# HeartFlow - **Answer**: HeartFlow builds mostly with Python, JavaScript, SQL, TypeScript. Its stack also includes AWS, Tableau, Amazon Redshift, Django. Python is named in 28 of the 55 job postings HeartFlow published in the last 12 months (51%). Counted by Alion from the job postings of HeartFlow, updated Nov 12, 2026. - **Window days**: 365 - **Postings analysed**: 55 - **Open postings**: 23 - **Technologies in use**: 124 - **Modernity score**: 81 - **Ai adoption**: yes - **License**: CC BY-SA 4.0 ## Company - **Id**: 48078 - **Name**: HeartFlow - **Domain**: heartflow.com - **Url**: ## Technologies - **Python** — Layer: languages; Postings: 28; Share: 0.5091; Required: 27; Open postings: 9; First seen: 2026-06-22 - **AWS** — Layer: cloud; Postings: 27; Share: 0.4909; Required: 24; Open postings: 8; First seen: 2026-06-22 - **CI/CD** — Layer: practices; Postings: 20; Share: 0.3636; Required: 19; Open postings: 5; First seen: 2026-06-22 - **Design Controls** — Layer: practices; Postings: 9; Share: 0.1636; Required: 9; Open postings: 6; First seen: 2026-08-06 - **Tableau** — Layer: cloud; Postings: 9; Share: 0.1636; Required: 7; Open postings: 4; First seen: 2026-07-16 - **AI Agents** — Layer: practices; Postings: 9; Share: 0.1636; Required: 6; Open postings: 1; First seen: 2026-07-21 - **LLM** — Layer: ai; Postings: 9; Share: 0.1636; Required: 5; Open postings: 4; First seen: 2026-07-09 - **HL7** — Layer: tools; Postings: 8; Share: 0.1455; Required: 8; Open postings: 6; First seen: 2026-08-13 - **IEC 62304** — Layer: practices; Postings: 8; Share: 0.1455; Required: 8; Open postings: 7; First seen: 2026-08-06 - **JavaScript** — Layer: languages; Postings: 8; Share: 0.1455; Required: 8; Open postings: 3; First seen: 2026-06-22 - **Machine Learning** — Layer: practices; Postings: 8; Share: 0.1455; Required: 8; Open postings: 2; First seen: 2026-06-22 - **Terraform** — Layer: tools; Postings: 8; Share: 0.1455; Required: 8; Open postings: 2; First seen: 2026-07-14 - **Kubernetes** — Layer: cloud; Postings: 8; Share: 0.1455; Required: 7; Open postings: 2; First seen: 2026-07-14 - **DICOM** — Layer: tools; Postings: 7; Share: 0.1273; Required: 7; Open postings: 5; First seen: 2026-08-13 - **GitHub Actions** — Layer: cloud; Postings: 7; Share: 0.1273; Required: 7; Open postings: 1; First seen: 2026-07-09 - **ISO 13485** — Layer: practices; Postings: 7; Share: 0.1273; Required: 6; Open postings: 6; First seen: 2026-08-13 - **ISO 14971** — Layer: practices; Postings: 7; Share: 0.1273; Required: 6; Open postings: 7; First seen: 2026-08-13 - **SQL** — Layer: languages; Postings: 7; Share: 0.1273; Required: 6; Open postings: 3; First seen: 2026-07-21 - **TypeScript** — Layer: languages; Postings: 7; Share: 0.1273; Required: 5; Open postings: 3; First seen: 2026-06-22 - **Copilot** — Layer: tools; Postings: 7; Share: 0.1273; Required: 4; Open postings: 3; First seen: 2026-07-14 - **C++** — Layer: languages; Postings: 6; Share: 0.1091; Required: 6; Open postings: 1; First seen: 2026-06-22 - **EU MDR** — Layer: practices; Postings: 6; Share: 0.1091; Required: 6; Open postings: 6; First seen: 2026-08-13 - **FHIR** — Layer: tools; Postings: 5; Share: 0.0909; Required: 5; Open postings: 3; First seen: 2026-08-13 - **Verification & Validation** — Layer: practices; Postings: 5; Share: 0.0909; Required: 5; Open postings: 5; First seen: 2026-08-13 - **Docker** — Layer: tools; Postings: 5; Share: 0.0909; Required: 4; Open postings: 1; First seen: 2026-07-14 - **Amazon S3** — Layer: cloud; Postings: 5; Share: 0.0909; Required: 2; Open postings: 0; First seen: 2026-07-28 - **Claude** — Layer: ai; Postings: 5; Share: 0.0909; Required: 2; Open postings: 3; First seen: 2026-07-14 - **Microsoft Excel** — Layer: tools; Postings: 5; Share: 0.0909; Required: 2; Open postings: 4; First seen: 2026-09-15 - **AWS Lambda** — Layer: cloud; Postings: 4; Share: 0.0727; Required: 4; Open postings: 2; First seen: 2026-09-03 - **Amazon ECS** — Layer: cloud; Postings: 4; Share: 0.0727; Required: 4; Open postings: 2; First seen: 2026-09-03 - **Amazon EKS** — Layer: cloud; Postings: 4; Share: 0.0727; Required: 4; Open postings: 2; First seen: 2026-09-03 - **Amazon Redshift** — Layer: data; Postings: 