{"company":{"id":723171,"name":"Charles River Associates","domain":"crai.com","url":"https://alion.io/company/charles-river-associates"},"answer":"Charles River Associates builds mostly with Python, Stata, SAS, SQL. Its stack also includes Azure, AWS, MS SQL, PostgreSQL. Python is named in 15 of the 24 job postings Charles River Associates published in the last 12 months (63%). Counted by Alion from the job postings of Charles River Associates, updated Sep 28, 2026.","window_days":365,"postings_analysed":24,"open_postings":21,"technologies_in_use":54,"modernity_score":75,"ai_adoption":true,"technologies":[{"name":"Python","layer":"languages","postings":15,"share":0.625,"required":14,"open_postings":14,"first_seen":"2019-05-17","last_seen":"2026-09-17","median_stated_pay_usd":100000},{"name":"Azure","layer":"cloud","postings":14,"share":0.5833,"required":12,"open_postings":13,"first_seen":"2025-10-29","last_seen":"2026-09-17","median_stated_pay_usd":150000},{"name":"AWS","layer":"cloud","postings":9,"share":0.375,"required":7,"open_postings":8,"first_seen":"2025-10-29","last_seen":"2026-09-17","median_stated_pay_usd":140000},{"name":"Stata","layer":"languages","postings":8,"share":0.3333,"required":8,"open_postings":8,"first_seen":"2019-05-17","last_seen":"2026-09-17","median_stated_pay_usd":null},{"name":"GCP","layer":"cloud","postings":7,"share":0.2917,"required":7,"open_postings":6,"first_seen":"2025-10-29","last_seen":"2026-09-17","median_stated_pay_usd":null},{"name":"SAS","layer":"languages","postings":7,"share":0.2917,"required":7,"open_postings":7,"first_seen":"2021-06-30","last_seen":"2026-09-17","median_stated_pay_usd":null},{"name":"SQL","layer":"languages","postings":7,"share":0.2917,"required":7,"open_postings":7,"first_seen":"2026-05-22","last_seen":"2026-09-17","median_stated_pay_usd":null},{"name":"Active Directory","layer":"cloud","postings":7,"share":0.2917,"required":5,"open_postings":5,"first_seen":"2025-10-29","last_seen":"2026-08-14","median_stated_pay_usd":null},{"name":"Databricks","layer":"cloud","postings":6,"share":0.25,"required":6,"open_postings":6,"first_seen":"2026-05-22","last_seen":"2026-09-17","median_stated_pay_usd":null},{"name":"Spark","layer":"cloud","postings":6,"share":0.25,"required":6,"open_postings":6,"first_seen":"2026-05-22","last_seen":"2026-09-17","median_stated_pay_usd":null},{"name":"Microsoft Entra ID","layer":"cloud","postings":6,"share":0.25,"required":4,"open_postings":5,"first_seen":"2026-07-15","last_seen":"2026-08-14","median_stated_pay_usd":null},{"name":"MATLAB","layer":"languages","postings":4,"share":0.1667,"required":4,"open_postings":4,"first_seen":"2021-06-30","last_seen":"2026-09-17","median_stated_pay_usd":null},{"name":"VMWare","layer":"cloud","postings":4,"share":0.1667,"required":4,"open_postings":3,"first_seen":"2025-10-29","last_seen":"2026-08-14","median_stated_pay_usd":null},{"name":"Crowdstrike","layer":"cloud","postings":4,"share":0.1667,"required":2,"open_postings":4,"first_seen":"2026-07-15","last_seen":"2026-08-14","median_stated_pay_usd":null},{"name":"C#","layer":"languages","postings":3,"share":0.125,"required":3,"open_postings":3,"first_seen":"2022-05-05","last_seen":"2026-08-28","median_stated_pay_usd":null},{"name":"MS SQL","layer":"data","postings":3,"share":0.125,"required":3,"open_postings":3,"first_seen":"2022-05-05","last_seen":"2026-08-28","median_stated_pay_usd":null},{"name":"Linux","layer":"cloud","postings":3,"share":0.125,"required":2,"open_postings":3,"first_seen":"2021-04-05","last_seen":"2026-08-14","median_stated_pay_usd":null},{"name":"Microsoft