologies) — Shared technologies: 57 - [Baseten](https://alion.io/company/baseten/technologies) — Shared technologies: 56 - [Scale AI](https://alion.io/company/scale-ai/technologies) — Shared technologies: 62 --- [Page](https://alion.io/company/cartesia/technologies) · [JSON](https://alion.io/company/cartesia/technologies.json) Source: Alion (alion.io), 2026-11-12. 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