> Markdown version of [/jobs/ext/1623869-ingeniero-senior-python](https://www.wearedevelopers.com/jobs/ext/1623869-ingeniero-senior-python). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Ingeniero Senior Python - **Company:** CAS - **Location:** Spain - **Contract:** Permanent contract - **Skills:** Large Language Models, Generative AI, Backend, Restful APIs - **Published:** July 31, 2026 - **Apply:** https://www.jobleads.com/es/job/ee7bbc6490d569b9abb16bfacbd1e744b ## About the Role El candidato ideal tendrá más de 5 años de experiencia, experiencia en entornos productivos y colaborará con equipos multidisciplinares para evolucionar soluciones de IA desde prototipos hasta producción. ## Description Cas Training busca un Ingeniero Senior Python para un proyecto en banca, con amplia experiencia en desarrollo backend y tecnologías IA Generativa. Se valorará la capacidad de diseñar APIs REST, integrar LLMs y construir arquitecturas escalables para soluciones IA. ## Related Videos - [Rest API Antipatterns](https://www.wearedevelopers.com/videos/100208-rest-api-antipatterns) - [Developing the Backend with Stefan Lingler, CTO at Shpock](https://www.wearedevelopers.com/videos/100360-developing-the-backend-with-stefan-lingler-cto-at-shpock) - [Your imaginations is (no longer) the limit: how Generative AI empowers people to be creative](https://www.wearedevelopers.com/videos/741-your-imaginations-is-no-longer-the-limit-how-generative-ai-empowers-people-to-be-creative) - [Developer Experience, Platform Engineering and AI powered Apps](https://www.wearedevelopers.com/videos/990-developer-experience-platform-engineering-and-ai-powered-apps) - [How E.On productionizes its AI model & Implementation of Secure Generative AI.](https://www.wearedevelopers.com/videos/623-how-e-on-productionizes-its-ai-model-implementation-of-secure-generative-ai) - [Nest.js - TypeScript in the backend can also be clean](https://www.wearedevelopers.com/videos/1033-nest-js-typescript-in-the-backend-can-also-be-clean) ## Related Articles - [How to Become an AI Engineer](https://www.wearedevelopers.com/magazine/331-how-to-become-an-ai-engineer) - [The 13 Best Python Libraries for Developers in 2025](https://www.wearedevelopers.com/magazine/371-the-13-best-python-libraries-for-developers-in-2025) - [The Best Large Language Models on The Market](https://www.wearedevelopers.com/magazine/319-the-best-large-language-models-on-the-market) - [What Are Large Language Models?](https://www.wearedevelopers.com/magazine/304-what-are-large-language-models) - [Spanish Business Culture and Etiquette](https://www.wearedevelopers.com/magazine/353-spanish-business-culture-and-etiquette) - [Why Upskilling And Reskilling is Important For Developers](https://www.wearedevelopers.com/magazine/428-why-upskilling-and-reskilling-is-important-for-developers)