4; Share: 0.0727; Required: 4; Open postings: 2; First seen: 2026-08-05 - **C#** — Layer: languages; Postings: 4; Share: 0.0727; Required: 4; Open postings: 2; First seen: 2026-07-09 - **CAPA** — Layer: practices; Postings: 4; Share: 0.0727; Required: 4; Open postings: 4; First seen: 2026-08-28 - **Computer Vision** — Layer: practices; Postings: 4; Share: 0.0727; Required: 4; Open postings: 1; First seen: 2026-06-22 - **Django** — Layer: frameworks; Postings: 4; Share: 0.0727; Required: 4; Open postings: 0; First seen: 2026-07-28 - **FDA 510(k)** — Layer: practices; Postings: 4; Share: 0.0727; Required: 4; Open postings: 4; First seen: 2026-08-13 - **Gatling** — Layer: tools; Postings: 4; Share: 0.0727; Required: 4; Open postings: 2; First seen: 2026-07-09 - **GitHub** — Layer: cloud; Postings: 4; Share: 0.0727; Required: 4; Open postings: 0; First seen: 2026-06-22 - **JMeter** — Layer: tools; Postings: 4; Share: 0.0727; Required: 4; Open postings: 2; First seen: 2026-07-09 - **Locust** — Layer: tools; Postings: 4; Share: 0.0727; Required: 4; Open postings: 2; First seen: 2026-07-09 - **Pact** — Layer: frameworks; Postings: 4; Share: 0.0727; Required: 4; Open postings: 2; First seen: 2026-07-09 - **Playwright** — Layer: frameworks; Postings: 4; Share: 0.0727; Required: 4; Open postings: 2; First seen: 2026-07-09 - **Postman** — Layer: cloud; Postings: 4; Share: 0.0727; Required: 4; Open postings: 2; First seen: 2026-07-09 - **Rest-Assured** — Layer: frameworks; Postings: 4; Share: 0.0727; Required: 4; Open postings: 2; First seen: 2026-07-09 - **Selenium** — Layer: frameworks; Postings: 4; Share: 0.0727; Required: 4; Open postings: 2; First seen: 2026-07-09 - **Self-Healing** — Layer: practices; Postings: 4; Share: 0.0727; Required: 4; Open postings: 2; First seen: 2026-07-09 - **Windows** — Layer: cloud; Postings: 4; Share: 0.0727; Required: 4; Open postings: 3; First seen: 2026-07-09 - **k6** — Layer: tools; Postings: 4; Share: 0.0727; Required: 4; Open postings: 2; First seen: 2026-07-09 - **Rest API** — Layer: tools; Postings: 4; Share: 0.0727; Required: 3; Open postings: 2; First seen: 2026-08-26 - … 74 more in the JSON form ## Changes ### First appeared - **ChatGPT** — First seen: 2026-10-29 - **Linux** — First seen: 2026-10-07 - **Bash** — First seen: 2026-10-07 - **Git** — First seen: 2026-09-26 - **dbt** — First seen: 2026-09-26 - **Angular** — First seen: 2026-09-25 - **React.js** — First seen: 2026-09-25 - **Vue.js** — First seen: 2026-09-25 ### Rising - **Microsoft Excel** — Share from: 0; Share to: 13 - **Terraform** — Share from: 6; Share to: 18 - **Kubernetes** — Share from: 6; Share to: 18 - **AWS Lambda** — Share from: 0; Share to: 10 - **Amazon ECS** — Share from: 0; Share to: 10 - **Amazon EKS** — Share from: 0; Share to: 10 - **CAPA** — Share from: 0; Share to: 10 - **Rest API** — Share from: 0; Share to: 10 ### Falling - **FDA 510(k)** — Share from: 19; Share to: 3 - **GitHub** — Share from: 19; Share to: 3 - **Machine Learning** — Share from: 25; Share to: 10 - **Verification & Validation** — Share from: 19; Share to: 5 - **Design Controls** — Share from: 25; Share to: 13 - **AI Agents** — Share from: 25; Share to: 13 - **C++** — Share from: 19; Share to: 8 - **EU MDR** — Share from: 19; Share to: 8 ## Similar stacks - [LexisNexis Risk Solutions](https://alion.io/company/lexisnexisrisk/technologies) — Shared technologies: 87 - [Natera](https://alion.io/company/natera/technologies) — Shared technologies: 91 - [Veeva Systems](https://alion.io/company/veeva-systems/technologies) — Shared technologies: 84 - [Comm-IT](https://alion.io/company/comm-it-com/technologies) — Shared technologies: 85 - [ResMed](https://alion.io/company/resmed-2/technologies) — Shared technologies: 91 - [Bayer](https://alion.io/company/bayer-7/technologies) — Shared technologies: 87 - [Fortive](https://alion.io/company/fortive/technologies) — Shared technologies: 88 - [Proofpoint](https://alion.io/company/proofpoint/technologies) — Shared technologies: 84 --- [Page](https://alion.io/company/heartflow/technologies) · [JSON](https://alion.io/company/heartflow/technologies.json) Source: Alion (alion.io), 2026-11-12. 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