Excel","layer":"tools","postings":3,"share":0.125,"required":1,"open_postings":3,"first_seen":"2021-04-23","last_seen":"2026-09-16","median_stated_pay_usd":null},{"name":"Hyper-V","layer":"tools","postings":2,"share":0.0833,"required":2,"open_postings":2,"first_seen":"2026-08-14","last_seen":"2026-08-14","median_stated_pay_usd":null},{"name":"PowerShell","layer":"languages","postings":2,"share":0.0833,"required":2,"open_postings":2,"first_seen":"2026-08-14","last_seen":"2026-08-14","median_stated_pay_usd":null},{"name":"Windows","layer":"cloud","postings":2,"share":0.0833,"required":2,"open_postings":2,"first_seen":"2021-04-05","last_seen":"2026-08-14","median_stated_pay_usd":null},{"name":"LLM","layer":"ai","postings":2,"share":0.0833,"required":1,"open_postings":2,"first_seen":"2026-06-16","last_seen":"2026-06-16","median_stated_pay_usd":null},{"name":"Node JS","layer":"languages","postings":2,"share":0.0833,"required":1,"open_postings":2,"first_seen":"2026-06-16","last_seen":"2026-06-16","median_stated_pay_usd":null},{"name":"PostgreSQL","layer":"data","postings":2,"share":0.0833,"required":1,"open_postings":2,"first_seen":"2026-06-16","last_seen":"2026-06-16","median_stated_pay_usd":null},{"name":"React.js","layer":"frameworks","postings":2,"share":0.0833,"required":1,"open_postings":2,"first_seen":"2026-06-16","last_seen":"2026-06-16","median_stated_pay_usd":null},{"name":"TypeScript","layer":"languages","postings":2,"share":0.0833,"required":1,"open_postings":2,"first_seen":"2026-06-16","last_seen":"2026-06-16","median_stated_pay_usd":null},{"name":"JavaScript","layer":"languages","postings":2,"share":0.0833,"required":0,"open_postings":2,"first_seen":"2026-06-16","last_seen":"2026-06-16","median_stated_pay_usd":null},{"name":"Qualys Cloud Platform","layer":"cloud","postings":2,"share":0.0833,"required":0,"open_postings":2,"first_seen":"2026-07-15","last_seen":"2026-08-05","median_stated_pay_usd":null},{"name":"Tanium","layer":"cloud","postings":2,"share":0.0833,"required":0,"open_postings":2,"first_seen":"2026-07-15","last_seen":"2026-08-05","median_stated_pay_usd":null},{"name":"AI Agents","layer":"practices","postings":1,"share":0.0417,"required":1,"open_postings":1,"first_seen":"2026-06-16","last_seen":"2026-06-16","median_stated_pay_usd":null},{"name":"Ansible","layer":"tools","postings":1,"share":0.0417,"required":1,"open_postings":0,"first_seen":"2025-10-29","last_seen":"2025-10-29","median_stated_pay_usd":null},{"name":"Anthropic","layer":"cloud","postings":1,"share":0.0417,"required":1,"open_postings":1,"first_seen":"2026-06-16","last_seen":"2026-06-16","median_stated_pay_usd":null},{"name":"Azure DevOps","layer":"cloud","postings":1,"share":0.0417,"required":1,"open_postings":1,"first_seen":"2026-06-16","last_seen":"2026-06-16","median_stated_pay_usd":null},{"name":"DHCP","layer":"practices","postings":1,"share":0.0417,"required":1,"open_postings":0,"first_seen":"2025-10-29","last_seen":"2025-10-29","median_stated_pay_usd":null},{"name":"DNS","layer":"practices","postings":1,"share":0.0417,"required":1,"open_postings":0,"first_seen":"2025-10-29","last_seen":"2025-10-29","median_stated_pay_usd":null},{"name":"FinOps","layer":"practices","postings":1,"share":0.0417,"required":1,"open_postings":0,"first_seen":"2025-10-29","last_seen":"2025-10-29","median_stated_pay_usd":null},{"name":"Function Calling","layer":"practices","postings":1,"share":0.0417,"required":1,"open_postings":1,"first_seen":"2026-06-16","last_seen":"2026-06-16","median_stated_pay_usd":null},{"name":"OpenAI","layer":"cloud","postings":1,"share":0.0417,"required":1,"open_postings":1,"first_seen":"2026-06-16","last_seen":"2026-06-16","median_stated_pay_usd":null},{"name":"Prompt Caching","layer":"practices","postings":1,"share":0.0417,"required":1,"open_postings":1,"first_seen":"2026-06-16","last_seen":"2026-06-16","median_stated_pay_usd":null},{"name":"Structured Outputs","layer":"practices","postings":1,"share":0.0417,"required":1,"open_postings":1,"first_seen":"2026-06-16","last_seen":"2026-06-16","median_stated_pay_usd":null},{"name":"Terraform","layer":"tools","postings":1,"share":0.0417,"required":1,"open_postings":0,"first_seen":"2025-10-29","last_seen":"2025-10-29","median_stated_pay_usd":null},{"name":"Tool