{"company":{"id":2297857,"name":"Seibii","domain":"seibii.co.jp","url":"https://alion.io/company/seibii"},"answer":"Seibii builds mostly with Ruby, Dart, JavaScript, Python. Its stack also includes AWS, Cloudflare, Ruby on Rails, MySQL. Ruby is named in 3 of the 4 job postings Seibii published in the last 12 months (75%). Counted by Alion from the job postings of Seibii, updated Oct 31, 2026.","window_days":365,"postings_analysed":4,"open_postings":4,"technologies_in_use":33,"modernity_score":86,"ai_adoption":true,"technologies":[{"name":"AWS","layer":"cloud","postings":3,"share":0.75,"required":3,"open_postings":3,"first_seen":"2025-12-05","last_seen":"2026-01-26","median_stated_pay_usd":null},{"name":"Cloudflare","layer":"cloud","postings":3,"share":0.75,"required":3,"open_postings":3,"first_seen":"2025-12-05","last_seen":"2026-01-26","median_stated_pay_usd":null},{"name":"GCP","layer":"cloud","postings":3,"share":0.75,"required":3,"open_postings":3,"first_seen":"2025-12-05","last_seen":"2026-01-26","median_stated_pay_usd":null},{"name":"GitHub","layer":"cloud","postings":3,"share":0.75,"required":3,"open_postings":3,"first_seen":"2025-12-05","last_seen":"2026-01-26","median_stated_pay_usd":null},{"name":"Ruby on Rails","layer":"frameworks","postings":3,"share":0.75,"required":3,"open_postings":3,"first_seen":"2025-12-05","last_seen":"2026-01-26","median_stated_pay_usd":null},{"name":"Ruby","layer":"languages","postings":3,"share":0.75,"required":2,"open_postings":3,"first_seen":"2025-12-05","last_seen":"2026-01-26","median_stated_pay_usd":null},{"name":"AWS Fargate","layer":"cloud","postings":2,"share":0.5,"required":2,"open_postings":2,"first_seen":"2025-12-05","last_seen":"2025-12-05","median_stated_pay_usd":null},{"name":"Amazon ECS","layer":"cloud","postings":2,"share":0.5,"required":2,"open_postings":2,"first_seen":"2025-12-05","last_seen":"2025-12-05","median_stated_pay_usd":null},{"name":"Astro","layer":"frameworks","postings":2,"share":0.5,"required":2,"open_postings":2,"first_seen":"2025-12-05","last_seen":"2025-12-05","median_stated_pay_usd":null},{"name":"Dart","layer":"languages","postings":2,"share":0.5,"required":2,"open_postings":2,"first_seen":"2025-12-05","last_seen":"2025-12-05","median_stated_pay_usd":null},{"name":"Figma","layer":"cloud","postings":2,"share":0.5,"required":2,"open_postings":2,"first_seen":"2025-12-05","last_seen":"2025-12-05","median_stated_pay_usd":null},{"name":"Flutter","layer":"frameworks","postings":2,"share":0.5,"required":2,"open_postings":2,"first_seen":"2025-12-05","last_seen":"2025-12-05","median_stated_pay_usd":null},{"name":"Git","layer":"tools","postings":2,"share":0.5,"required":2,"open_postings":2,"first_seen":"2025-12-05","last_seen":"2025-12-05","median_stated_pay_usd":null},{"name":"JavaScript","layer":"languages","postings":2,"share":0.5,"required":2,"open_postings":2,"first_seen":"2025-12-05","last_seen":"2025-12-05","median_stated_pay_usd":null},{"name":"Microsoft Entra ID","layer":"cloud","postings":2,"share":0.5,"required":2,"open_postings":2,"first_seen":"2026-01-26","last_seen":"2026-08-31","median_stated_pay_usd":null},{"name":"MySQL","layer":"data","postings":2,"share":0.5,"required":2,"open_postings":2,"first_seen":"2025-12-05","last_seen":"2025-12-05","median_stated_pay_usd":null},{"name":"Python","layer":"languages","postings":2,"share":0.5,"required":2,"open_postings":2,"first_seen":"2025-12-05","last_seen":"2025-12-05","median_stated_pay_usd":null},{"name":"React.js","layer":"frameworks","postings":2,"share":0.5,"required":2,"open_postings":2,"first_seen":"2025-12-05","last_seen":"2025-12-05","median_stated_pay_usd":null},{"name":"Remix","layer":"frameworks","postings":2,"share":0.5,"required":2,"open_postings":2,"first_seen":"2025-12-05","last_seen":"2025-12-05","median_stated_pay_usd":null},{"name":"TypeScript","layer":"languages","postings":2,"share":0.5,"required":2,"open_postings":2,"first_seen":"2025-12-05","last_seen":"2025-12-05","median_stated_pay_usd":null},{"name":"Amazon