{"company":{"id":178332,"name":"Chalk","domain":"chalk.ai","url":"https://alion.io/company/chalk-2"},"answer":"Chalk builds mostly with Rust, Python, SQL, C++. Its stack also includes Buildkite, GitHub Actions, BigQuery, Google BigQuery. Rust is named in 15 of the 15 job postings Chalk published in the last 12 months (100%). Counted by Alion from the job postings of Chalk, updated Oct 10, 2026.","window_days":365,"postings_analysed":15,"open_postings":8,"technologies_in_use":18,"modernity_score":76,"ai_adoption":true,"technologies":[{"name":"Machine Learning","layer":"practices","postings":15,"share":1,"required":15,"open_postings":8,"first_seen":"2022-10-17","last_seen":"2026-10-07","median_stated_pay_usd":250000},{"name":"Rust","layer":"languages","postings":15,"share":1,"required":15,"open_postings":8,"first_seen":"2022-10-17","last_seen":"2026-10-07","median_stated_pay_usd":250000},{"name":"Python","layer":"languages","postings":9,"share":0.6,"required":7,"open_postings":8,"first_seen":"2022-10-17","last_seen":"2026-10-07","median_stated_pay_usd":250000},{"name":"SQL","layer":"languages","postings":6,"share":0.4,"required":5,"open_postings":5,"first_seen":"2022-10-17","last_seen":"2026-09-09","median_stated_pay_usd":250000},{"name":"C++","layer":"languages","postings":4,"share":0.2667,"required":2,"open_postings":4,"first_seen":"2026-08-13","last_seen":"2026-10-07","median_stated_pay_usd":null},{"name":"AI Agents","layer":"practices","postings":3,"share":0.2,"required":2,"open_postings":3,"first_seen":"2026-08-27","last_seen":"2026-09-09","median_stated_pay_usd":null},{"name":"Claude","layer":"ai","postings":2,"share":0.1333,"required":0,"open_postings":0,"first_seen":"2026-08-03","last_seen":"2026-08-03","median_stated_pay_usd":null},{"name":"SLI/SLO/SLA","layer":"practices","postings":2,"share":0.1333,"required":0,"open_postings":0,"first_seen":"2026-08-03","last_seen":"2026-08-03","median_stated_pay_usd":null},{"name":"Bazel","layer":"tools","postings":1,"share":0.0667,"required":1,"open_postings":1,"first_seen":"2026-08-13","last_seen":"2026-08-13","median_stated_pay_usd":null},{"name":"BigQuery","layer":"data","postings":1,"share":0.0667,"required":1,"open_postings":0,"first_seen":"2026-08-11","last_seen":"2026-08-11","median_stated_pay_usd":null},{"name":"Buildkite","layer":"cloud","postings":1,"share":0.0667,"required":1,"open_postings":1,"first_seen":"2026-08-13","last_seen":"2026-08-13","median_stated_pay_usd":null},{"name":"GitHub Actions","layer":"cloud","postings":1,"share":0.0667,"required":1,"open_postings":1,"first_seen":"2026-08-13","last_seen":"2026-08-13","median_stated_pay_usd":null},{"name":"Google BigQuery","layer":"data","postings":1,"share":0.0667,"required":1,"open_postings":0,"first_seen":"2026-08-11","last_seen":"2026-08-11","median_stated_pay_usd":null},{"name":"Recommender Systems","layer":"practices","postings":1,"share":0.0667,"required":1,"open_postings":1,"first_seen":"2022-10-17","last_seen":"2025-12-05","median_stated_pay_usd":null},{"name":"dbt","layer":"tools","postings":1,"share":0.0667,"required":1,"open_postings":0,"first_seen":"2026-08-11","last_seen":"2026-08-11","median_stated_pay_usd":null},{"name":"Fine-tuning","layer":"practices","postings":1,"share":0.0667,"required":0,"open_postings":1,"first_seen":"2026-08-27","last_seen":"2026-08-27","median_stated_pay_usd":null},{"name":"Go","layer":"languages","postings":1,"share":0.0667,"required":0,"open_postings":1,"first_seen":"2025-05-19","last_seen":"2026-08-27","median_stated_pay_usd":null},{"name":"Kubernetes","layer":"cloud","postings":1,"share":0.0667,"required":0,"open_postings":1,"first_seen":"2026-08-27","last_seen":"2026-08-27","median_stated_pay_usd":null}],"own_products":[],"changes":{"first_appeared":[{"name":"AI Agents","first_seen":"2026-08-27"},{"name":"C++","first_seen":"2026-08-13"},{"name":"Claude","first_seen":"2026-08-03"},{"name":"SLI/SLO/SLA","first_seen":"2026-08-03"}],"rising":[],"falling":[],"not_seen_180d":[]},"similar_stacks":[{"name":"Chainguard","url":"https://alion.io/company/chainguard/technologies","shared_technologies":23},{"name":"Amplitude","url":"https://alion.io/company/amplitude/technologies","shared_technologies":21},{"name":"Constructor","url":"https://alion.io/company/constructor-3/technologies","shared_technologies":22},{"name":"Discord","url":"https://alion.io/company/cow-dao/technologies","shared_technologies":24},{"name":"Grafana Labs","url":"https://alion.io/company/grafana-labs/technologies","shared_technologies":24},{"name":"Figma","url":"https://alion.io/company/figma/technologies","shared_technologies":24},{"name":"Gemini","url":"https://alion.io/company/gemini/technologies","shared_technologies":21},{"name":"LangChain","url":"https://alion.io/company/langchain/technologies","shared_technologies":21}],"html_url":"https://alion.io/company/chalk-2/technologies","json_url":"https://alion.io/company/chalk-2/technologies.json","license":"CC BY-SA 4.0","meta":{"source":"Alion","built_at":"2026-10-10T23:01:40Z","generated_at":"2026-10-11T08:15:16Z"}}