Use","layer":"practices","postings":1,"share":0.0417,"required":1,"open_postings":1,"first_seen":"2026-06-16","last_seen":"2026-06-16","median_stated_pay_usd":null},{"name":"VPN","layer":"practices","postings":1,"share":0.0417,"required":1,"open_postings":0,"first_seen":"2025-10-29","last_seen":"2025-10-29","median_stated_pay_usd":null},{"name":"Vite","layer":"tools","postings":1,"share":0.0417,"required":1,"open_postings":1,"first_seen":"2026-06-16","last_seen":"2026-06-16","median_stated_pay_usd":null},{"name":"Windows Server","layer":"cloud","postings":1,"share":0.0417,"required":1,"open_postings":1,"first_seen":"2026-05-06","last_seen":"2026-05-06","median_stated_pay_usd":null},{"name":"CI/CD","layer":"practices","postings":1,"share":0.0417,"required":0,"open_postings":1,"first_seen":"2026-06-16","last_seen":"2026-06-16","median_stated_pay_usd":null},{"name":"Docker","layer":"tools","postings":1,"share":0.0417,"required":0,"open_postings":1,"first_seen":"2026-06-16","last_seen":"2026-06-16","median_stated_pay_usd":null},{"name":"GitHub Actions","layer":"cloud","postings":1,"share":0.0417,"required":0,"open_postings":1,"first_seen":"2026-06-16","last_seen":"2026-06-16","median_stated_pay_usd":null},{"name":"LLM Evaluation","layer":"practices","postings":1,"share":0.0417,"required":0,"open_postings":1,"first_seen":"2026-06-16","last_seen":"2026-06-16","median_stated_pay_usd":null},{"name":"Prompt Engineering","layer":"practices","postings":1,"share":0.0417,"required":0,"open_postings":1,"first_seen":"2026-06-16","last_seen":"2026-06-16","median_stated_pay_usd":null},{"name":"RAG","layer":"practices","postings":1,"share":0.0417,"required":0,"open_postings":1,"first_seen":"2026-06-16","last_seen":"2026-06-16","median_stated_pay_usd":null},{"name":"Tailwind CSS","layer":"frameworks","postings":1,"share":0.0417,"required":0,"open_postings":1,"first_seen":"2026-06-16","last_seen":"2026-06-16","median_stated_pay_usd":null},{"name":"Ubuntu","layer":"cloud","postings":1,"share":0.0417,"required":0,"open_postings":1,"first_seen":"2026-06-16","last_seen":"2026-06-16","median_stated_pay_usd":null},{"name":"WebSockets","layer":"tools","postings":1,"share":0.0417,"required":0,"open_postings":1,"first_seen":"2026-06-16","last_seen":"2026-06-16","median_stated_pay_usd":null}],"own_products":[],"changes":{"first_appeared":[{"name":"Hyper-V","first_seen":"2026-08-14"},{"name":"PowerShell","first_seen":"2026-08-14"},{"name":"Microsoft Entra ID","first_seen":"2026-07-15"},{"name":"Crowdstrike","first_seen":"2026-07-15"},{"name":"Qualys Cloud Platform","first_seen":"2026-07-15"},{"name":"Tanium","first_seen":"2026-07-15"},{"name":"LLM","first_seen":"2026-06-16"},{"name":"Node JS","first_seen":"2026-06-16"}],"rising":[],"falling":[],"not_seen_180d":[]},"similar_stacks":[{"name":"Spektrum Group","url":"https://alion.io/company/spektrum-group/technologies","shared_technologies":45},{"name":"Trace3","url":"https://alion.io/company/trace3/technologies","shared_technologies":44},{"name":"T. Rowe Price","url":"https://alion.io/company/t-rowe-price/technologies","shared_technologies":39},{"name":"Voyager Technologies","url":"https://alion.io/company/voyager-technologies/technologies","shared_technologies":40},{"name":"Diligent","url":"https://alion.io/company/diligentcorporation/technologies","shared_technologies":39},{"name":"Nelnet","url":"https://alion.io/company/nelnet/technologies","shared_technologies":44},{"name":"BDO USA","url":"https://alion.io/company/bdo-usa/technologies","shared_technologies":40},{"name":"Riveron","url":"https://alion.io/company/riveron/technologies","shared_technologies":39}],"html_url":"https://alion.io/company/charles-river-associates/technologies","json_url":"https://alion.io/company/charles-river-associates/technologies.json","license":"CC BY-SA 4.0","meta":{"source":"Alion","built_at":"2026-09-28T21:36:24Z","generated_at":"2026-09-29T07:59:36Z"}}