# H1 - **Answer**: H1 builds mostly with Python, SQL, Scala, JavaScript. Its stack also includes AWS, Spark, ElasticSearch, PostgreSQL. Python is named in 20 of the 31 job postings H1 published in the last 12 months (65%). Counted by Alion from the job postings of H1, updated Nov 13, 2026. - **Window days**: 365 - **Postings analysed**: 31 - **Open postings**: 7 - **Technologies in use**: 77 - **Modernity score**: 84 - **Ai adoption**: yes - **License**: CC BY-SA 4.0 ## Company - **Id**: 15112 - **Name**: H1 - **Domain**: h1.com - **Url**: ## Technologies - **Python** — Layer: languages; Postings: 20; Share: 0.6452; Required: 19; Open postings: 5; First seen: 2025-11-19 - **SQL** — Layer: languages; Postings: 18; Share: 0.5806; Required: 18; Open postings: 5; First seen: 2025-11-19 - **AWS** — Layer: cloud; Postings: 14; Share: 0.4516; Required: 14; Open postings: 4; First seen: 2026-06-03 - **Spark** — Layer: cloud; Postings: 12; Share: 0.3871; Required: 11; Open postings: 2; First seen: 2025-11-19 - **Kubernetes** — Layer: cloud; Postings: 10; Share: 0.3226; Required: 10; Open postings: 2; First seen: 2026-05-19 - **Amazon S3** — Layer: cloud; Postings: 9; Share: 0.2903; Required: 9; Open postings: 2; First seen: 2026-06-03 - **pySpark** — Layer: tools; Postings: 8; Share: 0.2581; Required: 7; Open postings: 2; First seen: 2025-11-19 - **CI/CD** — Layer: practices; Postings: 7; Share: 0.2258; Required: 7; Open postings: 1; First seen: 2026-05-19 - **ETL/ELT** — Layer: practices; Postings: 7; Share: 0.2258; Required: 7; Open postings: 2; First seen: 2026-05-19 - **Claude** — Layer: ai; Postings: 7; Share: 0.2258; Required: 6; Open postings: 1; First seen: 2025-11-19 - **ElasticSearch** — Layer: data; Postings: 6; Share: 0.1935; Required: 6; Open postings: 0; First seen: 2026-07-23 - **Apache Kafka** — Layer: cloud; Postings: 6; Share: 0.1935; Required: 5; Open postings: 0; First seen: 2025-11-19 - **Docker** — Layer: tools; Postings: 5; Share: 0.1613; Required: 5; Open postings: 2; First seen: 2026-06-03 - **PostgreSQL** — Layer: data; Postings: 5; Share: 0.1613; Required: 5; Open postings: 0; First seen: 2026-06-03 - **Scala** — Layer: languages; Postings: 5; Share: 0.1613; Required: 5; Open postings: 2; First seen: 2026-06-03 - **JavaScript** — Layer: languages; Postings: 5; Share: 0.1613; Required: 3; Open postings: 0; First seen: 2026-05-19 - **Databricks** — Layer: cloud; Postings: 4; Share: 0.129; Required: 4; Open postings: 0; First seen: 2026-05-19 - **Git** — Layer: tools; Postings: 4; Share: 0.129; Required: 4; Open postings: 0; First seen: 2026-05-19 - **Java** — Layer: languages; Postings: 4; Share: 0.129; Required: 4; Open postings: 1; First seen: 2026-06-03 - **Node JS** — Layer: languages; Postings: 4; Share: 0.129; Required: 4; Open postings: 0; First seen: 2026-07-23 - **Terraform** — Layer: tools; Postings: 4; Share: 0.129; Required: 4; Open postings: 1; First seen: 2026-06-03 - **Amazon Redshift** — Layer: data; Postings: 4; Share: 0.129; Required: 3; Open postings: 2; First seen: 2026-06-03 - **Go** — Layer: languages; Postings: 4; Share: 0.129; Required: 3; Open postings: 0; First seen: 2026-07-16 - **Copilot** — Layer: tools; Postings: 4; Share: 0.129; Required: 2; Open postings: 1; First seen: 2025-11-19 - **AWS Lambda** — Layer: cloud; Postings: 3; Share: 0.0968; Required: 3; Open postings: 0; First seen: 2026-07-23 - **Airflow** — Layer: cloud; Postings: 3; Share: 0.0968; Required: 3; Open postings: 1; First seen: 2026-06-03 - **Amazon ECS** — Layer: cloud; Postings: 3; Share: 0.0968; Required: 3; Open postings: 0; First seen: 2026-07-23 - **Azure** — Layer: cloud; Postings: 3; Share: 0.0968; Required: 3; Open postings: 1; First seen: 2026-05-19 - **CircleCI** — Layer: tools; Postings: 3; Share: 0.0968; Required: 3; Open postings: 1; First seen: 2026-07-23 - **TypeScript** — Layer: languages; Postings: 3; Share: 0.0968; Required: 3; Open postings: 0; First seen: 2026-05-19 - **OpenAI** — Layer: cloud; Postings: 3; Share: 0.0968; Required: 