{"source":"Breaknorm","page":"https://breaknorm.co/company/kaleidos.net","license":"https://breaknorm.co/terms","domain":"kaleidos.net","name":"Kaleidos","legal_name":"Kaleidos","country":"ES","country_second":"US","city":"Madrid","admin1":"Madrid","vertical":"technology_software","subvertical":"software_dev_ai_agencies","leaf":"custom_software_development_agencies","summary":"Kaleidos is an open-source technology company that builds digital products with a focus on social impact. Its main offering is Penpot, an open-source design platform for teams that need scalable design and code collaboration. The company describes itself as people-first and open-source oriented.","offerings":["penpot design platform"],"target_customers":["design and development teams"],"business_model":["B2B"],"geo_scope":"unknown","headcount":"11-50","headcount_source":"linkedin","revenue":"2M-10M","revenue_source":"estimated","certifications":[],"langs":["en"],"linkedin":"https://www.linkedin.com/company/kaleidos-open-source","reviews":[],"contact_points":3,"contact_phones":0,"page_types":["privacy","terms","team","home","contact","careers","about"],"crawled":"2026-08-19","profiled":"2026-08-19","indexed":"2026-10-02","hiring_built":"2026-10-27","website_tech":["amazon_ses","anthropic","google_workspace","report_uri","vercel"],"hiring":{"open":3,"open_postings":3,"new_7d":0,"new_30d":0,"new_90d":2,"closed_30d":0,"countries":[]},"hiring_functions":[["software_engineering",1,0],["unknown",1,0]],"tech_jobs":[{"slug":"linux","status":"active","confidence":"high","jobs":3,"first_seen":"2025-01-10","function":"unknown","quote":"We walk the talk on open-source philosophy: All roles (yes, even design and corporate!) require using Linux distributions as our primary OS whenever possible.","title":"Proactive application"},{"slug":"clojure","status":"active","confidence":"high","jobs":2,"first_seen":"2026-08-25","function":"software_engineering","quote":"You'll also have some points of contact with the frontend, mainly when it comes to passing data between Clojure and the engine.","title":"Performance & Rendering Engineer - Penpot by Kaleidos"},{"slug":"rust","status":"active","confidence":"high","jobs":1,"first_seen":"2026-08-28","function":"","quote":"You'll be part of a small team working in Rust on Penpot's rendering engine (built with WASM, Rust, and Skia), on the text editor, and on ongoing performance improvements.","title":"Performance & Rendering Engineer - Penpot by Kaleidos"},{"slug":"rxjs","status":"active","confidence":"high","jobs":1,"first_seen":"2026-08-25","function":"software_engineering","quote":"• Interest in or experience with reactive programming (at Penpot we use RxJS).","title":"Software Engineer - Penpot by Kaleidos"},{"slug":"chatgpt","status":"active","confidence":"medium","jobs":2,"first_seen":"2026-08-25","function":"software_engineering","quote":"• Regular use of LLMs (Claude, Cursor, ChatGPT, OpenCode...) as part of your way of working, among other things to make it easier for you to interact with and integrate into Penpot's Clojure core.","title":"Performance & Rendering Engineer - Penpot by Kaleidos"},{"slug":"claude","status":"active","confidence":"medium","jobs":2,"first_seen":"2026-08-25","function":"software_engineering","quote":"• Regular use of LLMs (Claude, Cursor, ChatGPT, OpenCode...) as part of your way of working, among other things to make it easier for you to interact with and integrate into Penpot's Clojure core.","title":"Performance & Rendering Engineer - Penpot by Kaleidos"},{"slug":"css","status":"active","confidence":"medium","jobs":2,"first_seen":"2026-08-25","function":"software_engineering","quote":"• Hands-on experience with frontend technologies, with a good command of JavaScript, browser APIs, HTML, and CSS.","title":"Performance & Rendering Engineer - Penpot by Kaleidos"},{"slug":"cursor","status":"active","confidence":"medium","jobs":2,"first_seen":"2026-08-25","function":"software_engineering","quote":"• Regular use of LLMs (Claude, Cursor, ChatGPT, OpenCode...) as part of your way of working, among other things to make it easier for you to interact with and integrate into Penpot's Clojure core.","title":"Performance & Rendering Engineer - Penpot by