--- title: "Which companies in Czechia use JavaScript?" description: "Ciklum, CallMiner and more. 48 companies hiring in Czechia whose own job postings show they use JavaScript: 11 confirmed, 37 likely." canonical: https://jobspipe.dev/technologies/javascript/cz --- # Which companies in Czechia use JavaScript? > Ciklum, CallMiner and more. 48 companies hiring in Czechia whose own job postings show they use JavaScript: 11 confirmed, 37 likely. Updated daily from live postings. **Canonical URL:** https://jobspipe.dev/technologies/javascript/cz 48 companies with postings in Czechia use JavaScript according to their own job postings: 11 confirmed and 37 likely. The 2 listed below are confirmed users with at least 2 postings and a verified website; the rest are counted here but not named. - **Confirmed companies:** 11 - **Likely companies:** 37 - **Category:** Programming languages - **As of:** 25 Sep 2026 ## Companies using JavaScript | # | Company | Postings naming it | Last seen | |---|---|---|---| | 1 | [Ciklum](https://jobspipe.dev/hiring/ciklum.com) | 19 | 7 Oct 2026 | | 2 | [CallMiner](https://jobspipe.dev/hiring/callminer.com) | 2 | 24 Sep 2026 | ## By country - [United States](https://jobspipe.dev/technologies/javascript/us) - [India](https://jobspipe.dev/technologies/javascript/in) - [Canada](https://jobspipe.dev/technologies/javascript/ca) - [United Kingdom](https://jobspipe.dev/technologies/javascript/gb) - [Germany](https://jobspipe.dev/technologies/javascript/de) - [Brazil](https://jobspipe.dev/technologies/javascript/br) - [Japan](https://jobspipe.dev/technologies/javascript/jp) - [Mexico](https://jobspipe.dev/technologies/javascript/mx) - [Singapore](https://jobspipe.dev/technologies/javascript/sg) - [France](https://jobspipe.dev/technologies/javascript/fr) Worldwide: [Which companies use JavaScript?](https://jobspipe.dev/technologies/javascript) ## Related - [Companies hiring JavaScript roles in the last 30 days](https://jobspipe.dev/hiring/technology/javascript) ## FAQ ### How many companies use JavaScript in Czechia? 48 companies in Czechia have job postings that show they use JavaScript, as of 25 Sep 2026. 11 are confirmed and 37 are likely. ### Which companies use JavaScript in Czechia? Ciklum, CallMiner are among the confirmed JavaScript users with the most postings naming it in Czechia. The full list on this page names 2 companies. ### How does JobsPipe know a company uses JavaScript? From the company's own job postings. Each posting is read for the technologies it names, and every company and technology pair is graded: confirmed when two independent checks agree on JavaScript in at least one posting, likely when it is a stated requirement or appears in two separate postings. A single passing mention is not counted here. It is evidence of a team working with JavaScript, not a purchase record. ## Reproduce ```bash curl -X POST https://api.jobspipe.dev/v1/companies/search -H "Authorization: Bearer $JOBSPIPE_API_KEY" -H "Content-Type: application/json" -d '{"company_technology_slug_or":["javascript"],"tier_min":"confirmed","company_country_code_or":["CZ"],"limit":25}' ``` --- Try it with no key: `curl -d '{"limit":3}' https://api.jobspipe.dev/v1/sandbox/jobs/search`. AI agents: the full machine-readable index of this site is https://jobspipe.dev/llms.txt?src=md-twin - API quickstart, MCP server, pricing. Free key (1,000 jobs to start): https://jobspipe.dev/signup