CloudWatch","layer":"cloud","postings":1,"share":0.25,"required":1,"open_postings":1,"first_seen":"2026-01-26","last_seen":"2026-01-26","median_stated_pay_usd":null},{"name":"Auth0","layer":"cloud","postings":1,"share":0.25,"required":1,"open_postings":1,"first_seen":"2026-01-26","last_seen":"2026-01-26","median_stated_pay_usd":null},{"name":"CI/CD","layer":"practices","postings":1,"share":0.25,"required":1,"open_postings":1,"first_seen":"2026-01-26","last_seen":"2026-01-26","median_stated_pay_usd":null},{"name":"ChatGPT","layer":"ai","postings":1,"share":0.25,"required":1,"open_postings":1,"first_seen":"2026-08-31","last_seen":"2026-08-31","median_stated_pay_usd":null},{"name":"Claude Code","layer":"tools","postings":1,"share":0.25,"required":1,"open_postings":1,"first_seen":"2026-08-31","last_seen":"2026-08-31","median_stated_pay_usd":null},{"name":"Dependabot","layer":"tools","postings":1,"share":0.25,"required":1,"open_postings":1,"first_seen":"2026-01-26","last_seen":"2026-01-26","median_stated_pay_usd":null},{"name":"Docker","layer":"tools","postings":1,"share":0.25,"required":1,"open_postings":1,"first_seen":"2026-01-26","last_seen":"2026-01-26","median_stated_pay_usd":null},{"name":"Docker Compose","layer":"tools","postings":1,"share":0.25,"required":1,"open_postings":1,"first_seen":"2026-01-26","last_seen":"2026-01-26","median_stated_pay_usd":null},{"name":"Gemini","layer":"ai","postings":1,"share":0.25,"required":1,"open_postings":1,"first_seen":"2026-08-31","last_seen":"2026-08-31","median_stated_pay_usd":null},{"name":"GitHub Actions","layer":"cloud","postings":1,"share":0.25,"required":1,"open_postings":1,"first_seen":"2026-01-26","last_seen":"2026-01-26","median_stated_pay_usd":null},{"name":"Google BigQuery","layer":"data","postings":1,"share":0.25,"required":1,"open_postings":1,"first_seen":"2026-01-26","last_seen":"2026-01-26","median_stated_pay_usd":null},{"name":"Looker","layer":"cloud","postings":1,"share":0.25,"required":1,"open_postings":1,"first_seen":"2026-01-26","last_seen":"2026-01-26","median_stated_pay_usd":null},{"name":"Terraform","layer":"tools","postings":1,"share":0.25,"required":1,"open_postings":1,"first_seen":"2026-01-26","last_seen":"2026-01-26","median_stated_pay_usd":null}],"own_products":[],"changes":{"first_appeared":[],"rising":[],"falling":[],"not_seen_180d":[{"name":"AWS","last_seen":"2026-01-26"},{"name":"Cloudflare","last_seen":"2026-01-26"},{"name":"GCP","last_seen":"2026-01-26"},{"name":"GitHub","last_seen":"2026-01-26"},{"name":"Ruby on Rails","last_seen":"2026-01-26"},{"name":"Ruby","last_seen":"2026-01-26"},{"name":"AWS Fargate","last_seen":"2025-12-05"},{"name":"Amazon ECS","last_seen":"2025-12-05"}]},"similar_stacks":[{"name":"HACOBELL","url":"https://alion.io/company/hacobell/technologies","shared_technologies":23},{"name":"JMDC","url":"https://alion.io/company/jmdc/technologies","shared_technologies":25},{"name":"hacomono","url":"https://alion.io/company/hacomono/technologies","shared_technologies":23},{"name":"PKSHA Technology","url":"https://alion.io/company/pkshatech/technologies","shared_technologies":26},{"name":"LITALICO","url":"https://alion.io/company/litalico/technologies","shared_technologies":24},{"name":"IVRy","url":"https://alion.io/company/ivry/technologies","shared_technologies":23},{"name":"ANDPAD","url":"https://alion.io/company/andpad/technologies","shared_technologies":23},{"name":"Raksul","url":"https://alion.io/company/raksul/technologies","shared_technologies":24}],"html_url":"https://alion.io/company/seibii/technologies","json_url":"https://alion.io/company/seibii/technologies.json","license":"CC BY-SA 4.0","meta":{"source":"Alion","built_at":"2026-10-31T10:22:39Z","generated_at":"2026-10-31T20:36:43Z"}}