2; Open postings: 0; First seen: 2026-08-20 - **AI Agents** — Layer: practices; Postings: 2; Share: 0.0645; Required: 2; Open postings: 0; First seen: 2026-09-15 - **C++** — Layer: languages; Postings: 2; Share: 0.0645; Required: 2; Open postings: 0; First seen: 2026-07-16 - **Figma** — Layer: cloud; Postings: 2; Share: 0.0645; Required: 2; Open postings: 1; First seen: 2026-05-28 - **Knowledge Graph** — Layer: practices; Postings: 2; Share: 0.0645; Required: 2; Open postings: 0; First seen: 2026-07-23 - **Machine Learning** — Layer: practices; Postings: 2; Share: 0.0645; Required: 2; Open postings: 0; First seen: 2026-05-19 - **Master Data Management** — Layer: practices; Postings: 2; Share: 0.0645; Required: 2; Open postings: 2; First seen: 2026-10-19 - **Nest.JS** — Layer: frameworks; Postings: 2; Share: 0.0645; Required: 2; Open postings: 0; First seen: 2026-08-20 - **React.js** — Layer: frameworks; Postings: 2; Share: 0.0645; Required: 2; Open postings: 0; First seen: 2026-08-20 - **dbt** — Layer: tools; Postings: 2; Share: 0.0645; Required: 2; Open postings: 0; First seen: 2026-08-24 - **Anthropic** — Layer: cloud; Postings: 2; Share: 0.0645; Required: 1; Open postings: 0; First seen: 2026-08-20 - **LLM** — Layer: ai; Postings: 2; Share: 0.0645; Required: 1; Open postings: 0; First seen: 2026-08-20 - **LangChain** — Layer: frameworks; Postings: 2; Share: 0.0645; Required: 1; Open postings: 0; First seen: 2026-08-20 - **RAG** — Layer: practices; Postings: 2; Share: 0.0645; Required: 1; Open postings: 0; First seen: 2026-08-20 - **Snowflake** — Layer: data; Postings: 2; Share: 0.0645; Required: 1; Open postings: 1; First seen: 2026-09-15 - **Claude Code** — Layer: tools; Postings: 2; Share: 0.0645; Required: 0; Open postings: 1; First seen: 2025-11-19 - **.NET** — Layer: cloud; Postings: 1; Share: 0.0323; Required: 1; Open postings: 0; First seen: 2026-05-19 - **Amazon EKS** — Layer: cloud; Postings: 1; Share: 0.0323; Required: 1; Open postings: 1; First seen: 2026-10-16 - **Apache HTTP Server** — Layer: tools; Postings: 1; Share: 0.0323; Required: 1; Open postings: 0; First seen: 2026-06-03 - **Apache Hudi** — Layer: data; Postings: 1; Share: 0.0323; Required: 1; Open postings: 0; First seen: 2026-06-03 - … 27 more in the JSON form ## Changes ### First appeared - **Master Data Management** — First seen: 2026-10-19 - **AI Agents** — First seen: 2026-09-15 - **Snowflake** — First seen: 2026-09-15 - **dbt** — First seen: 2026-08-24 - **OpenAI** — First seen: 2026-08-20 - **Nest.JS** — First seen: 2026-08-20 - **React.js** — First seen: 2026-08-20 - **Anthropic** — First seen: 2026-08-20 ### Rising - **OpenAI** — Share from: 0; Share to: 19 - **Claude** — Share from: 14; Share to: 25 ### Falling - **Kubernetes** — Share from: 50; Share to: 19 - **Python** — Share from: 79; Share to: 50 - **Git** — Share from: 29; Share to: 0 - **Java** — Share from: 29; Share to: 0 - **Spark** — Share from: 50; Share to: 25 - **ETL/ELT** — Share from: 36; Share to: 13 - **Docker** — Share from: 29; Share to: 6 - **Scala** — Share from: 29; Share to: 6 ## Similar stacks - [Globe Telecom](https://alion.io/company/globe-telecom/technologies) — Shared technologies: 69 - [Cornerstone OnDemand](https://alion.io/company/cornerstone-ondemand/technologies) — Shared technologies: 69 - [Wepoint](https://alion.io/company/wepoint/technologies) — Shared technologies: 70 - [Nielsen](https://alion.io/company/nielsen/technologies) — Shared technologies: 72 - [Tekion](https://alion.io/company/tekion/technologies) — Shared technologies: 70 - [TELUS Digital](https://alion.io/company/telus-digital/technologies) — Shared technologies: 70 - [Optum](https://alion.io/company/optum/technologies) — Shared technologies: 69 - [BD](https://alion.io/company/bd/technologies) — Shared technologies: 72 --- [Page](https://alion.io/company/h1/technologies) · [JSON](https://alion.io/company/h1/technologies.json) Source: Alion (alion.io), 2026-11-13. 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