Kaleidos"},{"slug":"html","status":"active","confidence":"medium","jobs":2,"first_seen":"2026-08-25","function":"software_engineering","quote":"• Hands-on experience with frontend technologies, with a good command of JavaScript, browser APIs, HTML, and CSS.","title":"Performance & Rendering Engineer - Penpot by Kaleidos"},{"slug":"javascript","status":"active","confidence":"medium","jobs":2,"first_seen":"2026-08-25","function":"software_engineering","quote":"• Hands-on experience with frontend technologies, with a good command of JavaScript, browser APIs, HTML, and CSS.","title":"Performance & Rendering Engineer - Penpot by Kaleidos"},{"slug":"opencode","status":"active","confidence":"medium","jobs":2,"first_seen":"2026-08-25","function":"software_engineering","quote":"• Regular use of LLMs (Claude, Cursor, ChatGPT, OpenCode...) as part of your way of working, among other things to make it easier for you to interact with and integrate into Penpot's Clojure core.","title":"Performance & Rendering Engineer - Penpot by Kaleidos"},{"slug":"clojurescript","status":"active","confidence":"medium","jobs":1,"first_seen":"2026-08-25","function":"software_engineering","quote":"Day-to-day work is in ClojureScript, but you don't need to master it from day one: you can learn it as you go, drawing on LLM tools for support.","title":"Software Engineer - Penpot by Kaleidos"},{"slug":"c-plus-plus","status":"active","confidence":"medium","jobs":1,"first_seen":"2026-08-28","function":"","quote":"eone who'd fit great with the team: someone with experience in graphics engines or in-browser game development (using graphics APIs); or maybe someone strong in WASM, with C++ or Rust, with an interest in working in graphics environments...","title":"Performance & Rendering Engineer - Penpot by Kaleidos"},{"slug":"react","status":"active","confidence":"medium","jobs":1,"first_seen":"2026-08-25","function":"software_engineering","quote":"• A background as a frontend developer (backend-for-frontend), with solid command of JavaScript, browser APIs, HTML and CSS, and experience with JS frameworks (we mainly use React).","title":"Software Engineer - Penpot by Kaleidos"}],"intents":[],"recent_postings":[{"id":1246869,"title":"Performance & Rendering Engineer - Penpot by Kaleidos","city":"Remoto-Madrid","function":"","family":null,"seniority":null,"posted":"2026-08-28","url":"https://kaleidos.jobs.personio.de/job/2772587","tech":["rust","webassembly","clojure","javascript","html","css"]},{"id":1246871,"title":"Software Engineer - Penpot by Kaleidos","city":"Remoto-Madrid","function":"software_engineering","family":null,"seniority":null,"posted":"2026-08-25","url":"https://kaleidos.jobs.personio.de/job/2766441","tech":["rxjs","javascript","html","css","react","clojurescript"]},{"id":1246870,"title":"Proactive application","city":"Remoto-Madrid","function":"unknown","family":null,"seniority":null,"posted":"2025-01-10","url":"https://kaleidos.jobs.personio.de/job/1951498","tech":["linux"]}],"ats":"Personio","similar":[{"domain":"teamport.com","name":"GPD","country":"US","city":"Shibaura(2-4-Chome)","headcount":"51-200","leaf":"mechanical_design_engineering","summary":"GPD is a consulting and technology company that helps teams deliver complex R&D and engineering projects through a model-based approach to strategy, capabilitie."},{"domain":"nexodes.com","name":"NEXODES","country":"IN","city":null,"headcount":"51-200","leaf":"other_user_content_aggregator_platforms","summary":"NEXODES is a community platform for automotive designers that connects members with career opportunities, events, competitions and mentorship."},{"domain":"entando.com","name":"Entando","country":"US","city":"Miami","headcount":"51-200","leaf":"workflow_bpm_software","summary":"Entando is a software company that provides an application composition platform for enterprises, enabling the composition, deployment, and governance of modular."},{"domain":"wacom.com","name":"Wacom","country":"DE","city":"Düsseldorf","headcount":"1001-5000","leaf":"consumer_electronics_manufacturers","summary":"Wacom is a technology company that manufactures creative tools and digital ink technology for consumers and businesses."},{"domain":"leadfortaleza.com.br","name":"Lead - 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