{"company":{"id":40678,"name":"Aiven","domain":"aiven.io","url":"https://alion.io/company/aiven"},"answer":"Aiven builds mostly with Python, Java, Ruby, JavaScript. Its stack also includes Apache Kafka, PostgreSQL, ClickHouse, AWS. Apache Kafka is named in 9 of the 10 job postings Aiven published in the last 12 months (90%). Counted by Alion from the job postings of Aiven, updated Oct 10, 2026.","window_days":365,"postings_analysed":10,"open_postings":10,"technologies_in_use":28,"modernity_score":93,"ai_adoption":true,"technologies":[{"name":"Apache Kafka","layer":"cloud","postings":9,"share":0.9,"required":8,"open_postings":9,"first_seen":"2026-06-11","last_seen":"2026-10-09","median_stated_pay_usd":null},{"name":"PostgreSQL","layer":"data","postings":7,"share":0.7,"required":6,"open_postings":7,"first_seen":"2026-06-11","last_seen":"2026-10-09","median_stated_pay_usd":null},{"name":"ClickHouse","layer":"data","postings":6,"share":0.6,"required":6,"open_postings":6,"first_seen":"2026-08-01","last_seen":"2026-10-09","median_stated_pay_usd":null},{"name":"OpenSearch","layer":"data","postings":6,"share":0.6,"required":6,"open_postings":6,"first_seen":"2026-08-01","last_seen":"2026-10-09","median_stated_pay_usd":null},{"name":"AWS","layer":"cloud","postings":3,"share":0.3,"required":3,"open_postings":3,"first_seen":"2026-07-10","last_seen":"2026-10-01","median_stated_pay_usd":null},{"name":"Azure","layer":"cloud","postings":3,"share":0.3,"required":3,"open_postings":3,"first_seen":"2026-07-10","last_seen":"2026-10-01","median_stated_pay_usd":null},{"name":"Python","layer":"languages","postings":3,"share":0.3,"required":3,"open_postings":3,"first_seen":"2026-08-19","last_seen":"2026-10-01","median_stated_pay_usd":null},{"name":"DNS","layer":"practices","postings":2,"share":0.2,"required":2,"open_postings":2,"first_seen":"2026-09-02","last_seen":"2026-10-01","median_stated_pay_usd":null},{"name":"Java","layer":"languages","postings":2,"share":0.2,"required":2,"open_postings":2,"first_seen":"2026-09-02","last_seen":"2026-10-01","median_stated_pay_usd":null},{"name":"Linux","layer":"cloud","postings":2,"share":0.2,"required":2,"open_postings":2,"first_seen":"2026-09-02","last_seen":"2026-10-01","median_stated_pay_usd":null},{"name":"Ruby","layer":"languages","postings":2,"share":0.2,"required":2,"open_postings":2,"first_seen":"2026-09-02","last_seen":"2026-10-01","median_stated_pay_usd":null},{"name":"AI Agents","layer":"practices","postings":1,"share":0.1,"required":1,"open_postings":1,"first_seen":"2026-10-09","last_seen":"2026-10-09","median_stated_pay_usd":null},{"name":"Aider","layer":"tools","postings":1,"share":0.1,"required":1,"open_postings":1,"first_seen":"2026-09-02","last_seen":"2026-09-02","median_stated_pay_usd":null},{"name":"Amazon Kinesis","layer":"cloud","postings":1,"share":0.1,"required":1,"open_postings":1,"first_seen":"2026-09-02","last_seen":"2026-09-02","median_stated_pay_usd":null},{"name":"ChatGPT","layer":"ai","postings":1,"share":0.1,"required":1,"open_postings":1,"first_seen":"2026-10-09","last_seen":"2026-10-09","median_stated_pay_usd":null},{"name":"Claude","layer":"ai","postings":1,"share":0.1,"required":1,"open_postings":1,"first_seen":"2026-10-09","last_seen":"2026-10-09","median_stated_pay_usd":null},{"name":"Copilot","layer":"tools","postings":1,"share":0.1,"required":1,"open_postings":1,"first_seen":"2026-10-09","last_seen":"2026-10-09","median_stated_pay_usd":null},{"name":"ElasticSearch","layer":"data","postings":1,"share":0.1,"required":1,"open_postings":1,"first_seen":"2026-09-02","last_seen":"2026-09-02","median_stated_pay_usd":null},{"name":"Embeddings","layer":"practices","postings":1,"share":0.1,"required":1,"open_postings":1,"first_seen":"2026-08-19","last_seen":"2026-08-19","median_stated_pay_usd":null},{"name":"Flink","layer":"frameworks","postings":1,"share":0.1,"required":1,"open_postings":1,"first_seen":"2026-09-02","last_seen":"2026-09-02","median_stated_pay_usd":null},{"name":"GCP","layer":"cloud","postings":1,"share":0.1,"required":1,"open_postings":1,"first_seen":"2026-07-10","last_seen":"2026-07-10","median_stated_pay_usd":null},{"name":"JavaScript","layer":"languages","postings":1,"share":0.1,"required":1,"open_postings":1,"first_seen":"2026-08-19","last_seen":"2026-08-19","median_stated_pay_usd":null},{"name":"LLM","layer":"ai","postings":1,"share":0.1,"required":1,"open_postings":1,"first_seen":"2026-08-19","last_seen":"2026-08-19","median_stated_pay_usd":null},{"name":"MySQL","layer":"data","postings":1,"share":0.1,"required":1,"open_postings":1,"first_seen":"2026-09-02","last_seen":"2026-09-02","median_stated_pay_usd":null},{"name":"RAG","layer":"practices","postings":1,"share":0.1,"required":1,"open_postings":1,"first_seen":"2026-08-19","last_seen":"2026-08-19","median_stated_pay_usd":null},{"name":"Redis","layer":"data","postings":1,"share":0.1,"required":1,"open_postings":1,"first_seen":"2026-09-02","last_seen":"2026-09-02","median_stated_pay_usd":null},{"name":"Spark","layer":"cloud","postings":1,"share":0.1,"required":1,"open_postings":1,"first_seen":"2026-09-02","last_seen":"2026-09-02","median_stated_pay_usd":null},{"name":"Terraform","layer":"tools","postings":1,"share":0.1,"required":1,"open_postings":1,"first_seen":"2026-10-08","last_seen":"2026-10-08","median_stated_pay_usd":null}],"own_products":[],"changes":{"first_appeared":[],"rising":[],"falling":[],"not_seen_180d":[]},"similar_stacks":[{"name":"Aircall","url":"https://alion.io/company/aircall/technologies","shared_technologies":24},{"name":"Harness","url":"https://alion.io/company/harness/technologies","shared_technologies":24},{"name":"InterImage","url":"https://alion.io/company/interimage/technologies","shared_technologies":24},{"name":"Lyft","url":"https://alion.io/company/lyft/technologies","shared_technologies":26},{"name":"Amtech Software","url":"https://alion.io/company/amtechsoftware/technologies","shared_technologies":24},{"name":"Roku","url":"https://alion.io/company/roku-2/technologies","shared_technologies":24},{"name":"Workato","url":"https://alion.io/company/workato/technologies","shared_technologies":25},{"name":"Code Europe","url":"https://alion.io/company/codeeurope/technologies","shared_technologies":24}],"html_url":"https://alion.io/company/aiven/technologies","json_url":"https://alion.io/company/aiven/technologies.json","license":"CC BY-SA 4.0","meta":{"source":"Alion","built_at":"2026-10-10T19:08:21Z","generated_at":"2026-10-11T00:28:52Z"}}